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mmc: remove confusing flag 

The MMC_DATA_MULTI flag never had a proper definition of what it
means, so remove it and let the drivers check the block count in
the request.

Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
This commit is contained in:
Pierre Ossman 2007-07-24 21:11:47 +02:00
parent 255d01af9a
commit be0192aae1
4 changed files with 16 additions and 16 deletions
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1
drivers/mmc/card/block.c
View File

@ -241,7 +241,6 @@ static int mmc_blk_issue_rq(struct mmc_queue *mq, struct request *req)
brq.data.blocks = 1;
if (brq.data.blocks > 1) {
brq.data.flags |= MMC_DATA_MULTI;
brq.mrq.stop = &brq.stop;
readcmd = MMC_READ_MULTIPLE_BLOCK;
writecmd = MMC_WRITE_MULTIPLE_BLOCK;

4
drivers/mmc/host/at91_mci.c
View File

@ -328,7 +328,7 @@ static void at91_mci_handle_transmitted(struct at91mci_host *host)
data = cmd->data;
if (!data) return;
if (cmd->data->flags & MMC_DATA_MULTI) {
if (cmd->data->blocks > 1) {
pr_debug("multiple write : wait for BLKE...\n");
at91_mci_write(host, AT91_MCI_IER, AT91_MCI_BLKE);
} else
@ -439,7 +439,7 @@ static void at91_mci_send_command(struct at91mci_host *host, struct mmc_command
if (data->flags & MMC_DATA_STREAM)
cmdr |= AT91_MCI_TRTYP_STREAM;
if (data->flags & MMC_DATA_MULTI)
if (data->blocks > 1)
cmdr |= AT91_MCI_TRTYP_MULTIPLE;
}
else {

26
drivers/mmc/host/au1xmmc.c
View File

@ -186,7 +186,7 @@ static void au1xmmc_tasklet_finish(unsigned long param)
}
static int au1xmmc_send_command(struct au1xmmc_host *host, int wait,
struct mmc_command *cmd, unsigned int flags)
struct mmc_command *cmd, struct mmc_data *data)
{
u32 mmccmd = (cmd->opcode << SD_CMD_CI_SHIFT);
@ -211,16 +211,18 @@ static int au1xmmc_send_command(struct au1xmmc_host *host, int wait,
return -EINVAL;
}
if (flags & MMC_DATA_READ) {
if (flags & MMC_DATA_MULTI)
mmccmd |= SD_CMD_CT_4;
else
mmccmd |= SD_CMD_CT_2;
} else if (flags & MMC_DATA_WRITE) {
if (flags & MMC_DATA_MULTI)
mmccmd |= SD_CMD_CT_3;
else
mmccmd |= SD_CMD_CT_1;
if (data) {
if (flags & MMC_DATA_READ) {
if (data->blocks > 1)
mmccmd |= SD_CMD_CT_4;
else
mmccmd |= SD_CMD_CT_2;
} else if (flags & MMC_DATA_WRITE) {
if (data->blocks > 1)
mmccmd |= SD_CMD_CT_3;
else
mmccmd |= SD_CMD_CT_1;
}
}
au_writel(cmd->arg, HOST_CMDARG(host));
@ -673,7 +675,7 @@ static void au1xmmc_request(struct mmc_host* mmc, struct mmc_request* mrq)
}
if (!ret)
ret = au1xmmc_send_command(host, 0, mrq->cmd, flags);
ret = au1xmmc_send_command(host, 0, mrq->cmd, mrq->data);
if (ret) {
mrq->cmd->error = ret;

1
include/linux/mmc/core.h
View File

@ -83,7 +83,6 @@ struct mmc_data {
#define MMC_DATA_WRITE (1 << 8)
#define MMC_DATA_READ (1 << 9)
#define MMC_DATA_STREAM (1 << 10)
#define MMC_DATA_MULTI (1 << 11)
unsigned int bytes_xfered;