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ide-tape: remove struct idetape_read_position_result_t

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There should be no functional changes resulting from this patch.

Bart:
- remove needless "!!"

Signed-off-by: Borislav Petkov <petkovbb@gmail.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
This commit is contained in:
Borislav Petkov 2008-02-06 02:57:51 +01:00 committed by Bartlomiej Zolnierkiewicz
parent 8004a8c974
commit a2f5b7f42a
1 changed files with 16 additions and 30 deletions
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46
drivers/ide/ide-tape.c
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@ -571,24 +571,6 @@ struct idetape_id_gcw {
unsigned protocol :2; /* Protocol type */
};
/*
* READ POSITION packet command - Data Format (From Table 6-57)
*/
typedef struct {
unsigned reserved0_10 :2; /* Reserved */
unsigned bpu :1; /* Block Position Unknown */
unsigned reserved0_543 :3; /* Reserved */
unsigned eop :1; /* End Of Partition */
unsigned bop :1; /* Beginning Of Partition */
u8 partition; /* Partition Number */
u8 reserved2, reserved3; /* Reserved */
u32 first_block; /* First Block Location */
u32 last_block; /* Last Block Location (Optional) */
u8 reserved12; /* Reserved */
u8 blocks_in_buffer[3]; /* Blocks In Buffer - (Optional) */
u32 bytes_in_buffer; /* Bytes In Buffer (Optional) */
} idetape_read_position_result_t;
/* Structures related to the SELECT SENSE / MODE SENSE packet commands. */
#define IDETAPE_BLOCK_DESCRIPTOR 0
#define IDETAPE_CAPABILITIES_PAGE 0x2a
@ -2000,30 +1982,34 @@ static void idetape_wait_for_request (ide_drive_t *drive, struct request *rq)
spin_lock_irq(&tape->spinlock);
}
static ide_startstop_t idetape_read_position_callback (ide_drive_t *drive)
static ide_startstop_t idetape_read_position_callback(ide_drive_t *drive)
{
idetape_tape_t *tape = drive->driver_data;
idetape_read_position_result_t *result;
u8 *readpos = tape->pc->buffer;
debug_log(DBG_PROCS, "Enter %s\n", __func__);
if (!tape->pc->error) {
result = (idetape_read_position_result_t *) tape->pc->buffer;
debug_log(DBG_SENSE, "BOP - %s\n", result->bop ? "Yes" : "No");
debug_log(DBG_SENSE, "EOP - %s\n", result->eop ? "Yes" : "No");
debug_log(DBG_SENSE, "BOP - %s\n",
(readpos[0] & 0x80) ? "Yes" : "No");
debug_log(DBG_SENSE, "EOP - %s\n",
(readpos[0] & 0x40) ? "Yes" : "No");
if (result->bpu) {
printk(KERN_INFO "ide-tape: Block location is unknown to the tape\n");
if (readpos[0] & 0x4) {
printk(KERN_INFO "ide-tape: Block location is unknown"
"to the tape\n");
clear_bit(IDETAPE_ADDRESS_VALID, &tape->flags);
idetape_end_request(drive, 0, 0);
} else {
debug_log(DBG_SENSE, "Block Location - %u\n",
ntohl(result->first_block));
be32_to_cpu(*(u32 *)&readpos[4]));
tape->partition = result->partition;
tape->first_frame_position = ntohl(result->first_block);
tape->last_frame_position = ntohl(result->last_block);
tape->blocks_in_buffer = result->blocks_in_buffer[2];
tape->partition = readpos[1];
tape->first_frame_position =
be32_to_cpu(*(u32 *)&readpos[4]);
tape->last_frame_position =
be32_to_cpu(*(u32 *)&readpos[8]);
tape->blocks_in_buffer = readpos[15];
set_bit(IDETAPE_ADDRESS_VALID, &tape->flags);
idetape_end_request(drive, 1, 0);
}