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mmc: mediatek: make cmd_ints_mask to const

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cmd_ints_mask and data_ints_mask are constant value,
so make it to const

Signed-off-by: Chaotian Jing <chaotian.jing@mediatek.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Chaotian Jing 2015-10-27 14:24:23 +08:00 committed by Ulf Hansson
parent 2c21d26825
commit 726a9aac31
1 changed files with 6 additions and 9 deletions
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15
drivers/mmc/host/mtk-sd.c
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@ -353,7 +353,10 @@ static void msdc_reset_hw(struct msdc_host *host)
static void msdc_cmd_next(struct msdc_host *host,
struct mmc_request *mrq, struct mmc_command *cmd);
static u32 data_ints_mask = MSDC_INTEN_XFER_COMPL | MSDC_INTEN_DATTMO |
static const u32 cmd_ints_mask = MSDC_INTEN_CMDRDY | MSDC_INTEN_RSPCRCERR |
MSDC_INTEN_CMDTMO | MSDC_INTEN_ACMDRDY |
MSDC_INTEN_ACMDCRCERR | MSDC_INTEN_ACMDTMO;
static const u32 data_ints_mask = MSDC_INTEN_XFER_COMPL | MSDC_INTEN_DATTMO |
MSDC_INTEN_DATCRCERR | MSDC_INTEN_DMA_BDCSERR |
MSDC_INTEN_DMA_GPDCSERR | MSDC_INTEN_DMA_PROTECT;
@ -725,10 +728,7 @@ static bool msdc_cmd_done(struct msdc_host *host, int events,
if (done)
return true;
sdr_clr_bits(host->base + MSDC_INTEN, MSDC_INTEN_CMDRDY |
MSDC_INTEN_RSPCRCERR | MSDC_INTEN_CMDTMO |
MSDC_INTEN_ACMDRDY | MSDC_INTEN_ACMDCRCERR |
MSDC_INTEN_ACMDTMO);
sdr_clr_bits(host->base + MSDC_INTEN, cmd_ints_mask);
if (cmd->flags & MMC_RSP_PRESENT) {
if (cmd->flags & MMC_RSP_136) {
@ -818,10 +818,7 @@ static void msdc_start_command(struct msdc_host *host,
rawcmd = msdc_cmd_prepare_raw_cmd(host, mrq, cmd);
mod_delayed_work(system_wq, &host->req_timeout, DAT_TIMEOUT);
sdr_set_bits(host->base + MSDC_INTEN, MSDC_INTEN_CMDRDY |
MSDC_INTEN_RSPCRCERR | MSDC_INTEN_CMDTMO |
MSDC_INTEN_ACMDRDY | MSDC_INTEN_ACMDCRCERR |
MSDC_INTEN_ACMDTMO);
sdr_set_bits(host->base + MSDC_INTEN, cmd_ints_mask);
writel(cmd->arg, host->base + SDC_ARG);
writel(rawcmd, host->base + SDC_CMD);
}