*/
#define IDEFLOPPY_PC_STACK (10 + IDEFLOPPY_MAX_PC_RETRIES)
-typedef struct idefloppy_packet_command_s {
- u8 c[12]; /* Actual packet bytes */
- int retries; /* On each retry, we increment
- retries */
- int error; /* Error code */
- int request_transfer; /* Bytes to transfer */
- int actually_transferred; /* Bytes actually transferred */
- int buffer_size; /* Size of our data buffer */
- int b_count; /* Missing/Available data on
- the current buffer */
- struct request *rq; /* The corresponding request */
- u8 *buffer; /* Data buffer */
- u8 *current_position; /* Pointer into above buffer */
- void (*callback) (ide_drive_t *); /* Called when this packet
- command is completed */
- u8 pc_buffer[IDEFLOPPY_PC_BUFFER_SIZE]; /* Temporary buffer */
- unsigned long flags; /* Status/Action bit flags: long
- for set_bit */
-} idefloppy_pc_t;
-
-/* Packet command flag bits. */
-enum {
- /* 1 when we prefer to use DMA if possible */
- PC_FLAG_DMA_RECOMMENDED = (1 << 0),
- /* 1 while DMA in progress */
- PC_FLAG_DMA_IN_PROGRESS = (1 << 1),
- /* 1 when encountered problem during DMA */
- PC_FLAG_DMA_ERROR = (1 << 2),
- /* Data direction */
- PC_FLAG_WRITING = (1 << 3),
- /* Suppress error reporting */
- PC_FLAG_SUPPRESS_ERROR = (1 << 4),
-};
-
/* format capacities descriptor codes */
#define CAPACITY_INVALID 0x00
#define CAPACITY_UNFORMATTED 0x01
unsigned int openers; /* protected by BKL for now */
/* Current packet command */
- idefloppy_pc_t *pc;
+ struct ide_atapi_pc *pc;
/* Last failed packet command */
- idefloppy_pc_t *failed_pc;
+ struct ide_atapi_pc *failed_pc;
/* Packet command stack */
- idefloppy_pc_t pc_stack[IDEFLOPPY_PC_STACK];
+ struct ide_atapi_pc pc_stack[IDEFLOPPY_PC_STACK];
/* Next free packet command storage space */
int pc_stack_index;
struct request rq_stack[IDEFLOPPY_PC_STACK];
int wp;
/* Supports format progress report */
int srfp;
- /* Status/Action flags */
- unsigned long flags;
} idefloppy_floppy_t;
#define IDEFLOPPY_TICKS_DELAY HZ/20 /* default delay for ZIP 100 (50ms) */
-/* Floppy flag bits values. */
-enum {
- /* DRQ interrupt device */
- IDEFLOPPY_FLAG_DRQ_INTERRUPT = (1 << 0),
- /* Media may have changed */
- IDEFLOPPY_FLAG_MEDIA_CHANGED = (1 << 1),
- /* Format in progress */
- IDEFLOPPY_FLAG_FORMAT_IN_PROGRESS = (1 << 2),
- /* Avoid commands not supported in Clik drive */
- IDEFLOPPY_FLAG_CLIK_DRIVE = (1 << 3),
- /* Requires BH algorithm for packets */
- IDEFLOPPY_FLAG_ZIP_DRIVE = (1 << 4),
-};
-
/* Defines for the MODE SENSE command */
#define MODE_SENSE_CURRENT 0x00
#define MODE_SENSE_CHANGEABLE 0x01
/* Error code returned in rq->errors to the higher part of the driver. */
#define IDEFLOPPY_ERROR_GENERAL 101
-/*
- * The following is used to format the general configuration word of the
- * ATAPI IDENTIFY DEVICE command.
- */
-struct idefloppy_id_gcw {
-#if defined(__LITTLE_ENDIAN_BITFIELD)
- unsigned packet_size :2; /* Packet Size */
- unsigned reserved234 :3; /* Reserved */
- unsigned drq_type :2; /* Command packet DRQ type */
- unsigned removable :1; /* Removable media */
- unsigned device_type :5; /* Device type */
- unsigned reserved13 :1; /* Reserved */
- unsigned protocol :2; /* Protocol type */
-#elif defined(__BIG_ENDIAN_BITFIELD)
- unsigned protocol :2; /* Protocol type */
- unsigned reserved13 :1; /* Reserved */
- unsigned device_type :5; /* Device type */
- unsigned removable :1; /* Removable media */
- unsigned drq_type :2; /* Command packet DRQ type */
- unsigned reserved234 :3; /* Reserved */
- unsigned packet_size :2; /* Packet Size */
-#else
-#error "Bitfield endianness not defined! Check your byteorder.h"
-#endif
-};
-
/*
* Pages of the SELECT SENSE / MODE SENSE packet commands.
* See SFF-8070i spec.
#define ide_floppy_g(disk) \
container_of((disk)->private_data, struct ide_floppy_obj, driver)
+static void idefloppy_cleanup_obj(struct kref *);
+
static struct ide_floppy_obj *ide_floppy_get(struct gendisk *disk)
{
struct ide_floppy_obj *floppy = NULL;
mutex_lock(&idefloppy_ref_mutex);
floppy = ide_floppy_g(disk);
- if (floppy)
+ if (floppy) {
kref_get(&floppy->kref);
+ if (ide_device_get(floppy->drive)) {
+ kref_put(&floppy->kref, idefloppy_cleanup_obj);
+ floppy = NULL;
+ }
+ }
mutex_unlock(&idefloppy_ref_mutex);
return floppy;
}
-static void idefloppy_cleanup_obj(struct kref *);
-
static void ide_floppy_put(struct ide_floppy_obj *floppy)
{
mutex_lock(&idefloppy_ref_mutex);
+ ide_device_put(floppy->drive);
kref_put(&floppy->kref, idefloppy_cleanup_obj);
mutex_unlock(&idefloppy_ref_mutex);
}
-/*
- * Too bad. The drive wants to send us data which we are not ready to accept.
- * Just throw it away.
- */
-static void idefloppy_discard_data(ide_drive_t *drive, unsigned int bcount)
-{
- while (bcount--)
- (void) HWIF(drive)->INB(IDE_DATA_REG);
-}
-
-static void idefloppy_write_zeros(ide_drive_t *drive, unsigned int bcount)
-{
- while (bcount--)
- HWIF(drive)->OUTB(0, IDE_DATA_REG);
-}
-
-
/*
* Used to finish servicing a request. For read/write requests, we will call
* ide_end_request to pass to the next buffer.
