diff options
| author | Wolfram Sang <wsa+renesas@sang-engineering.com> | 2016-04-26 17:55:25 +0200 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2016-05-02 10:33:39 +0200 |
| commit | 958401266e5812619b04765bef23712a72badd55 (patch) | |
| tree | 039347f25eff2265dcd4255c745f44f5440708c4 /drivers/mmc | |
| parent | 4da986703882b2987b5731e8b31b88eece8c2fbb (diff) | |
| download | talos-obmc-linux-958401266e5812619b04765bef23712a72badd55.tar.gz talos-obmc-linux-958401266e5812619b04765bef23712a72badd55.zip | |
mmc: tmio: simplify irq handler
Having just one irq handler again, let's include the 'card_status'
function in the main handler which is way more readable. Drop a useless
debug output while here. It should be a dev_dbg in case we ever need it
again.
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/host/tmio_mmc_pio.c | 23 |
1 files changed, 8 insertions, 15 deletions
diff --git a/drivers/mmc/host/tmio_mmc_pio.c b/drivers/mmc/host/tmio_mmc_pio.c index 3bcfd922c89c..5712b4236f0a 100644 --- a/drivers/mmc/host/tmio_mmc_pio.c +++ b/drivers/mmc/host/tmio_mmc_pio.c @@ -626,19 +626,6 @@ out: spin_unlock(&host->lock); } -static void tmio_mmc_card_irq_status(struct tmio_mmc_host *host, - int *ireg, int *status) -{ - *status = sd_ctrl_read32(host, CTL_STATUS); - *ireg = *status & TMIO_MASK_IRQ & ~host->sdcard_irq_mask; - - pr_debug_status(*status); - pr_debug_status(*ireg); - - /* Clear the status except the interrupt status */ - sd_ctrl_write32(host, CTL_STATUS, TMIO_MASK_IRQ); -} - static bool __tmio_mmc_card_detect_irq(struct tmio_mmc_host *host, int ireg, int status) { @@ -716,9 +703,15 @@ irqreturn_t tmio_mmc_irq(int irq, void *devid) struct tmio_mmc_host *host = devid; unsigned int ireg, status; - pr_debug("MMC IRQ begin\n"); + status = sd_ctrl_read32(host, CTL_STATUS); + ireg = status & TMIO_MASK_IRQ & ~host->sdcard_irq_mask; + + pr_debug_status(status); + pr_debug_status(ireg); + + /* Clear the status except the interrupt status */ + sd_ctrl_write32(host, CTL_STATUS, TMIO_MASK_IRQ); - tmio_mmc_card_irq_status(host, &ireg, &status); if (__tmio_mmc_card_detect_irq(host, ireg, status)) return IRQ_HANDLED; if (__tmio_mmc_sdcard_irq(host, ireg, status)) |
