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gpio: 104-dio-48e: Utilize mask_buf_def in handle_mask_sync() callback

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The mask_buf_def argument provides a mask of all the maskable lines.
Utilize mask_buf_def rather than hardcode an "all_masked" mask.

Signed-off-by: William Breathitt Gray <william.gray@linaro.org>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
This commit is contained in:
William Breathitt Gray 2023-02-08 05:55:42 -05:00 committed by Bartosz Golaszewski
parent 68d94cca3b
commit b961b2aa2f
1 changed files with 2 additions and 3 deletions
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5
drivers/gpio/gpio-104-dio-48e.c
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@ -106,7 +106,6 @@ static int dio48e_handle_mask_sync(struct regmap *const map, const int index,
{
unsigned int *const irq_mask = irq_drv_data;
const unsigned int prev_mask = *irq_mask;
const unsigned int all_masked = GENMASK(1, 0);
int err;
unsigned int val;
@ -118,7 +117,7 @@ static int dio48e_handle_mask_sync(struct regmap *const map, const int index,
*irq_mask = mask_buf;
/* if all previously masked, enable interrupts when unmasking */
if (prev_mask == all_masked) {
if (prev_mask == mask_buf_def) {
err = regmap_write(map, DIO48E_CLEAR_INTERRUPT, 0x00);
if (err)
return err;
@ -126,7 +125,7 @@ static int dio48e_handle_mask_sync(struct regmap *const map, const int index,
}
/* if all are currently masked, disable interrupts */
if (mask_buf == all_masked)
if (mask_buf == mask_buf_def)
return regmap_read(map, DIO48E_DISABLE_INTERRUPT, &val);
return 0;