that some governors won't load - they only
work on some specific architectures or
processors.
-scaling_min_freq and
+scaling_min_freq and
scaling_max_freq show the current "policy limits" (in
kHz). By echoing new values into these
files, you can change these limits.
+ NOTE: when setting a policy you need to
+ first set scaling_max_freq, then
+ scaling_min_freq.
If you have selected the "userspace" governor which allows you to
References
- IETF IP over InfiniBand (ipoib) Working Group
- http://ietf.org/html.charters/ipoib-charter.html
Transmission of IP over InfiniBand (IPoIB) (RFC 4391)
http://ietf.org/rfc/rfc4391.txt
IP over InfiniBand (IPoIB) Architecture (RFC 4392)
T: git kernel.org:/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6.git
S: Maintained
+ACPI PCI HOTPLUG DRIVER
+P: Kristen Carlson Accardi
+M: kristen.c.accardi@intel.com
+L: pcihpd-discuss@lists.sourceforge.net
+S: Maintained
+
AD1816 SOUND DRIVER
P: Thorsten Knabe
M: Thorsten Knabe <linux@thorsten-knabe.de>
config X86_GX_SUSPMOD
tristate "Cyrix MediaGX/NatSemi Geode Suspend Modulation"
+ depends on PCI
help
This add the CPUFreq driver for NatSemi Geode processors which
support suspend modulation.
config X86_LONGHAUL
tristate "VIA Cyrix III Longhaul"
select CPU_FREQ_TABLE
- depends on BROKEN
+ depends on ACPI_PROCESSOR
help
This adds the CPUFreq driver for VIA Samuel/CyrixIII,
VIA Cyrix Samuel/C3, VIA Cyrix Ezra and VIA Cyrix Ezra-T
}
/* Do initialization in ACPI core */
- acpi_processor_preregister_performance(acpi_perf_data);
- return 0;
+ return acpi_processor_preregister_performance(acpi_perf_data);
}
static int
#include <linux/cpufreq.h>
#include <linux/slab.h>
#include <linux/string.h>
-#include <linux/pci.h>
#include <asm/msr.h>
#include <asm/timex.h>
#include <asm/io.h>
+#include <asm/acpi.h>
+#include <linux/acpi.h>
+#include <acpi/processor.h>
#include "longhaul.h"
static unsigned int minmult, maxmult;
static int can_scale_voltage;
static int vrmrev;
+static struct acpi_processor *pr = NULL;
+static struct acpi_processor_cx *cx = NULL;
/* Module parameters */
static int dont_scale_voltage;
return eblcr_table[invalue];
}
+/* For processor with BCR2 MSR */
-static void do_powersaver(union msr_longhaul *longhaul,
- unsigned int clock_ratio_index)
+static void do_longhaul1(int cx_address, unsigned int clock_ratio_index)
{
- struct pci_dev *dev;
- unsigned long flags;
- unsigned int tmp_mask;
- int version;
- int i;
- u16 pci_cmd;
- u16 cmd_state[64];
+ union msr_bcr2 bcr2;
+ u32 t;
- switch (cpu_model) {
- case CPU_EZRA_T:
- version = 3;
- break;
- case CPU_NEHEMIAH:
- version = 0xf;
- break;
- default:
- return;
- }
+ rdmsrl(MSR_VIA_BCR2, bcr2.val);
+ /* Enable software clock multiplier */
+ bcr2.bits.ESOFTBF = 1;
+ bcr2.bits.CLOCKMUL = clock_ratio_index;
- rdmsrl(MSR_VIA_LONGHAUL, longhaul->val);
- longhaul->bits.SoftBusRatio = clock_ratio_index & 0xf;
- longhaul->bits.SoftBusRatio4 = (clock_ratio_index & 0x10) >> 4;
- longhaul->bits.EnableSoftBusRatio = 1;
- longhaul->bits.RevisionKey = 0;
+ /* Sync to timer tick */
+ safe_halt();
+ ACPI_FLUSH_CPU_CACHE();
+ /* Change frequency on next halt or sleep */
+ wrmsrl(MSR_VIA_BCR2, bcr2.val);
+ /* Invoke C3 */
+ inb(cx_address);
+ /* Dummy op - must do something useless after P_LVL3 read */
+ t = inl(acpi_fadt.xpm_tmr_blk.address);
+
+ /* Disable software clock multiplier */
+ local_irq_disable();
+ rdmsrl(MSR_VIA_BCR2, bcr2.val);
+ bcr2.bits.ESOFTBF = 0;
+ wrmsrl(MSR_VIA_BCR2, bcr2.val);
+}
- preempt_disable();
- local_irq_save(flags);
+/* For processor with Longhaul MSR */
- /*
- * get current pci bus master state for all devices
- * and clear bus master bit
- */
- dev = NULL;
- i = 0;
- do {
- dev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, dev);
- if (dev != NULL) {
- pci_read_config_word(dev, PCI_COMMAND, &pci_cmd);
- cmd_state[i++] = pci_cmd;
- pci_cmd &= ~PCI_COMMAND_MASTER;
- pci_write_config_word(dev, PCI_COMMAND, pci_cmd);
- }
- } while (dev != NULL);
+static void do_powersaver(int cx_address, unsigned int clock_ratio_index)
+{
+ union msr_longhaul longhaul;
+ u32 t;
- tmp_mask=inb(0x21); /* works on C3. save mask. */
- outb(0xFE,0x21); /* TMR0 only */
- outb(0xFF,0x80); /* delay */
+ rdmsrl(MSR_VIA_LONGHAUL, longhaul.val);
+ longhaul.bits.RevisionKey = longhaul.bits.RevisionID;
+ longhaul.bits.SoftBusRatio = clock_ratio_index & 0xf;
+ longhaul.bits.SoftBusRatio4 = (clock_ratio_index & 0x10) >> 4;
+ longhaul.bits.EnableSoftBusRatio = 1;
+ /* Sync to timer tick */
safe_halt();
- wrmsrl(MSR_VIA_LONGHAUL, longhaul->val);
- halt();
-
+ ACPI_FLUSH_CPU_CACHE();
+ /* Change frequency on next halt or sleep */
+ wrmsrl(MSR_VIA_LONGHAUL, longhaul.val);
+ /* Invoke C3 */
+ inb(cx_address);
+ /* Dummy op - must do something useless after P_LVL3 read */
+ t = inl(acpi_fadt.xpm_tmr_blk.address);
+
+ /* Disable bus ratio bit */
local_irq_disable();
-
- outb(tmp_mask,0x21); /* restore mask */
-
- /* restore pci bus master state for all devices */
- dev = NULL;
- i = 0;
- do {
- dev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, dev);
- if (dev != NULL) {
- pci_cmd = cmd_state[i++];
- pci_write_config_byte(dev, PCI_COMMAND, pci_cmd);
- }
- } while (dev != NULL);
- local_irq_restore(flags);
- preempt_enable();
-
- /* disable bus ratio bit */
- rdmsrl(MSR_VIA_LONGHAUL, longhaul->val);
- longhaul->bits.EnableSoftBusRatio = 0;
- longhaul->bits.RevisionKey = version;
- wrmsrl(MSR_VIA_LONGHAUL, longhaul->val);
+ longhaul.bits.RevisionKey = longhaul.bits.RevisionID;
+ longhaul.bits.EnableSoftBusRatio = 0;
+ longhaul.bits.EnableSoftBSEL = 0;
+ longhaul.bits.EnableSoftVID = 0;
+ wrmsrl(MSR_VIA_LONGHAUL, longhaul.val);
}
/**
{
int speed, mult;
struct cpufreq_freqs freqs;
- union msr_longhaul longhaul;
- union msr_bcr2 bcr2;
static unsigned int old_ratio=-1;
+ unsigned long flags;
+ unsigned int pic1_mask, pic2_mask;
if (old_ratio == clock_ratio_index)
return;
dprintk ("Setting to FSB:%dMHz Mult:%d.%dx (%s)\n",
fsb, mult/10, mult%10, print_speed(speed/1000));
+ preempt_disable();
+ local_irq_save(flags);
+
+ pic2_mask = inb(0xA1);
+ pic1_mask = inb(0x21); /* works on C3. save mask. */
+ outb(0xFF,0xA1); /* Overkill */
+ outb(0xFE,0x21); /* TMR0 only */
+
+ /* Disable bus master arbitration */
+ if (pr->flags.bm_check) {
+ acpi_set_register(ACPI_BITREG_ARB_DISABLE, 1,
+ ACPI_MTX_DO_NOT_LOCK);
+ }
+
switch (longhaul_version) {
/*
*/
case TYPE_LONGHAUL_V1:
case TYPE_LONGHAUL_V2:
- rdmsrl (MSR_VIA_BCR2, bcr2.val);
- /* Enable software clock multiplier */
- bcr2.bits.ESOFTBF = 1;
- bcr2.bits.CLOCKMUL = clock_ratio_index;
- local_irq_disable();
- wrmsrl (MSR_VIA_BCR2, bcr2.val);
- safe_halt();
-
- /* Disable software clock multiplier */
- rdmsrl (MSR_VIA_BCR2, bcr2.val);
- bcr2.bits.ESOFTBF = 0;
- local_irq_disable();
- wrmsrl (MSR_VIA_BCR2, bcr2.val);
- local_irq_enable();
+ do_longhaul1(cx->address, clock_ratio_index);
break;
/*
* to work in practice.
*/
case TYPE_POWERSAVER:
- do_powersaver(&longhaul, clock_ratio_index);
+ do_powersaver(cx->address, clock_ratio_index);
break;
}
+ /* Enable bus master arbitration */
+ if (pr->flags.bm_check) {
+ acpi_set_register(ACPI_BITREG_ARB_DISABLE, 0,
+ ACPI_MTX_DO_NOT_LOCK);
+ }
+
+ outb(pic2_mask,0xA1); /* restore mask */
+ outb(pic1_mask,0x21);
+
+ local_irq_restore(flags);
+ preempt_enable();
+
cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
}
static int __init longhaul_get_ranges(void)
{
unsigned long invalue;
- unsigned int multipliers[32]= {
- 50,30,40,100,55,35,45,95,90,70,80,60,120,75,85,65,
- -1,110,120,-1,135,115,125,105,130,150,160,140,-1,155,-1,145 };
+ unsigned int ezra_t_multipliers[32]= {
+ 90, 30, 40, 100, 55, 35, 45, 95,
+ 50, 70, 80, 60, 120, 75, 85, 65,
+ -1, 110, 120, -1, 135, 115, 125, 105,
+ 130, 150, 160, 140, -1, 155, -1, 145 };
unsigned int j, k = 0;
union msr_longhaul longhaul;
unsigned long lo, hi;
invalue = longhaul.bits.MaxMHzBR;
if (longhaul.bits.MaxMHzBR4)
invalue += 16;
- maxmult=multipliers[invalue];
+ maxmult=ezra_t_multipliers[invalue];
invalue = longhaul.bits.MinMHzBR;
if (longhaul.bits.MinMHzBR4 == 1)
minmult = 30;
else
- minmult = multipliers[invalue];
+ minmult = ezra_t_multipliers[invalue];
fsb = eblcr_fsb_table_v2[longhaul.bits.MaxMHzFSB];
break;
}
return calc_speed(longhaul_get_cpu_mult());
}
+static acpi_status longhaul_walk_callback(acpi_handle obj_handle,
+ u32 nesting_level,
+ void *context, void **return_value)
+{
+ struct acpi_device *d;
+
+ if ( acpi_bus_get_device(obj_handle, &d) ) {
+ return 0;
+ }
+ *return_value = (void *)acpi_driver_data(d);
+ return 1;
+}
static int __init longhaul_cpu_init(struct cpufreq_policy *policy)
{
char *cpuname=NULL;
int ret;
+ /* Check ACPI support for C3 state */
+ acpi_walk_namespace(ACPI_TYPE_PROCESSOR, ACPI_ROOT_OBJECT, ACPI_UINT32_MAX,
+ &longhaul_walk_callback, NULL, (void *)&pr);
+ if (pr == NULL) goto err_acpi;
+
+ cx = &pr->power.states[ACPI_STATE_C3];
+ if (cx->address == 0 || cx->latency > 1000) goto err_acpi;
+
+ /* Now check what we have on this motherboard */
switch (c->x86_model) {
case 6:
cpu_model = CPU_SAMUEL;
cpufreq_frequency_table_get_attr(longhaul_table, policy->cpu);
return 0;
+
+err_acpi:
+ printk(KERN_ERR PFX "No ACPI support for CPU frequency changes.\n");
+ return -ENODEV;
}
static int __devexit longhaul_cpu_exit(struct cpufreq_policy *policy)
if (c->x86_vendor != X86_VENDOR_CENTAUR || c->x86 != 6)
return -ENODEV;
+#ifdef CONFIG_SMP
+ if (num_online_cpus() > 1) {
+ return -ENODEV;
+ printk(KERN_ERR PFX "More than 1 CPU detected, longhaul disabled.\n");
+ }
+#endif
+#ifdef CONFIG_X86_IO_APIC
+ if (cpu_has_apic) {
+ printk(KERN_ERR PFX "APIC detected. Longhaul is currently broken in this configuration.\n");
+ return -ENODEV;
+ }
+#endif
switch (c->x86_model) {
case 6 ... 9:
return cpufreq_register_driver(&longhaul_driver);
MODULE_DESCRIPTION ("Longhaul driver for VIA Cyrix processors.");
MODULE_LICENSE ("GPL");
-module_init(longhaul_init);
+late_initcall(longhaul_init);
module_exit(longhaul_exit);
simscsi_sg_readwrite (struct scsi_cmnd *sc, int mode, unsigned long offset)
{
int list_len = sc->use_sg;
- struct scatterlist *sl = (struct scatterlist *)sc->buffer;
+ struct scatterlist *sl = (struct scatterlist *)sc->request_buffer;
struct disk_stat stat;
struct disk_req req;
if (scatterlen == 0)
memcpy(sc->request_buffer, buf, len);
- else for (slp = (struct scatterlist *)sc->buffer; scatterlen-- > 0 && len > 0; slp++) {
+ else for (slp = (struct scatterlist *)sc->request_buffer; scatterlen-- > 0 && len > 0; slp++) {
unsigned thislen = min(len, slp->length);
memcpy(page_address(slp->page) + slp->offset, buf, thislen);
if (phys_addr - md->start < (md->num_pages << EFI_PAGE_SHIFT))
return md;
}
- return 0;
+ return NULL;
}
static efi_memory_desc_t *
if (phys_addr - md->phys_addr < (md->num_pages << EFI_PAGE_SHIFT))
return md;
}
- return 0;
+ return NULL;
}
u32
void
efi_memmap_init(unsigned long *s, unsigned long *e)
{
- struct kern_memdesc *k, *prev = 0;
+ struct kern_memdesc *k, *prev = NULL;
u64 contig_low=0, contig_high=0;
u64 as, ae, lim;
void *efi_map_start, *efi_map_end, *p, *q;
*/
GLOBAL_ENTRY(ia64_switch_mode_phys)
{
- alloc r2=ar.pfs,0,0,0,0
rsm psr.i | psr.ic // disable interrupts and interrupt collection
mov r15=ip
}
*/
GLOBAL_ENTRY(ia64_switch_mode_virt)
{
- alloc r2=ar.pfs,0,0,0,0
rsm psr.i | psr.ic // disable interrupts and interrupt collection
mov r15=ip
}
EXPORT_SYMBOL(__moddi3);
EXPORT_SYMBOL(__umoddi3);
-#if defined(CONFIG_MD_RAID5) || defined(CONFIG_MD_RAID5_MODULE)
+#if defined(CONFIG_MD_RAID456) || defined(CONFIG_MD_RAID456_MODULE)
extern void xor_ia64_2(void);
extern void xor_ia64_3(void);
extern void xor_ia64_4(void);
.body
;;
ld8 loc2 = [loc2] // loc2 <- entry point
- mov out0 = in0 // first argument
- mov out1 = in1 // copy arg2
- mov out2 = in2 // copy arg3
- mov out3 = in3 // copy arg3
- ;;
- mov loc3 = psr // save psr
+ mov loc3 = psr // save psr
;;
mov loc4=ar.rsc // save RSE configuration
dep.z loc2=loc2,0,61 // convert pal entry point to physical
;;
andcm r16=loc3,r16 // removes bits to clear from psr
br.call.sptk.many rp=ia64_switch_mode_phys
-.ret6:
+
+ mov out0 = in0 // first argument
+ mov out1 = in1 // copy arg2
+ mov out2 = in2 // copy arg3
+ mov out3 = in3 // copy arg3
mov loc5 = r19
mov loc6 = r20
+
br.call.sptk.many rp=b7 // now make the call
-.ret7:
+
mov ar.rsc=0 // put RSE in enforced lazy, LE mode
mov r16=loc3 // r16= original psr
mov r19=loc5
mov r20=loc6
br.call.sptk.many rp=ia64_switch_mode_virt // return to virtual mode
-.ret8: mov psr.l = loc3 // restore init PSR
+ mov psr.l = loc3 // restore init PSR
mov ar.pfs = loc1
mov rp = loc0
;;
pal_version_u_t min_ver, cur_ver;
char *p = page;
- /* The PAL_VERSION call is advertised as being able to support
- * both physical and virtual mode calls. This seems to be a documentation
- * bug rather than firmware bug. In fact, it does only support physical mode.
- * So now the code reflects this fact and the pal_version() has been updated
- * accordingly.
- */
- if (ia64_pal_version(&min_ver, &cur_ver) != 0) return 0;
+ if (ia64_pal_version(&min_ver, &cur_ver) != 0)
+ return 0;
p += sprintf(p,
"PAL_vendor : 0x%02x (min=0x%02x)\n"
- "PAL_A : %x.%x.%x (min=%x.%x.%x)\n"
- "PAL_B : %x.%x.%x (min=%x.%x.%x)\n",
- cur_ver.pal_version_s.pv_pal_vendor, min_ver.pal_version_s.pv_pal_vendor,
-
- cur_ver.pal_version_s.pv_pal_a_model>>4,
- cur_ver.pal_version_s.pv_pal_a_model&0xf, cur_ver.pal_version_s.pv_pal_a_rev,
- min_ver.pal_version_s.pv_pal_a_model>>4,
- min_ver.pal_version_s.pv_pal_a_model&0xf, min_ver.pal_version_s.pv_pal_a_rev,
-
- cur_ver.pal_version_s.pv_pal_b_model>>4,
- cur_ver.pal_version_s.pv_pal_b_model&0xf, cur_ver.pal_version_s.pv_pal_b_rev,
- min_ver.pal_version_s.pv_pal_b_model>>4,
- min_ver.pal_version_s.pv_pal_b_model&0xf, min_ver.pal_version_s.pv_pal_b_rev);
+ "PAL_A : %02x.%02x (min=%02x.%02x)\n"
+ "PAL_B : %02x.%02x (min=%02x.%02x)\n",
+ cur_ver.pal_version_s.pv_pal_vendor,
+ min_ver.pal_version_s.pv_pal_vendor,
+ cur_ver.pal_version_s.pv_pal_a_model,
+ cur_ver.pal_version_s.pv_pal_a_rev,
+ min_ver.pal_version_s.pv_pal_a_model,
+ min_ver.pal_version_s.pv_pal_a_rev,
+ cur_ver.pal_version_s.pv_pal_b_model,
+ cur_ver.pal_version_s.pv_pal_b_rev,
+ min_ver.pal_version_s.pv_pal_b_model,
+ min_ver.pal_version_s.pv_pal_b_rev);
return p - page;
}
extern void __init efi_memmap_walk_uc(efi_freemem_callback_t, void *);
-#define MAX_UNCACHED_GRANULES 5
-static int allocated_granules;
+struct uncached_pool {
+ struct gen_pool *pool;
+ struct mutex add_chunk_mutex; /* serialize adding a converted chunk */
+ int nchunks_added; /* #of converted chunks added to pool */
+ atomic_t status; /* smp called function's return status*/
+};
+
+#define MAX_CONVERTED_CHUNKS_PER_NODE 2
-struct gen_pool *uncached_pool[MAX_NUMNODES];
+struct uncached_pool uncached_pools[MAX_NUMNODES];
static void uncached_ipi_visibility(void *data)
{
int status;
+ struct uncached_pool *uc_pool = (struct uncached_pool *)data;
status = ia64_pal_prefetch_visibility(PAL_VISIBILITY_PHYSICAL);
if ((status != PAL_VISIBILITY_OK) &&
(status != PAL_VISIBILITY_OK_REMOTE_NEEDED))
- printk(KERN_DEBUG "pal_prefetch_visibility() returns %i on "
- "CPU %i\n", status, raw_smp_processor_id());
+ atomic_inc(&uc_pool->status);
}
static void uncached_ipi_mc_drain(void *data)
{
int status;
+ struct uncached_pool *uc_pool = (struct uncached_pool *)data;
status = ia64_pal_mc_drain();
- if (status)
- printk(KERN_WARNING "ia64_pal_mc_drain() failed with %i on "
- "CPU %i\n", status, raw_smp_processor_id());
+ if (status != PAL_STATUS_SUCCESS)
+ atomic_inc(&uc_pool->status);
}
* This is accomplished by first allocating a granule of cached memory pages
* and then converting them to uncached memory pages.
