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authorHeiner Kallweit <hkallweit1@gmail.com>2017-02-07 22:34:41 +0100
committerUlf Hansson <ulf.hansson@linaro.org>2017-02-14 09:10:55 +0100
commit690f90b628aaa5800244d0c6d06f2c0fa2d57e22 (patch)
tree3fad740b995fb9ca3a456d1fb98936d6a4214912 /drivers/mmc
parent5da86887638d7a833c75880b7fd8ba738aa102a7 (diff)
downloadlinux-690f90b628aaa5800244d0c6d06f2c0fa2d57e22.tar.bz2
mmc: meson-gx: improve meson_mmc_irq_thread
Remove unneeded variable ret and simplify the if block. Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com> Acked-by: Kevin Hilman <khilman@baylibre.com> Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers/mmc')
-rw-r--r--drivers/mmc/host/meson-gx-mmc.c15
1 files changed, 6 insertions, 9 deletions
diff --git a/drivers/mmc/host/meson-gx-mmc.c b/drivers/mmc/host/meson-gx-mmc.c
index d6a4dfae5ed7..dd7f936c974e 100644
--- a/drivers/mmc/host/meson-gx-mmc.c
+++ b/drivers/mmc/host/meson-gx-mmc.c
@@ -666,7 +666,6 @@ static irqreturn_t meson_mmc_irq_thread(int irq, void *dev_id)
struct mmc_command *cmd = host->cmd;
struct mmc_data *data;
unsigned int xfer_bytes;
- int ret = IRQ_HANDLED;
if (WARN_ON(!mrq))
return IRQ_NONE;
@@ -675,14 +674,12 @@ static irqreturn_t meson_mmc_irq_thread(int irq, void *dev_id)
return IRQ_NONE;
data = cmd->data;
- if (data) {
+ if (data && data->flags & MMC_DATA_READ) {
xfer_bytes = data->blksz * data->blocks;
- if (data->flags & MMC_DATA_READ) {
- WARN_ON(xfer_bytes > host->bounce_buf_size);
- sg_copy_from_buffer(data->sg, data->sg_len,
- host->bounce_buf, xfer_bytes);
- data->bytes_xfered = xfer_bytes;
- }
+ WARN_ON(xfer_bytes > host->bounce_buf_size);
+ sg_copy_from_buffer(data->sg, data->sg_len,
+ host->bounce_buf, xfer_bytes);
+ data->bytes_xfered = xfer_bytes;
}
meson_mmc_read_resp(host->mmc, cmd);
@@ -691,7 +688,7 @@ static irqreturn_t meson_mmc_irq_thread(int irq, void *dev_id)
else
meson_mmc_start_cmd(host->mmc, data->stop);
- return ret;
+ return IRQ_HANDLED;
}
/*