Code Review / kvmfornfv.git / blobdiff
? search:
summary | shortlog | log | commit | commitdiff | review | tree
raw | inline | side by side
Upgrade to 4.4.50-rt62
[kvmfornfv.git] / kernel / drivers / gpio / gpio-pca953x.c
diff --git a/kernel/drivers/gpio/gpio-pca953x.c b/kernel/drivers/gpio/gpio-pca953x.c
index 2d4892c..c844d7e 100644 (file)
--- a/kernel/drivers/gpio/gpio-pca953x.c
+++ b/kernel/drivers/gpio/gpio-pca953x.c
@@ -86,7 +86,7 @@ MODULE_DEVICE_TABLE(acpi, pca953x_acpi_ids);
 #define MAX_BANK 5
 #define BANK_SZ 8
 
-#define NBANK(chip) (chip->gpio_chip.ngpio / BANK_SZ)
+#define NBANK(chip) DIV_ROUND_UP(chip->gpio_chip.ngpio, BANK_SZ)
 
 struct pca953x_chip {
        unsigned gpio_start;