*/
-static int uncached_add_chunk(struct gen_pool *pool, int nid)
+static int uncached_add_chunk(struct uncached_pool *uc_pool, int nid)
{
struct page *page;
- int status, i;
+ int status, i, nchunks_added = uc_pool->nchunks_added;
unsigned long c_addr, uc_addr;
- if (allocated_granules >= MAX_UNCACHED_GRANULES)
+ if (mutex_lock_interruptible(&uc_pool->add_chunk_mutex) != 0)
+ return -1; /* interrupted by a signal */
+
+ if (uc_pool->nchunks_added > nchunks_added) {
+ /* someone added a new chunk while we were waiting */
+ mutex_unlock(&uc_pool->add_chunk_mutex);
+ return 0;
+ }
+
+ if (uc_pool->nchunks_added >= MAX_CONVERTED_CHUNKS_PER_NODE) {
+ mutex_unlock(&uc_pool->add_chunk_mutex);
return -1;
+ }
/* attempt to allocate a granule's worth of cached memory pages */
page = alloc_pages_node(nid, GFP_KERNEL | __GFP_ZERO,
IA64_GRANULE_SHIFT-PAGE_SHIFT);
- if (!page)
+ if (!page) {
+ mutex_unlock(&uc_pool->add_chunk_mutex);
return -1;
+ }
/* convert the memory pages from cached to uncached */
flush_tlb_kernel_range(uc_addr, uc_adddr + IA64_GRANULE_SIZE);
status = ia64_pal_prefetch_visibility(PAL_VISIBILITY_PHYSICAL);
- if (!status) {
- status = smp_call_function(uncached_ipi_visibility, NULL, 0, 1);
- if (status)
+ if (status == PAL_VISIBILITY_OK_REMOTE_NEEDED) {
+ atomic_set(&uc_pool->status, 0);
+ status = smp_call_function(uncached_ipi_visibility, uc_pool,
+ 0, 1);
+ if (status || atomic_read(&uc_pool->status))
goto failed;
- }
+ } else if (status != PAL_VISIBILITY_OK)
+ goto failed;
preempt_disable();
preempt_enable();
- ia64_pal_mc_drain();
- status = smp_call_function(uncached_ipi_mc_drain, NULL, 0, 1);
- if (status)
+ status = ia64_pal_mc_drain();
+ if (status != PAL_STATUS_SUCCESS)
+ goto failed;
+ atomic_set(&uc_pool->status, 0);
+ status = smp_call_function(uncached_ipi_mc_drain, uc_pool, 0, 1);
+ if (status || atomic_read(&uc_pool->status))
goto failed;
/*
* The chunk of memory pages has been converted to uncached so now we
* can add it to the pool.
*/
- status = gen_pool_add(pool, uc_addr, IA64_GRANULE_SIZE, nid);
+ status = gen_pool_add(uc_pool->pool, uc_addr, IA64_GRANULE_SIZE, nid);
if (status)
goto failed;
- allocated_granules++;
+ uc_pool->nchunks_added++;
+ mutex_unlock(&uc_pool->add_chunk_mutex);
return 0;
/* failed to convert or add the chunk so give it back to the kernel */
ClearPageUncached(&page[i]);
free_pages(c_addr, IA64_GRANULE_SHIFT-PAGE_SHIFT);
+ mutex_unlock(&uc_pool->add_chunk_mutex);
return -1;
}
unsigned long uncached_alloc_page(int starting_nid)
{
unsigned long uc_addr;
- struct gen_pool *pool;
+ struct uncached_pool *uc_pool;
int nid;
if (unlikely(starting_nid >= MAX_NUMNODES))
do {
if (!node_online(nid))
continue;
- pool = uncached_pool[nid];
- if (pool == NULL)
+ uc_pool = &uncached_pools[nid];
+ if (uc_pool->pool == NULL)
continue;
do {
- uc_addr = gen_pool_alloc(pool, PAGE_SIZE);
+ uc_addr = gen_pool_alloc(uc_pool->pool, PAGE_SIZE);
if (uc_addr != 0)
return uc_addr;
- } while (uncached_add_chunk(pool, nid) == 0);
+ } while (uncached_add_chunk(uc_pool, nid) == 0);
} while ((nid = (nid + 1) % MAX_NUMNODES) != starting_nid);
void uncached_free_page(unsigned long uc_addr)
{
int nid = paddr_to_nid(uc_addr - __IA64_UNCACHED_OFFSET);
- struct gen_pool *pool = uncached_pool[nid];
+ struct gen_pool *pool = uncached_pools[nid].pool;
if (unlikely(pool == NULL))
return;
unsigned long uc_end, void *arg)
{
int nid = paddr_to_nid(uc_start - __IA64_UNCACHED_OFFSET);
- struct gen_pool *pool = uncached_pool[nid];
+ struct gen_pool *pool = uncached_pools[nid].pool;
size_t size = uc_end - uc_start;
touch_softlockup_watchdog();
int nid;
for_each_online_node(nid) {
- uncached_pool[nid] = gen_pool_create(PAGE_SHIFT, nid);
+ uncached_pools[nid].pool = gen_pool_create(PAGE_SHIFT, nid);
+ mutex_init(&uncached_pools[nid].add_chunk_mutex);
}
efi_memmap_walk_uc(uncached_build_memmap, NULL);
lib-$(CONFIG_ITANIUM) += copy_page.o copy_user.o memcpy.o
lib-$(CONFIG_MCKINLEY) += copy_page_mck.o memcpy_mck.o
lib-$(CONFIG_PERFMON) += carta_random.o
-lib-$(CONFIG_MD_RAID5) += xor.o
+lib-$(CONFIG_MD_RAID456) += xor.o
AFLAGS___divdi3.o =
AFLAGS___udivdi3.o = -DUNSIGNED
#ifdef CONFIG_VIRTUAL_MEM_MAP
static unsigned long num_dma_physpages;
+static unsigned long max_gap;
#endif
/**
printk("Free swap: %6ldkB\n", nr_swap_pages<<(PAGE_SHIFT-10));
i = max_mapnr;
- while (i-- > 0) {
- if (!pfn_valid(i))
+ for (i = 0; i < max_mapnr; i++) {
+ if (!pfn_valid(i)) {
+#ifdef CONFIG_VIRTUAL_MEM_MAP
+ if (max_gap < LARGE_GAP)
+ continue;
+ i = vmemmap_find_next_valid_pfn(0, i) - 1;
+#endif
continue;
+ }
total++;
if (PageReserved(mem_map+i))
reserved++;
unsigned long zones_size[MAX_NR_ZONES];
#ifdef CONFIG_VIRTUAL_MEM_MAP
unsigned long zholes_size[MAX_NR_ZONES];
- unsigned long max_gap;
#endif
/* initialize mem_map[] */
}
}
- max_gap = 0;
efi_memmap_walk(find_largest_hole, (u64 *)&max_gap);
if (max_gap < LARGE_GAP) {
vmem_map = (struct page *) 0;
/* allocate virtual_mem_map */
- map_size = PAGE_ALIGN(max_low_pfn * sizeof(struct page));
+ map_size = PAGE_ALIGN(ALIGN(max_low_pfn, MAX_ORDER_NR_PAGES) *
+ sizeof(struct page));
vmalloc_end -= map_size;
vmem_map = (struct page *) vmalloc_end;
efi_memmap_walk(create_mem_map_page_table, NULL);
}
#endif /* CONFIG_SMP */
-#ifdef CONFIG_VIRTUAL_MEM_MAP
-static inline int find_next_valid_pfn_for_pgdat(pg_data_t *pgdat, int i)
-{
- unsigned long end_address, hole_next_pfn;
- unsigned long stop_address;
-
- end_address = (unsigned long) &vmem_map[pgdat->node_start_pfn + i];
- end_address = PAGE_ALIGN(end_address);
-
- stop_address = (unsigned long) &vmem_map[
- pgdat->node_start_pfn + pgdat->node_spanned_pages];
-
- do {
- pgd_t *pgd;
- pud_t *pud;
- pmd_t *pmd;
- pte_t *pte;
-
- pgd = pgd_offset_k(end_address);
- if (pgd_none(*pgd)) {
- end_address += PGDIR_SIZE;
- continue;
- }
-
- pud = pud_offset(pgd, end_address);
- if (pud_none(*pud)) {
- end_address += PUD_SIZE;
- continue;
- }
-
- pmd = pmd_offset(pud, end_address);
- if (pmd_none(*pmd)) {
- end_address += PMD_SIZE;
- continue;
- }
-
- pte = pte_offset_kernel(pmd, end_address);
-retry_pte:
- if (pte_none(*pte)) {
- end_address += PAGE_SIZE;
- pte++;
- if ((end_address < stop_address) &&
- (end_address != ALIGN(end_address, 1UL << PMD_SHIFT)))
- goto retry_pte;
- continue;
- }
- /* Found next valid vmem_map page */
- break;
- } while (end_address < stop_address);
-
- end_address = min(end_address, stop_address);
- end_address = end_address - (unsigned long) vmem_map + sizeof(struct page) - 1;
- hole_next_pfn = end_address / sizeof(struct page);
- return hole_next_pfn - pgdat->node_start_pfn;
-}
-#else
-static inline int find_next_valid_pfn_for_pgdat(pg_data_t *pgdat, int i)
-{
- return i + 1;
-}
-#endif
-
/**
* show_mem - give short summary of memory stats
*
if (pfn_valid(pgdat->node_start_pfn + i))
page = pfn_to_page(pgdat->node_start_pfn + i);
else {
- i = find_next_valid_pfn_for_pgdat(pgdat, i) - 1;
+ i = vmemmap_find_next_valid_pfn(pgdat->node_id,
+ i) - 1;
continue;
}
if (PageReserved(page))
efi_memmap_walk(filter_rsvd_memory, count_node_pages);
#ifdef CONFIG_VIRTUAL_MEM_MAP
- vmalloc_end -= PAGE_ALIGN(max_low_pfn * sizeof(struct page));
+ vmalloc_end -= PAGE_ALIGN(ALIGN(max_low_pfn, MAX_ORDER_NR_PAGES) *
+ sizeof(struct page));
vmem_map = (struct page *) vmalloc_end;
efi_memmap_walk(create_mem_map_page_table, NULL);
printk("Virtual mem_map starts at 0x%p\n", vmem_map);
}
#ifdef CONFIG_VIRTUAL_MEM_MAP
+int vmemmap_find_next_valid_pfn(int node, int i)
+{
+ unsigned long end_address, hole_next_pfn;
+ unsigned long stop_address;
+ pg_data_t *pgdat = NODE_DATA(node);
+
+ end_address = (unsigned long) &vmem_map[pgdat->node_start_pfn + i];
+ end_address = PAGE_ALIGN(end_address);
+
+ stop_address = (unsigned long) &vmem_map[
+ pgdat->node_start_pfn + pgdat->node_spanned_pages];
+
+ do {
+ pgd_t *pgd;
+ pud_t *pud;
+ pmd_t *pmd;
+ pte_t *pte;
+
+ pgd = pgd_offset_k(end_address);
+ if (pgd_none(*pgd)) {
+ end_address += PGDIR_SIZE;
+ continue;
+ }
+
+ pud = pud_offset(pgd, end_address);
+ if (pud_none(*pud)) {
+ end_address += PUD_SIZE;
+ continue;
+ }
+
+ pmd = pmd_offset(pud, end_address);
+ if (pmd_none(*pmd)) {
+ end_address += PMD_SIZE;
+ continue;
+ }
+
+ pte = pte_offset_kernel(pmd, end_address);
+retry_pte:
+ if (pte_none(*pte)) {
+ end_address += PAGE_SIZE;
+ pte++;
+ if ((end_address < stop_address) &&
+ (end_address != ALIGN(end_address, 1UL << PMD_SHIFT)))
+ goto retry_pte;
+ continue;
+ }
+ /* Found next valid vmem_map page */
+ break;
+ } while (end_address < stop_address);
+
+ end_address = min(end_address, stop_address);
+ end_address = end_address - (unsigned long) vmem_map + sizeof(struct page) - 1;
+ hole_next_pfn = end_address / sizeof(struct page);
+ return hole_next_pfn - pgdat->node_start_pfn;
+}
int __init
create_mem_map_page_table (u64 start, u64 end, void *arg)
*/
attr = kern_mem_attribute(offset, size);
if (attr & EFI_MEMORY_WB)
- return phys_to_virt(offset);
+ return (void __iomem *) phys_to_virt(offset);
else if (attr & EFI_MEMORY_UC)
return __ioremap(offset, size);
gran_base = GRANULEROUNDDOWN(offset);
gran_size = GRANULEROUNDUP(offset + size) - gran_base;
if (efi_mem_attribute(gran_base, gran_size) & EFI_MEMORY_WB)
- return phys_to_virt(offset);
+ return (void __iomem *) phys_to_virt(offset);
return __ioremap(offset, size);
}
ioremap_nocache (unsigned long offset, unsigned long size)
{
if (kern_mem_attribute(offset, size) & EFI_MEMORY_WB)
- return 0;
+ return NULL;
return __ioremap(offset, size);
}
partid_t partid = (u64) __partid;
struct xpc_partition *part = &xpc_partitions[partid];
unsigned long irq_flags;
- struct sched_param param = { sched_priority: MAX_RT_PRIO - 1 };
+ struct sched_param param = { .sched_priority = MAX_RT_PRIO - 1 };
int ret;
else
mmr_war_offset = 0x158;
- readq_relaxed((void *)(mmr_base + mmr_war_offset));
+ readq_relaxed((void __iomem *)(mmr_base + mmr_war_offset));
}
}
if (mmr_offset < 0x45000) {
if (mmr_offset == 0x100)
- readq_relaxed((void *)(mmr_base + 0x38));
- readq_relaxed((void *)(mmr_base + 0xb050));
+ readq_relaxed((void __iomem *)(mmr_base + 0x38));
+ readq_relaxed((void __iomem *)(mmr_base + 0xb050));
}
}
};
#define DOCK_DOCKING 0x00000001
-#define DOCK_EVENT KOBJ_DOCK
-#define UNDOCK_EVENT KOBJ_UNDOCK
+#define DOCK_EVENT 3
+#define UNDOCK_EVENT 2
static struct dock_station *dock_station;
static void dock_event(struct dock_station *ds, u32 event, int num)
{
- struct acpi_device *device;
-
- device = dock_create_acpi_device(ds->handle);
- if (device)
- kobject_uevent(&device->kobj, num);
+ /*
+ * we don't do events until someone tells me that
+ * they would like to have them.
+ */
}
/**
struct kbd_struct kbd_table[MAX_NR_CONSOLES];
static struct kbd_struct *kbd = kbd_table;
-static struct kbd_struct kbd0;
int spawnpid, spawnsig;
{
struct list_head *node;
- list_for_each(node,&kbd_handler.h_list) {
+ list_for_each(node, &kbd_handler.h_list) {
struct input_handle *handle = to_handle_h(node);
if (test_bit(EV_SND, handle->dev->evbit)) {
if (test_bit(SND_TONE, handle->dev->sndbit))
- input_event(handle->dev, EV_SND, SND_TONE, 0);
+ input_inject_event(handle, EV_SND, SND_TONE, 0);
if (test_bit(SND_BELL, handle->dev->sndbit))
- input_event(handle->dev, EV_SND, SND_BELL, 0);
+ input_inject_event(handle, EV_SND, SND_BELL, 0);
}
}
}
struct input_handle *handle = to_handle_h(node);
if (test_bit(EV_SND, handle->dev->evbit)) {
if (test_bit(SND_TONE, handle->dev->sndbit)) {
- input_event(handle->dev, EV_SND, SND_TONE, hz);
+ input_inject_event(handle, EV_SND, SND_TONE, hz);
break;
}
if (test_bit(SND_BELL, handle->dev->sndbit)) {
- input_event(handle->dev, EV_SND, SND_BELL, 1);
+ input_inject_event(handle, EV_SND, SND_BELL, 1);
break;
}
}
unsigned int d = 0;
unsigned int p = 0;
- list_for_each(node,&kbd_handler.h_list) {
+ list_for_each(node, &kbd_handler.h_list) {
struct input_handle *handle = to_handle_h(node);
struct input_dev *dev = handle->dev;
if (test_bit(EV_REP, dev->evbit)) {
if (rep->delay > 0)
- input_event(dev, EV_REP, REP_DELAY, rep->delay);
+ input_inject_event(handle, EV_REP, REP_DELAY, rep->delay);
if (rep->period > 0)
- input_event(dev, EV_REP, REP_PERIOD, rep->period);
+ input_inject_event(handle, EV_REP, REP_PERIOD, rep->period);
d = dev->rep[REP_DELAY];
p = dev->rep[REP_PERIOD];
}
* interrupt routines for this thing allows us to easily mask
* this when we don't want any of the above to happen.
* This allows for easy and efficient race-condition prevention
- * for kbd_refresh_leds => input_event(dev, EV_LED, ...) => ...
+ * for kbd_start => input_inject_event(dev, EV_LED, ...) => ...
*/
static void kbd_bh(unsigned long dummy)
if (leds != ledstate) {
list_for_each(node, &kbd_handler.h_list) {
- struct input_handle * handle = to_handle_h(node);
- input_event(handle->dev, EV_LED, LED_SCROLLL, !!(leds & 0x01));
- input_event(handle->dev, EV_LED, LED_NUML, !!(leds & 0x02));
- input_event(handle->dev, EV_LED, LED_CAPSL, !!(leds & 0x04));
- input_sync(handle->dev);
+ struct input_handle *handle = to_handle_h(node);
+ input_inject_event(handle, EV_LED, LED_SCROLLL, !!(leds & 0x01));
+ input_inject_event(handle, EV_LED, LED_NUML, !!(leds & 0x02));
+ input_inject_event(handle, EV_LED, LED_CAPSL, !!(leds & 0x04));
+ input_inject_event(handle, EV_SYN, SYN_REPORT, 0);
}
}
DECLARE_TASKLET_DISABLED(keyboard_tasklet, kbd_bh, 0);
-/*
- * This allows a newly plugged keyboard to pick the LED state.
- */
-static void kbd_refresh_leds(struct input_handle *handle)
-{
- unsigned char leds = ledstate;
-
- tasklet_disable(&keyboard_tasklet);
- if (leds != 0xff) {
- input_event(handle->dev, EV_LED, LED_SCROLLL, !!(leds & 0x01));
- input_event(handle->dev, EV_LED, LED_NUML, !!(leds & 0x02));
- input_event(handle->dev, EV_LED, LED_CAPSL, !!(leds & 0x04));
- input_sync(handle->dev);
- }
- tasklet_enable(&keyboard_tasklet);
-}
-
#if defined(CONFIG_X86) || defined(CONFIG_IA64) || defined(CONFIG_ALPHA) ||\
defined(CONFIG_MIPS) || defined(CONFIG_PPC) || defined(CONFIG_SPARC) ||\
defined(CONFIG_PARISC) || defined(CONFIG_SUPERH) ||\
48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63,
64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79,
80, 81, 82, 83, 84,118, 86, 87, 88,115,120,119,121,112,123, 92,
- 284,285,309,298,312, 91,327,328,329,331,333,335,336,337,338,339,
+ 284,285,309, 0,312, 91,327,328,329,331,333,335,336,337,338,339,
367,288,302,304,350, 89,334,326,267,126,268,269,125,347,348,349,
360,261,262,263,268,376,100,101,321,316,373,286,289,102,351,355,
103,104,105,275,287,279,306,106,274,107,294,364,358,363,362,361,
static int emulate_raw(struct vc_data *vc, unsigned int keycode,
unsigned char up_flag)
{
- if (keycode > 255 || !x86_keycodes[keycode])
- return -1;
+ int code;
switch (keycode) {
case KEY_PAUSE:
put_queue(vc, 0xe1);
put_queue(vc, 0x1d | up_flag);
put_queue(vc, 0x45 | up_flag);
- return 0;
+ break;
+
case KEY_HANGEUL:
if (!up_flag)
put_queue(vc, 0xf2);
- return 0;
+ break;
+
case KEY_HANJA:
if (!up_flag)
put_queue(vc, 0xf1);
- return 0;
- }
+ break;
- if (keycode == KEY_SYSRQ && sysrq_alt) {
- put_queue(vc, 0x54 | up_flag);
- return 0;
- }
+ case KEY_SYSRQ:
+ /*
+ * Real AT keyboards (that's what we're trying
+ * to emulate here emit 0xe0 0x2a 0xe0 0x37 when
+ * pressing PrtSc/SysRq alone, but simply 0x54
+ * when pressing Alt+PrtSc/SysRq.
+ */
+ if (sysrq_alt) {
+ put_queue(vc, 0x54 | up_flag);
+ } else {
+ put_queue(vc, 0xe0);
+ put_queue(vc, 0x2a | up_flag);
+ put_queue(vc, 0xe0);
+ put_queue(vc, 0x37 | up_flag);
+ }
+ break;
+
+ default:
+ if (keycode > 255)
+ return -1;
- if (x86_keycodes[keycode] & 0x100)
- put_queue(vc, 0xe0);
+ code = x86_keycodes[keycode];
+ if (!code)
+ return -1;
- put_queue(vc, (x86_keycodes[keycode] & 0x7f) | up_flag);
+ if (code & 0x100)
+ put_queue(vc, 0xe0);
+ put_queue(vc, (code & 0x7f) | up_flag);
- if (keycode == KEY_SYSRQ) {
- put_queue(vc, 0xe0);
- put_queue(vc, 0x37 | up_flag);
+ break;
}
return 0;
if (i == BTN_MISC && !test_bit(EV_SND, dev->evbit))
return NULL;
- if (!(handle = kmalloc(sizeof(struct input_handle), GFP_KERNEL)))
+ handle = kzalloc(sizeof(struct input_handle), GFP_KERNEL);
+ if (!handle)
return NULL;
- memset(handle, 0, sizeof(struct input_handle));
handle->dev = dev;
handle->handler = handler;
handle->name = "kbd";
input_open_device(handle);
- kbd_refresh_leds(handle);
return handle;
}
kfree(handle);
}
+/*
+ * Start keyboard handler on the new keyboard by refreshing LED state to
+ * match the rest of the system.
