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staging: rts5139: remove disabled XD_SPEEDUP code
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Signed-off-by: Oleksij Rempel <bug-track@fisher-privat.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Oleksij Rempel authored and Greg Kroah-Hartman committed May 9, 2012
1 parent a7f6251 commit 174b8d9
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Showing 2 changed files with 0 additions and 108 deletions.
1 change: 0 additions & 1 deletion drivers/staging/rts5139/rts51x_chip.h
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Original file line number Diff line number Diff line change
Expand Up @@ -57,7 +57,6 @@
#define SUPPORT_OCP

#define MS_SPEEDUP
/* #define XD_SPEEDUP */

#define SD_XD_IO_FOLLOW_PWR

Expand Down
107 changes: 0 additions & 107 deletions drivers/staging/rts5139/xd.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1182,91 +1182,6 @@ static int xd_copy_page(struct rts51x_chip *chip,
return STATUS_SUCCESS;
}

#ifdef XD_SPEEDUP
static int xd_auto_copy_page(struct rts51x_chip *chip,
u32 old_blk, u32 new_blk,
u8 start_page, u8 end_page)
{
struct xd_info *xd_card = &(chip->xd_card);
u32 old_page, new_page;
int retval;
u8 page_count;

RTS51X_DEBUGP("Auto copy page from block 0x%x to block 0x%x\n",
old_blk, new_blk);

if (start_page > end_page)
TRACE_RET(chip, STATUS_FAIL);

page_count = end_page - start_page;

if ((old_blk == BLK_NOT_FOUND) || (new_blk == BLK_NOT_FOUND))
TRACE_RET(chip, STATUS_FAIL);

old_page = (old_blk << xd_card->block_shift) + start_page;
new_page = (new_blk << xd_card->block_shift) + start_page;

XD_CLR_BAD_NEWBLK(xd_card);

rts51x_init_cmd(chip);

rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_WAITTIME, 0x03, WAIT_FF);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_PAGELEN, 0xFF, page_count);

rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_READADDR0, 0xFF, 0);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_READADDR1, 0xFF,
(u8) old_page);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_READADDR2, 0xFF,
(u8) (old_page >> 8));
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_READADDR3, 0xFF,
(u8) (old_page >> 16));
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_READADDR4, 0xFF, 0);

rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_WRITEADDR0, 0xFF, 0);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_WRITEADDR1, 0xFF,
(u8) new_page);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_WRITEADDR2, 0xFF,
(u8) (new_page >> 8));
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_WRITEADDR3, 0xFF,
(u8) (new_page >> 16));
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_WRITEADDR4, 0xFF, 0);

rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE, 0x01,
PINGPONG_BUFFER);

rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CFG,
XD_BA_TRANSFORM | XD_ADDR_MASK, 0 | xd_card->addr_cycle);

rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CHK_DATA_STATUS,
XD_AUTO_CHK_DATA_STATUS, 0);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
XD_TRANSFER_START | XD_COPY_PAGES);
rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, XD_TRANSFER_END,
XD_TRANSFER_END);

retval = rts51x_send_cmd(chip, MODE_CR, 100);
if (retval != STATUS_SUCCESS) {
rts51x_clear_xd_error(chip);
TRACE_GOTO(chip, Copy_Fail);
}

retval = rts51x_get_rsp(chip, 1, 800);
if (retval != STATUS_SUCCESS) {
rts51x_clear_xd_error(chip);
TRACE_GOTO(chip, Copy_Fail);
}

return STATUS_SUCCESS;

Copy_Fail:
retval = xd_copy_page(chip, old_blk, new_blk, start_page, end_page);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, retval);

return STATUS_SUCCESS;
}
#endif

static int xd_reset_cmd(struct rts51x_chip *chip)
{
int retval;
Expand Down Expand Up @@ -1686,15 +1601,9 @@ static int xd_read_multiple_pages(struct rts51x_chip *chip, u32 phy_blk,
XD_CLR_BAD_OLDBLK(xd_card);
TRACE_RET(chip, STATUS_FAIL);
}
#ifdef XD_SPEEDUP
retval =
xd_auto_copy_page(chip, phy_blk, new_blk, 0,
xd_card->page_off + 1);
#else
retval =
xd_copy_page(chip, phy_blk, new_blk, 0,
xd_card->page_off + 1);
#endif
if (retval != STATUS_SUCCESS) {
if (!XD_CHK_BAD_NEWBLK(xd_card)) {
retval = xd_erase_block(chip, new_blk);
Expand Down Expand Up @@ -1741,13 +1650,8 @@ static int xd_finish_write(struct rts51x_chip *chip,
TRACE_RET(chip, STATUS_FAIL);
}
} else {
#ifdef XD_SPEEDUP
retval = xd_auto_copy_page(chip, old_blk, new_blk,
page_off, xd_card->page_off + 1);
#else
retval = xd_copy_page(chip, old_blk, new_blk,
page_off, xd_card->page_off + 1);
#endif
if (retval != STATUS_SUCCESS) {
if (!XD_CHK_BAD_NEWBLK(xd_card)) {
retval = xd_erase_block(chip, new_blk);
Expand Down Expand Up @@ -1789,11 +1693,7 @@ static int xd_prepare_write(struct rts51x_chip *chip,
old_blk, new_blk, log_blk, (int)page_off);

if (page_off) {
#ifdef XD_SPEEDUP
retval = xd_auto_copy_page(chip, old_blk, new_blk, 0, page_off);
#else
retval = xd_copy_page(chip, old_blk, new_blk, 0, page_off);
#endif
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, retval);
}
Expand Down Expand Up @@ -1999,18 +1899,11 @@ int xd_rw(struct scsi_cmnd *srb, struct rts51x_chip *chip, u32 start_sector,
(start_page > delay_write->pageoff)) {
delay_write->delay_write_flag = 0;
if (delay_write->old_phyblock != BLK_NOT_FOUND) {
#ifdef XD_SPEEDUP
retval = xd_auto_copy_page(chip,
delay_write->old_phyblock,
delay_write->new_phyblock,
delay_write->pageoff, start_page);
#else
retval = xd_copy_page(chip,
delay_write->old_phyblock,
delay_write->new_phyblock,
delay_write->pageoff,
start_page);
#endif
if (retval != STATUS_SUCCESS) {
set_sense_type(chip, lun,
SENSE_TYPE_MEDIA_WRITE_ERR);
Expand Down

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