From: Kuninori Morimoto <kuninori.morimoto...@renesas.com>
getting struct sh_mobile_sdhi from struct mmc_host needs to use
complex container_of(). This patch adds new host_to_priv macro to
get it easily.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto...@renesas.com>
---
drivers/mmc/host/sh_mobile_sdhi.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/mmc/host/sh_mobile_sdhi.c
b/drivers/mmc/host/sh_mobile_sdhi.c
index 26eeeb6..bcdadb9 100644
--- a/drivers/mmc/host/sh_mobile_sdhi.c
+++ b/drivers/mmc/host/sh_mobile_sdhi.c
@@ -35,6 +35,8 @@
#define EXT_ACC 0xe4
+#define host_to_priv(host) container_of((host)->pdata, struct sh_mobile_sdhi,
mmc_data)
+
struct sh_mobile_sdhi_of_data {
unsigned long tmio_flags;
unsigned long capabilities;
@@ -88,7 +90,7 @@ static int sh_mobile_sdhi_clk_enable(struct platform_device
*pdev, unsigned int
{
struct mmc_host *mmc = platform_get_drvdata(pdev);
struct tmio_mmc_host *host = mmc_priv(mmc);
- struct sh_mobile_sdhi *priv = container_of(host->pdata, struct
sh_mobile_sdhi, mmc_data);
+ struct sh_mobile_sdhi *priv = host_to_priv(host);
int ret = clk_prepare_enable(priv->clk);
if (ret < 0)
return ret;
@@ -101,7 +103,7 @@ static void sh_mobile_sdhi_clk_disable(struct
platform_device *pdev)
{
struct mmc_host *mmc = platform_get_drvdata(pdev);
struct tmio_mmc_host *host = mmc_priv(mmc);
- struct sh_mobile_sdhi *priv = container_of(host->pdata, struct
sh_mobile_sdhi, mmc_data);
+ struct sh_mobile_sdhi *priv = host_to_priv(host);
clk_disable_unprepare(priv->clk);
}
--
1.7.9.5
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