+ */
+static void kbd_start(struct input_handle *handle)
+{
+ unsigned char leds = ledstate;
+
+ tasklet_disable(&keyboard_tasklet);
+ if (leds != 0xff) {
+ input_inject_event(handle, EV_LED, LED_SCROLLL, !!(leds & 0x01));
+ input_inject_event(handle, EV_LED, LED_NUML, !!(leds & 0x02));
+ input_inject_event(handle, EV_LED, LED_CAPSL, !!(leds & 0x04));
+ input_inject_event(handle, EV_SYN, SYN_REPORT, 0);
+ }
+ tasklet_enable(&keyboard_tasklet);
+}
+
static struct input_device_id kbd_ids[] = {
{
.flags = INPUT_DEVICE_ID_MATCH_EVBIT,
.event = kbd_event,
.connect = kbd_connect,
.disconnect = kbd_disconnect,
+ .start = kbd_start,
.name = "kbd",
.id_table = kbd_ids,
};
{
int i;
- kbd0.ledflagstate = kbd0.default_ledflagstate = KBD_DEFLEDS;
- kbd0.ledmode = LED_SHOW_FLAGS;
- kbd0.lockstate = KBD_DEFLOCK;
- kbd0.slockstate = 0;
- kbd0.modeflags = KBD_DEFMODE;
- kbd0.kbdmode = VC_XLATE;
-
- for (i = 0 ; i < MAX_NR_CONSOLES ; i++)
- kbd_table[i] = kbd0;
+ for (i = 0; i < MAX_NR_CONSOLES; i++) {
+ kbd_table[i].ledflagstate = KBD_DEFLEDS;
+ kbd_table[i].default_ledflagstate = KBD_DEFLEDS;
+ kbd_table[i].ledmode = LED_SHOW_FLAGS;
+ kbd_table[i].lockstate = KBD_DEFLOCK;
+ kbd_table[i].slockstate = 0;
+ kbd_table[i].modeflags = KBD_DEFMODE;
+ kbd_table[i].kbdmode = VC_XLATE;
+ }
input_register_handler(&kbd_handler);
struct sysctl_data_s *scd;
void *salbuf;
dev_t first_dev, dev;
- nasid_t event_nasid = ia64_sn_get_console_nasid();
+ nasid_t event_nasid;
+
+ if (!ia64_platform_is("sn2"))
+ return -ENODEV;
+
+ event_nasid = ia64_sn_get_console_nasid();
if (alloc_chrdev_region(&first_dev, 0, num_cnodes,
SYSCTL_BASENAME) < 0) {
* SYSFS INTERFACE *
*********************************************************************/
+static struct cpufreq_governor *__find_governor(const char *str_governor)
+{
+ struct cpufreq_governor *t;
+
+ list_for_each_entry(t, &cpufreq_governor_list, governor_list)
+ if (!strnicmp(str_governor,t->name,CPUFREQ_NAME_LEN))
+ return t;
+
+ return NULL;
+}
+
/**
* cpufreq_parse_governor - parse a governor string
*/
static int cpufreq_parse_governor (char *str_governor, unsigned int *policy,
struct cpufreq_governor **governor)
{
+ int err = -EINVAL;
+
if (!cpufreq_driver)
- return -EINVAL;
+ goto out;
+
if (cpufreq_driver->setpolicy) {
if (!strnicmp(str_governor, "performance", CPUFREQ_NAME_LEN)) {
*policy = CPUFREQ_POLICY_PERFORMANCE;
- return 0;
+ err = 0;
} else if (!strnicmp(str_governor, "powersave", CPUFREQ_NAME_LEN)) {
*policy = CPUFREQ_POLICY_POWERSAVE;
- return 0;
+ err = 0;
}
- return -EINVAL;
- } else {
+ } else if (cpufreq_driver->target) {
struct cpufreq_governor *t;
+
mutex_lock(&cpufreq_governor_mutex);
- if (!cpufreq_driver || !cpufreq_driver->target)
- goto out;
- list_for_each_entry(t, &cpufreq_governor_list, governor_list) {
- if (!strnicmp(str_governor,t->name,CPUFREQ_NAME_LEN)) {
- *governor = t;
+
+ t = __find_governor(str_governor);
+
+ if (t == NULL) {
+ char *name = kasprintf(GFP_KERNEL, "cpufreq_%s", str_governor);
+
+ if (name) {
+ int ret;
+
mutex_unlock(&cpufreq_governor_mutex);
- return 0;
+ ret = request_module(name);
+ mutex_lock(&cpufreq_governor_mutex);
+
+ if (ret == 0)
+ t = __find_governor(str_governor);
}
+
+ kfree(name);
}
-out:
+
+ if (t != NULL) {
+ *governor = t;
+ err = 0;
+ }
+
mutex_unlock(&cpufreq_governor_mutex);
}
- return -EINVAL;
+ out:
+ return err;
}
int cpufreq_register_governor(struct cpufreq_governor *governor)
{
- struct cpufreq_governor *t;
+ int err;
if (!governor)
return -EINVAL;
mutex_lock(&cpufreq_governor_mutex);
- list_for_each_entry(t, &cpufreq_governor_list, governor_list) {
- if (!strnicmp(governor->name,t->name,CPUFREQ_NAME_LEN)) {
- mutex_unlock(&cpufreq_governor_mutex);
- return -EBUSY;
- }
+ err = -EBUSY;
+ if (__find_governor(governor->name) == NULL) {
+ err = 0;
+ list_add(&governor->governor_list, &cpufreq_governor_list);
}
- list_add(&governor->governor_list, &cpufreq_governor_list);
mutex_unlock(&cpufreq_governor_mutex);
- return 0;
+ return err;
}
EXPORT_SYMBOL_GPL(cpufreq_register_governor);
memcpy(&policy->cpuinfo, &data->cpuinfo, sizeof(struct cpufreq_cpuinfo));
+ if (policy->min > data->min && policy->min > policy->max) {
+ ret = -EINVAL;
+ goto error_out;
+ }
+
/* verify the cpu speed can be set within this limit */
ret = cpufreq_driver->verify(policy);
if (ret)
cm_id_priv->timewait_info = cm_create_timewait_info(cm_id_priv->
id.local_id);
- if (IS_ERR(cm_id_priv->timewait_info))
+ if (IS_ERR(cm_id_priv->timewait_info)) {
+ ret = PTR_ERR(cm_id_priv->timewait_info);
goto out;
+ }
ret = cm_init_av_by_path(param->primary_path, &cm_id_priv->av);
if (ret)
#include <linux/kref.h>
#include <linux/idr.h>
#include <linux/mutex.h>
+#include <linux/completion.h>
#include <rdma/ib_verbs.h>
#include <rdma/ib_user_verbs.h>
struct ib_uverbs_device {
struct kref ref;
+ struct completion comp;
int devnum;
struct cdev *dev;
struct class_device *class_dev;
struct ib_uverbs_device *dev =
container_of(ref, struct ib_uverbs_device, ref);
- kfree(dev);
+ complete(&dev->comp);
}
void ib_uverbs_release_ucq(struct ib_uverbs_file *file,
return;
kref_init(&uverbs_dev->ref);
+ init_completion(&uverbs_dev->comp);
spin_lock(&map_lock);
uverbs_dev->devnum = find_first_zero_bit(dev_map, IB_UVERBS_MAX_DEVICES);
err:
kref_put(&uverbs_dev->ref, ib_uverbs_release_dev);
+ wait_for_completion(&uverbs_dev->comp);
+ kfree(uverbs_dev);
return;
}
spin_unlock(&map_lock);
clear_bit(uverbs_dev->devnum, dev_map);
+
kref_put(&uverbs_dev->ref, ib_uverbs_release_dev);
+ wait_for_completion(&uverbs_dev->comp);
+ kfree(uverbs_dev);
}
static int uverbs_event_get_sb(struct file_system_type *fs_type, int flags,
* serialize access to the array.
*/
+#define MTHCA_ARRAY_MASK (PAGE_SIZE / sizeof (void *) - 1)
+
void *mthca_array_get(struct mthca_array *array, int index)
{
int p = (index * sizeof (void *)) >> PAGE_SHIFT;
- if (array->page_list[p].page) {
- int i = index & (PAGE_SIZE / sizeof (void *) - 1);
- return array->page_list[p].page[i];
- } else
+ if (array->page_list[p].page)
+ return array->page_list[p].page[index & MTHCA_ARRAY_MASK];
+ else
return NULL;
}
if (!array->page_list[p].page)
return -ENOMEM;
- array->page_list[p].page[index & (PAGE_SIZE / sizeof (void *) - 1)] =
- value;
+ array->page_list[p].page[index & MTHCA_ARRAY_MASK] = value;
++array->page_list[p].used;
return 0;
if (--array->page_list[p].used == 0) {
free_page((unsigned long) array->page_list[p].page);
array->page_list[p].page = NULL;
- }
+ } else
+ array->page_list[p].page[index & MTHCA_ARRAY_MASK] = NULL;
if (array->page_list[p].used < 0)
pr_debug("Array %p index %d page %d with ref count %d < 0\n",
transports IP packets over InfiniBand so you can use your IB
device as a fancy NIC.
- The IPoIB protocol is defined by the IETF ipoib working
- group: <http://www.ietf.org/html.charters/ipoib-charter.html>.
+ See Documentation/infiniband/ipoib.txt for more information
config INFINIBAND_IPOIB_DEBUG
bool "IP-over-InfiniBand debugging" if EMBEDDED
static const u8 topspin_oui[3] = { 0x00, 0x05, 0xad };
+static int mellanox_workarounds = 1;
+
+module_param(mellanox_workarounds, int, 0444);
+MODULE_PARM_DESC(mellanox_workarounds,
+ "Enable workarounds for Mellanox SRP target bugs if != 0");
+
+static const u8 mellanox_oui[3] = { 0x00, 0x02, 0xc9 };
+
static void srp_add_one(struct ib_device *device);
static void srp_remove_one(struct ib_device *device);
static void srp_completion(struct ib_cq *cq, void *target_ptr);
while (ib_poll_cq(target->cq, 1, &wc) > 0)
; /* nothing */
+ spin_lock_irq(target->scsi_host->host_lock);
list_for_each_entry_safe(req, tmp, &target->req_queue, list)
srp_reset_req(target, req);
+ spin_unlock_irq(target->scsi_host->host_lock);
target->rx_head = 0;
target->tx_head = 0;
return ret;
}
-static int srp_map_fmr(struct srp_device *dev, struct scatterlist *scat,
+static int srp_map_fmr(struct srp_target_port *target, struct scatterlist *scat,
int sg_cnt, struct srp_request *req,
struct srp_direct_buf *buf)
{
int page_cnt;
int i, j;
int ret;
+ struct srp_device *dev = target->srp_host->dev;
if (!dev->fmr_pool)
return -ENODEV;
+ if ((sg_dma_address(&scat[0]) & ~dev->fmr_page_mask) &&
+ mellanox_workarounds && !memcmp(&target->ioc_guid, mellanox_oui, 3))
+ return -EINVAL;
+
len = page_cnt = 0;
for (i = 0; i < sg_cnt; ++i) {
if (sg_dma_address(&scat[i]) & ~dev->fmr_page_mask) {
buf->va = cpu_to_be64(sg_dma_address(scat));
buf->key = cpu_to_be32(target->srp_host->dev->mr->rkey);
buf->len = cpu_to_be32(sg_dma_len(scat));
- } else if (srp_map_fmr(target->srp_host->dev, scat, count, req,
+ } else if (srp_map_fmr(target, scat, count, req,
(void *) cmd->add_data)) {
/*
* FMR mapping failed, and the scatterlist has more
{
struct evdev_list *list;
int i = iminor(inode) - EVDEV_MINOR_BASE;
- int accept_err;
if (i >= EVDEV_MINORS || !evdev_table[i] || !evdev_table[i]->exist)
return -ENODEV;
- if ((accept_err = input_accept_process(&(evdev_table[i]->handle), file)))
- return accept_err;
-
if (!(list = kzalloc(sizeof(struct evdev_list), GFP_KERNEL)))
return -ENOMEM;
if (evdev_event_from_user(buffer + retval, &event))
return -EFAULT;
- input_event(list->evdev->handle.dev, event.type, event.code, event.value);
+ input_inject_event(&list->evdev->handle, event.type, event.code, event.value);
retval += evdev_event_size();
}
if (get_user(v, ip + 1))
return -EFAULT;
- input_event(dev, EV_REP, REP_DELAY, u);
- input_event(dev, EV_REP, REP_PERIOD, v);
+ input_inject_event(&evdev->handle, EV_REP, REP_DELAY, u);
+ input_inject_event(&evdev->handle, EV_REP, REP_PERIOD, v);
return 0;
gp->gameport = port;
gp->res_port = request_region(port->io, 0x10, "FM801 GP");
if (!gp->res_port) {
- kfree(gp);
- gameport_free_port(port);
printk(KERN_DEBUG "fm801-gp: unable to grab region 0x%x-0x%x\n",
port->io, port->io + 0x0f);
+ gameport_free_port(port);
+ kfree(gp);
return -EBUSY;
}
static struct bus_type gameport_bus;
+static void gameport_add_driver(struct gameport_driver *drv);
static void gameport_add_port(struct gameport *gameport);
static void gameport_destroy_port(struct gameport *gameport);
static void gameport_reconnect_port(struct gameport *gameport);
static void gameport_find_driver(struct gameport *gameport)
{
+ int error;
+
down_write(&gameport_bus.subsys.rwsem);
- device_attach(&gameport->dev);
+ error = device_attach(&gameport->dev);
+ if (error < 0)
+ printk(KERN_WARNING
+ "gameport: device_attach() failed for %s (%s), error: %d\n",
+ gameport->phys, gameport->name, error);
up_write(&gameport_bus.subsys.rwsem);
}
spin_unlock_irqrestore(&gameport_event_lock, flags);
}
-
static struct gameport_event *gameport_get_event(void)
{
struct gameport_event *event;
static void gameport_handle_event(void)
{
struct gameport_event *event;
- struct gameport_driver *gameport_drv;
mutex_lock(&gameport_mutex);
break;
case GAMEPORT_REGISTER_DRIVER:
- gameport_drv = event->object;
- driver_register(&gameport_drv->driver);
+ gameport_add_driver(event->object);
break;
default:
if (gameport->parent)
gameport->dev.parent = &gameport->parent->dev;
+ INIT_LIST_HEAD(&gameport->node);
spin_lock_init(&gameport->timer_lock);
init_timer(&gameport->poll_timer);
gameport->poll_timer.function = gameport_run_poll_handler;
*/
static void gameport_add_port(struct gameport *gameport)
{
+ int error;
+
if (gameport->parent)
gameport->parent->child = gameport;
printk(KERN_INFO "gameport: %s is %s, speed %dkHz\n",
gameport->name, gameport->phys, gameport->speed);
- device_add(&gameport->dev);
- gameport->registered = 1;
+ error = device_add(&gameport->dev);
+ if (error)
+ printk(KERN_ERR
+ "gameport: device_add() failed for %s (%s), error: %d\n",
+ gameport->phys, gameport->name, error);
+ else
+ gameport->registered = 1;
}
/*
if (gameport->registered) {
device_del(&gameport->dev);
- list_del_init(&gameport->node);
gameport->registered = 0;
}
+ list_del_init(&gameport->node);
+
gameport_remove_pending_events(gameport);
put_device(&gameport->dev);
}
}
static struct bus_type gameport_bus = {
- .name = "gameport",
- .probe = gameport_driver_probe,
- .remove = gameport_driver_remove,
+ .name = "gameport",
+ .probe = gameport_driver_probe,
+ .remove = gameport_driver_remove,
};
+static void gameport_add_driver(struct gameport_driver *drv)
+{
+ int error;
+
+ error = driver_register(&drv->driver);
+ if (error)
+ printk(KERN_ERR
+ "gameport: driver_register() failed for %s, error: %d\n",
+ drv->driver.name, error);
+}
+
void __gameport_register_driver(struct gameport_driver *drv, struct module *owner)
{
drv->driver.bus = &gameport_bus;
static int __init gameport_init(void)
{
- gameport_task = kthread_run(gameport_thread, NULL, "kgameportd");
- if (IS_ERR(gameport_task)) {
- printk(KERN_ERR "gameport: Failed to start kgameportd\n");
- return PTR_ERR(gameport_task);
- }
+ int error;
gameport_bus.dev_attrs = gameport_device_attrs;
gameport_bus.drv_attrs = gameport_driver_attrs;
gameport_bus.match = gameport_bus_match;
- bus_register(&gameport_bus);
+ error = bus_register(&gameport_bus);
+ if (error) {
+ printk(KERN_ERR "gameport: failed to register gameport bus, error: %d\n", error);
+ return error;
+ }
+
+ gameport_task = kthread_run(gameport_thread, NULL, "kgameportd");
+ if (IS_ERR(gameport_task)) {
+ bus_unregister(&gameport_bus);
+ error = PTR_ERR(gameport_task);
+ printk(KERN_ERR "gameport: Failed to start kgameportd, error: %d\n", error);
+ return error;
+ }
return 0;
}
static struct input_handler *input_table[8];
+/**
+ * input_event() - report new input event
+ * @handle: device that generated the event
+ * @type: type of the event
+ * @code: event code
+ * @value: value of the event
+ *
+ * This function should be used by drivers implementing various input devices
+ * See also input_inject_event()
+ */
void input_event(struct input_dev *dev, unsigned int type, unsigned int code, int value)
{
struct input_handle *handle;
}
EXPORT_SYMBOL(input_event);
+/**
+ * input_inject_event() - send input event from input handler
+ * @handle: input handle to send event through
+ * @type: type of the event
+ * @code: event code
+ * @value: value of the event
+ *
+ * Similar to input_event() but will ignore event if device is "grabbed" and handle
+ * injecting event is not the one that owns the device.
+ */
+void input_inject_event(struct input_handle *handle, unsigned int type, unsigned int code, int value)
+{
+ if (!handle->dev->grab || handle->dev->grab == handle)
+ input_event(handle->dev, type, code, value);
+}
+EXPORT_SYMBOL(input_inject_event);
+
static void input_repeat_key(unsigned long data)
{
struct input_dev *dev = (void *) data;
mod_timer(&dev->timer, jiffies + msecs_to_jiffies(dev->rep[REP_PERIOD]));
}
-int input_accept_process(struct input_handle *handle, struct file *file)
-{
- if (handle->dev->accept)
- return handle->dev->accept(handle->dev, file);
-
- return 0;
-}
-EXPORT_SYMBOL(input_accept_process);
-
int input_grab_device(struct input_handle *handle)
{
if (handle->dev->grab)
void input_release_device(struct input_handle *handle)
{
- if (handle->dev->grab == handle)
- handle->dev->grab = NULL;
+ struct input_dev *dev = handle->dev;
+
+ if (dev->grab == handle) {
+ dev->grab = NULL;
+
+ list_for_each_entry(handle, &dev->h_list, d_node)
+ if (handle->handler->start)
+ handle->handler->start(handle);
+ }
}
EXPORT_SYMBOL(input_release_device);
list_for_each_entry(handler, &input_handler_list, node)
if (!handler->blacklist || !input_match_device(handler->blacklist, dev))
if ((id = input_match_device(handler->id_table, dev)))
- if ((handle = handler->connect(handler, dev, id)))
+ if ((handle = handler->connect(handler, dev, id))) {
input_link_handle(handle);
+ if (handler->start)
+ handler->start(handle);
+ }
input_wakeup_procfs_readers();
list_for_each_entry(dev, &input_dev_list, node)
if (!handler->blacklist || !input_match_device(handler->blacklist, dev))
if ((id = input_match_device(handler->id_table, dev)))
- if ((handle = handler->connect(handler, dev, id)))
+ if ((handle = handler->connect(handler, dev, id))) {
input_link_handle(handle);
+ if (handler->start)
+ handler->start(handle);
+ }
input_wakeup_procfs_readers();
}
{ 0x06f8, 0x0001, "Guillemot Race Leader Force Feedback", btn_wheel, abs_wheel, ff_iforce }, //?
{ 0x06f8, 0x0004, "Guillemot Force Feedback Racing Wheel", btn_wheel, abs_wheel, ff_iforce }, //?
{ 0x06f8, 0x0004, "Gullemot Jet Leader 3D", btn_joystick, abs_joystick, ff_iforce }, //?
+ { 0x06d6, 0x29bc, "Trust Force Feedback Race Master", btn_wheel, abs_wheel, ff_iforce },
{ 0x0000, 0x0000, "Unknown I-Force Device [%04x:%04x]", btn_joystick, abs_joystick, ff_iforce }
};
int err = 0;
struct iforce_core_effect* core_effect;
- /* Check who is trying to erase this effect */
- if (iforce->core_effects[effect_id].owner != current->pid) {
- printk(KERN_WARNING "iforce-main.c: %d tried to erase an effect belonging to %d\n", current->pid, iforce->core_effects[effect_id].owner);
- return -EACCES;
- }
-
if (effect_id < 0 || effect_id >= FF_EFFECTS_MAX)
return -EINVAL;
- core_effect = iforce->core_effects + effect_id;
+ core_effect = &iforce->core_effects[effect_id];
+
+ /* Check who is trying to erase this effect */
+ if (core_effect->owner != current->pid) {
+ printk(KERN_WARNING "iforce-main.c: %d tried to erase an effect belonging to %d\n", current->pid, core_effect->owner);
+ return -EACCES;
+ }
if (test_bit(FF_MOD1_IS_USED, core_effect->flags))
- err = release_resource(&(iforce->core_effects[effect_id].mod1_chunk));
+ err = release_resource(&core_effect->mod1_chunk);
if (!err && test_bit(FF_MOD2_IS_USED, core_effect->flags))
- err = release_resource(&(iforce->core_effects[effect_id].mod2_chunk));
+ err = release_resource(&core_effect->mod2_chunk);
/*TODO: remember to change that if more FF_MOD* bits are added */
core_effect->flags[0] = 0;
*/
#define SPACEBALL_MAX_LENGTH 128
-#define SPACEBALL_MAX_ID 8
+#define SPACEBALL_MAX_ID 9
#define SPACEBALL_1003 1
#define SPACEBALL_2003B 3
return IRQ_HANDLED;
}
-/*
- * atkbd_event_work() is used to complete processing of events that
- * can not be processed by input_event() which is often called from
- * interrupt context.
