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Subject[PATCH v2 1/3] mmc: pwrseq_simple: add to_pwrseq_simple() macro
Date
This patch adds to_pwrseq_simple() macro to make the code more readable.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
---
drivers/mmc/core/pwrseq_simple.c | 14 ++++++--------
1 file changed, 6 insertions(+), 8 deletions(-)

diff --git a/drivers/mmc/core/pwrseq_simple.c b/drivers/mmc/core/pwrseq_simple.c
index aba786d..03573e1 100644
--- a/drivers/mmc/core/pwrseq_simple.c
+++ b/drivers/mmc/core/pwrseq_simple.c
@@ -26,6 +26,8 @@ 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)
{
@@ -45,8 +47,7 @@ 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);
@@ -58,16 +59,14 @@ 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);

@@ -79,8 +78,7 @@ 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);
--
1.9.1
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