#define OS_HANDLE_MAGIC 0x1234abcd /* Magic # to recognise osh */
#define BCM_MEM_FILENAME_LEN 24 /* Mem. filename length */
-typedef struct bcm_mem_link {
- struct bcm_mem_link *prev;
- struct bcm_mem_link *next;
- uint size;
- int line;
- char file[BCM_MEM_FILENAME_LEN];
-} bcm_mem_link_t;
+#if defined(BRCM_FULLMAC) && defined(DHD_USE_STATIC_BUF)
+#define MAX_STATIC_BUF_NUM 16
+#define STATIC_BUF_SIZE (PAGE_SIZE*2)
+#define STATIC_BUF_TOTAL_LEN (MAX_STATIC_BUF_NUM*STATIC_BUF_SIZE)
+typedef struct bcm_static_buf {
+ struct semaphore static_sem;
+ unsigned char *buf_ptr;
+ unsigned char buf_use[MAX_STATIC_BUF_NUM];
+} bcm_static_buf_t;
+
+static bcm_static_buf_t *bcm_static_buf;
+
+#define MAX_STATIC_PKT_NUM 8
+typedef struct bcm_static_pkt {
+ struct sk_buff *skb_4k[MAX_STATIC_PKT_NUM];
+ struct sk_buff *skb_8k[MAX_STATIC_PKT_NUM];
+ struct semaphore osl_pkt_sem;
+ unsigned char pkt_use[MAX_STATIC_PKT_NUM * 2];
+} bcm_static_pkt_t;
+static bcm_static_pkt_t *bcm_static_skb;
+#endif /* DHD_USE_STATIC_BUF */
struct osl_info {
osl_pubinfo_t pub;
uint malloced;
uint failed;
uint bustype;
- bcm_mem_link_t *dbgmem_list;
};
/* Global ASSERT type flag */
-uint32 g_assert_type;
+u32 g_assert_type;
-static int16 linuxbcmerrormap[] = { 0, /* 0 */
+#ifdef BRCM_FULLMAC
+static s16 linuxbcmerrormap[] = { 0, /* 0 */
-EINVAL, /* BCME_ERROR */
-EINVAL, /* BCME_BADARG */
-EINVAL, /* BCME_BADOPTION */
/* Array bounds covered by ASSERT in osl_attach */
return linuxbcmerrormap[-bcmerror];
}
+#endif /* BRCM_FULLMAC */
osl_t *osl_attach(void *pdev, uint bustype, bool pkttag)
{
bzero(osh, sizeof(osl_t));
+#ifdef BRCM_FULLMAC
/* Check that error map has the right number of entries in it */
- ASSERT(ABS(BCME_LAST) == (ARRAYSIZE(linuxbcmerrormap) - 1));
+ ASSERT(ABS(BCME_LAST) == (ARRAY_SIZE(linuxbcmerrormap) - 1));
+#endif /* BRCM_FULLMAC */
osh->magic = OS_HANDLE_MAGIC;
osh->malloced = 0;
osh->failed = 0;
- osh->dbgmem_list = NULL;
osh->pdev = pdev;
osh->pub.pkttag = pkttag;
osh->bustype = bustype;
switch (bustype) {
case PCI_BUS:
case SI_BUS:
- osh->pub.mmbus = TRUE;
+ case PCMCIA_BUS:
+ osh->pub.mmbus = true;
break;
case JTAG_BUS:
case SDIO_BUS:
case USB_BUS:
case SPI_BUS:
case RPC_BUS:
- osh->pub.mmbus = FALSE;
+ osh->pub.mmbus = false;
break;
default:
- ASSERT(FALSE);
+ ASSERT(false);
break;
}
-#ifdef BCMDBG
+#if defined(BRCM_FULLMAC) && defined(DHD_USE_STATIC_BUF)
+ if (!bcm_static_buf) {
+ bcm_static_buf = (bcm_static_buf_t *) dhd_os_prealloc(3,
+ STATIC_BUF_SIZE + STATIC_BUF_TOTAL_LEN);
+ if (!bcm_static_buf) {
+ printk(KERN_ERR "can not alloc static buf!\n");
+ } else
+ printk(KERN_ERR "alloc static buf at %x!\n",
+ (unsigned int)bcm_static_buf);
+
+ init_MUTEX(&bcm_static_buf->static_sem);
+
+ bcm_static_buf->buf_ptr =
+ (unsigned char *)bcm_static_buf + STATIC_BUF_SIZE;
+
+ }
+
+ if (!bcm_static_skb) {
+ int i;
+ void *skb_buff_ptr = 0;
+ bcm_static_skb =
+ (bcm_static_pkt_t *) ((char *)bcm_static_buf + 2048);
+ skb_buff_ptr = dhd_os_prealloc(4, 0);
+
+ bcopy(skb_buff_ptr, bcm_static_skb,
+ sizeof(struct sk_buff *) * 16);
+ for (i = 0; i < MAX_STATIC_PKT_NUM * 2; i++)
+ bcm_static_skb->pkt_use[i] = 0;