- */
-
-static void atkbd_event_work(void *data)
+static int atkbd_set_repeat_rate(struct atkbd *atkbd)
{
const short period[32] =
{ 33, 37, 42, 46, 50, 54, 58, 63, 67, 75, 83, 92, 100, 109, 116, 125,
const short delay[4] =
{ 250, 500, 750, 1000 };
- struct atkbd *atkbd = data;
+ struct input_dev *dev = atkbd->dev;
+ unsigned char param;
+ int i = 0, j = 0;
+
+ while (i < ARRAY_SIZE(period) - 1 && period[i] < dev->rep[REP_PERIOD])
+ i++;
+ dev->rep[REP_PERIOD] = period[i];
+
+ while (j < ARRAY_SIZE(period) - 1 && delay[j] < dev->rep[REP_DELAY])
+ j++;
+ dev->rep[REP_DELAY] = delay[j];
+
+ param = i | (j << 5);
+ return ps2_command(&atkbd->ps2dev, ¶m, ATKBD_CMD_SETREP);
+}
+
+static int atkbd_set_leds(struct atkbd *atkbd)
+{
struct input_dev *dev = atkbd->dev;
unsigned char param[2];
- int i, j;
- mutex_lock(&atkbd->event_mutex);
+ param[0] = (test_bit(LED_SCROLLL, dev->led) ? 1 : 0)
+ | (test_bit(LED_NUML, dev->led) ? 2 : 0)
+ | (test_bit(LED_CAPSL, dev->led) ? 4 : 0);
+ if (ps2_command(&atkbd->ps2dev, param, ATKBD_CMD_SETLEDS))
+ return -1;
- if (test_and_clear_bit(ATKBD_LED_EVENT_BIT, &atkbd->event_mask)) {
- param[0] = (test_bit(LED_SCROLLL, dev->led) ? 1 : 0)
- | (test_bit(LED_NUML, dev->led) ? 2 : 0)
- | (test_bit(LED_CAPSL, dev->led) ? 4 : 0);
- ps2_command(&atkbd->ps2dev, param, ATKBD_CMD_SETLEDS);
-
- if (atkbd->extra) {
- param[0] = 0;
- param[1] = (test_bit(LED_COMPOSE, dev->led) ? 0x01 : 0)
- | (test_bit(LED_SLEEP, dev->led) ? 0x02 : 0)
- | (test_bit(LED_SUSPEND, dev->led) ? 0x04 : 0)
- | (test_bit(LED_MISC, dev->led) ? 0x10 : 0)
- | (test_bit(LED_MUTE, dev->led) ? 0x20 : 0);
- ps2_command(&atkbd->ps2dev, param, ATKBD_CMD_EX_SETLEDS);
- }
+ if (atkbd->extra) {
+ param[0] = 0;
+ param[1] = (test_bit(LED_COMPOSE, dev->led) ? 0x01 : 0)
+ | (test_bit(LED_SLEEP, dev->led) ? 0x02 : 0)
+ | (test_bit(LED_SUSPEND, dev->led) ? 0x04 : 0)
+ | (test_bit(LED_MISC, dev->led) ? 0x10 : 0)
+ | (test_bit(LED_MUTE, dev->led) ? 0x20 : 0);
+ if (ps2_command(&atkbd->ps2dev, param, ATKBD_CMD_EX_SETLEDS))
+ return -1;
}
- if (test_and_clear_bit(ATKBD_REP_EVENT_BIT, &atkbd->event_mask)) {
- i = j = 0;
- while (i < 31 && period[i] < dev->rep[REP_PERIOD])
- i++;
- while (j < 3 && delay[j] < dev->rep[REP_DELAY])
- j++;
- dev->rep[REP_PERIOD] = period[i];
- dev->rep[REP_DELAY] = delay[j];
- param[0] = i | (j << 5);
- ps2_command(&atkbd->ps2dev, param, ATKBD_CMD_SETREP);
- }
+ return 0;
+}
+
+/*
+ * atkbd_event_work() is used to complete processing of events that
+ * can not be processed by input_event() which is often called from
+ * interrupt context.
+ */
+
+static void atkbd_event_work(void *data)
+{
+ struct atkbd *atkbd = data;
+
+ mutex_lock(&atkbd->event_mutex);
+
+ if (test_and_clear_bit(ATKBD_LED_EVENT_BIT, &atkbd->event_mask))
+ atkbd_set_leds(atkbd);
+
+ if (test_and_clear_bit(ATKBD_REP_EVENT_BIT, &atkbd->event_mask))
+ atkbd_set_repeat_rate(atkbd);
mutex_unlock(&atkbd->event_mutex);
}
{
struct atkbd *atkbd = serio_get_drvdata(serio);
struct serio_driver *drv = serio->drv;
- unsigned char param[1];
if (!atkbd || !drv) {
printk(KERN_DEBUG "atkbd: reconnect request, but serio is disconnected, ignoring...\n");
atkbd_disable(atkbd);
if (atkbd->write) {
- param[0] = (test_bit(LED_SCROLLL, atkbd->dev->led) ? 1 : 0)
- | (test_bit(LED_NUML, atkbd->dev->led) ? 2 : 0)
- | (test_bit(LED_CAPSL, atkbd->dev->led) ? 4 : 0);
-
if (atkbd_probe(atkbd))
return -1;
if (atkbd->set != atkbd_select_set(atkbd, atkbd->set, atkbd->extra))
atkbd_activate(atkbd);
- if (ps2_command(&atkbd->ps2dev, param, ATKBD_CMD_SETLEDS))
- return -1;
+/*
+ * Restore repeat rate and LEDs (that were reset by atkbd_activate)
+ * to pre-resume state
+ */
+ if (!atkbd->softrepeat)
+ atkbd_set_repeat_rate(atkbd);
+ atkbd_set_leds(atkbd);
}
atkbd_enable(atkbd);
static ssize_t __init locate_wistron_bios(void __iomem *base)
{
- static const unsigned char __initdata signature[] =
+ static unsigned char __initdata signature[] =
{ 0x42, 0x21, 0x55, 0x30 };
ssize_t offset;
return 1;
}
-static struct key_entry keymap_empty[] = {
+static struct key_entry keymap_empty[] __initdata = {
{ KE_END, 0 }
};
-static struct key_entry keymap_fs_amilo_pro_v2000[] = {
+static struct key_entry keymap_fs_amilo_pro_v2000[] __initdata = {
{ KE_KEY, 0x01, KEY_HELP },
{ KE_KEY, 0x11, KEY_PROG1 },
{ KE_KEY, 0x12, KEY_PROG2 },
{ KE_END, 0 }
};
-static struct key_entry keymap_fujitsu_n3510[] = {
+static struct key_entry keymap_fujitsu_n3510[] __initdata = {
{ KE_KEY, 0x11, KEY_PROG1 },
{ KE_KEY, 0x12, KEY_PROG2 },
{ KE_KEY, 0x36, KEY_WWW },
{ KE_END, 0 }
};
-static struct key_entry keymap_wistron_ms2111[] = {
+static struct key_entry keymap_wistron_ms2111[] __initdata = {
{ KE_KEY, 0x11, KEY_PROG1 },
{ KE_KEY, 0x12, KEY_PROG2 },
{ KE_KEY, 0x13, KEY_PROG3 },
{ KE_END, 0 }
};
-static struct key_entry keymap_wistron_ms2141[] = {
+static struct key_entry keymap_wistron_ms2141[] __initdata = {
{ KE_KEY, 0x11, KEY_PROG1 },
{ KE_KEY, 0x12, KEY_PROG2 },
{ KE_WIFI, 0x30, 0 },
{ KE_END, 0 }
};
-static struct key_entry keymap_acer_aspire_1500[] = {
+static struct key_entry keymap_acer_aspire_1500[] __initdata = {
{ KE_KEY, 0x11, KEY_PROG1 },
{ KE_KEY, 0x12, KEY_PROG2 },
{ KE_WIFI, 0x30, 0 },
{ KE_END, 0 }
};
-static struct key_entry keymap_acer_travelmate_240[] = {
+static struct key_entry keymap_acer_travelmate_240[] __initdata = {
{ KE_KEY, 0x31, KEY_MAIL },
{ KE_KEY, 0x36, KEY_WWW },
{ KE_KEY, 0x11, KEY_PROG1 },
{ KE_END, 0 }
};
-static struct key_entry keymap_aopen_1559as[] = {
+static struct key_entry keymap_aopen_1559as[] __initdata = {
{ KE_KEY, 0x01, KEY_HELP },
{ KE_KEY, 0x06, KEY_PROG3 },
{ KE_KEY, 0x11, KEY_PROG1 },
* a list of buttons and their key codes (reported when loading this module
* with force=1) and the output of dmidecode to $MODULE_AUTHOR.
*/
-static struct dmi_system_id dmi_ids[] = {
+static struct dmi_system_id dmi_ids[] __initdata = {
{
.callback = dmi_matched,
.ident = "Fujitsu-Siemens Amilo Pro V2000",
{ 100, PS2PP_KIND_MX, /* MX510 */
PS2PP_WHEEL | PS2PP_SIDE_BTN | PS2PP_TASK_BTN |
PS2PP_EXTRA_BTN | PS2PP_NAV_BTN },
- { 111, PS2PP_KIND_MX, /* MX300 */
- PS2PP_WHEEL | PS2PP_EXTRA_BTN | PS2PP_TASK_BTN },
+ { 111, PS2PP_KIND_MX, PS2PP_WHEEL | PS2PP_SIDE_BTN }, /* MX300 reports task button as side */
{ 112, PS2PP_KIND_MX, /* MX500 */
PS2PP_WHEEL | PS2PP_SIDE_BTN | PS2PP_TASK_BTN |
PS2PP_EXTRA_BTN | PS2PP_NAV_BTN },
.attrs = trackpoint_attrs,
};
-static void trackpoint_disconnect(struct psmouse *psmouse)
+static int trackpoint_start_protocol(struct psmouse *psmouse, unsigned char *firmware_id)
{
- sysfs_remove_group(&psmouse->ps2dev.serio->dev.kobj, &trackpoint_attr_group);
+ unsigned char param[2] = { 0 };
- kfree(psmouse->private);
- psmouse->private = NULL;
+ if (ps2_command(&psmouse->ps2dev, param, MAKE_PS2_CMD(0, 2, TP_READ_ID)))
+ return -1;
+
+ if (param[0] != TP_MAGIC_IDENT)
+ return -1;
+
+ if (firmware_id)
+ *firmware_id = param[1];
+
+ return 0;
}
static int trackpoint_sync(struct psmouse *psmouse)
{
- unsigned char toggle;
struct trackpoint_data *tp = psmouse->private;
-
- if (!tp)
- return -1;
+ unsigned char toggle;
/* Disable features that may make device unusable with this driver */
trackpoint_read(&psmouse->ps2dev, TP_TOGGLE_TWOHAND, &toggle);
tp->ext_dev = TP_DEF_EXT_DEV;
}
+static void trackpoint_disconnect(struct psmouse *psmouse)
+{
+ sysfs_remove_group(&psmouse->ps2dev.serio->dev.kobj, &trackpoint_attr_group);
+
+ kfree(psmouse->private);
+ psmouse->private = NULL;
+}
+
+static int trackpoint_reconnect(struct psmouse *psmouse)
+{
+ if (trackpoint_start_protocol(psmouse, NULL))
+ return -1;
+
+ if (trackpoint_sync(psmouse))
+ return -1;
+
+ return 0;
+}
+
int trackpoint_detect(struct psmouse *psmouse, int set_properties)
{
struct trackpoint_data *priv;
struct ps2dev *ps2dev = &psmouse->ps2dev;
unsigned char firmware_id;
unsigned char button_info;
- unsigned char param[2];
-
- param[0] = param[1] = 0;
- if (ps2_command(ps2dev, param, MAKE_PS2_CMD(0, 2, TP_READ_ID)))
- return -1;
-
- if (param[0] != TP_MAGIC_IDENT)
+ if (trackpoint_start_protocol(psmouse, &firmware_id))
return -1;
if (!set_properties)
return 0;
- firmware_id = param[1];
-
if (trackpoint_read(&psmouse->ps2dev, TP_EXT_BTN, &button_info)) {
printk(KERN_WARNING "trackpoint.c: failed to get extended button data\n");
button_info = 0;
psmouse->vendor = "IBM";
psmouse->name = "TrackPoint";
- psmouse->reconnect = trackpoint_sync;
+ psmouse->reconnect = trackpoint_reconnect;
psmouse->disconnect = trackpoint_disconnect;
trackpoint_defaults(priv);
return -1;
}
+ if (send && !param) {
+ WARN_ON(1);
+ return -1;
+ }
+
mutex_lock_nested(&ps2dev->cmd_mutex, SINGLE_DEPTH_NESTING);
serio_pause_rx(ps2dev->serio);
static struct bus_type serio_bus;
+static void serio_add_driver(struct serio_driver *drv);
static void serio_add_port(struct serio *serio);
static void serio_destroy_port(struct serio *serio);
static void serio_reconnect_port(struct serio *serio);
static void serio_find_driver(struct serio *serio)
{
+ int error;
+
down_write(&serio_bus.subsys.rwsem);
- device_attach(&serio->dev);
+ error = device_attach(&serio->dev);
+ if (error < 0)
+ printk(KERN_WARNING
+ "serio: device_attach() failed for %s (%s), error: %d\n",
+ serio->phys, serio->name, error);
up_write(&serio_bus.subsys.rwsem);
}
static void serio_handle_event(void)
{
struct serio_event *event;
- struct serio_driver *serio_drv;
mutex_lock(&serio_mutex);
break;
case SERIO_REGISTER_DRIVER:
- serio_drv = event->object;
- driver_register(&serio_drv->driver);
+ serio_add_driver(event->object);
break;
default:
__module_get(THIS_MODULE);
+ INIT_LIST_HEAD(&serio->node);
spin_lock_init(&serio->lock);
mutex_init(&serio->drv_mutex);
device_initialize(&serio->dev);
*/
static void serio_add_port(struct serio *serio)
{
+ int error;
+
if (serio->parent) {
serio_pause_rx(serio->parent);
serio->parent->child = serio;
list_add_tail(&serio->node, &serio_list);
if (serio->start)
serio->start(serio);
- device_add(&serio->dev);
- sysfs_create_group(&serio->dev.kobj, &serio_id_attr_group);
- serio->registered = 1;
+ error = device_add(&serio->dev);
+ if (error)
+ printk(KERN_ERR
+ "serio: device_add() failed for %s (%s), error: %d\n",
+ serio->phys, serio->name, error);
+ else {
+ serio->registered = 1;
+ error = sysfs_create_group(&serio->dev.kobj, &serio_id_attr_group);
+ if (error)
+ printk(KERN_ERR
+ "serio: sysfs_create_group() failed for %s (%s), error: %d\n",
+ serio->phys, serio->name, error);
+ }
}
/*
if (serio->registered) {
sysfs_remove_group(&serio->dev.kobj, &serio_id_attr_group);
device_del(&serio->dev);
- list_del_init(&serio->node);
serio->registered = 0;
}
+ list_del_init(&serio->node);
serio_remove_pending_events(serio);
put_device(&serio->dev);
}
.remove = serio_driver_remove,
};
+static void serio_add_driver(struct serio_driver *drv)
+{
+ int error;
+
+ error = driver_register(&drv->driver);
+ if (error)
+ printk(KERN_ERR
+ "serio: driver_register() failed for %s, error: %d\n",
+ drv->driver.name, error);
+}
+
void __serio_register_driver(struct serio_driver *drv, struct module *owner)
{
drv->driver.bus = &serio_bus;
static int __init serio_init(void)
{
- serio_task = kthread_run(serio_thread, NULL, "kseriod");
- if (IS_ERR(serio_task)) {
- printk(KERN_ERR "serio: Failed to start kseriod\n");
- return PTR_ERR(serio_task);
- }
+ int error;
serio_bus.dev_attrs = serio_device_attrs;
serio_bus.drv_attrs = serio_driver_attrs;
serio_bus.match = serio_bus_match;
serio_bus.uevent = serio_uevent;
serio_bus.resume = serio_resume;
- bus_register(&serio_bus);
+ error = bus_register(&serio_bus);
+ if (error) {
+ printk(KERN_ERR "serio: failed to register serio bus, error: %d\n", error);
+ return error;
+ }
+
+ serio_task = kthread_run(serio_thread, NULL, "kseriod");
+ if (IS_ERR(serio_task)) {
+ bus_unregister(&serio_bus);
+ error = PTR_ERR(serio_task);
+ printk(KERN_ERR "serio: Failed to start kseriod, error: %d\n", error);
+ return error;
+ }
return 0;
}
struct work_struct watchdog_work;
struct timer_list watchdog_timer;
int watchdog_tx_done;
+ int watchdog_tx_req;
int watchdog_resets;
int tx_linearized;
int pause;
struct mcp_gen_header *hdr;
size_t hdr_offset;
int status;
+ unsigned i;
if ((status = request_firmware(&fw, mgp->fw_name, dev)) < 0) {
dev_err(dev, "Unable to load %s firmware image via hotplug\n",
goto abort_with_fw;
crc = crc32(~0, fw->data, fw->size);
- if (mgp->tx.boundary == 2048) {
- /* Avoid PCI burst on chipset with unaligned completions. */
- int i;
- __iomem u32 *ptr = (__iomem u32 *) (mgp->sram +
- MYRI10GE_FW_OFFSET);
- for (i = 0; i < fw->size / 4; i++) {
- __raw_writel(((u32 *) fw->data)[i], ptr + i);
- wmb();
- }
- } else {
- myri10ge_pio_copy(mgp->sram + MYRI10GE_FW_OFFSET, fw->data,
- fw->size);
+ for (i = 0; i < fw->size; i += 256) {
+ myri10ge_pio_copy(mgp->sram + MYRI10GE_FW_OFFSET + i,
+ fw->data + i,
+ min(256U, (unsigned)(fw->size - i)));
+ mb();
+ readb(mgp->sram);
}
/* corruption checking is good for parity recovery and buggy chipset */
memcpy_fromio(fw->data, mgp->sram + MYRI10GE_FW_OFFSET, fw->size);
mgp = (struct myri10ge_priv *)arg;
if (mgp->tx.req != mgp->tx.done &&
- mgp->tx.done == mgp->watchdog_tx_done)
+ mgp->tx.done == mgp->watchdog_tx_done &&
+ mgp->watchdog_tx_req != mgp->watchdog_tx_done)
/* nic seems like it might be stuck.. */
schedule_work(&mgp->watchdog_work);
else
jiffies + myri10ge_watchdog_timeout * HZ);
mgp->watchdog_tx_done = mgp->tx.done;
+ mgp->watchdog_tx_req = mgp->tx.req;
}
static int myri10ge_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
/* phy_stop_machine
*
- * description: Stops the state machine timer, sets the state to
- * UP (unless it wasn't up yet), and then frees the interrupt,
- * if it is in use. This function must be called BEFORE
+ * description: Stops the state machine timer, sets the state to UP
+ * (unless it wasn't up yet). This function must be called BEFORE
* phy_detach.
*/
void phy_stop_machine(struct phy_device *phydev)
phydev->state = PHY_UP;
spin_unlock(&phydev->lock);
- if (phydev->irq != PHY_POLL)
- phy_stop_interrupts(phydev);
-
phydev->adjust_state = NULL;
}
#include "s2io.h"
#include "s2io-regs.h"
-#define DRV_VERSION "2.0.14.2"
+#define DRV_VERSION "2.0.15.2"
/* S2io Driver name & version. */
static char s2io_driver_name[] = "Neterion";
END_SIGN
};
+MODULE_AUTHOR("Raghavendra Koushik <raghavendra.koushik@neterion.com>");
+MODULE_LICENSE("GPL");
+MODULE_VERSION(DRV_VERSION);
+
+
/* Module Loadable parameters. */
-static unsigned int tx_fifo_num = 1;
-static unsigned int tx_fifo_len[MAX_TX_FIFOS] =
- {DEFAULT_FIFO_0_LEN, [1 ...(MAX_TX_FIFOS - 1)] = DEFAULT_FIFO_1_7_LEN};
-static unsigned int rx_ring_num = 1;
-static unsigned int rx_ring_sz[MAX_RX_RINGS] =
- {[0 ...(MAX_RX_RINGS - 1)] = SMALL_BLK_CNT};
-static unsigned int rts_frm_len[MAX_RX_RINGS] =
- {[0 ...(MAX_RX_RINGS - 1)] = 0 };
-static unsigned int rx_ring_mode = 1;
-static unsigned int use_continuous_tx_intrs = 1;
-static unsigned int rmac_pause_time = 0x100;
-static unsigned int mc_pause_threshold_q0q3 = 187;
-static unsigned int mc_pause_threshold_q4q7 = 187;
-static unsigned int shared_splits;
-static unsigned int tmac_util_period = 5;
-static unsigned int rmac_util_period = 5;
-static unsigned int bimodal = 0;
-static unsigned int l3l4hdr_size = 128;
-#ifndef CONFIG_S2IO_NAPI
-static unsigned int indicate_max_pkts;
-#endif
+S2IO_PARM_INT(tx_fifo_num, 1);
+S2IO_PARM_INT(rx_ring_num, 1);
+
+
+S2IO_PARM_INT(rx_ring_mode, 1);
+S2IO_PARM_INT(use_continuous_tx_intrs, 1);
+S2IO_PARM_INT(rmac_pause_time, 0x100);
+S2IO_PARM_INT(mc_pause_threshold_q0q3, 187);
+S2IO_PARM_INT(mc_pause_threshold_q4q7, 187);
+S2IO_PARM_INT(shared_splits, 0);
+S2IO_PARM_INT(tmac_util_period, 5);
+S2IO_PARM_INT(rmac_util_period, 5);
+S2IO_PARM_INT(bimodal, 0);
+S2IO_PARM_INT(l3l4hdr_size, 128);
/* Frequency of Rx desc syncs expressed as power of 2 */
-static unsigned int rxsync_frequency = 3;
+S2IO_PARM_INT(rxsync_frequency, 3);
/* Interrupt type. Values can be 0(INTA), 1(MSI), 2(MSI_X) */
-static unsigned int intr_type = 0;
+S2IO_PARM_INT(intr_type, 0);
/* Large receive offload feature */
-static unsigned int lro = 0;
+S2IO_PARM_INT(lro, 0);
/* Max pkts to be aggregated by LRO at one time. If not specified,
* aggregation happens until we hit max IP pkt size(64K)
*/
-static unsigned int lro_max_pkts = 0xFFFF;
+S2IO_PARM_INT(lro_max_pkts, 0xFFFF);
+#ifndef CONFIG_S2IO_NAPI
+S2IO_PARM_INT(indicate_max_pkts, 0);
+#endif
+
+static unsigned int tx_fifo_len[MAX_TX_FIFOS] =
+ {DEFAULT_FIFO_0_LEN, [1 ...(MAX_TX_FIFOS - 1)] = DEFAULT_FIFO_1_7_LEN};
+static unsigned int rx_ring_sz[MAX_RX_RINGS] =
+ {[0 ...(MAX_RX_RINGS - 1)] = SMALL_BLK_CNT};
+static unsigned int rts_frm_len[MAX_RX_RINGS] =
+ {[0 ...(MAX_RX_RINGS - 1)] = 0 };
+
+module_param_array(tx_fifo_len, uint, NULL, 0);
+module_param_array(rx_ring_sz, uint, NULL, 0);
+module_param_array(rts_frm_len, uint, NULL, 0);
/*
* S2IO device table.
size += config->tx_cfg[i].fifo_len;
}
if (size > MAX_AVAILABLE_TXDS) {
- DBG_PRINT(ERR_DBG, "%s: Requested TxDs too high, ",
- __FUNCTION__);
+ DBG_PRINT(ERR_DBG, "s2io: Requested TxDs too high, ");
DBG_PRINT(ERR_DBG, "Requested: %d, max supported: 8192\n", size);
- return FAILURE;
+ return -EINVAL;
}
lst_size = (sizeof(TxD_t) * config->max_txds);
nic->ufo_in_band_v = kmalloc((sizeof(u64) * size), GFP_KERNEL);
if (!nic->ufo_in_band_v)
return -ENOMEM;
+ memset(nic->ufo_in_band_v, 0, size);
/* Allocation and initialization of RXDs in Rings */
size = 0;
break;
}
- /* Enable Tx FIFO partition 0. */
+ /* Enable all configured Tx FIFO partitions */
val64 = readq(&bar0->tx_fifo_partition_0);
val64 |= (TX_FIFO_PARTITION_EN);
writeq(val64, &bar0->tx_fifo_partition_0);
writeq(temp64, &bar0->general_int_mask);
/*
* If Hercules adapter enable GPIO otherwise
- * disabled all PCIX, Flash, MDIO, IIC and GPIO
+ * disable all PCIX, Flash, MDIO, IIC and GPIO
* interrupts for now.