*/
-static int idefloppy_do_end_request(ide_drive_t *drive, int uptodate, int nsecs)
+static int idefloppy_end_request(ide_drive_t *drive, int uptodate, int nsecs)
{
idefloppy_floppy_t *floppy = drive->driver_data;
struct request *rq = HWGROUP(drive)->rq;
return 0;
}
-static void ide_floppy_io_buffers(ide_drive_t *drive, idefloppy_pc_t *pc,
+static void ide_floppy_io_buffers(ide_drive_t *drive, struct ide_atapi_pc *pc,
unsigned int bcount, int direction)
{
+ ide_hwif_t *hwif = drive->hwif;
struct request *rq = pc->rq;
struct req_iterator iter;
struct bio_vec *bvec;
data = bvec_kmap_irq(bvec, &flags);
if (direction)
- drive->hwif->atapi_output_bytes(drive, data, count);
+ hwif->tp_ops->output_data(drive, NULL, data, count);
else
- drive->hwif->atapi_input_bytes(drive, data, count);
+ hwif->tp_ops->input_data(drive, NULL, data, count);
bvec_kunmap_irq(data, &flags);
bcount -= count;
done += count;
}
- idefloppy_do_end_request(drive, 1, done >> 9);
+ idefloppy_end_request(drive, 1, done >> 9);
if (bcount) {
printk(KERN_ERR "%s: leftover data in %s, bcount == %d\n",
drive->name, __func__, bcount);
- if (direction)
- idefloppy_write_zeros(drive, bcount);
- else
- idefloppy_discard_data(drive, bcount);
-
+ ide_pad_transfer(drive, direction, bcount);
}
}
-static void idefloppy_update_buffers(ide_drive_t *drive, idefloppy_pc_t *pc)
+static void idefloppy_update_buffers(ide_drive_t *drive,
+ struct ide_atapi_pc *pc)
{
struct request *rq = pc->rq;
struct bio *bio = rq->bio;
while ((bio = rq->bio) != NULL)
- idefloppy_do_end_request(drive, 1, 0);
+ idefloppy_end_request(drive, 1, 0);
}
/*
* the current request so that it will be processed immediately, on the next
* pass through the driver.
*/
-static void idefloppy_queue_pc_head(ide_drive_t *drive, idefloppy_pc_t *pc,
+static void idefloppy_queue_pc_head(ide_drive_t *drive, struct ide_atapi_pc *pc,
struct request *rq)
{
struct ide_floppy_obj *floppy = drive->driver_data;
- ide_init_drive_cmd(rq);
+ blk_rq_init(NULL, rq);
rq->buffer = (char *) pc;
rq->cmd_type = REQ_TYPE_SPECIAL;
+ rq->cmd_flags |= REQ_PREEMPT;
rq->rq_disk = floppy->disk;
- (void) ide_do_drive_cmd(drive, rq, ide_preempt);
+ memcpy(rq->cmd, pc->c, 12);
+ ide_do_drive_cmd(drive, rq);
}
-static idefloppy_pc_t *idefloppy_next_pc_storage(ide_drive_t *drive)
+static struct ide_atapi_pc *idefloppy_next_pc_storage(ide_drive_t *drive)
{
idefloppy_floppy_t *floppy = drive->driver_data;
return (&floppy->rq_stack[floppy->rq_stack_index++]);
}
-static void idefloppy_request_sense_callback(ide_drive_t *drive)
+static void ide_floppy_callback(ide_drive_t *drive)
{
idefloppy_floppy_t *floppy = drive->driver_data;
- u8 *buf = floppy->pc->buffer;
+ struct ide_atapi_pc *pc = floppy->pc;
+ int uptodate = pc->error ? 0 : 1;
debug_log("Reached %s\n", __func__);
- if (!floppy->pc->error) {
- floppy->sense_key = buf[2] & 0x0F;
- floppy->asc = buf[12];
- floppy->ascq = buf[13];
- floppy->progress_indication = buf[15] & 0x80 ?
- (u16)get_unaligned((u16 *)&buf[16]) : 0x10000;
-
- if (floppy->failed_pc)
- debug_log("pc = %x, sense key = %x, asc = %x,"
- " ascq = %x\n",
- floppy->failed_pc->c[0],
- floppy->sense_key,
- floppy->asc,
- floppy->ascq);
- else
- debug_log("sense key = %x, asc = %x, ascq = %x\n",
- floppy->sense_key,
- floppy->asc,
- floppy->ascq);
+ if (floppy->failed_pc == pc)
+ floppy->failed_pc = NULL;
+ if (pc->c[0] == GPCMD_READ_10 || pc->c[0] == GPCMD_WRITE_10 ||
+ (pc->rq && blk_pc_request(pc->rq)))
+ uptodate = 1; /* FIXME */
+ else if (pc->c[0] == GPCMD_REQUEST_SENSE) {
+ u8 *buf = floppy->pc->buf;
- idefloppy_do_end_request(drive, 1, 0);
- } else {
- printk(KERN_ERR "Error in REQUEST SENSE itself - Aborting"
- " request!\n");
- idefloppy_do_end_request(drive, 0, 0);
- }
-}
+ if (!pc->error) {
+ floppy->sense_key = buf[2] & 0x0F;
+ floppy->asc = buf[12];
+ floppy->ascq = buf[13];
+ floppy->progress_indication = buf[15] & 0x80 ?
