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authorIngo Molnar <mingo@elte.hu>2008-07-18 10:14:56 +0200
committerIngo Molnar <mingo@elte.hu>2008-07-18 10:14:56 +0200
commit48ae74443403ab25876959e84785f61bf421ccef (patch)
treedd6d8277f2f0e691edf49a38ff9a804f9a1532d0 /drivers/ide/ide-floppy.c
parent1b82c9666a6f637ccb3a86d0fbe23d0427076815 (diff)
parent5b664cb235e97afbf34db9c4d77f08ebd725335e (diff)
Merge branch 'linus' into x86/step
Diffstat (limited to 'drivers/ide/ide-floppy.c')
-rw-r--r--drivers/ide/ide-floppy.c32
1 files changed, 12 insertions, 20 deletions
diff --git a/drivers/ide/ide-floppy.c b/drivers/ide/ide-floppy.c
index b3689437269..011d72011cc 100644
--- a/drivers/ide/ide-floppy.c
+++ b/drivers/ide/ide-floppy.c
@@ -351,10 +351,7 @@ static void ide_floppy_callback(ide_drive_t *drive)
static void idefloppy_init_pc(struct ide_atapi_pc *pc)
{
- memset(pc->c, 0, 12);
- pc->retries = 0;
- pc->flags = 0;
- pc->req_xfer = 0;
+ memset(pc, 0, sizeof(*pc));
pc->buf = pc->pc_buf;
pc->buf_size = IDEFLOPPY_PC_BUFFER_SIZE;
pc->callback = ide_floppy_callback;
@@ -561,12 +558,6 @@ static void idefloppy_create_start_stop_cmd(struct ide_atapi_pc *pc, int start)
pc->c[4] = start;
}
-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,
struct ide_atapi_pc *pc, struct request *rq,
unsigned long sector)
@@ -711,10 +702,10 @@ static int ide_floppy_get_flexible_disk_page(ide_drive_t *drive)
set_disk_ro(floppy->disk, floppy->wp);
page = &pc.buf[8];
- 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]);
+ 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];
@@ -789,8 +780,8 @@ static int ide_floppy_get_capacity(ide_drive_t *drive)
for (i = 0; i < desc_cnt; i++) {
unsigned int desc_start = 4 + i*8;
- blocks = be32_to_cpu(*(u32 *)&pc.buf[desc_start]);
- length = be16_to_cpu(*(u16 *)&pc.buf[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);
@@ -911,8 +902,8 @@ 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.buf[desc_start]);
- length = be16_to_cpu(*(u16 *)&pc.buf[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);
@@ -1138,7 +1129,6 @@ static ide_driver_t idefloppy_driver = {
.do_request = idefloppy_do_request,
.end_request = idefloppy_end_request,
.error = __ide_error,
- .abort = __ide_abort,
#ifdef CONFIG_IDE_PROC_FS
.proc = idefloppy_proc,
#endif
@@ -1166,7 +1156,9 @@ static int idefloppy_open(struct inode *inode, struct file *filp)
floppy->flags &= ~IDEFLOPPY_FLAG_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);