* TODO
*/
frag->size, PCI_DMA_TODEVICE);
}
}
- txdlp->Host_Control = 0;
+ memset(txdlp,0, (sizeof(TxD_t) * fifo_data->max_txds));
return(skb);
}
skb->data = (void *) (unsigned long)tmp;
skb->tail = (void *) (unsigned long)tmp;
- ((RxD3_t*)rxdp)->Buffer0_ptr =
- pci_map_single(nic->pdev, ba->ba_0, BUF0_LEN,
+ if (!(((RxD3_t*)rxdp)->Buffer0_ptr))
+ ((RxD3_t*)rxdp)->Buffer0_ptr =
+ pci_map_single(nic->pdev, ba->ba_0, BUF0_LEN,
PCI_DMA_FROMDEVICE);
+ else
+ pci_dma_sync_single_for_device(nic->pdev,
+ (dma_addr_t) ((RxD3_t*)rxdp)->Buffer0_ptr,
+ BUF0_LEN, PCI_DMA_FROMDEVICE);
rxdp->Control_2 = SET_BUFFER0_SIZE_3(BUF0_LEN);
if (nic->rxd_mode == RXD_MODE_3B) {
/* Two buffer mode */
(nic->pdev, skb->data, dev->mtu + 4,
PCI_DMA_FROMDEVICE);
- /* Buffer-1 will be dummy buffer not used */
- ((RxD3_t*)rxdp)->Buffer1_ptr =
- pci_map_single(nic->pdev, ba->ba_1, BUF1_LEN,
- PCI_DMA_FROMDEVICE);
+ /* Buffer-1 will be dummy buffer. Not used */
+ if (!(((RxD3_t*)rxdp)->Buffer1_ptr)) {
+ ((RxD3_t*)rxdp)->Buffer1_ptr =
+ pci_map_single(nic->pdev,
+ ba->ba_1, BUF1_LEN,
+ PCI_DMA_FROMDEVICE);
+ }
rxdp->Control_2 |= SET_BUFFER1_SIZE_3(1);
rxdp->Control_2 |= SET_BUFFER2_SIZE_3
(dev->mtu + 4);
}
#endif
+#ifdef CONFIG_NET_POLL_CONTROLLER
/**
- * s2io_netpoll - Rx interrupt service handler for netpoll support
+ * s2io_netpoll - netpoll event handler entry point
* @dev : pointer to the device structure.
* Description:
- * Polling 'interrupt' - used by things like netconsole to send skbs
- * without having to re-enable interrupts. It's not called while
- * the interrupt routine is executing.
+ * This function will be called by upper layer to check for events on the
+ * interface in situations where interrupts are disabled. It is used for
+ * specific in-kernel networking tasks, such as remote consoles and kernel
+ * debugging over the network (example netdump in RedHat).
*/
-
-#ifdef CONFIG_NET_POLL_CONTROLLER
static void s2io_netpoll(struct net_device *dev)
{
nic_t *nic = dev->priv;
mac_info_t *mac_control;
struct config_param *config;
XENA_dev_config_t __iomem *bar0 = nic->bar0;
- u64 val64;
+ u64 val64 = 0xFFFFFFFFFFFFFFFFULL;
int i;
disable_irq(dev->irq);
mac_control = &nic->mac_control;
config = &nic->config;
- val64 = readq(&bar0->rx_traffic_int);
writeq(val64, &bar0->rx_traffic_int);
+ writeq(val64, &bar0->tx_traffic_int);
+ /* we need to free up the transmitted skbufs or else netpoll will
+ * run out of skbs and will fail and eventually netpoll application such
+ * as netdump will fail.
+ */
+ for (i = 0; i < config->tx_fifo_num; i++)
+ tx_intr_handler(&mac_control->fifos[i]);
+
+ /* check for received packet and indicate up to network */
for (i = 0; i < config->rx_ring_num; i++)
rx_intr_handler(&mac_control->rings[i]);
/* If your are next to put index then it's FIFO full condition */
if ((get_block == put_block) &&
(get_info.offset + 1) == put_info.offset) {
- DBG_PRINT(ERR_DBG, "%s: Ring Full\n",dev->name);
+ DBG_PRINT(INTR_DBG, "%s: Ring Full\n",dev->name);
break;
}
skb = (struct sk_buff *) ((unsigned long)rxdp->Host_Control);
HEADER_SNAP_SIZE,
PCI_DMA_FROMDEVICE);
} else if (nic->rxd_mode == RXD_MODE_3B) {
- pci_unmap_single(nic->pdev, (dma_addr_t)
+ pci_dma_sync_single_for_cpu(nic->pdev, (dma_addr_t)
((RxD3_t*)rxdp)->Buffer0_ptr,
BUF0_LEN, PCI_DMA_FROMDEVICE);
- pci_unmap_single(nic->pdev, (dma_addr_t)
- ((RxD3_t*)rxdp)->Buffer1_ptr,
- BUF1_LEN, PCI_DMA_FROMDEVICE);
pci_unmap_single(nic->pdev, (dma_addr_t)
((RxD3_t*)rxdp)->Buffer2_ptr,
dev->mtu + 4,
PCI_DMA_FROMDEVICE);
} else {
- pci_unmap_single(nic->pdev, (dma_addr_t)
+ pci_dma_sync_single_for_cpu(nic->pdev, (dma_addr_t)
((RxD3_t*)rxdp)->Buffer0_ptr, BUF0_LEN,
PCI_DMA_FROMDEVICE);
pci_unmap_single(nic->pdev, (dma_addr_t)
/* Clear certain PCI/PCI-X fields after reset */
if (sp->device_type == XFRAME_II_DEVICE) {
- /* Clear parity err detect bit */
+ /* Clear "detected parity error" bit */
pci_write_config_word(sp->pdev, PCI_STATUS, 0x8000);
/* Clearing PCIX Ecc status register */
u64 val64;
int i;
- for (i=0; i< nic->avail_msix_vectors; i++) {
+ for (i=0; i < MAX_REQUESTED_MSI_X; i++) {
writeq(nic->msix_info[i].addr, &bar0->xmsi_address);
writeq(nic->msix_info[i].data, &bar0->xmsi_data);
val64 = (BIT(7) | BIT(15) | vBIT(i, 26, 6));
int i;
/* Store and display */
- for (i=0; i< nic->avail_msix_vectors; i++) {
+ for (i=0; i < MAX_REQUESTED_MSI_X; i++) {
val64 = (BIT(15) | vBIT(i, 26, 6));
writeq(val64, &bar0->xmsi_access);
if (wait_for_msix_trans(nic, i)) {
TxD_t *txdp;
TxFIFO_element_t __iomem *tx_fifo;
unsigned long flags;
-#ifdef NETIF_F_TSO
- int mss;
-#endif
u16 vlan_tag = 0;
int vlan_priority = 0;
mac_info_t *mac_control;
struct config_param *config;
+ int offload_type;
mac_control = &sp->mac_control;
config = &sp->config;
return 0;
}
- txdp->Control_1 = 0;
- txdp->Control_2 = 0;
+ offload_type = s2io_offload_type(skb);
#ifdef NETIF_F_TSO
- mss = skb_shinfo(skb)->gso_size;
- if (skb_shinfo(skb)->gso_type & (SKB_GSO_TCPV4 | SKB_GSO_TCPV6)) {
+ if (offload_type & (SKB_GSO_TCPV4 | SKB_GSO_TCPV6)) {
txdp->Control_1 |= TXD_TCP_LSO_EN;
- txdp->Control_1 |= TXD_TCP_LSO_MSS(mss);
+ txdp->Control_1 |= TXD_TCP_LSO_MSS(s2io_tcp_mss(skb));
}
#endif
if (skb->ip_summed == CHECKSUM_HW) {
}
frg_len = skb->len - skb->data_len;
- if (skb_shinfo(skb)->gso_type == SKB_GSO_UDP) {
+ if (offload_type == SKB_GSO_UDP) {
int ufo_size;
- ufo_size = skb_shinfo(skb)->gso_size;
+ ufo_size = s2io_udp_mss(skb);
ufo_size &= ~7;
txdp->Control_1 |= TXD_UFO_EN;
txdp->Control_1 |= TXD_UFO_MSS(ufo_size);
sp->ufo_in_band_v,
sizeof(u64), PCI_DMA_TODEVICE);
txdp++;
- txdp->Control_1 = 0;
- txdp->Control_2 = 0;
}
txdp->Buffer_Pointer = pci_map_single
(sp->pdev, skb->data, frg_len, PCI_DMA_TODEVICE);
txdp->Host_Control = (unsigned long) skb;
txdp->Control_1 |= TXD_BUFFER0_SIZE(frg_len);
-
- if (skb_shinfo(skb)->gso_type == SKB_GSO_UDP)
+ if (offload_type == SKB_GSO_UDP)
txdp->Control_1 |= TXD_UFO_EN;
frg_cnt = skb_shinfo(skb)->nr_frags;
(sp->pdev, frag->page, frag->page_offset,
frag->size, PCI_DMA_TODEVICE);
txdp->Control_1 = TXD_BUFFER0_SIZE(frag->size);
- if (skb_shinfo(skb)->gso_type == SKB_GSO_UDP)
+ if (offload_type == SKB_GSO_UDP)
txdp->Control_1 |= TXD_UFO_EN;
}
txdp->Control_1 |= TXD_GATHER_CODE_LAST;
- if (skb_shinfo(skb)->gso_type == SKB_GSO_UDP)
+ if (offload_type == SKB_GSO_UDP)
frg_cnt++; /* as Txd0 was used for inband header */
tx_fifo = mac_control->tx_FIFO_start[queue];
val64 = (TX_FIFO_LAST_TXD_NUM(frg_cnt) | TX_FIFO_FIRST_LIST |
TX_FIFO_LAST_LIST);
-
-#ifdef NETIF_F_TSO
- if (mss)
- val64 |= TX_FIFO_SPECIAL_FUNC;
-#endif
- if (skb_shinfo(skb)->gso_type == SKB_GSO_UDP)
+ if (offload_type)
val64 |= TX_FIFO_SPECIAL_FUNC;
+
writeq(val64, &tx_fifo->List_Control);
mmiowb();
mod_timer(&sp->alarm_timer, jiffies + HZ / 2);
}
+static int s2io_chk_rx_buffers(nic_t *sp, int rng_n)
+{
+ int rxb_size, level;
+
+ if (!sp->lro) {
+ rxb_size = atomic_read(&sp->rx_bufs_left[rng_n]);
+ level = rx_buffer_level(sp, rxb_size, rng_n);
+
+ if ((level == PANIC) && (!TASKLET_IN_USE)) {
+ int ret;
+ DBG_PRINT(INTR_DBG, "%s: Rx BD hit ", __FUNCTION__);
+ DBG_PRINT(INTR_DBG, "PANIC levels\n");
+ if ((ret = fill_rx_buffers(sp, rng_n)) == -ENOMEM) {
+ DBG_PRINT(ERR_DBG, "Out of memory in %s",
+ __FUNCTION__);
+ clear_bit(0, (&sp->tasklet_status));
+ return -1;
+ }
+ clear_bit(0, (&sp->tasklet_status));
+ } else if (level == LOW)
+ tasklet_schedule(&sp->task);
+
+ } else if (fill_rx_buffers(sp, rng_n) == -ENOMEM) {
+ DBG_PRINT(ERR_DBG, "%s:Out of memory", sp->dev->name);
+ DBG_PRINT(ERR_DBG, " in Rx Intr!!\n");
+ }
+ return 0;
+}
+
static irqreturn_t
s2io_msi_handle(int irq, void *dev_id, struct pt_regs *regs)
{
struct net_device *dev = (struct net_device *) dev_id;
nic_t *sp = dev->priv;
int i;
- int ret;
mac_info_t *mac_control;
struct config_param *config;
* reallocate the buffers from the interrupt handler itself,
* else schedule a tasklet to reallocate the buffers.
*/
- for (i = 0; i < config->rx_ring_num; i++) {
- if (!sp->lro) {
- int rxb_size = atomic_read(&sp->rx_bufs_left[i]);
- int level = rx_buffer_level(sp, rxb_size, i);
-
- if ((level == PANIC) && (!TASKLET_IN_USE)) {
- DBG_PRINT(INTR_DBG, "%s: Rx BD hit ",
- dev->name);
- DBG_PRINT(INTR_DBG, "PANIC levels\n");
- if ((ret = fill_rx_buffers(sp, i)) == -ENOMEM) {
- DBG_PRINT(ERR_DBG, "%s:Out of memory",
- dev->name);
- DBG_PRINT(ERR_DBG, " in ISR!!\n");
- clear_bit(0, (&sp->tasklet_status));
- atomic_dec(&sp->isr_cnt);
- return IRQ_HANDLED;
- }
- clear_bit(0, (&sp->tasklet_status));
- } else if (level == LOW) {
- tasklet_schedule(&sp->task);
- }
- }
- else if (fill_rx_buffers(sp, i) == -ENOMEM) {
- DBG_PRINT(ERR_DBG, "%s:Out of memory",
- dev->name);
- DBG_PRINT(ERR_DBG, " in Rx Intr!!\n");
- break;
- }
- }
+ for (i = 0; i < config->rx_ring_num; i++)
+ s2io_chk_rx_buffers(sp, i);
atomic_dec(&sp->isr_cnt);
return IRQ_HANDLED;
{
ring_info_t *ring = (ring_info_t *)dev_id;
nic_t *sp = ring->nic;
- struct net_device *dev = (struct net_device *) dev_id;
- int rxb_size, level, rng_n;
atomic_inc(&sp->isr_cnt);
- rx_intr_handler(ring);
-
- rng_n = ring->ring_no;
- if (!sp->lro) {
- rxb_size = atomic_read(&sp->rx_bufs_left[rng_n]);
- level = rx_buffer_level(sp, rxb_size, rng_n);
- if ((level == PANIC) && (!TASKLET_IN_USE)) {
- int ret;
- DBG_PRINT(INTR_DBG, "%s: Rx BD hit ", __FUNCTION__);
- DBG_PRINT(INTR_DBG, "PANIC levels\n");
- if ((ret = fill_rx_buffers(sp, rng_n)) == -ENOMEM) {
- DBG_PRINT(ERR_DBG, "Out of memory in %s",
- __FUNCTION__);
- clear_bit(0, (&sp->tasklet_status));
- return IRQ_HANDLED;
- }
- clear_bit(0, (&sp->tasklet_status));
- } else if (level == LOW) {
- tasklet_schedule(&sp->task);
- }
- }
- else if (fill_rx_buffers(sp, rng_n) == -ENOMEM) {
- DBG_PRINT(ERR_DBG, "%s:Out of memory", dev->name);
- DBG_PRINT(ERR_DBG, " in Rx Intr!!\n");
- }
+ rx_intr_handler(ring);
+ s2io_chk_rx_buffers(sp, ring->ring_no);
atomic_dec(&sp->isr_cnt);
-
return IRQ_HANDLED;
}
* else schedule a tasklet to reallocate the buffers.
*/
#ifndef CONFIG_S2IO_NAPI
- for (i = 0; i < config->rx_ring_num; i++) {
- if (!sp->lro) {
- int ret;
- int rxb_size = atomic_read(&sp->rx_bufs_left[i]);
- int level = rx_buffer_level(sp, rxb_size, i);
-
- if ((level == PANIC) && (!TASKLET_IN_USE)) {
- DBG_PRINT(INTR_DBG, "%s: Rx BD hit ",
- dev->name);
- DBG_PRINT(INTR_DBG, "PANIC levels\n");
- if ((ret = fill_rx_buffers(sp, i)) == -ENOMEM) {
- DBG_PRINT(ERR_DBG, "%s:Out of memory",
- dev->name);
- DBG_PRINT(ERR_DBG, " in ISR!!\n");
- clear_bit(0, (&sp->tasklet_status));
- atomic_dec(&sp->isr_cnt);
- writeq(org_mask, &bar0->general_int_mask);
- return IRQ_HANDLED;
- }
- clear_bit(0, (&sp->tasklet_status));
- } else if (level == LOW) {
- tasklet_schedule(&sp->task);
- }
- }
- else if (fill_rx_buffers(sp, i) == -ENOMEM) {
- DBG_PRINT(ERR_DBG, "%s:Out of memory",
- dev->name);
- DBG_PRINT(ERR_DBG, " in Rx intr!!\n");
- break;
- }
- }
+ for (i = 0; i < config->rx_ring_num; i++)
+ s2io_chk_rx_buffers(sp, i);
#endif
writeq(org_mask, &bar0->general_int_mask);
atomic_dec(&sp->isr_cnt);
if (cnt == 5)
break; /* Updt failed */
} while(1);
+ } else {
+ memset(sp->mac_control.stats_info, 0, sizeof(StatInfo_t));
}
}
}
static void s2io_vpd_read(nic_t *nic)
{
- u8 vpd_data[256],data;
+ u8 *vpd_data;
+ u8 data;
int i=0, cnt, fail = 0;
int vpd_addr = 0x80;
vpd_addr = 0x50;
}
+ vpd_data = kmalloc(256, GFP_KERNEL);
+ if (!vpd_data)
+ return;
+
for (i = 0; i < 256; i +=4 ) {
pci_write_config_byte(nic->pdev, (vpd_addr + 2), i);
pci_read_config_byte(nic->pdev, (vpd_addr + 2), &data);
memset(nic->product_name, 0, vpd_data[1]);
memcpy(nic->product_name, &vpd_data[3], vpd_data[1]);
}
+ kfree(vpd_data);
}
/**
else
*data = 0;
- return 0;
+ return *data;
}
/**
return 0;
}
+static u32 s2io_ethtool_op_get_tso(struct net_device *dev)
+{
+ return (dev->features & NETIF_F_TSO) != 0;
+}
+static int s2io_ethtool_op_set_tso(struct net_device *dev, u32 data)
+{
+ if (data)
+ dev->features |= (NETIF_F_TSO | NETIF_F_TSO6);
+ else
+ dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO6);
+
+ return 0;
+}
static struct ethtool_ops netdev_ethtool_ops = {
.get_settings = s2io_ethtool_gset,
.get_sg = ethtool_op_get_sg,
.set_sg = ethtool_op_set_sg,
#ifdef NETIF_F_TSO
- .get_tso = ethtool_op_get_tso,
- .set_tso = ethtool_op_set_tso,
+ .get_tso = s2io_ethtool_op_get_tso,
+ .set_tso = s2io_ethtool_op_set_tso,
#endif
.get_ufo = ethtool_op_get_ufo,
.set_ufo = ethtool_op_set_ufo,
s2io_set_multicast(dev);
if (sp->lro) {
- /* Initialize max aggregatable pkts based on MTU */
+ /* Initialize max aggregatable pkts per session based on MTU */
sp->lro_max_aggr_per_sess = ((1<<16) - 1) / dev->mtu;
/* Check if we can use(if specified) user provided value */
if (lro_max_pkts < sp->lro_max_aggr_per_sess)
* @cksum : FCS checksum of the frame.
* @ring_no : the ring from which this RxD was extracted.