+ (u16)get_unaligned((u16 *)&buf[16]) : 0x10000;
-/* General packet command callback function. */
-static void idefloppy_pc_callback(ide_drive_t *drive)
-{
- idefloppy_floppy_t *floppy = drive->driver_data;
+ if (floppy->failed_pc)
+ debug_log("pc = %x, ", floppy->failed_pc->c[0]);
- debug_log("Reached %s\n", __func__);
+ debug_log("sense key = %x, asc = %x, ascq = %x\n",
+ floppy->sense_key, floppy->asc, floppy->ascq);
+ } else
+ printk(KERN_ERR "Error in REQUEST SENSE itself - "
+ "Aborting request!\n");
+ }
- idefloppy_do_end_request(drive, floppy->pc->error ? 0 : 1, 0);
+ idefloppy_end_request(drive, uptodate, 0);
}
-static void idefloppy_init_pc(idefloppy_pc_t *pc)
+static void idefloppy_init_pc(struct ide_atapi_pc *pc)
{
- memset(pc->c, 0, 12);
- pc->retries = 0;
- pc->flags = 0;
- pc->request_transfer = 0;
- pc->buffer = pc->pc_buffer;
- pc->buffer_size = IDEFLOPPY_PC_BUFFER_SIZE;
- pc->callback = &idefloppy_pc_callback;
+ memset(pc, 0, sizeof(*pc));
+ pc->buf = pc->pc_buf;
+ pc->buf_size = IDEFLOPPY_PC_BUFFER_SIZE;
}
-static void idefloppy_create_request_sense_cmd(idefloppy_pc_t *pc)
+static void idefloppy_create_request_sense_cmd(struct ide_atapi_pc *pc)
{
idefloppy_init_pc(pc);
pc->c[0] = GPCMD_REQUEST_SENSE;
pc->c[4] = 255;
- pc->request_transfer = 18;
- pc->callback = &idefloppy_request_sense_callback;
+ pc->req_xfer = 18;
}
/*
*/
static void idefloppy_retry_pc(ide_drive_t *drive)
{
- idefloppy_pc_t *pc;
+ struct ide_atapi_pc *pc;
struct request *rq;
(void)ide_read_error(drive);
}
/* The usual interrupt handler called during a packet command. */
-static ide_startstop_t idefloppy_pc_intr (ide_drive_t *drive)
-{
- idefloppy_floppy_t *floppy = drive->driver_data;
- ide_hwif_t *hwif = drive->hwif;
- idefloppy_pc_t *pc = floppy->pc;
- struct request *rq = pc->rq;
- xfer_func_t *xferfunc;
- unsigned int temp;
- int dma_error = 0;
- u16 bcount;
- u8 stat, ireason;
-
- debug_log("Reached %s interrupt handler\n", __func__);
-
- if (pc->flags & PC_FLAG_DMA_IN_PROGRESS) {
- dma_error = hwif->ide_dma_end(drive);
- if (dma_error) {
- printk(KERN_ERR "%s: DMA %s error\n", drive->name,
- rq_data_dir(rq) ? "write" : "read");
- pc->flags |= PC_FLAG_DMA_ERROR;
- } else {
- pc->actually_transferred = pc->request_transfer;
- idefloppy_update_buffers(drive, pc);
- }
- debug_log("DMA finished\n");
- }
-
- /* Clear the interrupt */
- stat = ide_read_status(drive);
-
- /* No more interrupts */
- if ((stat & DRQ_STAT) == 0) {
- debug_log("Packet command completed, %d bytes transferred\n",
- pc->actually_transferred);
- pc->flags &= ~PC_FLAG_DMA_IN_PROGRESS;
-
- local_irq_enable_in_hardirq();
-
- if ((stat & ERR_STAT) || (pc->flags & PC_FLAG_DMA_ERROR)) {
- /* Error detected */
- debug_log("%s: I/O error\n", drive->name);
- rq->errors++;
- if (pc->c[0] == GPCMD_REQUEST_SENSE) {
- printk(KERN_ERR "ide-floppy: I/O error in "
- "request sense command\n");
- return ide_do_reset(drive);
- }
- /* Retry operation */
- idefloppy_retry_pc(drive);
- /* queued, but not started */
- return ide_stopped;
- }
- pc->error = 0;
- if (floppy->failed_pc == pc)
- floppy->failed_pc = NULL;
- /* Command finished - Call the callback function */
- pc->callback(drive);
- return ide_stopped;
- }
-
- if (pc->flags & PC_FLAG_DMA_IN_PROGRESS) {
- pc->flags &= ~PC_FLAG_DMA_IN_PROGRESS;
- printk(KERN_ERR "ide-floppy: The floppy wants to issue "
- "more interrupts in DMA mode\n");
- ide_dma_off(drive);
- return ide_do_reset(drive);
- }
-
- /* Get the number of bytes to transfer */
- bcount = (hwif->INB(IDE_BCOUNTH_REG) << 8) |
- hwif->INB(IDE_BCOUNTL_REG);
- /* on this interrupt */
- ireason = hwif->INB(IDE_IREASON_REG);
-
- if (ireason & CD) {
- printk(KERN_ERR "ide-floppy: CoD != 0 in %s\n", __func__);
- return ide_do_reset(drive);
- }
- if (((ireason & IO) == IO) == !!(pc->flags & PC_FLAG_WRITING)) {
- /* Hopefully, we will never get here */
- printk(KERN_ERR "ide-floppy: We wanted to %s, ",
- (ireason & IO) ? "Write" : "Read");
- printk(KERN_ERR "but the floppy wants us to %s !\n",
- (ireason & IO) ? "Read" : "Write");
- return ide_do_reset(drive);
- }
- if (!(pc->flags & PC_FLAG_WRITING)) {
- /* Reading - Check that we have enough space */
- temp = pc->actually_transferred + bcount;
- if (temp > pc->request_transfer) {
- if (temp > pc->buffer_size) {
- printk(KERN_ERR "ide-floppy: The floppy wants "
- "to send us more data than expected "
- "- discarding data\n");
- idefloppy_discard_data(drive, bcount);
-
- ide_set_handler(drive,
- &idefloppy_pc_intr,
- IDEFLOPPY_WAIT_CMD,
- NULL);
- return ide_started;
- }
- debug_log("The floppy wants to send us more data than"
- " expected - allowing transfer\n");
- }
- }
- if (pc->flags & PC_FLAG_WRITING)
- xferfunc = hwif->atapi_output_bytes;
- else
- xferfunc = hwif->atapi_input_bytes;
-
- if (pc->buffer)
- xferfunc(drive, pc->current_position, bcount);
- else
- ide_floppy_io_buffers(drive, pc, bcount,
- !!(pc->flags & PC_FLAG_WRITING));
-
- /* Update the current position */
- pc->actually_transferred += bcount;
- pc->current_position += bcount;
-
- /* And set the interrupt handler again */
- ide_set_handler(drive, &idefloppy_pc_intr, IDEFLOPPY_WAIT_CMD, NULL);
- return ide_started;
-}
-
-/*
- * This is the original routine that did the packet transfer.
- * It fails at high speeds on the Iomega ZIP drive, so there's a slower version
- * for that drive below. The algorithm is chosen based on drive type
- */
-static ide_startstop_t idefloppy_transfer_pc(ide_drive_t *drive)
+static ide_startstop_t idefloppy_pc_intr(ide_drive_t *drive)
{
- ide_startstop_t startstop;
idefloppy_floppy_t *floppy = drive->driver_data;
- u8 ireason;
- if (ide_wait_stat(&startstop, drive, DRQ_STAT, BUSY_STAT, WAIT_READY)) {
- printk(KERN_ERR "ide-floppy: Strange, packet command "
- "initiated yet DRQ isn't asserted\n");
- return startstop;
- }
- ireason = drive->hwif->INB(IDE_IREASON_REG);
- if ((ireason & CD) == 0 || (ireason & IO)) {
- printk(KERN_ERR "ide-floppy: (IO,CoD) != (0,1) while "
- "issuing a packet command\n");
- return ide_do_reset(drive);
- }
-
- /* Set the interrupt routine */
- ide_set_handler(drive, &idefloppy_pc_intr, IDEFLOPPY_WAIT_CMD, NULL);
- /* Send the actual packet */
- HWIF(drive)->atapi_output_bytes(drive, floppy->pc->c, 12);
- return ide_started;
+ return ide_pc_intr(drive, floppy->pc, idefloppy_pc_intr,
+ IDEFLOPPY_WAIT_CMD, NULL, idefloppy_update_buffers,
+ idefloppy_retry_pc, NULL, ide_floppy_io_buffers);
}
-
/*
* What we have here is a classic case of a top half / bottom half interrupt
* service routine. In interrupt mode, the device sends an interrupt to signal
* that it is ready to receive a packet. However, we need to delay about 2-3
* ticks before issuing the packet or we gets in trouble.
