diff options
| author | Kyoungil Kim <ki0351.kim@samsung.com> | 2012-05-14 10:38:48 +0200 |
|---|---|---|
| committer | Chris Ball <cjb@laptop.org> | 2012-05-17 14:34:48 +0200 |
| commit | 705ad0472bd55fa38e6c594b2d6318c31e86068a (patch) | |
| tree | 2b6bff273156a1dd55b43d625bc1ab4a8a44c4ff /drivers/mmc/host | |
| parent | mmc: omap: convert to module_platform_driver (diff) | |
| download | linux-705ad0472bd55fa38e6c594b2d6318c31e86068a.tar.xz linux-705ad0472bd55fa38e6c594b2d6318c31e86068a.zip | |
mmc: dw_mmc: Fixed sdio interrupt mask bit setting bug
The sdio interrupt mask bits are arranged in [31:16].
(1 << SDMMC_INT_SDIO(slot->id))) does 16 bits left shift twice.
So this patch changes to do 16 bits left shift only one time.
Signed-off-by: Kyoungil Kim <ki0351.kim@samsung.com>
Acked-by: Shashidhar Hiremath <shashidharh@vayavyalabs.com>
Acked-by: Will Newton <will.newton@imgtec.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
Diffstat (limited to 'drivers/mmc/host')
| -rw-r--r-- | drivers/mmc/host/dw_mmc.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c index 1532357787cb..9bbf45f8c538 100644 --- a/drivers/mmc/host/dw_mmc.c +++ b/drivers/mmc/host/dw_mmc.c @@ -857,10 +857,10 @@ static void dw_mci_enable_sdio_irq(struct mmc_host *mmc, int enb) int_mask = mci_readl(host, INTMASK); if (enb) { mci_writel(host, INTMASK, - (int_mask | (1 << SDMMC_INT_SDIO(slot->id)))); + (int_mask | SDMMC_INT_SDIO(slot->id))); } else { mci_writel(host, INTMASK, - (int_mask & ~(1 << SDMMC_INT_SDIO(slot->id)))); + (int_mask & ~SDMMC_INT_SDIO(slot->id))); } } |