* Description:
- * This function is called by the Tx interrupt serivce routine to perform
+ * This function is called by the Rx interrupt serivce routine to perform
* some OS related operations on the SKB before passing it to the upper
* layers. It mainly checks if the checksum is OK, if so adds it to the
* SKBs cksum variable, increments the Rx packet count and passes the SKB
pci_read_config_word(sp->pdev, PCI_COMMAND, &pci_cmd);
}
-MODULE_AUTHOR("Raghavendra Koushik <raghavendra.koushik@neterion.com>");
-MODULE_LICENSE("GPL");
-MODULE_VERSION(DRV_VERSION);
-
-module_param(tx_fifo_num, int, 0);
-module_param(rx_ring_num, int, 0);
-module_param(rx_ring_mode, int, 0);
-module_param_array(tx_fifo_len, uint, NULL, 0);
-module_param_array(rx_ring_sz, uint, NULL, 0);
-module_param_array(rts_frm_len, uint, NULL, 0);
-module_param(use_continuous_tx_intrs, int, 1);
-module_param(rmac_pause_time, int, 0);
-module_param(mc_pause_threshold_q0q3, int, 0);
-module_param(mc_pause_threshold_q4q7, int, 0);
-module_param(shared_splits, int, 0);
-module_param(tmac_util_period, int, 0);
-module_param(rmac_util_period, int, 0);
-module_param(bimodal, bool, 0);
-module_param(l3l4hdr_size, int , 0);
-#ifndef CONFIG_S2IO_NAPI
-module_param(indicate_max_pkts, int, 0);
-#endif
-module_param(rxsync_frequency, int, 0);
-module_param(intr_type, int, 0);
-module_param(lro, int, 0);
-module_param(lro_max_pkts, int, 0);
-
static int s2io_verify_parm(struct pci_dev *pdev, u8 *dev_intr_type)
{
if ( tx_fifo_num > 8) {
}
if (dev_intr_type != MSI_X) {
if (pci_request_regions(pdev, s2io_driver_name)) {
- DBG_PRINT(ERR_DBG, "Request Regions failed\n"),
- pci_disable_device(pdev);
+ DBG_PRINT(ERR_DBG, "Request Regions failed\n");
+ pci_disable_device(pdev);
return -ENODEV;
}
}
/* initialize the shared memory used by the NIC and the host */
if (init_shared_mem(sp)) {
DBG_PRINT(ERR_DBG, "%s: Memory allocation failed\n",
- __FUNCTION__);
+ dev->name);
ret = -ENOMEM;
goto mem_alloc_failed;
}
dev->addr_len = ETH_ALEN;
memcpy(dev->dev_addr, sp->def_mac_addr, ETH_ALEN);
+ /* reset Nic and bring it to known state */
+ s2io_reset(sp);
+
/*
* Initialize the tasklet status and link state flags
* and the card state parameter
goto register_failed;
}
s2io_vpd_read(sp);
- DBG_PRINT(ERR_DBG, "%s: Neterion %s",dev->name, sp->product_name);
- DBG_PRINT(ERR_DBG, "(rev %d), Driver version %s\n",
- get_xena_rev_id(sp->pdev),
- s2io_driver_version);
DBG_PRINT(ERR_DBG, "Copyright(c) 2002-2005 Neterion Inc.\n");
+ DBG_PRINT(ERR_DBG, "%s: Neterion %s (rev %d)\n",dev->name,
+ sp->product_name, get_xena_rev_id(sp->pdev));
+ DBG_PRINT(ERR_DBG, "%s: Driver version %s\n", dev->name,
+ s2io_driver_version);
DBG_PRINT(ERR_DBG, "%s: MAC ADDR: "
"%02x:%02x:%02x:%02x:%02x:%02x\n", dev->name,
sp->def_mac_addr[0].mac_addr[0],
if (ip->ihl != 5) /* IP has options */
return -1;
+ /* If we see CE codepoint in IP header, packet is not mergeable */
+ if (INET_ECN_is_ce(ipv4_get_dsfield(ip)))
+ return -1;
+
+ /* If we see ECE or CWR flags in TCP header, packet is not mergeable */
if (tcp->urg || tcp->psh || tcp->rst || tcp->syn || tcp->fin ||
- !tcp->ack) {
+ tcp->ece || tcp->cwr || !tcp->ack) {
/*
* Currently recognize only the ack control word and
* any other control field being set would result in
static void lro_append_pkt(nic_t *sp, lro_t *lro, struct sk_buff *skb,
u32 tcp_len)
{
- struct sk_buff *tmp, *first = lro->parent;
+ struct sk_buff *first = lro->parent;
first->len += tcp_len;
first->data_len = lro->frags_len;
skb_pull(skb, (skb->len - tcp_len));
- if ((tmp = skb_shinfo(first)->frag_list)) {
- while (tmp->next)
- tmp = tmp->next;
- tmp->next = skb;
- }
+ if (skb_shinfo(first)->frag_list)
+ lro->last_frag->next = skb;
else
skb_shinfo(first)->frag_list = skb;
+ lro->last_frag = skb;
sp->mac_control.stats_info->sw_stat.clubbed_frms_cnt++;
return;
}
/* Data structure to represent a LRO session */
typedef struct lro {
struct sk_buff *parent;
+ struct sk_buff *last_frag;
u8 *l2h;
struct iphdr *iph;
struct tcphdr *tcph;
static void queue_rx_frame(struct sk_buff *skb);
static void update_L3L4_header(nic_t *sp, lro_t *lro);
static void lro_append_pkt(nic_t *sp, lro_t *lro, struct sk_buff *skb, u32 tcp_len);
+
+#define s2io_tcp_mss(skb) skb_shinfo(skb)->gso_size
+#define s2io_udp_mss(skb) skb_shinfo(skb)->gso_size
+#define s2io_offload_type(skb) skb_shinfo(skb)->gso_type
+
+#define S2IO_PARM_INT(X, def_val) \
+ static unsigned int X = def_val;\
+ module_param(X , uint, 0);
+
#endif /* _S2IO_H */
{ CR_ADDA_MBIAS_WARMTIME, 0x30000808 },
{ CR_ZD1211_RETRY_MAX, 0x2 },
{ CR_SNIFFER_ON, 0 },
- { CR_RX_FILTER, AP_RX_FILTER },
+ { CR_RX_FILTER, STA_RX_FILTER },
{ CR_GROUP_HASH_P1, 0x00 },
{ CR_GROUP_HASH_P2, 0x80000000 },
{ CR_REG1, 0xa4 },
{ CR_ZD1211B_AIFS_CTL2, 0x008C003C },
{ CR_ZD1211B_TXOP, 0x01800824 },
{ CR_SNIFFER_ON, 0 },
- { CR_RX_FILTER, AP_RX_FILTER },
+ { CR_RX_FILTER, STA_RX_FILTER },
{ CR_GROUP_HASH_P1, 0x00 },
{ CR_GROUP_HASH_P2, 0x80000000 },
{ CR_REG1, 0xa4 },
#define CR_RX_FILTER CTL_REG(0x068c)
#define RX_FILTER_ASSOC_RESPONSE 0x0002
+#define RX_FILTER_REASSOC_RESPONSE 0x0008
#define RX_FILTER_PROBE_RESPONSE 0x0020
#define RX_FILTER_BEACON 0x0100
+#define RX_FILTER_DISASSOC 0x0400
#define RX_FILTER_AUTH 0x0800
-/* Sniff modus sets filter to 0xfffff */
+#define AP_RX_FILTER 0x0400feff
+#define STA_RX_FILTER 0x0000ffff
+
+/* Monitor mode sets filter to 0xfffff */
#define CR_ACK_TIMEOUT_EXT CTL_REG(0x0690)
#define CR_BCN_FIFO_SEMAPHORE CTL_REG(0x0694)
#define CR_ZD1211B_TXOP CTL_REG(0x0b20)
#define CR_ZD1211B_RETRY_MAX CTL_REG(0x0b28)
-#define AP_RX_FILTER 0x0400feff
-#define STA_RX_FILTER 0x0000ffff
-
#define CWIN_SIZE 0x007f043f
if (r)
goto disable_int;
- r = zd_set_encryption_type(chip, NO_WEP);
+ /* We must inform the device that we are doing encryption/decryption in
+ * software at the moment. */
+ r = zd_set_encryption_type(chip, ENC_SNIFFER);
if (r)
goto disable_int;
{
struct ieee80211_device *ieee = zd_mac_to_ieee80211(mac);
struct zd_ioreq32 ioreqs[3] = {
- { CR_RX_FILTER, RX_FILTER_BEACON|RX_FILTER_PROBE_RESPONSE|
- RX_FILTER_AUTH|RX_FILTER_ASSOC_RESPONSE },
+ { CR_RX_FILTER, STA_RX_FILTER },
{ CR_SNIFFER_ON, 0U },
- { CR_ENCRYPTION_TYPE, NO_WEP },
};
if (ieee->iw_mode == IW_MODE_MONITOR) {
struct zd_rt_hdr {
struct ieee80211_radiotap_header rt_hdr;
u8 rt_flags;
+ u8 rt_rate;
u16 rt_channel;
u16 rt_chbitmask;
- u16 rt_rate;
-};
+} __attribute__((packed));
static void fill_rt_header(void *buffer, struct zd_mac *mac,
const struct ieee80211_rx_stats *stats,
if (status->decryption_type & (ZD_RX_WEP64|ZD_RX_WEP128|ZD_RX_WEP256))
hdr->rt_flags |= IEEE80211_RADIOTAP_F_WEP;
+ hdr->rt_rate = stats->rate / 5;
+
/* FIXME: 802.11a */
hdr->rt_channel = cpu_to_le16(ieee80211chan2mhz(
_zd_chip_get_channel(&mac->chip)));
hdr->rt_chbitmask = cpu_to_le16(IEEE80211_CHAN_2GHZ |
((status->frame_status & ZD_RX_FRAME_MODULATION_MASK) ==
ZD_RX_OFDM ? IEEE80211_CHAN_OFDM : IEEE80211_CHAN_CCK));
-
- hdr->rt_rate = stats->rate / 5;
}
/* Returns 1 if the data packet is for us and 0 otherwise. */
{
struct zd_usb_interrupt *intr = &usb->intr;
- ZD_ASSERT(in_interrupt());
spin_lock(&intr->lock);
intr->read_regs_enabled = 0;
spin_unlock(&intr->lock);
* be padded. Unaligned access might also happen if the length_info
* structure is not present.
*/
- if (get_unaligned(&length_info->tag) == RX_LENGTH_INFO_TAG) {
+ if (get_unaligned(&length_info->tag) == cpu_to_le16(RX_LENGTH_INFO_TAG))
+ {
unsigned int l, k, n;
for (i = 0, l = 0;; i++) {
- k = le16_to_cpu(get_unaligned(
- &length_info->length[i]));
+ k = le16_to_cpu(get_unaligned(&length_info->length[i]));
n = l+k;
if (n > length)
return;
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
- * Send feedback to <gregkh@us.ibm.com>,
- * <t-kochi@bq.jp.nec.com>
+ * Send feedback to <kristen.c.accardi@intel.com>
*
*/
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
- * Send feedback to <t-kochi@bq.jp.nec.com>
+ * Send feedback to <kristen.c.accardi@intel.com>
*
*/
/* global data */
static const char device_name[] = "pcieport-driver";
-static int pcie_portdrv_save_config(struct pci_dev *dev)
-{
- return pci_save_state(dev);
-}
-
-static int pcie_portdrv_restore_config(struct pci_dev *dev)
-{
- int retval;
-
- pci_restore_state(dev);
- retval = pci_enable_device(dev);
- if (retval)
- return retval;
- pci_set_master(dev);
- return 0;
-}
-
/*
* pcie_portdrv_probe - Probe PCI-Express port devices
* @dev: PCI-Express port device being probed
"%s->Dev[%04x:%04x] has invalid IRQ. Check vendor BIOS\n",
__FUNCTION__, dev->device, dev->vendor);
}
- if (pcie_port_device_register(dev))
+ if (pcie_port_device_register(dev)) {
+ pci_disable_device(dev);
return -ENOMEM;
+ }
return 0;
}
}
#ifdef CONFIG_PM
+static int pcie_portdrv_save_config(struct pci_dev *dev)
+{
+ return pci_save_state(dev);
+}
+
+static int pcie_portdrv_restore_config(struct pci_dev *dev)
+{
+ int retval;
+
+ pci_restore_state(dev);
+ retval = pci_enable_device(dev);
+ if (retval)
+ return retval;
+ pci_set_master(dev);
+ return 0;
+}
+
static int pcie_portdrv_suspend (struct pci_dev *dev, pm_message_t state)
{
int ret = pcie_port_device_suspend(dev, state);
case 0x8070: /* P4G8X Deluxe */
asus_hides_smbus = 1;
}
+ if (dev->device == PCI_DEVICE_ID_INTEL_E7501_MCH)
+ switch (dev->subsystem_device) {
+ case 0x80c9: /* PU-DLS */
+ asus_hides_smbus = 1;
+ }
if (dev->device == PCI_DEVICE_ID_INTEL_82855GM_HB)
switch (dev->subsystem_device) {
case 0x1751: /* M2N notebook */
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82850_HB, asus_hides_smbus_hostbridge );
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82865_HB, asus_hides_smbus_hostbridge );
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_7205_0, asus_hides_smbus_hostbridge );
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_E7501_MCH, asus_hides_smbus_hostbridge );
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82855PM_HB, asus_hides_smbus_hostbridge );
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82855GM_HB, asus_hides_smbus_hostbridge );
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82915GM_HB, asus_hides_smbus_hostbridge );
}
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801DB_0, asus_hides_smbus_lpc );
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801BA_0, asus_hides_smbus_lpc );
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801CA_0, asus_hides_smbus_lpc );
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801CA_12, asus_hides_smbus_lpc );
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801DB_12, asus_hides_smbus_lpc );
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801EB_0, asus_hides_smbus_lpc );
* in the global list of PCI buses. If the bus is found, a pointer to its
* data structure is returned. If no bus is found, %NULL is returned.
*/
-struct pci_bus * __devinit pci_find_bus(int domain, int busnr)
+struct pci_bus * pci_find_bus(int domain, int busnr)
{
struct pci_bus *bus = NULL;
struct pci_bus *tmp_bus;
pnp_printf(buffer," disabled\n");
else
pnp_printf(buffer," 0x%llx-0x%llx\n",
- pnp_port_start(dev, i),
- pnp_port_end(dev, i));
+ (unsigned long long)pnp_port_start(dev, i),
+ (unsigned long long)pnp_port_end(dev, i));
}
}
for (i = 0; i < PNP_MAX_MEM; i++) {
pnp_printf(buffer," disabled\n");
else
pnp_printf(buffer," 0x%llx-0x%llx\n",
- pnp_mem_start(dev, i),
- pnp_mem_end(dev, i));
+ (unsigned long long)pnp_mem_start(dev, i),
+ (unsigned long long)pnp_mem_end(dev, i));
}
}
for (i = 0; i < PNP_MAX_IRQ; i++) {
pnp_printf(buffer," disabled\n");
else
pnp_printf(buffer," %lld\n",
- pnp_irq(dev, i));
+ (unsigned long long)pnp_irq(dev, i));
}
}
for (i = 0; i < PNP_MAX_DMA; i++) {
pnp_printf(buffer," disabled\n");
else
pnp_printf(buffer," %lld\n",
- pnp_dma(dev, i));
+ (unsigned long long)pnp_dma(dev, i));
}
}
ret = (buffer->curr - buf);
return;
/* ignore interim PIO setup fis interrupts */
- if (ata_tag_valid(ap->active_tag)) {
- struct ata_queued_cmd *qc =
- ata_qc_from_tag(ap, ap->active_tag);
-
- if (qc && qc->tf.protocol == ATA_PROT_PIO &&
- (status & PORT_IRQ_PIOS_FIS))
- return;
- }
+ if (ata_tag_valid(ap->active_tag) && (status & PORT_IRQ_PIOS_FIS))
+ return;
if (ata_ratelimit())
ata_port_printk(ap, KERN_INFO, "spurious interrupt "
#define NAME_BUFSIZE 80 /* size of product name, path buffers */
#define DATA_BUFSIZE 63 /* size of URB data buffers */
+/*
+ * Duplicate event filtering time.
+ * Sequential, identical KIND_FILTERED inputs with less than
+ * FILTER_TIME milliseconds between them are considered as repeat
+ * events. The hardware generates 5 events for the first keypress
+ * and we have to take this into account for an accurate repeat
+ * behaviour.
+ */
+#define FILTER_TIME 60 /* msec */
+
static unsigned long channel_mask;
-module_param(channel_mask, ulong, 0444);
+module_param(channel_mask, ulong, 0644);
MODULE_PARM_DESC(channel_mask, "Bitmask of remote control channels to ignore");
static int debug;
-module_param(debug, int, 0444);
+module_param(debug, int, 0644);
MODULE_PARM_DESC(debug, "Enable extra debug messages and information");
+static int repeat_filter = FILTER_TIME;
+module_param(repeat_filter, int, 0644);
+MODULE_PARM_DESC(repeat_filter, "Repeat filter time, default = 60 msec");
+
#define dbginfo(dev, format, arg...) do { if (debug) dev_info(dev , format , ## arg); } while (0)
#undef err
#define err(format, arg...) printk(KERN_ERR format , ## arg)
static char init1[] = { 0x01, 0x00, 0x20, 0x14 };
static char init2[] = { 0x01, 0x00, 0x20, 0x14, 0x20, 0x20, 0x20 };
-/* Acceleration curve for directional control pad */
-static const char accel[] = { 1, 2, 4, 6, 9, 13, 20 };
-
-/* Duplicate event filtering time.
- * Sequential, identical KIND_FILTERED inputs with less than
- * FILTER_TIME jiffies between them are considered as repeat
- * events. The hardware generates 5 events for the first keypress
- * and we have to take this into account for an accurate repeat
- * behaviour.
- */
-#define FILTER_TIME 60 /* msec */
-
struct ati_remote {
struct input_dev *idev;
struct usb_device *udev;
return -1;
}
+/*
+ * ati_remote_compute_accel
+ *
+ * Implements acceleration curve for directional control pad
+ * If elapsed time since last event is > 1/4 second, user "stopped",
+ * so reset acceleration. Otherwise, user is probably holding the control
+ * pad down, so we increase acceleration, ramping up over two seconds to
+ * a maximum speed.
+ */
+static int ati_remote_compute_accel(struct ati_remote *ati_remote)
+{
+ static const char accel[] = { 1, 2, 4, 6, 9, 13, 20 };
+ unsigned long now = jiffies;
+ int acc;
+
+ if (time_after(now, ati_remote->old_jiffies + msecs_to_jiffies(250))) {
+ acc = 1;
+ ati_remote->acc_jiffies = now;
+ }
+ else if (time_before(now, ati_remote->acc_jiffies + msecs_to_jiffies(125)))
+ acc = accel[0];
+ else if (time_before(now, ati_remote->acc_jiffies + msecs_to_jiffies(250)))
+ acc = accel[1];
+ else if (time_before(now, ati_remote->acc_jiffies + msecs_to_jiffies(500)))
+ acc = accel[2];
+ else if (time_before(now, ati_remote->acc_jiffies + msecs_to_jiffies(1000)))
+ acc = accel[3];
+ else if (time_before(now, ati_remote->acc_jiffies + msecs_to_jiffies(1500)))
+ acc = accel[4];
+ else if (time_before(now, ati_remote->acc_jiffies + msecs_to_jiffies(2000)))
+ acc = accel[5];
+ else
+ acc = accel[6];
+
+ return acc;
+}
+
/*
* ati_remote_report_input
*/
if (ati_remote_tbl[index].kind == KIND_FILTERED) {
/* Filter duplicate events which happen "too close" together. */
- if ((ati_remote->old_data[0] == data[1]) &&
- (ati_remote->old_data[1] == data[2]) &&
- time_before(jiffies, ati_remote->old_jiffies + msecs_to_jiffies(FILTER_TIME))) {
+ if (ati_remote->old_data[0] == data[1] &&
+ ati_remote->old_data[1] == data[2] &&
+ time_before(jiffies, ati_remote->old_jiffies + msecs_to_jiffies(repeat_filter))) {
ati_remote->repeat_count++;
} else {
ati_remote->repeat_count = 0;
ati_remote->old_data[1] = data[2];
ati_remote->old_jiffies = jiffies;
- if ((ati_remote->repeat_count > 0)
- && (ati_remote->repeat_count < 5))
+ if (ati_remote->repeat_count > 0 &&
+ ati_remote->repeat_count < 5)
return;
input_regs(dev, regs);
input_event(dev, ati_remote_tbl[index].type,
ati_remote_tbl[index].code, 1);
+ input_sync(dev);
input_event(dev, ati_remote_tbl[index].type,
ati_remote_tbl[index].code, 0);
input_sync(dev);
- return;
- }
+ } else {
- /*
- * Other event kinds are from the directional control pad, and have an
- * acceleration factor applied to them. Without this acceleration, the
- * control pad is mostly unusable.
- *
- * If elapsed time since last event is > 1/4 second, user "stopped",
- * so reset acceleration. Otherwise, user is probably holding the control
- * pad down, so we increase acceleration, ramping up over two seconds to
- * a maximum speed. The acceleration curve is #defined above.
- */
- if (time_after(jiffies, ati_remote->old_jiffies + (HZ >> 2))) {
- acc = 1;
- ati_remote->acc_jiffies = jiffies;
- }
- else if (time_before(jiffies, ati_remote->acc_jiffies + (HZ >> 3))) acc = accel[0];
- else if (time_before(jiffies, ati_remote->acc_jiffies + (HZ >> 2))) acc = accel[1];
- else if (time_before(jiffies, ati_remote->acc_jiffies + (HZ >> 1))) acc = accel[2];
- else if (time_before(jiffies, ati_remote->acc_jiffies + HZ)) acc = accel[3];
- else if (time_before(jiffies, ati_remote->acc_jiffies + HZ+(HZ>>1))) acc = accel[4];
- else if (time_before(jiffies, ati_remote->acc_jiffies + (HZ << 1))) acc = accel[5];
- else acc = accel[6];
-
- input_regs(dev, regs);
- switch (ati_remote_tbl[index].kind) {
- case KIND_ACCEL:
- input_event(dev, ati_remote_tbl[index].type,
- ati_remote_tbl[index].code,
- ati_remote_tbl[index].value * acc);
- break;
- case KIND_LU:
- input_report_rel(dev, REL_X, -acc);
- input_report_rel(dev, REL_Y, -acc);
- break;
- case KIND_RU:
- input_report_rel(dev, REL_X, acc);
- input_report_rel(dev, REL_Y, -acc);
- break;
- case KIND_LD:
- input_report_rel(dev, REL_X, -acc);
- input_report_rel(dev, REL_Y, acc);
- break;
- case KIND_RD:
- input_report_rel(dev, REL_X, acc);
- input_report_rel(dev, REL_Y, acc);
- break;
- default:
- dev_dbg(&ati_remote->interface->dev, "ati_remote kind=%d\n",
- ati_remote_tbl[index].kind);
- }
- input_sync(dev);
+ /*
+ * Other event kinds are from the directional control pad, and have an
+ * acceleration factor applied to them. Without this acceleration, the
+ * control pad is mostly unusable.