- *
- * So, follow carefully. transfer_pc1 is called as an interrupt (or directly).
- * In either case, when the device says it's ready for a packet, we schedule
- * the packet transfer to occur about 2-3 ticks later in transfer_pc2.
*/
-static int idefloppy_transfer_pc2(ide_drive_t *drive)
+static int idefloppy_transfer_pc(ide_drive_t *drive)
{
idefloppy_floppy_t *floppy = drive->driver_data;
/* Send the actual packet */
- HWIF(drive)->atapi_output_bytes(drive, floppy->pc->c, 12);
+ drive->hwif->tp_ops->output_data(drive, NULL, floppy->pc->c, 12);
+
/* Timeout for the packet command */
return IDEFLOPPY_WAIT_CMD;
}
-static ide_startstop_t idefloppy_transfer_pc1(ide_drive_t *drive)
+
+/*
+ * Called as an interrupt (or directly). When the device says it's ready for a
+ * packet, we schedule the packet transfer to occur about 2-3 ticks later in
+ * transfer_pc.
+ */
+static ide_startstop_t idefloppy_start_pc_transfer(ide_drive_t *drive)
{
idefloppy_floppy_t *floppy = drive->driver_data;
- ide_startstop_t startstop;
- u8 ireason;
+ struct ide_atapi_pc *pc = floppy->pc;
+ ide_expiry_t *expiry;
+ unsigned int timeout;
- if (ide_wait_stat(&startstop, drive, DRQ_STAT, BUSY_STAT, WAIT_READY)) {
- printk(KERN_ERR "ide-floppy: Strange, packet command "
- "initiated yet DRQ isn't asserted\n");
- return startstop;
- }
- ireason = drive->hwif->INB(IDE_IREASON_REG);
- if ((ireason & CD) == 0 || (ireason & IO)) {
- printk(KERN_ERR "ide-floppy: (IO,CoD) != (0,1) "
- "while issuing a packet command\n");
- return ide_do_reset(drive);
- }
/*
* The following delay solves a problem with ATAPI Zip 100 drives
* where the Busy flag was apparently being deasserted before the
* 40 and 50msec work well. idefloppy_pc_intr will not be actually
* used until after the packet is moved in about 50 msec.
*/
+ if (drive->atapi_flags & IDE_AFLAG_ZIP_DRIVE) {
+ timeout = floppy->ticks;
+ expiry = &idefloppy_transfer_pc;
+ } else {
+ timeout = IDEFLOPPY_WAIT_CMD;
+ expiry = NULL;
+ }
- ide_set_handler(drive, &idefloppy_pc_intr, floppy->ticks,
- &idefloppy_transfer_pc2);
- return ide_started;
+ return ide_transfer_pc(drive, pc, idefloppy_pc_intr, timeout, expiry);
}
static void ide_floppy_report_error(idefloppy_floppy_t *floppy,
- idefloppy_pc_t *pc)
+ struct ide_atapi_pc *pc)
{
/* supress error messages resulting from Medium not present */
if (floppy->sense_key == 0x02 &&
}
static ide_startstop_t idefloppy_issue_pc(ide_drive_t *drive,
- idefloppy_pc_t *pc)
+ struct ide_atapi_pc *pc)
{
idefloppy_floppy_t *floppy = drive->driver_data;
- ide_hwif_t *hwif = drive->hwif;
- ide_handler_t *pkt_xfer_routine;
- u16 bcount;
- u8 dma;
if (floppy->failed_pc == NULL &&
pc->c[0] != GPCMD_REQUEST_SENSE)
pc->error = IDEFLOPPY_ERROR_GENERAL;
floppy->failed_pc = NULL;
- pc->callback(drive);
+ drive->pc_callback(drive);
return ide_stopped;
}
debug_log("Retry number - %d\n", pc->retries);
pc->retries++;
- /* We haven't transferred any data yet */
- pc->actually_transferred = 0;
- pc->current_position = pc->buffer;
- bcount = min(pc->request_transfer, 63 * 1024);
-
- if (pc->flags & PC_FLAG_DMA_ERROR) {
- pc->flags &= ~PC_FLAG_DMA_ERROR;
- ide_dma_off(drive);
- }
- dma = 0;
- if ((pc->flags & PC_FLAG_DMA_RECOMMENDED) && drive->using_dma)
- dma = !hwif->dma_setup(drive);
-
- ide_pktcmd_tf_load(drive, IDE_TFLAG_NO_SELECT_MASK |
- IDE_TFLAG_OUT_DEVICE, bcount, dma);
-
- if (dma) {
- /* Begin DMA, if necessary */
- pc->flags |= PC_FLAG_DMA_IN_PROGRESS;
- hwif->dma_start(drive);
- }
-
- /* Can we transfer the packet when we get the interrupt or wait? */
- if (floppy->flags & IDEFLOPPY_FLAG_ZIP_DRIVE) {
- /* wait */
- pkt_xfer_routine = &idefloppy_transfer_pc1;
- } else {
- /* immediate */
- pkt_xfer_routine = &idefloppy_transfer_pc;
- }
-
- if (floppy->flags & IDEFLOPPY_FLAG_DRQ_INTERRUPT) {
- /* Issue the packet command */
- ide_execute_command(drive, WIN_PACKETCMD,
- pkt_xfer_routine,
- IDEFLOPPY_WAIT_CMD,
- NULL);
- return ide_started;
- } else {
- /* Issue the packet command */
- HWIF(drive)->OUTB(WIN_PACKETCMD, IDE_COMMAND_REG);
- return (*pkt_xfer_routine) (drive);
- }
+ return ide_issue_pc(drive, pc, idefloppy_start_pc_transfer,
+ IDEFLOPPY_WAIT_CMD, NULL);
}
-static void idefloppy_rw_callback(ide_drive_t *drive)
-{
- debug_log("Reached %s\n", __func__);
-
- idefloppy_do_end_request(drive, 1, 0);
- return;
-}
-
-static void idefloppy_create_prevent_cmd(idefloppy_pc_t *pc, int prevent)
+static void idefloppy_create_prevent_cmd(struct ide_atapi_pc *pc, int prevent)
{
debug_log("creating prevent removal command, prevent = %d\n", prevent);
pc->c[4] = prevent;
}
-static void idefloppy_create_read_capacity_cmd(idefloppy_pc_t *pc)
+static void idefloppy_create_read_capacity_cmd(struct ide_atapi_pc *pc)
{
idefloppy_init_pc(pc);
