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author | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2015-12-04 16:01:02 +0300 |
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committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2015-12-04 16:01:02 +0300 |
commit | c09c9dd2e9c732658c744a802101d5c34fedde22 (patch) | |
tree | 89f930ede811e66e7a70761aaca079d779fed38a /drivers/mmc/core/pwrseq_simple.c | |
parent | 727ae8be30b428082d3519817f4fb98b712d457d (diff) | |
parent | 06bf403de344a8a0811ebd24992d2a08022c5225 (diff) | |
download | linux-c09c9dd2e9c732658c744a802101d5c34fedde22.tar.xz |
Merge branches 'acpi-pci' and 'pm-pci'
* acpi-pci:
x86/PCI/ACPI: Fix regression caused by commit 4d6b4e69a245
* pm-pci:
PCI / PM: Tune down retryable runtime suspend error messages
Diffstat (limited to 'drivers/mmc/core/pwrseq_simple.c')
-rw-r--r-- | drivers/mmc/core/pwrseq_simple.c | 45 |
1 files changed, 15 insertions, 30 deletions
diff --git a/drivers/mmc/core/pwrseq_simple.c b/drivers/mmc/core/pwrseq_simple.c index 0b14b83a53d6..d10538bb5e07 100644 --- a/drivers/mmc/core/pwrseq_simple.c +++ b/drivers/mmc/core/pwrseq_simple.c @@ -23,18 +23,21 @@ struct mmc_pwrseq_simple { struct mmc_pwrseq pwrseq; bool clk_enabled; struct clk *ext_clk; - int nr_gpios; - struct gpio_desc *reset_gpios[0]; + struct gpio_descs *reset_gpios; }; static void mmc_pwrseq_simple_set_gpios_value(struct mmc_pwrseq_simple *pwrseq, int value) { int i; + struct gpio_descs *reset_gpios = pwrseq->reset_gpios; + int values[reset_gpios->ndescs]; - for (i = 0; i < pwrseq->nr_gpios; i++) - if (!IS_ERR(pwrseq->reset_gpios[i])) - gpiod_set_value_cansleep(pwrseq->reset_gpios[i], value); + for (i = 0; i < reset_gpios->ndescs; i++) + values[i] = value; + + gpiod_set_array_value_cansleep(reset_gpios->ndescs, reset_gpios->desc, + values); } static void mmc_pwrseq_simple_pre_power_on(struct mmc_host *host) @@ -75,11 +78,8 @@ static void mmc_pwrseq_simple_free(struct mmc_host *host) { struct mmc_pwrseq_simple *pwrseq = container_of(host->pwrseq, struct mmc_pwrseq_simple, pwrseq); - int i; - for (i = 0; i < pwrseq->nr_gpios; i++) - if (!IS_ERR(pwrseq->reset_gpios[i])) - gpiod_put(pwrseq->reset_gpios[i]); + gpiod_put_array(pwrseq->reset_gpios); if (!IS_ERR(pwrseq->ext_clk)) clk_put(pwrseq->ext_clk); @@ -98,14 +98,9 @@ struct mmc_pwrseq *mmc_pwrseq_simple_alloc(struct mmc_host *host, struct device *dev) { struct mmc_pwrseq_simple *pwrseq; - int i, nr_gpios, ret = 0; - - nr_gpios = of_gpio_named_count(dev->of_node, "reset-gpios"); - if (nr_gpios < 0) - nr_gpios = 0; + int ret = 0; - pwrseq = kzalloc(sizeof(struct mmc_pwrseq_simple) + nr_gpios * - sizeof(struct gpio_desc *), GFP_KERNEL); + pwrseq = kzalloc(sizeof(*pwrseq), GFP_KERNEL); if (!pwrseq) return ERR_PTR(-ENOMEM); @@ -116,22 +111,12 @@ struct mmc_pwrseq *mmc_pwrseq_simple_alloc(struct mmc_host *host, goto free; } - for (i = 0; i < nr_gpios; i++) { - pwrseq->reset_gpios[i] = gpiod_get_index(dev, "reset", i, - GPIOD_OUT_HIGH); - if (IS_ERR(pwrseq->reset_gpios[i]) && - PTR_ERR(pwrseq->reset_gpios[i]) != -ENOENT && - PTR_ERR(pwrseq->reset_gpios[i]) != -ENOSYS) { - ret = PTR_ERR(pwrseq->reset_gpios[i]); - - while (i--) - gpiod_put(pwrseq->reset_gpios[i]); - - goto clk_put; - } + pwrseq->reset_gpios = gpiod_get_array(dev, "reset", GPIOD_OUT_HIGH); + if (IS_ERR(pwrseq->reset_gpios)) { + ret = PTR_ERR(pwrseq->reset_gpios); + goto clk_put; } - pwrseq->nr_gpios = nr_gpios; pwrseq->pwrseq.ops = &mmc_pwrseq_simple_ops; return &pwrseq->pwrseq; |