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Merge "regmap: irq: Add support to clear ack registers"

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This commit is contained in:
qctecmdr 2020-07-29 06:36:27 -07:00 • committed by Gerrit - the friendly Code Review server
commit f56561c451
2 changed files with 18 additions and 0 deletions
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15
drivers/base/regmap/regmap-irq.c
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@ -168,6 +168,11 @@ static void regmap_irq_sync_unlock(struct irq_data *data)
ret = regmap_write(map, reg, ~d->mask_buf[i]);
else
ret = regmap_write(map, reg, d->mask_buf[i]);
#ifdef CONFIG_AUDIO_QGKI
/* some chips needs to clear ack reg after ack */
if (d->chip->clear_ack)
ret = regmap_write(map, reg, 0x0);
#endif
if (ret != 0)
dev_err(d->map->dev, "Failed to ack 0x%x: %d\n",
reg, ret);
@ -494,6 +499,11 @@ static irqreturn_t regmap_irq_thread(int irq, void *d)
reg = chip->ack_base +
(i * map->reg_stride * data->irq_reg_stride);
ret = regmap_write(map, reg, data->status_buf[i]);
#ifdef CONFIG_AUDIO_QGKI
/* some chips needs to clear ack reg after ack */
if (chip->clear_ack)
ret = regmap_write(map, reg, 0x0);
#endif
if (ret != 0)
dev_err(map->dev, "Failed to ack 0x%x: %d\n",
reg, ret);
@ -719,6 +729,11 @@ int regmap_add_irq_chip(struct regmap *map, int irq, int irq_flags,
else
ret = regmap_write(map, reg,
d->status_buf[i] & d->mask_buf[i]);
#ifdef CONFIG_AUDIO_QGKI
/* some chips needs to clear ack reg after ack */
if (chip->clear_ack)
ret = regmap_write(map, reg, 0x0);
#endif
if (ret != 0) {
dev_err(map->dev, "Failed to ack 0x%x: %d\n",
reg, ret);

3
include/linux/regmap.h
View file

@ -1241,6 +1241,9 @@ struct regmap_irq_chip {
bool mask_invert:1;
bool use_ack:1;
bool ack_invert:1;
#ifdef CONFIG_AUDIO_QGKI
bool clear_ack:1;
#endif
bool wake_invert:1;
bool runtime_pm:1;
bool type_invert:1;