mmc: squash lines for immediate return
These functions can be much simpler by squashing lines for immediate
return.
For *_bind() callbacks, they will be a simple wrapper function of an
upper-level bind API.
For mmc_set_{boot_bus_width,part_conf}, they will be a wrapper of
mmc_switch().
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Reviewed-by: Jaehoon Chung <jh80.chung@samsung.com>
diff --git a/drivers/mmc/atmel_sdhci.c b/drivers/mmc/atmel_sdhci.c
index dd6bd33..d8f8087 100644
--- a/drivers/mmc/atmel_sdhci.c
+++ b/drivers/mmc/atmel_sdhci.c
@@ -136,13 +136,8 @@
static int atmel_sdhci_bind(struct udevice *dev)
{
struct atmel_sdhci_plat *plat = dev_get_platdata(dev);
- int ret;
- ret = sdhci_bind(dev, &plat->mmc, &plat->cfg);
- if (ret)
- return ret;
-
- return 0;
+ return sdhci_bind(dev, &plat->mmc, &plat->cfg);
}
static const struct udevice_id atmel_sdhci_ids[] = {
diff --git a/drivers/mmc/exynos_dw_mmc.c b/drivers/mmc/exynos_dw_mmc.c
index 57271f1..568fed7 100644
--- a/drivers/mmc/exynos_dw_mmc.c
+++ b/drivers/mmc/exynos_dw_mmc.c
@@ -284,13 +284,8 @@
static int exynos_dwmmc_bind(struct udevice *dev)
{
struct exynos_mmc_plat *plat = dev_get_platdata(dev);
- int ret;
- ret = dwmci_bind(dev, &plat->mmc, &plat->cfg);
- if (ret)
- return ret;
-
- return 0;
+ return dwmci_bind(dev, &plat->mmc, &plat->cfg);
}
static const struct udevice_id exynos_dwmmc_ids[] = {
diff --git a/drivers/mmc/mmc_boot.c b/drivers/mmc/mmc_boot.c
index 756a982..ac6f56f 100644
--- a/drivers/mmc/mmc_boot.c
+++ b/drivers/mmc/mmc_boot.c
@@ -85,16 +85,10 @@
*/
int mmc_set_boot_bus_width(struct mmc *mmc, u8 width, u8 reset, u8 mode)
{
- int err;
-
- err = mmc_switch(mmc, EXT_CSD_CMD_SET_NORMAL, EXT_CSD_BOOT_BUS_WIDTH,
- EXT_CSD_BOOT_BUS_WIDTH_MODE(mode) |
- EXT_CSD_BOOT_BUS_WIDTH_RESET(reset) |
- EXT_CSD_BOOT_BUS_WIDTH_WIDTH(width));
-
- if (err)
- return err;
- return 0;
+ return mmc_switch(mmc, EXT_CSD_CMD_SET_NORMAL, EXT_CSD_BOOT_BUS_WIDTH,
+ EXT_CSD_BOOT_BUS_WIDTH_MODE(mode) |
+ EXT_CSD_BOOT_BUS_WIDTH_RESET(reset) |
+ EXT_CSD_BOOT_BUS_WIDTH_WIDTH(width));
}
/*
@@ -106,16 +100,10 @@
*/
int mmc_set_part_conf(struct mmc *mmc, u8 ack, u8 part_num, u8 access)
{
- int err;
-
- err = mmc_switch(mmc, EXT_CSD_CMD_SET_NORMAL, EXT_CSD_PART_CONF,
- EXT_CSD_BOOT_ACK(ack) |
- EXT_CSD_BOOT_PART_NUM(part_num) |
- EXT_CSD_PARTITION_ACCESS(access));
-
- if (err)
- return err;
- return 0;
+ return mmc_switch(mmc, EXT_CSD_CMD_SET_NORMAL, EXT_CSD_PART_CONF,
+ EXT_CSD_BOOT_ACK(ack) |
+ EXT_CSD_BOOT_PART_NUM(part_num) |
+ EXT_CSD_PARTITION_ACCESS(access));
}
/*