pc->c[0] = GPCMD_READ_FORMAT_CAPACITIES;
pc->c[7] = 255;
pc->c[8] = 255;
- pc->request_transfer = 255;
+ pc->req_xfer = 255;
}
-static void idefloppy_create_format_unit_cmd(idefloppy_pc_t *pc, int b, int l,
- int flags)
+static void idefloppy_create_format_unit_cmd(struct ide_atapi_pc *pc, int b,
+ int l, int flags)
{
idefloppy_init_pc(pc);
pc->c[0] = GPCMD_FORMAT_UNIT;
pc->c[1] = 0x17;
- memset(pc->buffer, 0, 12);
- pc->buffer[1] = 0xA2;
+ memset(pc->buf, 0, 12);
+ pc->buf[1] = 0xA2;
/* Default format list header, u8 1: FOV/DCRT/IMM bits set */
if (flags & 1) /* Verify bit on... */
- pc->buffer[1] ^= 0x20; /* ... turn off DCRT bit */
- pc->buffer[3] = 8;
+ pc->buf[1] ^= 0x20; /* ... turn off DCRT bit */
+ pc->buf[3] = 8;
- put_unaligned(cpu_to_be32(b), (unsigned int *)(&pc->buffer[4]));
- put_unaligned(cpu_to_be32(l), (unsigned int *)(&pc->buffer[8]));
- pc->buffer_size = 12;
+ put_unaligned(cpu_to_be32(b), (unsigned int *)(&pc->buf[4]));
+ put_unaligned(cpu_to_be32(l), (unsigned int *)(&pc->buf[8]));
+ pc->buf_size = 12;
pc->flags |= PC_FLAG_WRITING;
}
/* A mode sense command is used to "sense" floppy parameters. */
-static void idefloppy_create_mode_sense_cmd(idefloppy_pc_t *pc, u8 page_code,
- u8 type)
+static void idefloppy_create_mode_sense_cmd(struct ide_atapi_pc *pc,
+ u8 page_code, u8 type)
{
u16 length = 8; /* sizeof(Mode Parameter Header) = 8 Bytes */
"in create_mode_sense_cmd\n");
}
put_unaligned(cpu_to_be16(length), (u16 *) &pc->c[7]);
- pc->request_transfer = length;
+ pc->req_xfer = length;
}
-static void idefloppy_create_start_stop_cmd(idefloppy_pc_t *pc, int start)
+static void idefloppy_create_start_stop_cmd(struct ide_atapi_pc *pc, int start)
{
idefloppy_init_pc(pc);
pc->c[0] = GPCMD_START_STOP_UNIT;
pc->c[4] = start;
}
-static void idefloppy_create_test_unit_ready_cmd(idefloppy_pc_t *pc)
-{
- idefloppy_init_pc(pc);
- pc->c[0] = GPCMD_TEST_UNIT_READY;
-}
-
static void idefloppy_create_rw_cmd(idefloppy_floppy_t *floppy,
- idefloppy_pc_t *pc, struct request *rq,
+ struct ide_atapi_pc *pc, struct request *rq,
unsigned long sector)
{
int block = sector / floppy->bs_factor;
put_unaligned(cpu_to_be16(blocks), (unsigned short *)&pc->c[7]);
put_unaligned(cpu_to_be32(block), (unsigned int *) &pc->c[2]);
- pc->callback = &idefloppy_rw_callback;
+ memcpy(rq->cmd, pc->c, 12);
+
pc->rq = rq;
pc->b_count = cmd == READ ? 0 : rq->bio->bi_size;
if (rq->cmd_flags & REQ_RW)
pc->flags |= PC_FLAG_WRITING;
- pc->buffer = NULL;
- pc->request_transfer = pc->buffer_size = blocks * floppy->block_size;
- pc->flags |= PC_FLAG_DMA_RECOMMENDED;
+ pc->buf = NULL;
+ pc->req_xfer = pc->buf_size = blocks * floppy->block_size;
+ pc->flags |= PC_FLAG_DMA_OK;
}
static void idefloppy_blockpc_cmd(idefloppy_floppy_t *floppy,
- idefloppy_pc_t *pc, struct request *rq)
+ struct ide_atapi_pc *pc, struct request *rq)
{
idefloppy_init_pc(pc);
- pc->callback = &idefloppy_rw_callback;
memcpy(pc->c, rq->cmd, sizeof(pc->c));
pc->rq = rq;
pc->b_count = rq->data_len;
if (rq->data_len && rq_data_dir(rq) == WRITE)
pc->flags |= PC_FLAG_WRITING;
- pc->buffer = rq->data;
+ pc->buf = rq->data;
if (rq->bio)
- pc->flags |= PC_FLAG_DMA_RECOMMENDED;
+ pc->flags |= PC_FLAG_DMA_OK;
/*
* possibly problematic, doesn't look like ide-floppy correctly
* handled scattered requests if dma fails...
*/
- pc->request_transfer = pc->buffer_size = rq->data_len;
+ pc->req_xfer = pc->buf_size = rq->data_len;
}
static ide_startstop_t idefloppy_do_request(ide_drive_t *drive,
struct request *rq, sector_t block_s)
{
idefloppy_floppy_t *floppy = drive->driver_data;
- idefloppy_pc_t *pc;
+ struct ide_atapi_pc *pc;
unsigned long block = (unsigned long)block_s;
debug_log("dev: %s, cmd_type: %x, errors: %d\n",
else
printk(KERN_ERR "ide-floppy: %s: I/O error\n",
drive->name);
- idefloppy_do_end_request(drive, 0, 0);
+ idefloppy_end_request(drive, 0, 0);
return ide_stopped;
}
if (blk_fs_request(rq)) {
(rq->nr_sectors % floppy->bs_factor)) {
printk(KERN_ERR "%s: unsupported r/w request size\n",
drive->name);
- idefloppy_do_end_request(drive, 0, 0);
+ idefloppy_end_request(drive, 0, 0);
return ide_stopped;
}
pc = idefloppy_next_pc_storage(drive);
idefloppy_create_rw_cmd(floppy, pc, rq, block);
} else if (blk_special_request(rq)) {
- pc = (idefloppy_pc_t *) rq->buffer;
+ pc = (struct ide_atapi_pc *) rq->buffer;
} else if (blk_pc_request(rq)) {
pc = idefloppy_next_pc_storage(drive);
idefloppy_blockpc_cmd(floppy, pc, rq);
} else {
blk_dump_rq_flags(rq,
"ide-floppy: unsupported command in queue");
- idefloppy_do_end_request(drive, 0, 0);
+ idefloppy_end_request(drive, 0, 0);
return ide_stopped;
}
pc->rq = rq;
+
return idefloppy_issue_pc(drive, pc);
}
* Add a special packet command request to the tail of the request queue,
* and wait for it to be serviced.
