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ide-floppy: convert driver to using generic ide_atapi_pc 

Signed-off-by: Borislav Petkov <petkovbb@gmail.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
This commit is contained in:
Borislav Petkov 2008-04-18 00:46:27 +02:00 committed by Bartlomiej Zolnierkiewicz
parent d236d74c0d
commit 8e55512391
1 changed files with 93 additions and 112 deletions
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205
drivers/ide/ide-floppy.c
View File

@ -78,26 +78,6 @@
*/
#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 */
@ -131,11 +111,11 @@ typedef struct ide_floppy_obj {
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];
@ -262,7 +242,7 @@ static int idefloppy_do_end_request(ide_drive_t *drive, int uptodate, int nsecs)
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)
{
struct request *rq = pc->rq;
@ -302,7 +282,8 @@ static void ide_floppy_io_buffers(ide_drive_t *drive, idefloppy_pc_t *pc,
}
}
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;
@ -316,7 +297,7 @@ static void idefloppy_update_buffers(ide_drive_t *drive, idefloppy_pc_t *pc)
* 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;
@ -328,7 +309,7 @@ static void idefloppy_queue_pc_head(ide_drive_t *drive, idefloppy_pc_t *pc,
(void) ide_do_drive_cmd(drive, rq, ide_preempt);
}
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;
@ -349,7 +330,7 @@ static struct request *idefloppy_next_rq_storage(ide_drive_t *drive)
static void idefloppy_request_sense_callback(ide_drive_t *drive)
{
idefloppy_floppy_t *floppy = drive->driver_data;
u8 *buf = floppy->pc->buffer;
u8 *buf = floppy->pc->buf;
debug_log("Reached %s\n", __func__);
@ -392,24 +373,24 @@ static void idefloppy_pc_callback(ide_drive_t *drive)
idefloppy_do_end_request(drive, floppy->pc->error ? 0 : 1, 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;
pc->req_xfer = 0;
pc->buf = pc->pc_buf;
pc->buf_size = IDEFLOPPY_PC_BUFFER_SIZE;
pc->idefloppy_callback = &idefloppy_pc_callback;
}
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;
pc->idefloppy_callback = &idefloppy_request_sense_callback;
}
/*
@ -418,7 +399,7 @@ static void idefloppy_create_request_sense_cmd(idefloppy_pc_t *pc)
*/
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);
@ -433,7 +414,7 @@ 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 ide_atapi_pc *pc = floppy->pc;
struct request *rq = pc->rq;
xfer_func_t *xferfunc;
unsigned int temp;
@ -450,7 +431,7 @@ static ide_startstop_t idefloppy_pc_intr (ide_drive_t *drive)
rq_data_dir(rq) ? "write" : "read");
pc->flags |= PC_FLAG_DMA_ERROR;
} else {
pc->actually_transferred = pc->request_transfer;
pc->xferred = pc->req_xfer;
idefloppy_update_buffers(drive, pc);
}
debug_log("DMA finished\n");
@ -462,7 +443,7 @@ static ide_startstop_t idefloppy_pc_intr (ide_drive_t *drive)
/* No more interrupts */
if ((stat & DRQ_STAT) == 0) {
debug_log("Packet command completed, %d bytes transferred\n",
pc->actually_transferred);
pc->xferred);
pc->flags &= ~PC_FLAG_DMA_IN_PROGRESS;
local_irq_enable_in_hardirq();
@ -485,7 +466,7 @@ static ide_startstop_t idefloppy_pc_intr (ide_drive_t *drive)
if (floppy->failed_pc == pc)
floppy->failed_pc = NULL;
/* Command finished - Call the callback function */
pc->callback(drive);
pc->idefloppy_callback(drive);
return ide_stopped;
}
@ -517,9 +498,9 @@ static ide_startstop_t idefloppy_pc_intr (ide_drive_t *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) {
temp = pc->xferred + bcount;
if (temp > pc->req_xfer) {
if (temp > pc->buf_size) {
printk(KERN_ERR "ide-floppy: The floppy wants "
"to send us more data than expected "
"- discarding data\n");
@ -540,15 +521,15 @@ static ide_startstop_t idefloppy_pc_intr (ide_drive_t *drive)
else
xferfunc = hwif->atapi_input_bytes;
if (pc->buffer)
xferfunc(drive, pc->current_position, bcount);
if (pc->buf)
xferfunc(drive, pc->cur_pos, 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;
pc->xferred += bcount;
pc->cur_pos += bcount;
/* And set the interrupt handler again */
ide_set_handler(drive, &idefloppy_pc_intr, IDEFLOPPY_WAIT_CMD, NULL);
@ -640,7 +621,7 @@ static ide_startstop_t idefloppy_transfer_pc1(ide_drive_t *drive)
}
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 &&
@ -656,7 +637,7 @@ static void ide_floppy_report_error(idefloppy_floppy_t *floppy,
}
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;
@ -677,7 +658,7 @@ static ide_startstop_t idefloppy_issue_pc(ide_drive_t *drive,
pc->error = IDEFLOPPY_ERROR_GENERAL;
floppy->failed_pc = NULL;
pc->callback(drive);
pc->idefloppy_callback(drive);
return ide_stopped;
}
@ -685,9 +666,9 @@ static ide_startstop_t idefloppy_issue_pc(ide_drive_t *drive,
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);
pc->xferred = 0;
pc->cur_pos = pc->buf;
bcount = min(pc->req_xfer, 63 * 1024);
if (pc->flags & PC_FLAG_DMA_ERROR) {
pc->flags &= ~PC_FLAG_DMA_ERROR;
@ -715,7 +696,7 @@ static ide_startstop_t idefloppy_issue_pc(ide_drive_t *drive,
