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authorPierre Ossman <drzeus@drzeus.cx>2007-07-24 19:16:54 +0200
committerPierre Ossman <drzeus@drzeus.cx>2007-09-23 09:15:00 +0200
commitb146d26a61e0feab2f12a98ae83fd352830899c0 (patch)
treeb05f5197e6f5315197f34e3f406b93ad06b6b80b
parentd7604d76351f7745d0e62d9f2bbcbb917c9013f3 (diff)
downloadop-kernel-dev-b146d26a61e0feab2f12a98ae83fd352830899c0.zip
op-kernel-dev-b146d26a61e0feab2f12a98ae83fd352830899c0.tar.gz
mmc: mmc_set_data_timeout() parameter write is redundant
The write parameter in mmc_set_data_timeout() is redundant as the data structure contains information about the direction of the transfer. Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
-rw-r--r--drivers/mmc/card/block.c4
-rw-r--r--drivers/mmc/core/core.c8
-rw-r--r--drivers/mmc/core/mmc_ops.c2
-rw-r--r--drivers/mmc/core/sd_ops.c4
-rw-r--r--include/linux/mmc/core.h2
5 files changed, 9 insertions, 11 deletions
diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c
index 0da341a..9abf29f 100644
--- a/drivers/mmc/card/block.c
+++ b/drivers/mmc/card/block.c
@@ -229,8 +229,6 @@ static int mmc_blk_issue_rq(struct mmc_queue *mq, struct request *req)
if (brq.data.blocks > card->host->max_blk_count)
brq.data.blocks = card->host->max_blk_count;
- mmc_set_data_timeout(&brq.data, card, rq_data_dir(req) != READ);
-
/*
* If the host doesn't support multiple block writes, force
* block writes to single block. SD cards are excepted from
@@ -261,6 +259,8 @@ static int mmc_blk_issue_rq(struct mmc_queue *mq, struct request *req)
brq.data.flags |= MMC_DATA_WRITE;
}
+ mmc_set_data_timeout(&brq.data, card);
+
brq.data.sg = mq->sg;
brq.data.sg_len = mmc_queue_map_sg(mq);
diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c
index 63b6729..51e611f 100644
--- a/drivers/mmc/core/core.c
+++ b/drivers/mmc/core/core.c
@@ -220,13 +220,11 @@ EXPORT_SYMBOL(mmc_wait_for_cmd);
* mmc_set_data_timeout - set the timeout for a data command
* @data: data phase for command
* @card: the MMC card associated with the data transfer
- * @write: flag to differentiate reads from writes
*
* Computes the data timeout parameters according to the
* correct algorithm given the card type.
*/
-void mmc_set_data_timeout(struct mmc_data *data, const struct mmc_card *card,
- int write)
+void mmc_set_data_timeout(struct mmc_data *data, const struct mmc_card *card)
{
unsigned int mult;
@@ -239,7 +237,7 @@ void mmc_set_data_timeout(struct mmc_data *data, const struct mmc_card *card,
* Scale up the multiplier (and therefore the timeout) by
* the r2w factor for writes.
*/
- if (write)
+ if (data->flags & MMC_DATA_WRITE)
mult <<= card->csd.r2w_factor;
data->timeout_ns = card->csd.tacc_ns * mult;
@@ -255,7 +253,7 @@ void mmc_set_data_timeout(struct mmc_data *data, const struct mmc_card *card,
timeout_us += data->timeout_clks * 1000 /
(card->host->ios.clock / 1000);
- if (write)
+ if (data->flags & MMC_DATA_WRITE)
limit_us = 250000;
else
limit_us = 100000;
diff --git a/drivers/mmc/core/mmc_ops.c b/drivers/mmc/core/mmc_ops.c
index 15cd575..39567f9 100644
--- a/drivers/mmc/core/mmc_ops.c
+++ b/drivers/mmc/core/mmc_ops.c
@@ -214,7 +214,7 @@ int mmc_send_ext_csd(struct mmc_card *card, u8 *ext_csd)
sg_init_one(&sg, ext_csd, 512);
- mmc_set_data_timeout(&data, card, 0);
+ mmc_set_data_timeout(&data, card);
mmc_wait_for_req(card->host, &mrq);
diff --git a/drivers/mmc/core/sd_ops.c b/drivers/mmc/core/sd_ops.c
index b4d43bd..491e030 100644
--- a/drivers/mmc/core/sd_ops.c
+++ b/drivers/mmc/core/sd_ops.c
@@ -252,7 +252,7 @@ int mmc_app_send_scr(struct mmc_card *card, u32 *scr)
sg_init_one(&sg, scr, 8);
- mmc_set_data_timeout(&data, card, 0);
+ mmc_set_data_timeout(&data, card);
mmc_wait_for_req(card->host, &mrq);
@@ -302,7 +302,7 @@ int mmc_sd_switch(struct mmc_card *card, int mode, int group,
sg_init_one(&sg, resp, 64);
- mmc_set_data_timeout(&data, card, 0);
+ mmc_set_data_timeout(&data, card);
mmc_wait_for_req(card->host, &mrq);
diff --git a/include/linux/mmc/core.h b/include/linux/mmc/core.h
index a2b7951..2a03f8b 100644
--- a/include/linux/mmc/core.h
+++ b/include/linux/mmc/core.h
@@ -111,7 +111,7 @@ extern int mmc_wait_for_cmd(struct mmc_host *, struct mmc_command *, int);
extern int mmc_wait_for_app_cmd(struct mmc_host *, struct mmc_card *,
struct mmc_command *, int);
-extern void mmc_set_data_timeout(struct mmc_data *, const struct mmc_card *, int);
+extern void mmc_set_data_timeout(struct mmc_data *, const struct mmc_card *);
extern void mmc_claim_host(struct mmc_host *host);
extern void mmc_release_host(struct mmc_host *host);
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