*/
-static int idefloppy_queue_pc_tail(ide_drive_t *drive, idefloppy_pc_t *pc)
+static int idefloppy_queue_pc_tail(ide_drive_t *drive, struct ide_atapi_pc *pc)
{
struct ide_floppy_obj *floppy = drive->driver_data;
- struct request rq;
+ struct request *rq;
+ int error;
- ide_init_drive_cmd(&rq);
- rq.buffer = (char *) pc;
- rq.cmd_type = REQ_TYPE_SPECIAL;
- rq.rq_disk = floppy->disk;
+ rq = blk_get_request(drive->queue, READ, __GFP_WAIT);
+ rq->buffer = (char *) pc;
+ rq->cmd_type = REQ_TYPE_SPECIAL;
+ memcpy(rq->cmd, pc->c, 12);
+ error = blk_execute_rq(drive->queue, floppy->disk, rq, 0);
+ blk_put_request(rq);
- return ide_do_drive_cmd(drive, &rq, ide_wait);
+ return error;
}
/*
static int ide_floppy_get_flexible_disk_page(ide_drive_t *drive)
{
idefloppy_floppy_t *floppy = drive->driver_data;
- idefloppy_pc_t pc;
+ struct ide_atapi_pc pc;
u8 *page;
int capacity, lba_capacity;
u16 transfer_rate, sector_size, cyls, rpm;
" parameters\n");
return 1;
}
- floppy->wp = !!(pc.buffer[3] & 0x80);
+ floppy->wp = !!(pc.buf[3] & 0x80);
set_disk_ro(floppy->disk, floppy->wp);
- page = &pc.buffer[8];
+ page = &pc.buf[8];
- transfer_rate = be16_to_cpu(*(u16 *)&pc.buffer[8 + 2]);
- sector_size = be16_to_cpu(*(u16 *)&pc.buffer[8 + 6]);
- cyls = be16_to_cpu(*(u16 *)&pc.buffer[8 + 8]);
- rpm = be16_to_cpu(*(u16 *)&pc.buffer[8 + 28]);
- heads = pc.buffer[8 + 4];
- sectors = pc.buffer[8 + 5];
+ transfer_rate = be16_to_cpup((__be16 *)&pc.buf[8 + 2]);
+ sector_size = be16_to_cpup((__be16 *)&pc.buf[8 + 6]);
+ cyls = be16_to_cpup((__be16 *)&pc.buf[8 + 8]);
+ rpm = be16_to_cpup((__be16 *)&pc.buf[8 + 28]);
+ heads = pc.buf[8 + 4];
+ sectors = pc.buf[8 + 5];
capacity = cyls * heads * sectors * sector_size;
static int idefloppy_get_sfrp_bit(ide_drive_t *drive)
{
idefloppy_floppy_t *floppy = drive->driver_data;
- idefloppy_pc_t pc;
+ struct ide_atapi_pc pc;
floppy->srfp = 0;
idefloppy_create_mode_sense_cmd(&pc, IDEFLOPPY_CAPABILITIES_PAGE,
if (idefloppy_queue_pc_tail(drive, &pc))
return 1;
- floppy->srfp = pc.buffer[8 + 2] & 0x40;
+ floppy->srfp = pc.buf[8 + 2] & 0x40;
return (0);
}
static int ide_floppy_get_capacity(ide_drive_t *drive)
{
idefloppy_floppy_t *floppy = drive->driver_data;
- idefloppy_pc_t pc;
+ struct ide_atapi_pc pc;
u8 *cap_desc;
u8 header_len, desc_cnt;
int i, rc = 1, blocks, length;
printk(KERN_ERR "ide-floppy: Can't get floppy parameters\n");
return 1;
}
- header_len = pc.buffer[3];
- cap_desc = &pc.buffer[4];
+ header_len = pc.buf[3];
+ cap_desc = &pc.buf[4];
desc_cnt = header_len / 8; /* capacity descriptor of 8 bytes */
for (i = 0; i < desc_cnt; i++) {
unsigned int desc_start = 4 + i*8;
- blocks = be32_to_cpu(*(u32 *)&pc.buffer[desc_start]);
- length = be16_to_cpu(*(u16 *)&pc.buffer[desc_start + 6]);
+ blocks = be32_to_cpup((__be32 *)&pc.buf[desc_start]);
+ length = be16_to_cpup((__be16 *)&pc.buf[desc_start + 6]);
debug_log("Descriptor %d: %dkB, %d blocks, %d sector size\n",
i, blocks * length / 1024, blocks, length);
* the code below is valid only for the 1st descriptor, ie i=0
*/
- switch (pc.buffer[desc_start + 4] & 0x03) {
+ switch (pc.buf[desc_start + 4] & 0x03) {
/* Clik! drive returns this instead of CAPACITY_CURRENT */
case CAPACITY_UNFORMATTED:
- if (!(floppy->flags & IDEFLOPPY_FLAG_CLIK_DRIVE))
+ if (!(drive->atapi_flags & IDE_AFLAG_CLIK_DRIVE))
/*
* If it is not a clik drive, break out
* (maintains previous driver behaviour)
break;
}
debug_log("Descriptor 0 Code: %d\n",
- pc.buffer[desc_start + 4] & 0x03);
+ pc.buf[desc_start + 4] & 0x03);
}
/* Clik! disk does not support get_flexible_disk_page */
- if (!(floppy->flags & IDEFLOPPY_FLAG_CLIK_DRIVE))
+ if (!(drive->atapi_flags & IDE_AFLAG_CLIK_DRIVE))
(void) ide_floppy_get_flexible_disk_page(drive);
set_capacity(floppy->disk, floppy->blocks * floppy->bs_factor);
static int ide_floppy_get_format_capacities(ide_drive_t *drive, int __user *arg)
{
- idefloppy_pc_t pc;
+ struct ide_atapi_pc pc;
u8 header_len, desc_cnt;
int i, blocks, length, u_array_size, u_index;
int __user *argp;
printk(KERN_ERR "ide-floppy: Can't get floppy parameters\n");
return (-EIO);
}
- header_len = pc.buffer[3];
+ header_len = pc.buf[3];
desc_cnt = header_len / 8; /* capacity descriptor of 8 bytes */
u_index = 0;
if (u_index >= u_array_size)
break; /* User-supplied buffer too small */
- blocks = be32_to_cpu(*(u32 *)&pc.buffer[desc_start]);