+
+ init_MUTEX(&bcm_static_skb->osl_pkt_sem);
+ }
+#endif /* defined(BRCM_FULLMAC) && defined(DHD_USE_STATIC_BUF) */
+
+#if defined(BCMDBG) && !defined(BRCM_FULLMAC)
if (pkttag) {
struct sk_buff *skb;
ASSERT(OSL_PKTTAG_SZ <= sizeof(skb->cb));
if (osh == NULL)
return;
+#if defined(BRCM_FULLMAC) && defined(DHD_USE_STATIC_BUF)
+ if (bcm_static_buf)
+ bcm_static_buf = 0;
+
+ if (bcm_static_skb)
+ bcm_static_skb = 0;
+#endif
ASSERT(osh->magic == OS_HANDLE_MAGIC);
kfree(osh);
}
}
}
-uint32 osl_pci_read_config(osl_t *osh, uint offset, uint size)
+#if defined(BRCM_FULLMAC) && defined(DHD_USE_STATIC_BUF)
+void *osl_pktget_static(osl_t *osh, uint len)
+{
+ int i = 0;
+ struct sk_buff *skb;
+
+ if (len > (PAGE_SIZE * 2)) {
+ printk(KERN_ERR "Do we really need this big skb??\n");
+ return osl_pktget(osh, len);
+ }
+
+ down(&bcm_static_skb->osl_pkt_sem);
+ if (len <= PAGE_SIZE) {
+ for (i = 0; i < MAX_STATIC_PKT_NUM; i++) {
+ if (bcm_static_skb->pkt_use[i] == 0)
+ break;
+ }
+
+ if (i != MAX_STATIC_PKT_NUM) {
+ bcm_static_skb->pkt_use[i] = 1;
+ up(&bcm_static_skb->osl_pkt_sem);
+
+ skb = bcm_static_skb->skb_4k[i];
+ skb->tail = skb->data + len;
+ skb->len = len;
+
+ return skb;
+ }
+ }
+
+ for (i = 0; i < MAX_STATIC_PKT_NUM; i++) {
+ if (bcm_static_skb->pkt_use[i + MAX_STATIC_PKT_NUM] == 0)
+ break;
+ }
+
+ if (i != MAX_STATIC_PKT_NUM) {
+ bcm_static_skb->pkt_use[i + MAX_STATIC_PKT_NUM] = 1;
+ up(&bcm_static_skb->osl_pkt_sem);
+ skb = bcm_static_skb->skb_8k[i];
+ skb->tail = skb->data + len;
+ skb->len = len;
+
+ return skb;
+ }
+
+ up(&bcm_static_skb->osl_pkt_sem);
+ printk(KERN_ERR "all static pkt in use!\n");
+ return osl_pktget(osh, len);
+}
+
+void osl_pktfree_static(osl_t *osh, void *p, bool send)
+{
+ int i;
+
+ for (i = 0; i < MAX_STATIC_PKT_NUM * 2; i++) {
+ if (p == bcm_static_skb->skb_4k[i]) {
+ down(&bcm_static_skb->osl_pkt_sem);
+ bcm_static_skb->pkt_use[i] = 0;
+ up(&bcm_static_skb->osl_pkt_sem);
+
+ return;
+ }
+ }
+ return osl_pktfree(osh, p, send);
+}
+#endif /* defined(BRCM_FULLMAC) && defined(DHD_USE_STATIC_BUF) */
+
+u32 osl_pci_read_config(osl_t *osh, uint offset, uint size)
{
uint val = 0;
uint retry = PCI_CFG_RETRY;
break;
} while (retry--);
-#ifdef BCMDBG
+#if defined(BCMDBG) && !defined(BRCM_FULLMAC)
if (retry < PCI_CFG_RETRY)
printk("PCI CONFIG WRITE access to %d required %d retries\n",
offset, (PCI_CFG_RETRY - retry));
return PCI_SLOT(((struct pci_dev *)osh->pdev)->devfn);
}
-static void
-osl_pcmcia_attr(osl_t *osh, uint offset, char *buf, int size, bool write)
-{
-}
-
-void osl_pcmcia_read_attr(osl_t *osh, uint offset, void *buf, int size)
-{
- osl_pcmcia_attr(osh, offset, (char *)buf, size, FALSE);
-}
-
-void osl_pcmcia_write_attr(osl_t *osh, uint offset, void *buf, int size)
-{
- osl_pcmcia_attr(osh, offset, (char *)buf, size, TRUE);
-}
-
void *osl_malloc(osl_t *osh, uint size)
{
void *addr;
if (osh)
ASSERT(osh->magic == OS_HANDLE_MAGIC);
+#if defined(BRCM_FULLMAC) && defined(DHD_USE_STATIC_BUF)
+ if (bcm_static_buf) {
+ int i = 0;
+ if ((size >= PAGE_SIZE) && (size <= STATIC_BUF_SIZE)) {
+ down(&bcm_static_buf->static_sem);
+ for (i = 0; i < MAX_STATIC_BUF_NUM; i++) {