+ */
+ acc = ati_remote_compute_accel(ati_remote);
+
+ input_regs(dev, regs);
+ switch (ati_remote_tbl[index].kind) {
+ case KIND_ACCEL:
+ input_event(dev, ati_remote_tbl[index].type,
+ ati_remote_tbl[index].code,
+ ati_remote_tbl[index].value * acc);
+ break;
+ case KIND_LU:
+ input_report_rel(dev, REL_X, -acc);
+ input_report_rel(dev, REL_Y, -acc);
+ break;
+ case KIND_RU:
+ input_report_rel(dev, REL_X, acc);
+ input_report_rel(dev, REL_Y, -acc);
+ break;
+ case KIND_LD:
+ input_report_rel(dev, REL_X, -acc);
+ input_report_rel(dev, REL_Y, acc);
+ break;
+ case KIND_RD:
+ input_report_rel(dev, REL_X, acc);
+ input_report_rel(dev, REL_Y, acc);
+ break;
+ default:
+ dev_dbg(&ati_remote->interface->dev, "ati_remote kind=%d\n",
+ ati_remote_tbl[index].kind);
+ }
+ input_sync(dev);
- ati_remote->old_jiffies = jiffies;
- ati_remote->old_data[0] = data[1];
- ati_remote->old_data[1] = data[2];
+ ati_remote->old_jiffies = jiffies;
+ ati_remote->old_data[0] = data[1];
+ ati_remote->old_data[1] = data[2];
+ }
}
/*
}
- if (usage->hat_min < usage->hat_max || usage->hat_dir) {
+ if (usage->type == EV_ABS &&
+ (usage->hat_min < usage->hat_max || usage->hat_dir)) {
int i;
for (i = usage->code; i < usage->code + 2 && i <= max; i++) {
input_set_abs_params(input, i, -1, 1, 0, 0);
int open;
wait_queue_head_t wait;
struct hid_device *hid;
- struct hiddev_list *list;
+ struct list_head list;
};
struct hiddev_list {
unsigned flags;
struct fasync_struct *fasync;
struct hiddev *hiddev;
- struct hiddev_list *next;
+ struct list_head node;
};
static struct hiddev *hiddev_table[HIDDEV_MINORS];
static struct hid_report *
hiddev_lookup_report(struct hid_device *hid, struct hiddev_report_info *rinfo)
{
- unsigned flags = rinfo->report_id & ~HID_REPORT_ID_MASK;
+ unsigned int flags = rinfo->report_id & ~HID_REPORT_ID_MASK;
+ unsigned int rid = rinfo->report_id & HID_REPORT_ID_MASK;
struct hid_report_enum *report_enum;
+ struct hid_report *report;
struct list_head *list;
if (rinfo->report_type < HID_REPORT_TYPE_MIN ||
- rinfo->report_type > HID_REPORT_TYPE_MAX) return NULL;
+ rinfo->report_type > HID_REPORT_TYPE_MAX)
+ return NULL;
report_enum = hid->report_enum +
(rinfo->report_type - HID_REPORT_TYPE_MIN);
break;
case HID_REPORT_ID_FIRST:
- list = report_enum->report_list.next;
- if (list == &report_enum->report_list)
+ if (list_empty(&report_enum->report_list))
return NULL;
- rinfo->report_id = ((struct hid_report *) list)->id;
+
+ list = report_enum->report_list.next;
+ report = list_entry(list, struct hid_report, list);
+ rinfo->report_id = report->id;
break;
case HID_REPORT_ID_NEXT:
- list = (struct list_head *)
- report_enum->report_id_hash[rinfo->report_id & HID_REPORT_ID_MASK];
- if (list == NULL)
+ report = report_enum->report_id_hash[rid];
+ if (!report)
return NULL;
- list = list->next;
+
+ list = report->list.next;
if (list == &report_enum->report_list)
return NULL;
- rinfo->report_id = ((struct hid_report *) list)->id;
+
+ report = list_entry(list, struct hid_report, list);
+ rinfo->report_id = report->id;
break;
default:
struct hid_field *field;
if (uref->report_type < HID_REPORT_TYPE_MIN ||
- uref->report_type > HID_REPORT_TYPE_MAX) return NULL;
+ uref->report_type > HID_REPORT_TYPE_MAX)
+ return NULL;
report_enum = hid->report_enum +
(uref->report_type - HID_REPORT_TYPE_MIN);
- list_for_each_entry(report, &report_enum->report_list, list)
+ list_for_each_entry(report, &report_enum->report_list, list) {
for (i = 0; i < report->maxfield; i++) {
field = report->field[i];
for (j = 0; j < field->maxusage; j++) {
}
}
}
+ }
return NULL;
}
struct hiddev_usage_ref *uref)
{
struct hiddev *hiddev = hid->hiddev;
- struct hiddev_list *list = hiddev->list;
+ struct hiddev_list *list;
- while (list) {
+ list_for_each_entry(list, &hiddev->list, node) {
if (uref->field_index != HID_FIELD_INDEX_NONE ||
(list->flags & HIDDEV_FLAG_REPORT) != 0) {
list->buffer[list->head] = *uref;
(HIDDEV_BUFFER_SIZE - 1);
kill_fasync(&list->fasync, SIGIO, POLL_IN);
}
-
- list = list->next;
}
wake_up_interruptible(&hiddev->wait);
uref.report_type =
(type == HID_INPUT_REPORT) ? HID_REPORT_TYPE_INPUT :
((type == HID_OUTPUT_REPORT) ? HID_REPORT_TYPE_OUTPUT :
- ((type == HID_FEATURE_REPORT) ? HID_REPORT_TYPE_FEATURE:0));
+ ((type == HID_FEATURE_REPORT) ? HID_REPORT_TYPE_FEATURE : 0));
uref.report_id = field->report->id;
uref.field_index = field->index;
uref.usage_index = (usage - field->usage);
uref.report_type =
(type == HID_INPUT_REPORT) ? HID_REPORT_TYPE_INPUT :
((type == HID_OUTPUT_REPORT) ? HID_REPORT_TYPE_OUTPUT :
- ((type == HID_FEATURE_REPORT) ? HID_REPORT_TYPE_FEATURE:0));
+ ((type == HID_FEATURE_REPORT) ? HID_REPORT_TYPE_FEATURE : 0));
uref.report_id = report->id;
uref.field_index = HID_FIELD_INDEX_NONE;
{
int retval;
struct hiddev_list *list = file->private_data;
+
retval = fasync_helper(fd, file, on, &list->fasync);
+
return retval < 0 ? retval : 0;
}
static int hiddev_release(struct inode * inode, struct file * file)
{
struct hiddev_list *list = file->private_data;
- struct hiddev_list **listptr;
- listptr = &list->hiddev->list;
hiddev_fasync(-1, file, 0);
-
- while (*listptr && (*listptr != list))
- listptr = &((*listptr)->next);
- *listptr = (*listptr)->next;
+ list_del(&list->node);
if (!--list->hiddev->open) {
if (list->hiddev->exist)
/*
* open file op
*/
-static int hiddev_open(struct inode * inode, struct file * file) {
+static int hiddev_open(struct inode *inode, struct file *file)
+{
struct hiddev_list *list;
int i = iminor(inode) - HIDDEV_MINOR_BASE;
return -ENOMEM;
list->hiddev = hiddev_table[i];
- list->next = hiddev_table[i]->list;
- hiddev_table[i]->list = list;
-
+ list_add_tail(&list->node, &hiddev_table[i]->list);
file->private_data = list;
if (!list->hiddev->open++)
static unsigned int hiddev_poll(struct file *file, poll_table *wait)
{
struct hiddev_list *list = file->private_data;
+
poll_wait(file, &list->hiddev->wait, wait);
if (list->head != list->tail)
return POLLIN | POLLRDNORM;
struct hiddev_collection_info cinfo;
struct hiddev_report_info rinfo;
struct hiddev_field_info finfo;
- struct hiddev_usage_ref_multi *uref_multi=NULL;
+ struct hiddev_usage_ref_multi *uref_multi = NULL;
struct hiddev_usage_ref *uref;
struct hiddev_devinfo dinfo;
struct hid_report *report;
}
init_waitqueue_head(&hiddev->wait);
-
- hiddev_table[hid->intf->minor - HIDDEV_MINOR_BASE] = hiddev;
-
+ INIT_LIST_HEAD(&hiddev->list);
hiddev->hid = hid;
hiddev->exist = 1;
hid->minor = hid->intf->minor;
hid->hiddev = hiddev;
+ hiddev_table[hid->intf->minor - HIDDEV_MINOR_BASE] = hiddev;
+
return 0;
}
set_cflag(COMMIT_Dirty, inode);
}
-static int
-jfs_get_blocks(struct inode *ip, sector_t lblock, unsigned long max_blocks,
- struct buffer_head *bh_result, int create)
+int jfs_get_block(struct inode *ip, sector_t lblock,
+ struct buffer_head *bh_result, int create)
{
s64 lblock64 = lblock;
int rc = 0;
xad_t xad;
s64 xaddr;
int xflag;
- s32 xlen = max_blocks;
+ s32 xlen = bh_result->b_size >> ip->i_blkbits;
/*
* Take appropriate lock on inode
IREAD_LOCK(ip);
if (((lblock64 << ip->i_sb->s_blocksize_bits) < ip->i_size) &&
- (!xtLookup(ip, lblock64, max_blocks, &xflag, &xaddr, &xlen, 0)) &&
+ (!xtLookup(ip, lblock64, xlen, &xflag, &xaddr, &xlen, 0)) &&
xaddr) {
if (xflag & XAD_NOTRECORDED) {
if (!create)
return rc;
}
-static int jfs_get_block(struct inode *ip, sector_t lblock,
- struct buffer_head *bh_result, int create)
-{
- return jfs_get_blocks(ip, lblock, bh_result->b_size >> ip->i_blkbits,
- bh_result, create);
-}
-
static int jfs_writepage(struct page *page, struct writeback_control *wbc)
{
return nobh_writepage(page, jfs_get_block, wbc);
extern void jfs_free_zero_link(struct inode *);
extern struct dentry *jfs_get_parent(struct dentry *dentry);
extern void jfs_set_inode_flags(struct inode *);
+extern int jfs_get_block(struct inode *, sector_t, struct buffer_head *, int);
extern const struct address_space_operations jfs_aops;
extern struct inode_operations jfs_dir_inode_operations;
#include <linux/moduleparam.h>
#include <linux/kthread.h>
#include <linux/posix_acl.h>
+#include <linux/buffer_head.h>
#include <asm/uaccess.h>
#include <linux/seq_file.h>
break;
}
-#if defined(CONFIG_QUOTA)
+#ifdef CONFIG_QUOTA
case Opt_quota:
case Opt_usrquota:
*flag |= JFS_USRQUOTA;
if (sbi->flag & JFS_NOINTEGRITY)
seq_puts(seq, ",nointegrity");
-#if defined(CONFIG_QUOTA)
+#ifdef CONFIG_QUOTA
if (sbi->flag & JFS_USRQUOTA)
seq_puts(seq, ",usrquota");
return 0;
}
+#ifdef CONFIG_QUOTA
+
+/* Read data from quotafile - avoid pagecache and such because we cannot afford
+ * acquiring the locks... As quota files are never truncated and quota code
+ * itself serializes the operations (and noone else should touch the files)
+ * we don't have to be afraid of races */
+static ssize_t jfs_quota_read(struct super_block *sb, int type, char *data,
+ size_t len, loff_t off)
+{
+ struct inode *inode = sb_dqopt(sb)->files[type];
+ sector_t blk = off >> sb->s_blocksize_bits;
+ int err = 0;
+ int offset = off & (sb->s_blocksize - 1);
+ int tocopy;
+ size_t toread;
+ struct buffer_head tmp_bh;
+ struct buffer_head *bh;
+ loff_t i_size = i_size_read(inode);
+
+ if (off > i_size)
+ return 0;
+ if (off+len > i_size)
+ len = i_size-off;
+ toread = len;
+ while (toread > 0) {
+ tocopy = sb->s_blocksize - offset < toread ?
+ sb->s_blocksize - offset : toread;
+
+ tmp_bh.b_state = 0;
+ tmp_bh.b_size = 1 << inode->i_blkbits;
+ err = jfs_get_block(inode, blk, &tmp_bh, 0);
+ if (err)
+ return err;
+ if (!buffer_mapped(&tmp_bh)) /* A hole? */
+ memset(data, 0, tocopy);
+ else {
+ bh = sb_bread(sb, tmp_bh.b_blocknr);
+ if (!bh)
+ return -EIO;
+ memcpy(data, bh->b_data+offset, tocopy);
+ brelse(bh);
+ }
+ offset = 0;
+ toread -= tocopy;
+ data += tocopy;
+ blk++;
+ }
+ return len;
+}
+
+/* Write to quotafile */
+static ssize_t jfs_quota_write(struct super_block *sb, int type,
+ const char *data, size_t len, loff_t off)
+{
+ struct inode *inode = sb_dqopt(sb)->files[type];
+ sector_t blk = off >> sb->s_blocksize_bits;
+ int err = 0;
+ int offset = off & (sb->s_blocksize - 1);
+ int tocopy;
+ size_t towrite = len;
+ struct buffer_head tmp_bh;
+ struct buffer_head *bh;
+
+ mutex_lock(&inode->i_mutex);
+ while (towrite > 0) {
+ tocopy = sb->s_blocksize - offset < towrite ?
+ sb->s_blocksize - offset : towrite;
+
+ tmp_bh.b_state = 0;
+ tmp_bh.b_size = 1 << inode->i_blkbits;
+ err = jfs_get_block(inode, blk, &tmp_bh, 1);
+ if (err)
+ goto out;
+ if (offset || tocopy != sb->s_blocksize)
+ bh = sb_bread(sb, tmp_bh.b_blocknr);
+ else
+ bh = sb_getblk(sb, tmp_bh.b_blocknr);
+ if (!bh) {
+ err = -EIO;
+ goto out;
+ }
+ lock_buffer(bh);
+ memcpy(bh->b_data+offset, data, tocopy);
+ flush_dcache_page(bh->b_page);
+ set_buffer_uptodate(bh);
+ mark_buffer_dirty(bh);
+ unlock_buffer(bh);
+ brelse(bh);
+ offset = 0;
+ towrite -= tocopy;
+ data += tocopy;
+ blk++;
+ }
+out:
+ if (len == towrite)
+ return err;
+ if (inode->i_size < off+len-towrite)
+ i_size_write(inode, off+len-towrite);
+ inode->i_version++;
+ inode->i_mtime = inode->i_ctime = CURRENT_TIME;
+ mark_inode_dirty(inode);
+ mutex_unlock(&inode->i_mutex);
+ return len - towrite;
+}
+
+#endif
+
static struct super_operations jfs_super_operations = {
.alloc_inode = jfs_alloc_inode,
.destroy_inode = jfs_destroy_inode,
.unlockfs = jfs_unlockfs,
.statfs = jfs_statfs,
.remount_fs = jfs_remount,
- .show_options = jfs_show_options
+ .show_options = jfs_show_options,
+#ifdef CONFIG_QUOTA
+ .quota_read = jfs_quota_read,
+ .quota_write = jfs_quota_write,
+#endif
};
static struct export_operations jfs_export_operations = {
if (task->tk_status < 0) {
/* RPC error: Re-insert for retransmission */
timeout = 10 * HZ;
- } else if (block->b_done) {
- /* Block already removed, kill it for real */
- timeout = 0;
} else {
/* Call was successful, now wait for client callback */
timeout = 60 * HZ;
break;
if (time_after(block->b_when,jiffies))
break;
- dprintk("nlmsvc_retry_blocked(%p, when=%ld, done=%d)\n",
- block, block->b_when, block->b_done);
+ dprintk("nlmsvc_retry_blocked(%p, when=%ld)\n",
+ block, block->b_when);
kref_get(&block->b_count);
- if (block->b_done)
- nlmsvc_unlink_block(block);
- else
- nlmsvc_grant_blocked(block);
+ nlmsvc_grant_blocked(block);
nlmsvc_release_block(block);
}
#ifdef CONFIG_AUDITSYSCALL
void putname(const char *name)
{
- if (unlikely(current->audit_context))
+ if (unlikely(!audit_dummy_context()))
audit_putname(name);
else
__putname(name);
retval = link_path_walk(name, nd);
out:
if (likely(retval == 0)) {
- if (unlikely(current->audit_context && nd && nd->dentry &&
+ if (unlikely(!audit_dummy_context() && nd && nd->dentry &&
nd->dentry->d_inode))
audit_inode(name, nd->dentry->d_inode);
}
return -ENOENT;
BUG_ON(victim->d_parent->d_inode != dir);
- audit_inode_child(victim->d_name.name, victim->d_inode, dir->i_ino);
+ audit_inode_child(victim->d_name.name, victim->d_inode, dir);
error = permission(dir,MAY_WRITE | MAY_EXEC, NULL);
if (error)
* It already exists.
*/
mutex_unlock(&dir->d_inode->i_mutex);
+ audit_inode_update(path.dentry->d_inode);
error = -EEXIST;
if (flag & O_EXCL)
if (flag & O_NOFOLLOW)
goto exit_dput;
}
+
error = -ENOENT;
if (!path.dentry->d_inode)
goto exit_dput;
namelen = dentry->d_name.len;
buflen -= namelen + 1;
if (buflen < 0)
- goto Elong;
+ goto Elong_unlock;
end -= namelen;
memcpy(end, dentry->d_name.name, namelen);
*--end = '/';
end -= namelen;
memcpy(end, base, namelen);
return end;
+Elong_unlock:
+ spin_unlock(&dcache_lock);
Elong:
return ERR_PTR(-ENAMETOOLONG);
}
return p;
}
-void nfs_readdata_free(struct nfs_read_data *p)
+static void nfs_readdata_free(struct nfs_read_data *p)
{
if (p && (p->pagevec != &p->page_array[0]))
kfree(p->pagevec);
return p;
}
-void nfs_writedata_free(struct nfs_write_data *p)
+static void nfs_writedata_free(struct nfs_write_data *p)
{
if (p && (p->pagevec != &p->page_array[0]))
kfree(p->pagevec);
extern struct page *vmem_map;
extern int find_largest_hole (u64 start, u64 end, void *arg);
extern int create_mem_map_page_table (u64 start, u64 end, void *arg);
+ extern int vmemmap_find_next_valid_pfn(int, int);
+#else
+static inline int vmemmap_find_next_valid_pfn(int node, int i)
+{
+ return i + 1;
+}
#endif
-
#endif /* meminit_h */
} pal_version_u_t;
-/* Return PAL version information */
+/*
+ * Return PAL version information. While the documentation states that
+ * PAL_VERSION can be called in either physical or virtual mode, some
+ * implementations only allow physical calls. We don't call it very often,
+ * so the overhead isn't worth eliminating.