- length = be16_to_cpu(*(u16 *)&pc.buffer[desc_start + 6]);
+ blocks = be32_to_cpup((__be32 *)&pc.buf[desc_start]);
+ length = be16_to_cpup((__be16 *)&pc.buf[desc_start + 6]);
if (put_user(blocks, argp))
return(-EFAULT);
static int idefloppy_get_format_progress(ide_drive_t *drive, int __user *arg)
{
idefloppy_floppy_t *floppy = drive->driver_data;
- idefloppy_pc_t pc;
+ struct ide_atapi_pc pc;
int progress_indication = 0x10000;
if (floppy->srfp) {
/* Else assume format_unit has finished, and we're at 0x10000 */
} else {
+ ide_hwif_t *hwif = drive->hwif;
unsigned long flags;
u8 stat;
local_irq_save(flags);
- stat = ide_read_status(drive);
+ stat = hwif->tp_ops->read_status(hwif);
local_irq_restore(flags);
progress_indication = ((stat & SEEK_STAT) == 0) ? 0 : 0x10000;
*/
static int idefloppy_identify_device(ide_drive_t *drive, struct hd_driveid *id)
{
- struct idefloppy_id_gcw gcw;
+ u8 gcw[2];
+ u8 device_type, protocol, removable, drq_type, packet_size;
*((u16 *) &gcw) = id->config;
+ device_type = gcw[1] & 0x1F;
+ removable = (gcw[0] & 0x80) >> 7;
+ protocol = (gcw[1] & 0xC0) >> 6;
+ drq_type = (gcw[0] & 0x60) >> 5;
+ packet_size = gcw[0] & 0x03;
+
#ifdef CONFIG_PPC
/* kludge for Apple PowerBook internal zip */
- if ((gcw.device_type == 5) &&
- !strstr(id->model, "CD-ROM") &&
- strstr(id->model, "ZIP"))
- gcw.device_type = 0;
+ if (device_type == 5 &&
+ !strstr(id->model, "CD-ROM") && strstr(id->model, "ZIP"))
+ device_type = 0;
#endif
- if (gcw.protocol != 2)
+ if (protocol != 2)
printk(KERN_ERR "ide-floppy: Protocol (0x%02x) is not ATAPI\n",
- gcw.protocol);
- else if (gcw.device_type != 0)
+ protocol);
+ else if (device_type != 0)
printk(KERN_ERR "ide-floppy: Device type (0x%02x) is not set "
- "to floppy\n", gcw.device_type);
- else if (!gcw.removable)
+ "to floppy\n", device_type);
+ else if (!removable)
printk(KERN_ERR "ide-floppy: The removable flag is not set\n");
- else if (gcw.drq_type == 3) {
+ else if (drq_type == 3)
printk(KERN_ERR "ide-floppy: Sorry, DRQ type (0x%02x) not "
- "supported\n", gcw.drq_type);
- } else if (gcw.packet_size != 0) {
+ "supported\n", drq_type);
+ else if (packet_size != 0)
printk(KERN_ERR "ide-floppy: Packet size (0x%02x) is not 12 "
- "bytes long\n", gcw.packet_size);
- } else
+ "bytes\n", packet_size);
+ else
return 1;
return 0;
}
static void idefloppy_setup(ide_drive_t *drive, idefloppy_floppy_t *floppy)
{
- struct idefloppy_id_gcw gcw;
+ u8 gcw[2];
*((u16 *) &gcw) = drive->id->config;
floppy->pc = floppy->pc_stack;
- if (gcw.drq_type == 1)
- floppy->flags |= IDEFLOPPY_FLAG_DRQ_INTERRUPT;
+ drive->pc_callback = ide_floppy_callback;
+
+ if (((gcw[0] & 0x60) >> 5) == 1)
+ drive->atapi_flags |= IDE_AFLAG_DRQ_INTERRUPT;
/*
* We used to check revisions here. At this point however I'm giving up.
* Just assume they are all broken, its easier.
* we'll leave the limitation below for the 2.2.x tree.
*/
if (!strncmp(drive->id->model, "IOMEGA ZIP 100 ATAPI", 20)) {
- floppy->flags |= IDEFLOPPY_FLAG_ZIP_DRIVE;
+ drive->atapi_flags |= IDE_AFLAG_ZIP_DRIVE;
/* This value will be visible in the /proc/ide/hdx/settings */
floppy->ticks = IDEFLOPPY_TICKS_DELAY;
blk_queue_max_sectors(drive->queue, 64);
*/
if (strncmp(drive->id->model, "IOMEGA Clik!", 11) == 0) {
blk_queue_max_sectors(drive->queue, 64);
- floppy->flags |= IDEFLOPPY_FLAG_CLIK_DRIVE;
+ drive->atapi_flags |= IDE_AFLAG_CLIK_DRIVE;
}
(void) ide_floppy_get_capacity(drive);
.media = ide_floppy,
.supports_dsc_overlap = 0,
.do_request = idefloppy_do_request,
- .end_request = idefloppy_do_end_request,
+ .end_request = idefloppy_end_request,
.error = __ide_error,
- .abort = __ide_abort,
#ifdef CONFIG_IDE_PROC_FS
.proc = idefloppy_proc,
#endif
struct gendisk *disk = inode->i_bdev->bd_disk;
struct ide_floppy_obj *floppy;
ide_drive_t *drive;
- idefloppy_pc_t pc;
+ struct ide_atapi_pc pc;
int ret = 0;
debug_log("Reached %s\n", __func__);
floppy->openers++;
if (floppy->openers == 1) {
- floppy->flags &= ~IDEFLOPPY_FLAG_FORMAT_IN_PROGRESS;
+ drive->atapi_flags &= ~IDE_AFLAG_FORMAT_IN_PROGRESS;
/* Just in case */
- idefloppy_create_test_unit_ready_cmd(&pc);
+ idefloppy_init_pc(&pc);
+ pc.c[0] = GPCMD_TEST_UNIT_READY;
+
if (idefloppy_queue_pc_tail(drive, &pc)) {
idefloppy_create_start_stop_cmd(&pc, 1);
(void) idefloppy_queue_pc_tail(drive, &pc);
ret = -EROFS;
goto out_put_floppy;
