*/
#define IDETAPE_MAX_PC_RETRIES 3
-/*
- * With each packet command, we allocate a buffer of IDETAPE_PC_BUFFER_SIZE
- * bytes. This is used for several packet commands (Not for READ/WRITE commands)
- */
-#define IDETAPE_PC_BUFFER_SIZE 256
-
/*
* Some drives (for example, Seagate STT3401A Travan) require a very long
* timeout, because they don't return an interrupt or clear their busy bit
idetape_end_request(drive, uptodate, 0);
}
-static void idetape_init_pc(struct ide_atapi_pc *pc)
-{
- memset(pc->c, 0, 12);
- pc->retries = 0;
- pc->flags = 0;
- pc->req_xfer = 0;
- pc->buf = pc->pc_buf;
- pc->buf_size = IDETAPE_PC_BUFFER_SIZE;
- pc->bh = NULL;
- pc->b_data = NULL;
-}
-
static void idetape_create_request_sense_cmd(struct ide_atapi_pc *pc)
{
- idetape_init_pc(pc);
+ ide_init_pc(pc);
pc->c[0] = REQUEST_SENSE;
pc->c[4] = 20;
pc->req_xfer = 20;
/* A mode sense command is used to "sense" tape parameters. */
static void idetape_create_mode_sense_cmd(struct ide_atapi_pc *pc, u8 page_code)
{
- idetape_init_pc(pc);
+ ide_init_pc(pc);
pc->c[0] = MODE_SENSE;
if (page_code != IDETAPE_BLOCK_DESCRIPTOR)
/* DBD = 1 - Don't return block descriptors */
struct idetape_bh *bh = (struct idetape_bh *)rq->special;
unsigned int length = rq->current_nr_sectors;
- idetape_init_pc(pc);
+ ide_init_pc(pc);
put_unaligned(cpu_to_be32(length), (unsigned int *) &pc->c[1]);
pc->c[1] = 1;
pc->bh = bh;
static void idetape_create_write_filemark_cmd(ide_drive_t *drive,
struct ide_atapi_pc *pc, int write_filemark)
{
- idetape_init_pc(pc);
+ ide_init_pc(pc);
pc->c[0] = WRITE_FILEMARKS;
pc->c[4] = write_filemark;
pc->flags |= PC_FLAG_WAIT_FOR_DSC;
static void idetape_create_test_unit_ready_cmd(struct ide_atapi_pc *pc)
{
- idetape_init_pc(pc);
+ ide_init_pc(pc);
pc->c[0] = TEST_UNIT_READY;
}
static void idetape_create_load_unload_cmd(ide_drive_t *drive,
struct ide_atapi_pc *pc, int cmd)
{
- idetape_init_pc(pc);
+ ide_init_pc(pc);
pc->c[0] = START_STOP;
pc->c[4] = cmd;
pc->flags |= PC_FLAG_WAIT_FOR_DSC;
static void idetape_create_read_position_cmd(struct ide_atapi_pc *pc)
{
- idetape_init_pc(pc);
+ ide_init_pc(pc);
pc->c[0] = READ_POSITION;
pc->req_xfer = 20;
}
struct ide_atapi_pc *pc,
unsigned int block, u8 partition, int skip)
{
- idetape_init_pc(pc);
+ ide_init_pc(pc);
pc->c[0] = POSITION_TO_ELEMENT;
pc->c[1] = 2;
put_unaligned(cpu_to_be32(block), (unsigned int *) &pc->c[3]);
if (!(tape->caps[6] & 0x01))
return 0;
- idetape_init_pc(pc);
+ ide_init_pc(pc);
pc->c[0] = ALLOW_MEDIUM_REMOVAL;
pc->c[4] = prevent;
return 1;
static void idetape_create_inquiry_cmd(struct ide_atapi_pc *pc)
{
- idetape_init_pc(pc);
+ ide_init_pc(pc);
pc->c[0] = INQUIRY;
pc->c[4] = 254;
pc->req_xfer = 254;
static void idetape_create_rewind_cmd(ide_drive_t *drive,
struct ide_atapi_pc *pc)
{
- idetape_init_pc(pc);
+ ide_init_pc(pc);
pc->c[0] = REZERO_UNIT;
pc->flags |= PC_FLAG_WAIT_FOR_DSC;
}
static void idetape_create_erase_cmd(struct ide_atapi_pc *pc)
{
- idetape_init_pc(pc);
+ ide_init_pc(pc);
pc->c[0] = ERASE;
pc->c[1] = 1;
pc->flags |= PC_FLAG_WAIT_FOR_DSC;
static void idetape_create_space_cmd(struct ide_atapi_pc *pc, int count, u8 cmd)
{
- idetape_init_pc(pc);
+ ide_init_pc(pc);
pc->c[0] = SPACE;
put_unaligned(cpu_to_be32(count), (unsigned int *) &pc->c[1]);
pc->c[1] = cmd;