+ */
static inline s64
ia64_pal_version (pal_version_u_t *pal_min_version, pal_version_u_t *pal_cur_version)
{
#define XPC_GET_IPI_FLAGS(_amo, _c) ((u8) (((_amo) >> ((_c) * 8)) & 0xff))
#define XPC_SET_IPI_FLAGS(_amo, _c, _f) (_amo) |= ((u64) (_f) << ((_c) * 8))
-#define XPC_ANY_OPENCLOSE_IPI_FLAGS_SET(_amo) ((_amo) & 0x0f0f0f0f0f0f0f0f)
-#define XPC_ANY_MSG_IPI_FLAGS_SET(_amo) ((_amo) & 0x1010101010101010)
+#define XPC_ANY_OPENCLOSE_IPI_FLAGS_SET(_amo) ((_amo) & __IA64_UL_CONST(0x0f0f0f0f0f0f0f0f))
+#define XPC_ANY_MSG_IPI_FLAGS_SET(_amo) ((_amo) & __IA64_UL_CONST(0x1010101010101010))
static inline void
* 0xa000000000000000+2*PERCPU_PAGE_SIZE
* - 0xa000000000000000+3*PERCPU_PAGE_SIZE remain unmapped (guard page)
*/
-#define KERNEL_START (GATE_ADDR+0x100000000)
+#define KERNEL_START (GATE_ADDR+__IA64_UL_CONST(0x100000000))
#define PERCPU_ADDR (-PERCPU_PAGE_SIZE)
#ifndef __ASSEMBLY__
extern void audit_putname(const char *name);
extern void __audit_inode(const char *name, const struct inode *inode);
extern void __audit_inode_child(const char *dname, const struct inode *inode,
- unsigned long pino);
+ const struct inode *parent);
+extern void __audit_inode_update(const struct inode *inode);
+static inline int audit_dummy_context(void)
+{
+ void *p = current->audit_context;
+ return !p || *(int *)p;
+}
static inline void audit_getname(const char *name)
{
- if (unlikely(current->audit_context))
+ if (unlikely(!audit_dummy_context()))
__audit_getname(name);
}
static inline void audit_inode(const char *name, const struct inode *inode) {
- if (unlikely(current->audit_context))
+ if (unlikely(!audit_dummy_context()))
__audit_inode(name, inode);
}
static inline void audit_inode_child(const char *dname,
- const struct inode *inode,
- unsigned long pino) {
- if (unlikely(current->audit_context))
- __audit_inode_child(dname, inode, pino);
+ const struct inode *inode,
+ const struct inode *parent) {
+ if (unlikely(!audit_dummy_context()))
+ __audit_inode_child(dname, inode, parent);
+}
+static inline void audit_inode_update(const struct inode *inode) {
+ if (unlikely(!audit_dummy_context()))
+ __audit_inode_update(inode);
}
/* Private API (for audit.c only) */
static inline int audit_ipc_obj(struct kern_ipc_perm *ipcp)
{
- if (unlikely(current->audit_context))
+ if (unlikely(!audit_dummy_context()))
return __audit_ipc_obj(ipcp);
return 0;
}
static inline int audit_ipc_set_perm(unsigned long qbytes, uid_t uid, gid_t gid, mode_t mode)
{
- if (unlikely(current->audit_context))
+ if (unlikely(!audit_dummy_context()))
return __audit_ipc_set_perm(qbytes, uid, gid, mode);
return 0;
}
static inline int audit_mq_open(int oflag, mode_t mode, struct mq_attr __user *u_attr)
{
- if (unlikely(current->audit_context))
+ if (unlikely(!audit_dummy_context()))
return __audit_mq_open(oflag, mode, u_attr);
return 0;
}
static inline int audit_mq_timedsend(mqd_t mqdes, size_t msg_len, unsigned int msg_prio, const struct timespec __user *u_abs_timeout)
{
- if (unlikely(current->audit_context))
+ if (unlikely(!audit_dummy_context()))
return __audit_mq_timedsend(mqdes, msg_len, msg_prio, u_abs_timeout);
return 0;
}
static inline int audit_mq_timedreceive(mqd_t mqdes, size_t msg_len, unsigned int __user *u_msg_prio, const struct timespec __user *u_abs_timeout)
{
- if (unlikely(current->audit_context))
+ if (unlikely(!audit_dummy_context()))
return __audit_mq_timedreceive(mqdes, msg_len, u_msg_prio, u_abs_timeout);
return 0;
}
static inline int audit_mq_notify(mqd_t mqdes, const struct sigevent __user *u_notification)
{
- if (unlikely(current->audit_context))
+ if (unlikely(!audit_dummy_context()))
return __audit_mq_notify(mqdes, u_notification);
return 0;
}
static inline int audit_mq_getsetattr(mqd_t mqdes, struct mq_attr *mqstat)
{
- if (unlikely(current->audit_context))
+ if (unlikely(!audit_dummy_context()))
return __audit_mq_getsetattr(mqdes, mqstat);
return 0;
}
+extern int audit_n_rules;
#else
#define audit_alloc(t) ({ 0; })
#define audit_free(t) do { ; } while (0)
#define audit_syscall_entry(ta,a,b,c,d,e) do { ; } while (0)
#define audit_syscall_exit(f,r) do { ; } while (0)
+#define audit_dummy_context() 1
#define audit_getname(n) do { ; } while (0)
#define audit_putname(n) do { ; } while (0)
#define __audit_inode(n,i) do { ; } while (0)
#define __audit_inode_child(d,i,p) do { ; } while (0)
+#define __audit_inode_update(i) do { ; } while (0)
#define audit_inode(n,i) do { ; } while (0)
#define audit_inode_child(d,i,p) do { ; } while (0)
+#define audit_inode_update(i) do { ; } while (0)
#define auditsc_get_stamp(c,t,s) do { BUG(); } while (0)
#define audit_get_loginuid(c) ({ -1; })
#define audit_ipc_obj(i) ({ 0; })
#define audit_mq_timedreceive(d,l,p,t) ({ 0; })
#define audit_mq_notify(d,n) ({ 0; })
#define audit_mq_getsetattr(d,s) ({ 0; })
+#define audit_n_rules 0
#endif
#ifdef CONFIG_AUDIT
if (source) {
inotify_inode_queue_event(source, IN_MOVE_SELF, 0, NULL, NULL);
}
- audit_inode_child(new_name, source, new_dir->i_ino);
+ audit_inode_child(new_name, source, new_dir);
}
/*
inode_dir_notify(inode, DN_CREATE);
inotify_inode_queue_event(inode, IN_CREATE, 0, dentry->d_name.name,
dentry->d_inode);
- audit_inode_child(dentry->d_name.name, dentry->d_inode, inode->i_ino);
+ audit_inode_child(dentry->d_name.name, dentry->d_inode, inode);
}
/*
inode_dir_notify(inode, DN_CREATE);
inotify_inode_queue_event(inode, IN_CREATE | IN_ISDIR, 0,
dentry->d_name.name, dentry->d_inode);
- audit_inode_child(dentry->d_name.name, dentry->d_inode, inode->i_ino);
+ audit_inode_child(dentry->d_name.name, dentry->d_inode, inode);
}
/*
int (*open)(struct input_dev *dev);
void (*close)(struct input_dev *dev);
- int (*accept)(struct input_dev *dev, struct file *file);
int (*flush)(struct input_dev *dev, struct file *file);
int (*event)(struct input_dev *dev, unsigned int type, unsigned int code, int value);
int (*upload_effect)(struct input_dev *dev, struct ff_effect *effect);
struct input_handle;
+/**
+ * struct input_handler - implements one of interfaces for input devices
+ * @private: driver-specific data
+ * @event: event handler
+ * @connect: called when attaching a handler to an input device
+ * @disconnect: disconnects a handler from input device
+ * @start: starts handler for given handle. This function is called by
+ * input core right after connect() method and also when a process
+ * that "grabbed" a device releases it
+ * @fops: file operations this driver implements
+ * @minor: beginning of range of 32 minors for devices this driver
+ * can provide
+ * @name: name of the handler, to be shown in /proc/bus/input/handlers
+ * @id_table: pointer to a table of input_device_ids this driver can
+ * handle
+ * @blacklist: prointer to a table of input_device_ids this driver should
+ * ignore even if they match @id_table
+ * @h_list: list of input handles associated with the handler
+ * @node: for placing the driver onto input_handler_list
+ */
struct input_handler {
void *private;
void (*event)(struct input_handle *handle, unsigned int type, unsigned int code, int value);
struct input_handle* (*connect)(struct input_handler *handler, struct input_dev *dev, struct input_device_id *id);
void (*disconnect)(struct input_handle *handle);
+ void (*start)(struct input_handle *handle);
const struct file_operations *fops;
int minor;
int input_open_device(struct input_handle *);
void input_close_device(struct input_handle *);
-int input_accept_process(struct input_handle *handle, struct file *file);
int input_flush_device(struct input_handle* handle, struct file* file);
void input_event(struct input_dev *dev, unsigned int type, unsigned int code, int value);
+void input_inject_event(struct input_handle *handle, unsigned int type, unsigned int code, int value);
static inline void input_report_key(struct input_dev *dev, unsigned int code, int value)
{
KOBJ_UMOUNT = (__force kobject_action_t) 0x05, /* umount event for block devices (broken) */
KOBJ_OFFLINE = (__force kobject_action_t) 0x06, /* device offline */
KOBJ_ONLINE = (__force kobject_action_t) 0x07, /* device online */
- KOBJ_UNDOCK = (__force kobject_action_t) 0x08, /* undocking */
- KOBJ_DOCK = (__force kobject_action_t) 0x09, /* dock */
};
struct kobject {
unsigned int b_id; /* block id */
unsigned char b_queued; /* re-queued */
unsigned char b_granted; /* VFS granted lock */
- unsigned char b_done; /* callback complete */
struct nlm_file * b_file; /* file in question */
};
}
/*
- * Allocate and free nfs_write_data structures
+ * Allocate nfs_write_data structures
*/
extern struct nfs_write_data *nfs_writedata_alloc(unsigned int pagecount);
-extern void nfs_writedata_free(struct nfs_write_data *p);
/*
* linux/fs/nfs/read.c
extern void nfs_readdata_release(void *data);
/*
- * Allocate and free nfs_read_data structures
+ * Allocate nfs_read_data structures
*/
extern struct nfs_read_data *nfs_readdata_alloc(unsigned int pagecount);
-extern void nfs_readdata_free(struct nfs_read_data *p);
/*
* linux/fs/nfs3proc.c
#define PCI_DEVICE_ID_INTEL_82820_UP_HB 0x2501
#define PCI_DEVICE_ID_INTEL_82850_HB 0x2530
#define PCI_DEVICE_ID_INTEL_82860_HB 0x2531
+#define PCI_DEVICE_ID_INTEL_E7501_MCH 0x254c
#define PCI_DEVICE_ID_INTEL_82845G_HB 0x2560
#define PCI_DEVICE_ID_INTEL_82845G_IG 0x2562
#define PCI_DEVICE_ID_INTEL_82865_HB 0x2570
int xprt_reserve_xprt_cong(struct rpc_task *task);
int xprt_prepare_transmit(struct rpc_task *task);
void xprt_transmit(struct rpc_task *task);
-void xprt_abort_transmit(struct rpc_task *task);
+void xprt_end_transmit(struct rpc_task *task);
int xprt_adjust_timeout(struct rpc_rqst *req);
void xprt_release_xprt(struct rpc_xprt *xprt, struct rpc_task *task);
void xprt_release_xprt_cong(struct rpc_xprt *xprt, struct rpc_task *task);
/* Initialize audit support at boot time. */
static int __init audit_init(void)
{
-#ifdef CONFIG_AUDITSYSCALL
int i;
-#endif
printk(KERN_INFO "audit: initializing netlink socket (%s)\n",
audit_default ? "enabled" : "disabled");
audit_ih = inotify_init(&audit_inotify_ops);
if (IS_ERR(audit_ih))
audit_panic("cannot initialize inotify handle");
+#endif
for (i = 0; i < AUDIT_INODE_BUCKETS; i++)
INIT_LIST_HEAD(&audit_inode_hash[i]);
-#endif
return 0;
}
case AUDIT_EQUAL:
break;
default:
+ err = -EINVAL;
goto exit_free;
}
}
case AUDIT_EQUAL:
break;
default:
+ err = -EINVAL;
goto exit_free;
}
}
struct audit_watch *watch = entry->rule.watch;
struct nameidata *ndp, *ndw;
int h, err, putnd_needed = 0;
+#ifdef CONFIG_AUDITSYSCALL
+ int dont_count = 0;
+
+ /* If either of these, don't count towards total */
+ if (entry->rule.listnr == AUDIT_FILTER_USER ||
+ entry->rule.listnr == AUDIT_FILTER_TYPE)
+ dont_count = 1;
+#endif
if (inode_f) {
h = audit_hash_ino(inode_f->val);
} else {
list_add_tail_rcu(&entry->list, list);
}
+#ifdef CONFIG_AUDITSYSCALL
+ if (!dont_count)
+ audit_n_rules++;
+#endif
mutex_unlock(&audit_filter_mutex);
if (putnd_needed)
struct audit_watch *watch, *tmp_watch = entry->rule.watch;
LIST_HEAD(inotify_list);
int h, ret = 0;
+#ifdef CONFIG_AUDITSYSCALL
+ int dont_count = 0;
+
+ /* If either of these, don't count towards total */
+ if (entry->rule.listnr == AUDIT_FILTER_USER ||
+ entry->rule.listnr == AUDIT_FILTER_TYPE)
+ dont_count = 1;
+#endif
if (inode_f) {
h = audit_hash_ino(inode_f->val);
list_del_rcu(&e->list);
call_rcu(&e->rcu, audit_free_rule_rcu);
+#ifdef CONFIG_AUDITSYSCALL
+ if (!dont_count)
+ audit_n_rules--;
+#endif
mutex_unlock(&audit_filter_mutex);
if (!list_empty(&inotify_list))
/* Indicates that audit should log the full pathname. */
#define AUDIT_NAME_FULL -1
+/* number of audit rules */
+int audit_n_rules;
+
/* When fs/namei.c:getname() is called, we store the pointer in name and
* we don't let putname() free it (instead we free all of the saved
* pointers at syscall exit time).
/* The per-task audit context. */
struct audit_context {
+ int dummy; /* must be the first element */
int in_syscall; /* 1 if task is in a syscall */
enum audit_state state;
unsigned int serial; /* serial number for record */
context->return_valid = return_valid;
context->return_code = return_code;
- if (context->in_syscall && !context->auditable) {
+ if (context->in_syscall && !context->dummy && !context->auditable) {
enum audit_state state;
state = audit_filter_syscall(tsk, context, &audit_filter_list[AUDIT_FILTER_EXIT]);
}
get_context:
- context->pid = tsk->pid;
- context->ppid = sys_getppid(); /* sic. tsk == current in all cases */
- context->uid = tsk->uid;
- context->gid = tsk->gid;
- context->euid = tsk->euid;
- context->suid = tsk->suid;
- context->fsuid = tsk->fsuid;
- context->egid = tsk->egid;
- context->sgid = tsk->sgid;
- context->fsgid = tsk->fsgid;
- context->personality = tsk->personality;
+
tsk->audit_context = NULL;
return context;
}
const char *tty;
/* tsk == current */
+ context->pid = tsk->pid;
+ context->ppid = sys_getppid(); /* sic. tsk == current in all cases */
+ context->uid = tsk->uid;
+ context->gid = tsk->gid;
+ context->euid = tsk->euid;
+ context->suid = tsk->suid;
+ context->fsuid = tsk->fsuid;
+ context->egid = tsk->egid;
+ context->sgid = tsk->sgid;
+ context->fsgid = tsk->fsgid;
+ context->personality = tsk->personality;
ab = audit_log_start(context, GFP_KERNEL, AUDIT_SYSCALL);
if (!ab)
context->argv[3] = a4;
state = context->state;
- if (state == AUDIT_SETUP_CONTEXT || state == AUDIT_BUILD_CONTEXT)
+ context->dummy = !audit_n_rules;
+ if (!context->dummy && (state == AUDIT_SETUP_CONTEXT || state == AUDIT_BUILD_CONTEXT))
state = audit_filter_syscall(tsk, context, &audit_filter_list[AUDIT_FILTER_ENTRY]);
if (likely(state == AUDIT_DISABLED))
return;
#endif
}
-static void audit_inode_context(int idx, const struct inode *inode)
+/* Copy inode data into an audit_names. */
+static void audit_copy_inode(struct audit_names *name, const struct inode *inode)
{
- struct audit_context *context = current->audit_context;
-
- selinux_get_inode_sid(inode, &context->names[idx].osid);
+ name->ino = inode->i_ino;
+ name->dev = inode->i_sb->s_dev;
+ name->mode = inode->i_mode;
+ name->uid = inode->i_uid;
+ name->gid = inode->i_gid;
+ name->rdev = inode->i_rdev;
+ selinux_get_inode_sid(inode, &name->osid);
}
-
/**
* audit_inode - store the inode and device from a lookup
* @name: name being audited
++context->ino_count;
#endif
}
- context->names[idx].ino = inode->i_ino;
- context->names[idx].dev = inode->i_sb->s_dev;
- context->names[idx].mode = inode->i_mode;
- context->names[idx].uid = inode->i_uid;
- context->names[idx].gid = inode->i_gid;
- context->names[idx].rdev = inode->i_rdev;
- audit_inode_context(idx, inode);
+ audit_copy_inode(&context->names[idx], inode);
}
/**
* audit_inode_child - collect inode info for created/removed objects
* @dname: inode's dentry name
* @inode: inode being audited
- * @pino: inode number of dentry parent
+ * @parent: inode of dentry parent
*
* For syscalls that create or remove filesystem objects, audit_inode
* can only collect information for the filesystem object's parent.
* unsuccessful attempts.
*/
void __audit_inode_child(const char *dname, const struct inode *inode,
- unsigned long pino)
+ const struct inode *parent)
{
int idx;
struct audit_context *context = current->audit_context;
if (!dname)
goto update_context;
for (idx = 0; idx < context->name_count; idx++)
- if (context->names[idx].ino == pino) {
+ if (context->names[idx].ino == parent->i_ino) {
const char *name = context->names[idx].name;
if (!name)
context->names[idx].name_len = AUDIT_NAME_FULL;
context->names[idx].name_put = 0; /* don't call __putname() */
- if (inode) {
- context->names[idx].ino = inode->i_ino;
- context->names[idx].dev = inode->i_sb->s_dev;
- context->names[idx].mode = inode->i_mode;
- context->names[idx].uid = inode->i_uid;
- context->names[idx].gid = inode->i_gid;
- context->names[idx].rdev = inode->i_rdev;
- audit_inode_context(idx, inode);
- } else
- context->names[idx].ino = (unsigned long)-1;
+ if (!inode)
+ context->names[idx].ino = (unsigned long)-1;
+ else
+ audit_copy_inode(&context->names[idx], inode);
+
+ /* A parent was not found in audit_names, so copy the inode data for the
+ * provided parent. */
+ if (!found_name) {
+ idx = context->name_count++;
+#if AUDIT_DEBUG
+ context->ino_count++;
+#endif
+ audit_copy_inode(&context->names[idx], parent);
+ }
+}
+
+/**
+ * audit_inode_update - update inode info for last collected name
+ * @inode: inode being audited
+ *
+ * When open() is called on an existing object with the O_CREAT flag, the inode
+ * data audit initially collects is incorrect. This additional hook ensures
+ * audit has the inode data for the actual object to be opened.
+ */
+void __audit_inode_update(const struct inode *inode)
+{
+ struct audit_context *context = current->audit_context;
+ int idx;
+
+ if (!context->in_syscall || !inode)
+ return;
+
+ if (context->name_count == 0) {
+ context->name_count++;
+#if AUDIT_DEBUG
+ context->ino_count++;
+#endif
+ }
+ idx = context->name_count - 1;
+
+ audit_copy_inode(&context->names[idx], inode);
}
/**
unsigned long p, next;
void *to;
- if (likely(!audit_enabled || !context))
+ if (likely(!audit_enabled || !context || context->dummy))
return 0;
ax = kmalloc(sizeof(*ax) + PAGE_SIZE * MAX_ARG_PAGES - bprm->p,
struct audit_aux_data_socketcall *ax;
struct audit_context *context = current->audit_context;
- if (likely(!context))
+ if (likely(!context || context->dummy))
return 0;
ax = kmalloc(sizeof(*ax) + nargs * sizeof(unsigned long), GFP_KERNEL);
struct audit_aux_data_sockaddr *ax;
struct audit_context *context = current->audit_context;
- if (likely(!context))
+ if (likely(!context || context->dummy))
return 0;
ax = kmalloc(sizeof(*ax) + len, GFP_KERNEL);
return "offline";
case KOBJ_ONLINE:
return "online";
- case KOBJ_DOCK:
- return "dock";
- case KOBJ_UNDOCK:
- return "undock";
default:
return NULL;
}
task->tk_status = xprt_prepare_transmit(task);
if (task->tk_status != 0)
return;
+ task->tk_action = call_transmit_status;
/* Encode here so that rpcsec_gss can use correct sequence number. */
if (rpc_task_need_encode(task)) {
- task->tk_rqstp->rq_bytes_sent = 0;
+ BUG_ON(task->tk_rqstp->rq_bytes_sent != 0);
call_encode(task);
/* Did the encode result in an error condition? */
if (task->tk_status != 0)
- goto out_nosend;
+ return;
}
- task->tk_action = call_transmit_status;
xprt_transmit(task);
if (task->tk_status < 0)
return;
- if (!task->tk_msg.rpc_proc->p_decode) {
- task->tk_action = rpc_exit_task;
- rpc_wake_up_task(task);
- }
- return;
-out_nosend:
- /* release socket write lock before attempting to handle error */
- xprt_abort_transmit(task);
+ /*
+ * On success, ensure that we call xprt_end_transmit() before sleeping
+ * in order to allow access to the socket to other RPC requests.
+ */
+ call_transmit_status(task);
+ if (task->tk_msg.rpc_proc->p_decode != NULL)
+ return;
+ task->tk_action = rpc_exit_task;
+ rpc_wake_up_task(task);
+}
+
+/*
+ * 5a. Handle cleanup after a transmission
+ */
+static void
+call_transmit_status(struct rpc_task *task)
+{
+ task->tk_action = call_status;
+ /*
+ * Special case: if we've been waiting on the socket's write_space()
+ * callback, then don't call xprt_end_transmit().
+ */
+ if (task->tk_status == -EAGAIN)
+ return;
+ xprt_end_transmit(task);
rpc_task_force_reencode(task);
}
}
/*
- * 6a. Handle transmission errors.
- */
-static void
-call_transmit_status(struct rpc_task *task)
-{
- if (task->tk_status != -EAGAIN)
- rpc_task_force_reencode(task);
- call_status(task);
-}
-
-/*
- * 6b. Handle RPC timeout
+ * 6a. Handle RPC timeout
* We do not release the request slot, so we keep using the
* same XID for all retransmits.
*/
RPCAUTH_info, RPCAUTH_EOF);
if (error)
goto err_depopulate;
+ dget(dentry);
out:
mutex_unlock(&dir->i_mutex);
rpc_release_path(&nd);
- return dget(dentry);
+ return dentry;
err_depopulate:
rpc_depopulate(dentry);
__rpc_rmdir(dir, dentry);
rpci->flags = flags;
rpci->ops = ops;
inode_dir_notify(dir, DN_CREATE);
+ dget(dentry);
out:
mutex_unlock(&dir->i_mutex);
rpc_release_path(&nd);
- return dget(dentry);
+ return dentry;
err_dput:
dput(dentry);
dentry = ERR_PTR(-ENOMEM);
return err;
}
-void
-xprt_abort_transmit(struct rpc_task *task)
+void xprt_end_transmit(struct rpc_task *task)
{
- struct rpc_xprt *xprt = task->tk_xprt;
-
- xprt_release_write(xprt, task);
+ xprt_release_write(task->tk_xprt, task);
}
/**
task->tk_status = -ENOTCONN;
else if (!req->rq_received)
rpc_sleep_on(&xprt->pending, task, NULL, xprt_timer);
-
- xprt->ops->release_xprt(xprt, task);
spin_unlock_bh(&xprt->transport_lock);
return;
}
* schedq, and being picked up by a parallel run of rpciod().
*/
task->tk_status = status;
-
- switch (status) {
- case -ECONNREFUSED:
+ if (status == -ECONNREFUSED)
rpc_sleep_on(&xprt->sending, task, NULL, NULL);
- case -EAGAIN:
- case -ENOTCONN:
- return;
- default:
- break;
- }
- xprt_release_write(xprt, task);
- return;
}
static inline void do_xprt_reserve(struct rpc_task *task)
return status;
}
+/**
+ * xs_tcp_release_xprt - clean up after a tcp transmission
+ * @xprt: transport
+ * @task: rpc task
+ *
+ * This cleans up if an error causes us to abort the transmission of a request.
+ * In this case, the socket may need to be reset in order to avoid confusing
+ * the server.
+ */
+static void xs_tcp_release_xprt(struct rpc_xprt *xprt, struct rpc_task *task)
+{
+ struct rpc_rqst *req;
+
+ if (task != xprt->snd_task)
+ return;
+ if (task == NULL)
+ goto out_release;
+ req = task->tk_rqstp;
+ if (req->rq_bytes_sent == 0)
+ goto out_release;
+ if (req->rq_bytes_sent == req->rq_snd_buf.len)
+ goto out_release;
+ set_bit(XPRT_CLOSE_WAIT, &task->tk_xprt->state);
+out_release:
+ xprt_release_xprt(xprt, task);
+}
+
/**
* xs_close - close a socket
* @xprt: transport
static struct rpc_xprt_ops xs_tcp_ops = {
.reserve_xprt = xprt_reserve_xprt,
- .release_xprt = xprt_release_xprt,
+ .release_xprt = xs_tcp_release_xprt,
.set_port = xs_set_port,
.connect = xs_connect,
.buf_alloc = rpc_malloc,
git.openpandora.org / pandora-kernel.git / commitdiff