+ if (bcm_static_buf->buf_use[i] == 0)
+ break;
+ }
+ if (i == MAX_STATIC_BUF_NUM) {
+ up(&bcm_static_buf->static_sem);
+ printk(KERN_ERR "all static buff in use!\n");
+ goto original;
+ }
+ bcm_static_buf->buf_use[i] = 1;
+ up(&bcm_static_buf->static_sem);
+
+ bzero(bcm_static_buf->buf_ptr + STATIC_BUF_SIZE * i,
+ size);
+ if (osh)
+ osh->malloced += size;
+
+ return (void *)(bcm_static_buf->buf_ptr +
+ STATIC_BUF_SIZE * i);
+ }
+ }
+ original:
+#endif /* defined(BRCM_FULLMAC) && defined(DHD_USE_STATIC_BUF) */
+
addr = kmalloc(size, GFP_ATOMIC);
if (addr == NULL) {
if (osh)
void osl_mfree(osl_t *osh, void *addr, uint size)
{
+#if defined(BRCM_FULLMAC) && defined(DHD_USE_STATIC_BUF)
+ if (bcm_static_buf) {
+ if ((addr > (void *)bcm_static_buf) && ((unsigned char *)addr
+ <= ((unsigned char *)
+ bcm_static_buf +
+ STATIC_BUF_TOTAL_LEN))) {
+ int buf_idx = 0;
+ buf_idx =
+ ((unsigned char *)addr -
+ bcm_static_buf->buf_ptr) / STATIC_BUF_SIZE;
+ down(&bcm_static_buf->static_sem);
+ bcm_static_buf->buf_use[buf_idx] = 0;
+ up(&bcm_static_buf->static_sem);
+
+ if (osh) {
+ ASSERT(osh->magic == OS_HANDLE_MAGIC);
+ osh->malloced -= size;
+ }
+ return;
+ }
+ }
+#endif /* defined(BRCM_FULLMAC) && defined(DHD_USE_STATIC_BUF) */
if (osh) {
ASSERT(osh->magic == OS_HANDLE_MAGIC);
osh->malloced -= size;
return osh->malloced;
}
-uint osl_malloc_failed(osl_t *osh)
-{
- ASSERT((osh && (osh->magic == OS_HANDLE_MAGIC)));
- return osh->failed;
-}
-
uint osl_dma_consistent_align(void)
{
return PAGE_SIZE;
}
-void *osl_dma_alloc_consistent(osl_t *osh, uint size, uint16 align_bits,
+void *osl_dma_alloc_consistent(osl_t *osh, uint size, u16 align_bits,
uint *alloced, unsigned long *pap)
{
- uint16 align = (1 << align_bits);
ASSERT((osh && (osh->magic == OS_HANDLE_MAGIC)));
- if (!ISALIGNED(DMA_CONSISTENT_ALIGN, align))
- size += align;
- *alloced = size;
-
+ if (align_bits) {
+ u16 align = (1 << align_bits);
+ if (!IS_ALIGNED(DMA_CONSISTENT_ALIGN, align))
+ size += align;
+ *alloced = size;
+ }
return pci_alloc_consistent(osh->pdev, size, (dma_addr_t *) pap);
}
ASSERT((osh && (osh->magic == OS_HANDLE_MAGIC)));
dir = (direction == DMA_TX) ? PCI_DMA_TODEVICE : PCI_DMA_FROMDEVICE;
- pci_unmap_single(osh->pdev, (uint32) pa, size, dir);
+ pci_unmap_single(osh->pdev, (u32) pa, size, dir);
}
#if defined(BCMDBG_ASSERT)
/* Print assert message and give it time to be written to /var/log/messages */
if (!in_interrupt()) {
const int delay = 3;
- printk("%s", tempbuf);
- printk("panic in %d seconds\n", delay);
+ printk(KERN_ERR "%s", tempbuf);
+ printk(KERN_ERR "panic in %d seconds\n", delay);
set_current_state(TASK_INTERRUPTIBLE);
schedule_timeout(delay * HZ);
}
switch (g_assert_type) {
case 0:
- panic("%s", tempbuf);
+ panic(KERN_ERR "%s", tempbuf);
break;
case 1:
- printk("%s", tempbuf);
+ printk(KERN_ERR "%s", tempbuf);
BUG();
break;
case 2:
- printk("%s", tempbuf);
+ printk(KERN_ERR "%s", tempbuf);
break;
default:
break;
}
#endif /* defined(BCMDBG_ASSERT) */
-void osl_delay(uint usec)
-{
- uint d;
-
- while (usec > 0) {
- d = MIN(usec, 1000);
- udelay(d);
- usec -= d;
- }
-}
-
-/* Clone a packet.
