diff options
| author | San Mehat <san@google.com> | 2009-11-02 18:46:09 -0800 |
|---|---|---|
| committer | Daniel Walker <dwalker@codeaurora.org> | 2010-03-18 12:57:57 -0700 |
| commit | b3fa579118b239e218e690f5ef76870aff6fe738 (patch) | |
| tree | d9d89a2608872deda3577f451c81b5ce6a0341cd /drivers/mmc | |
| parent | 4adbbcc7b6cfb3dcf5ab49b06edb7752391b0e80 (diff) | |
mmc: msm_sdcc: Snoop SDIO_CCCR_ABORT register
Signed-off-by: San Mehat <san@google.com>
Signed-off-by: Daniel Walker <dwalker@codeaurora.org>
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/host/msm_sdcc.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/mmc/host/msm_sdcc.c b/drivers/mmc/host/msm_sdcc.c index 977932a4bf4b..f4f7883271f0 100644 --- a/drivers/mmc/host/msm_sdcc.c +++ b/drivers/mmc/host/msm_sdcc.c @@ -26,6 +26,7 @@ #include <linux/log2.h> #include <linux/mmc/host.h> #include <linux/mmc/card.h> +#include <linux/mmc/sdio.h> #include <linux/clk.h> #include <linux/scatterlist.h> #include <linux/platform_device.h> @@ -355,6 +356,16 @@ msmsdcc_start_data(struct msmsdcc_host *host, struct mmc_data *data) } } +static int +snoop_cccr_abort(struct mmc_command *cmd) +{ + if ((cmd->opcode == 52) && + (cmd->arg & 0x80000000) && + (((cmd->arg >> 9) & 0x1ffff) == SDIO_CCCR_ABORT)) + return 1; + return 0; +} + static void msmsdcc_start_command(struct msmsdcc_host *host, struct mmc_command *cmd, u32 c) { @@ -381,6 +392,9 @@ msmsdcc_start_command(struct msmsdcc_host *host, struct mmc_command *cmd, u32 c) if (cmd == cmd->mrq->stop) c |= MCI_CSPM_MCIABORT; + if (snoop_cccr_abort(cmd)) + c |= MCI_CSPM_MCIABORT; + host->curr.cmd = cmd; host->stats.cmds++; |