mmc: pwrseq_simple: add to_pwrseq_simple() macro

This patch adds to_pwrseq_simple() macro to make the code more readable.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

diff --git a/drivers/mmc/core/pwrseq_simple.c b/drivers/mmc/core/pwrseq_simple.c
index bc173e1..f94271b 100644 (file)
--- a/drivers/mmc/core/pwrseq_simple.c
+++ b/drivers/mmc/core/pwrseq_simple.c
@@ -25,6 +25,8 @@ struct mmc_pwrseq_simple {
        struct gpio_descs *reset_gpios;
 };
 
+#define to_pwrseq_simple(p) container_of(p, struct mmc_pwrseq_simple, pwrseq)
+
 static void mmc_pwrseq_simple_set_gpios_value(struct mmc_pwrseq_simple *pwrseq,
                                              int value)
 {
@@ -44,8 +46,7 @@ static void mmc_pwrseq_simple_set_gpios_value(struct mmc_pwrseq_simple *pwrseq,
 
 static void mmc_pwrseq_simple_pre_power_on(struct mmc_host *host)
 {
-       struct mmc_pwrseq_simple *pwrseq = container_of(host->pwrseq,
-                                       struct mmc_pwrseq_simple, pwrseq);
+       struct mmc_pwrseq_simple *pwrseq = to_pwrseq_simple(host->pwrseq);
 
        if (!IS_ERR(pwrseq->ext_clk) && !pwrseq->clk_enabled) {
                clk_prepare_enable(pwrseq->ext_clk);
@@ -57,16 +58,14 @@ static void mmc_pwrseq_simple_pre_power_on(struct mmc_host *host)
 
 static void mmc_pwrseq_simple_post_power_on(struct mmc_host *host)
 {
-       struct mmc_pwrseq_simple *pwrseq = container_of(host->pwrseq,
-                                       struct mmc_pwrseq_simple, pwrseq);
+       struct mmc_pwrseq_simple *pwrseq = to_pwrseq_simple(host->pwrseq);
 
        mmc_pwrseq_simple_set_gpios_value(pwrseq, 0);
 }
 
 static void mmc_pwrseq_simple_power_off(struct mmc_host *host)
 {
-       struct mmc_pwrseq_simple *pwrseq = container_of(host->pwrseq,
-                                       struct mmc_pwrseq_simple, pwrseq);
+       struct mmc_pwrseq_simple *pwrseq = to_pwrseq_simple(host->pwrseq);
 
        mmc_pwrseq_simple_set_gpios_value(pwrseq, 1);
 
@@ -78,8 +77,7 @@ static void mmc_pwrseq_simple_power_off(struct mmc_host *host)
 
 static void mmc_pwrseq_simple_free(struct mmc_host *host)
 {
-       struct mmc_pwrseq_simple *pwrseq = container_of(host->pwrseq,
-                                       struct mmc_pwrseq_simple, pwrseq);
+       struct mmc_pwrseq_simple *pwrseq = to_pwrseq_simple(host->pwrseq);
 
        if (!IS_ERR(pwrseq->reset_gpios))
                gpiod_put_array(pwrseq->reset_gpios);