diff --git a/drivers/mmc/msm_sdhci.c b/drivers/mmc/msm_sdhci.c
index 8d4399e..1b82991 100644
--- a/drivers/mmc/msm_sdhci.c
+++ b/drivers/mmc/msm_sdhci.c
@@ -190,13 +190,8 @@
static int msm_sdc_bind(struct udevice *dev)
{
struct msm_sdhc_plat *plat = dev_get_platdata(dev);
- int ret;
- ret = sdhci_bind(dev, &plat->mmc, &plat->cfg);
- if (ret)
- return ret;
-
- return 0;
+ return sdhci_bind(dev, &plat->mmc, &plat->cfg);
}
static const struct udevice_id msm_mmc_ids[] = {
diff --git a/drivers/mmc/rockchip_dw_mmc.c b/drivers/mmc/rockchip_dw_mmc.c
index 020a59b..859760b 100644
--- a/drivers/mmc/rockchip_dw_mmc.c
+++ b/drivers/mmc/rockchip_dw_mmc.c
@@ -142,13 +142,8 @@
static int rockchip_dwmmc_bind(struct udevice *dev)
{
struct rockchip_mmc_plat *plat = dev_get_platdata(dev);
- int ret;
- ret = dwmci_bind(dev, &plat->mmc, &plat->cfg);
- if (ret)
- return ret;
-
- return 0;
+ return dwmci_bind(dev, &plat->mmc, &plat->cfg);
}
static const struct udevice_id rockchip_dwmmc_ids[] = {
diff --git a/drivers/mmc/rockchip_sdhci.c b/drivers/mmc/rockchip_sdhci.c
index 624029b..c56e1a3 100644
--- a/drivers/mmc/rockchip_sdhci.c
+++ b/drivers/mmc/rockchip_sdhci.c
@@ -62,13 +62,8 @@
static int rockchip_sdhci_bind(struct udevice *dev)
{
struct rockchip_sdhc_plat *plat = dev_get_platdata(dev);
- int ret;
- ret = sdhci_bind(dev, &plat->mmc, &plat->cfg);
- if (ret)
- return ret;
-
- return 0;
+ return sdhci_bind(dev, &plat->mmc, &plat->cfg);
}
static const struct udevice_id arasan_sdhci_ids[] = {
diff --git a/drivers/mmc/sandbox_mmc.c b/drivers/mmc/sandbox_mmc.c
index 5f1333b..fdb29a5 100644
--- a/drivers/mmc/sandbox_mmc.c
+++ b/drivers/mmc/sandbox_mmc.c
@@ -112,7 +112,6 @@
{
struct sandbox_mmc_plat *plat = dev_get_platdata(dev);
struct mmc_config *cfg = &plat->cfg;
- int ret;
cfg->name = dev->name;
cfg->host_caps = MMC_MODE_HS_52MHz | MMC_MODE_HS | MMC_MODE_8BIT;
@@ -121,11 +120,7 @@
cfg->f_max = 52000000;
cfg->b_max = U32_MAX;
- ret = mmc_bind(dev, &plat->mmc, cfg);
- if (ret)
- return ret;
-
- return 0;
+ return mmc_bind(dev, &plat->mmc, cfg);
}
int sandbox_mmc_unbind(struct udevice *dev)
diff --git a/drivers/mmc/zynq_sdhci.c b/drivers/mmc/zynq_sdhci.c
index 3815b94..b991102 100644
--- a/drivers/mmc/zynq_sdhci.c
+++ b/drivers/mmc/zynq_sdhci.c
@@ -63,13 +63,8 @@
static int arasan_sdhci_bind(struct udevice *dev)
{
struct arasan_sdhci_plat *plat = dev_get_platdata(dev);
- int ret;
- ret = sdhci_bind(dev, &plat->mmc, &plat->cfg);
- if (ret)
- return ret;
-
- return 0;
+ return sdhci_bind(dev, &plat->mmc, &plat->cfg);
}
static const struct udevice_id arasan_sdhci_ids[] = {