/* immediate */
pkt_xfer_routine = &idefloppy_transfer_pc;
}
if (floppy->flags & IDEFLOPPY_FLAG_DRQ_INTERRUPT) {
/* Issue the packet command */
ide_execute_command(drive, WIN_PACKETCMD,
@ -738,7 +719,7 @@ static void idefloppy_rw_callback(ide_drive_t *drive)
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);
@ -747,39 +728,39 @@ static void idefloppy_create_prevent_cmd(idefloppy_pc_t *pc, int 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 */
@ -800,24 +781,24 @@ static void idefloppy_create_mode_sense_cmd(idefloppy_pc_t *pc, u8 page_code,
"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)
static void idefloppy_create_test_unit_ready_cmd(struct ide_atapi_pc *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;
@ -832,41 +813,41 @@ static void idefloppy_create_rw_cmd(idefloppy_floppy_t *floppy,
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;
pc->idefloppy_callback = &idefloppy_rw_callback;
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->buf = NULL;
pc->req_xfer = pc->buf_size = blocks * floppy->block_size;
pc->flags |= PC_FLAG_DMA_RECOMMENDED;
}
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;
pc->idefloppy_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;
/*
* 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",
@ -896,7 +877,7 @@ static ide_startstop_t idefloppy_do_request(ide_drive_t *drive,
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);
@ -915,7 +896,7 @@ static ide_startstop_t idefloppy_do_request(ide_drive_t *drive,
* 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;
@ -935,7 +916,7 @@ static int idefloppy_queue_pc_tail(ide_drive_t *drive, idefloppy_pc_t *pc)
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;
@ -949,16 +930,16 @@ static int ide_floppy_get_flexible_disk_page(ide_drive_t *drive)
" 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_cpu(*(u16 *)&pc.buf[8 + 2]);
sector_size = be16_to_cpu(*(u16 *)&pc.buf[8 + 6]);
cyls = be16_to_cpu(*(u16 *)&pc.buf[8 + 8]);
rpm = be16_to_cpu(*(u16 *)&pc.buf[8 + 28]);
heads = pc.buf[8 + 4];
sectors = pc.buf[8 + 5];
capacity = cyls * heads * sectors * sector_size;
@ -987,7 +968,7 @@ static int ide_floppy_get_flexible_disk_page(ide_drive_t *drive)
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,
@ -997,7 +978,7 @@ static int idefloppy_get_sfrp_bit(ide_drive_t *drive)
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);
}
@ -1008,7 +989,7 @@ static int idefloppy_get_sfrp_bit(ide_drive_t *drive)
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;
@ -1024,15 +1005,15 @@ static int ide_floppy_get_capacity(ide_drive_t *drive)
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_cpu(*(u32 *)&pc.buf[desc_start]);
length = be16_to_cpu(*(u16 *)&pc.buf[desc_start + 6]);
debug_log("Descriptor %d: %dkB, %d blocks, %d sector size\n",
i, blocks * length / 1024, blocks, length);
@ -1043,7 +1024,7 @@ static int ide_floppy_get_capacity(ide_drive_t *drive)
* 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))
@ -1088,7 +1069,7 @@ static int ide_floppy_get_capacity(ide_drive_t *drive)
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 */
@ -1120,7 +1101,7 @@ static int ide_floppy_get_capacity(ide_drive_t *drive)
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;
@ -1136,7 +1117,7 @@ static int ide_floppy_get_format_capacities(ide_drive_t *drive, int __user *arg)
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;
@ -1153,8 +1134,8 @@ static int ide_floppy_get_format_capacities(ide_drive_t *drive, int __user *arg)
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_cpu(*(u32 *)&pc.buf[desc_start]);
length = be16_to_cpu(*(u16 *)&pc.buf[desc_start + 6]);
if (put_user(blocks, argp))
return(-EFAULT);
@ -1185,7 +1166,7 @@ static int ide_floppy_get_format_capacities(ide_drive_t *drive, int __user *arg)
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) {
@ -1391,7 +1372,7 @@ static int idefloppy_open(struct inode *inode, struct file *filp)
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__);
@ -1454,7 +1435,7 @@ static int idefloppy_release(struct inode *inode, struct file *filp)
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__);
@ -1486,8 +1467,8 @@ static int idefloppy_getgeo(struct block_device *bdev, struct hd_geometry *geo)
return 0;
}
static int ide_floppy_lockdoor(idefloppy_floppy_t *floppy, idefloppy_pc_t *pc,
unsigned long arg, unsigned int cmd)
static int ide_floppy_lockdoor(idefloppy_floppy_t *floppy,
struct ide_atapi_pc *pc, unsigned long arg, unsigned int cmd)
{
if (floppy->openers > 1)
return -EBUSY;
@ -1516,7 +1497,7 @@ static int ide_floppy_format_unit(idefloppy_floppy_t *floppy,
int __user *arg)
{
int blocks, length, flags, err = 0;
idefloppy_pc_t pc;
struct ide_atapi_pc pc;
if (floppy->openers > 1) {
/* Don't format if someone is using the disk */
@ -1567,7 +1548,7 @@ static int idefloppy_ioctl(struct inode *inode, struct file *file,
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;