- * The pkttag contents are NOT cloned.
- */
-void *osl_pktdup(osl_t *osh, void *skb)
-{
- void *p;
-
- p = skb_clone((struct sk_buff *)skb, GFP_ATOMIC);
- if (p == NULL)
- return NULL;
-
- /* skb_clone copies skb->cb.. we don't want that */
- if (osh->pub.pkttag)
- bzero((void *)((struct sk_buff *)p)->cb, OSL_PKTTAG_SZ);
-
- /* Increment the packet counter */
- osh->pub.pktalloced++;
- return p;
-}
-
-#ifdef BCMSDIO
+#if defined(BCMSDIO) && !defined(BRCM_FULLMAC)
u8 osl_readb(osl_t *osh, volatile u8 *r)
{
osl_rreg_fn_t rreg = ((osl_pubinfo_t *) osh)->rreg_fn;
return (u8) ((rreg) (ctx, (void *)r, sizeof(u8)));
}
-uint16 osl_readw(osl_t *osh, volatile uint16 *r)
+u16 osl_readw(osl_t *osh, volatile u16 *r)
{
osl_rreg_fn_t rreg = ((osl_pubinfo_t *) osh)->rreg_fn;
void *ctx = ((osl_pubinfo_t *) osh)->reg_ctx;
- return (uint16) ((rreg) (ctx, (void *)r, sizeof(uint16)));
+ return (u16) ((rreg) (ctx, (void *)r, sizeof(u16)));
}
-uint32 osl_readl(osl_t *osh, volatile uint32 *r)
+u32 osl_readl(osl_t *osh, volatile u32 *r)
{
osl_rreg_fn_t rreg = ((osl_pubinfo_t *) osh)->rreg_fn;
void *ctx = ((osl_pubinfo_t *) osh)->reg_ctx;
- return (uint32) ((rreg) (ctx, (void *)r, sizeof(uint32)));
+ return (u32) ((rreg) (ctx, (void *)r, sizeof(u32)));
}
void osl_writeb(osl_t *osh, volatile u8 *r, u8 v)
((wreg) (ctx, (void *)r, v, sizeof(u8)));
}
-void osl_writew(osl_t *osh, volatile uint16 *r, uint16 v)
+void osl_writew(osl_t *osh, volatile u16 *r, u16 v)
{
osl_wreg_fn_t wreg = ((osl_pubinfo_t *) osh)->wreg_fn;
void *ctx = ((osl_pubinfo_t *) osh)->reg_ctx;
- ((wreg) (ctx, (void *)r, v, sizeof(uint16)));
+ ((wreg) (ctx, (void *)r, v, sizeof(u16)));
}
-void osl_writel(osl_t *osh, volatile uint32 *r, uint32 v)
+void osl_writel(osl_t *osh, volatile u32 *r, u32 v)
{
osl_wreg_fn_t wreg = ((osl_pubinfo_t *) osh)->wreg_fn;
void *ctx = ((osl_pubinfo_t *) osh)->reg_ctx;
- ((wreg) (ctx, (void *)r, v, sizeof(uint32)));
+ ((wreg) (ctx, (void *)r, v, sizeof(u32)));
}
-#endif /* BCMSDIO */
-/* Linux Kernel: File Operations: end */
+#endif /* BCMSDIO */
git.openpandora.org / pandora-kernel.git / blobdiff