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mmc: dw_mmc: Use device_property_string_array_count() 

Use device_property_string_array_count() to get number of strings
in a string array property.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20220202182450.54925-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Andy Shevchenko 2022-02-02 20:24:50 +02:00 committed by Ulf Hansson
parent a25ebe4e59
commit 43fa33aaf0
1 changed files with 1 additions and 2 deletions
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3
drivers/mmc/host/dw_mmc.c
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@ -3057,8 +3057,7 @@ static void dw_mci_init_dma(struct dw_mci *host)
dev_info(host->dev, "Using internal DMA controller.\n");
} else {
/* TRANS_MODE_EDMAC: check dma bindings again */
if ((device_property_read_string_array(dev, "dma-names",
NULL, 0) < 0) ||
if ((device_property_string_array_count(dev, "dma-names") < 0) ||
!device_property_present(dev, "dmas")) {
goto no_dma;
}