}
- floppy->flags |= IDEFLOPPY_FLAG_MEDIA_CHANGED;
+ drive->atapi_flags |= IDE_AFLAG_MEDIA_CHANGED;
/* IOMEGA Clik! drives do not support lock/unlock commands */
- if (!(floppy->flags & IDEFLOPPY_FLAG_CLIK_DRIVE)) {
+ if (!(drive->atapi_flags & IDE_AFLAG_CLIK_DRIVE)) {
idefloppy_create_prevent_cmd(&pc, 1);
(void) idefloppy_queue_pc_tail(drive, &pc);
}
check_disk_change(inode->i_bdev);
- } else if (floppy->flags & IDEFLOPPY_FLAG_FORMAT_IN_PROGRESS) {
+ } else if (drive->atapi_flags & IDE_AFLAG_FORMAT_IN_PROGRESS) {
ret = -EBUSY;
goto out_put_floppy;
}
struct gendisk *disk = inode->i_bdev->bd_disk;
struct ide_floppy_obj *floppy = ide_floppy_g(disk);
ide_drive_t *drive = floppy->drive;
- idefloppy_pc_t pc;
+ struct ide_atapi_pc pc;
debug_log("Reached %s\n", __func__);
if (floppy->openers == 1) {
/* IOMEGA Clik! drives do not support lock/unlock commands */
- if (!(floppy->flags & IDEFLOPPY_FLAG_CLIK_DRIVE)) {
+ if (!(drive->atapi_flags & IDE_AFLAG_CLIK_DRIVE)) {
idefloppy_create_prevent_cmd(&pc, 0);
(void) idefloppy_queue_pc_tail(drive, &pc);
}
- floppy->flags &= ~IDEFLOPPY_FLAG_FORMAT_IN_PROGRESS;
+ drive->atapi_flags &= ~IDE_AFLAG_FORMAT_IN_PROGRESS;
}
floppy->openers--;
return 0;
}
-static int ide_floppy_lockdoor(idefloppy_floppy_t *floppy, idefloppy_pc_t *pc,
+static int ide_floppy_lockdoor(ide_drive_t *drive, struct ide_atapi_pc *pc,
unsigned long arg, unsigned int cmd)
{
+ idefloppy_floppy_t *floppy = drive->driver_data;
+
if (floppy->openers > 1)
return -EBUSY;
/* The IOMEGA Clik! Drive doesn't support this command -
* no room for an eject mechanism */
- if (!(floppy->flags & IDEFLOPPY_FLAG_CLIK_DRIVE)) {
+ if (!(drive->atapi_flags & IDE_AFLAG_CLIK_DRIVE)) {
int prevent = arg ? 1 : 0;
if (cmd == CDROMEJECT)
static int ide_floppy_format_unit(idefloppy_floppy_t *floppy,
int __user *arg)
{
+ struct ide_atapi_pc pc;
+ ide_drive_t *drive = floppy->drive;
int blocks, length, flags, err = 0;
- idefloppy_pc_t pc;
if (floppy->openers > 1) {
/* Don't format if someone is using the disk */
- floppy->flags &= ~IDEFLOPPY_FLAG_FORMAT_IN_PROGRESS;
+ drive->atapi_flags &= ~IDE_AFLAG_FORMAT_IN_PROGRESS;
return -EBUSY;
}
- floppy->flags |= IDEFLOPPY_FLAG_FORMAT_IN_PROGRESS;
+ drive->atapi_flags |= IDE_AFLAG_FORMAT_IN_PROGRESS;
/*
* Send ATAPI_FORMAT_UNIT to the drive.
goto out;
}
- (void) idefloppy_get_sfrp_bit(floppy->drive);
+ (void) idefloppy_get_sfrp_bit(drive);
idefloppy_create_format_unit_cmd(&pc, blocks, length, flags);
- if (idefloppy_queue_pc_tail(floppy->drive, &pc))
+ if (idefloppy_queue_pc_tail(drive, &pc))
err = -EIO;
out:
if (err)
- floppy->flags &= ~IDEFLOPPY_FLAG_FORMAT_IN_PROGRESS;
+ drive->atapi_flags &= ~IDE_AFLAG_FORMAT_IN_PROGRESS;
return err;
}
struct block_device *bdev = inode->i_bdev;
struct ide_floppy_obj *floppy = ide_floppy_g(bdev->bd_disk);
ide_drive_t *drive = floppy->drive;
- idefloppy_pc_t pc;
+ struct ide_atapi_pc pc;
void __user *argp = (void __user *)arg;
int err;
case CDROMEJECT:
/* fall through */
case CDROM_LOCKDOOR:
- return ide_floppy_lockdoor(floppy, &pc, arg, cmd);
+ return ide_floppy_lockdoor(drive, &pc, arg, cmd);
case IDEFLOPPY_IOCTL_FORMAT_SUPPORTED:
return 0;
case IDEFLOPPY_IOCTL_FORMAT_GET_CAPACITY:
drive->attach = 0;
return 0;
}
- ret = !!(floppy->flags & IDEFLOPPY_FLAG_MEDIA_CHANGED);
- floppy->flags &= ~IDEFLOPPY_FLAG_MEDIA_CHANGED;
+ ret = !!(drive->atapi_flags & IDE_AFLAG_MEDIA_CHANGED);
+ drive->atapi_flags &= ~IDE_AFLAG_MEDIA_CHANGED;
return ret;
}
}
static struct block_device_operations idefloppy_ops = {
- .owner = THIS_MODULE,
- .open = idefloppy_open,
- .release = idefloppy_release,
- .ioctl = idefloppy_ioctl,
- .getgeo = idefloppy_getgeo,
- .media_changed = idefloppy_media_changed,
- .revalidate_disk= idefloppy_revalidate_disk
+ .owner = THIS_MODULE,
+ .open = idefloppy_open,
+ .release = idefloppy_release,
+ .ioctl = idefloppy_ioctl,
+ .getgeo = idefloppy_getgeo,
+ .media_changed = idefloppy_media_changed,
+ .revalidate_disk = idefloppy_revalidate_disk
};
static int ide_floppy_probe(ide_drive_t *drive)
" of ide-floppy\n", drive->name);
goto failed;
}
- if (drive->scsi) {
- printk(KERN_INFO "ide-floppy: passing drive %s to ide-scsi"
- " emulation.\n", drive->name);
- goto failed;
- }
floppy = kzalloc(sizeof(idefloppy_floppy_t), GFP_KERNEL);
if (!floppy) {
printk(KERN_ERR "ide-floppy: %s: Can't allocate a floppy"