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authorStephen Warren <swarren@nvidia.com>2012-07-27 13:01:54 -0600
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-08-04 12:13:53 +0100
commit16032624f511b2fac0671cba5e7da40aa7e73a66 (patch)
tree4189c428c8372836bd930841cb406ddf376c33a5 /drivers/base/regmap/regmap-irq.c
parent0d7614f09c1ebdbaa1599a5aba7593f147bf96ee (diff)
downloadlinux-linaro-stable-16032624f511b2fac0671cba5e7da40aa7e73a66.tar.gz
regmap: fix some error messages to take account of irq_reg_stride
A number of places in the code were printing error messages that included the address of a register, but were not calculating the register address in the same way as the access to the register. Use a temporary to solve this. Signed-off-by: Stephen Warren <swarren@nvidia.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'drivers/base/regmap/regmap-irq.c')
-rw-r--r--drivers/base/regmap/regmap-irq.c29
1 files changed, 15 insertions, 14 deletions
diff --git a/drivers/base/regmap/regmap-irq.c b/drivers/base/regmap/regmap-irq.c
index a89734621e51..c7e5b18f4edc 100644
--- a/drivers/base/regmap/regmap-irq.c
+++ b/drivers/base/regmap/regmap-irq.c
@@ -59,6 +59,7 @@ static void regmap_irq_sync_unlock(struct irq_data *data)
struct regmap_irq_chip_data *d = irq_data_get_irq_chip_data(data);
struct regmap *map = d->map;
int i, ret;
+ u32 reg;
/*
* If there's been a change in the mask write it back to the
@@ -66,13 +67,13 @@ static void regmap_irq_sync_unlock(struct irq_data *data)
* suppress pointless writes.
*/
for (i = 0; i < d->chip->num_regs; i++) {
- ret = regmap_update_bits(d->map, d->chip->mask_base +
- (i * map->reg_stride *
- d->irq_reg_stride),
+ reg = d->chip->mask_base +
+ (i * map->reg_stride * d->irq_reg_stride);
+ ret = regmap_update_bits(d->map, reg,
d->mask_buf_def[i], d->mask_buf[i]);
if (ret != 0)
dev_err(d->map->dev, "Failed to sync masks in %x\n",
- d->chip->mask_base + (i * map->reg_stride));
+ reg);
}
/* If we've changed our wakeup count propagate it to the parent */
@@ -144,6 +145,7 @@ static irqreturn_t regmap_irq_thread(int irq, void *d)
struct regmap *map = data->map;
int ret, i;
bool handled = false;
+ u32 reg;
/*
* Ignore masked IRQs and ack if we need to; we ack early so
@@ -166,14 +168,12 @@ static irqreturn_t regmap_irq_thread(int irq, void *d)
data->status_buf[i] &= ~data->mask_buf[i];
if (data->status_buf[i] && chip->ack_base) {
- ret = regmap_write(map, chip->ack_base +
- (i * map->reg_stride *
- data->irq_reg_stride),
- data->status_buf[i]);
+ reg = chip->ack_base +
+ (i * map->reg_stride * data->irq_reg_stride);
+ ret = regmap_write(map, reg, data->status_buf[i]);
if (ret != 0)
dev_err(map->dev, "Failed to ack 0x%x: %d\n",
- chip->ack_base + (i * map->reg_stride),
- ret);
+ reg, ret);
}
}
@@ -238,6 +238,7 @@ int regmap_add_irq_chip(struct regmap *map, int irq, int irq_flags,
struct regmap_irq_chip_data *d;
int i;
int ret = -ENOMEM;
+ u32 reg;
for (i = 0; i < chip->num_irqs; i++) {
if (chip->irqs[i].reg_offset % map->reg_stride)
@@ -303,12 +304,12 @@ int regmap_add_irq_chip(struct regmap *map, int irq, int irq_flags,
/* Mask all the interrupts by default */
for (i = 0; i < chip->num_regs; i++) {
d->mask_buf[i] = d->mask_buf_def[i];
- ret = regmap_write(map, chip->mask_base + (i * map->reg_stride
- * d->irq_reg_stride),
- d->mask_buf[i]);
+ reg = chip->mask_base +
+ (i * map->reg_stride * d->irq_reg_stride);
+ ret = regmap_write(map, reg, d->mask_buf[i]);
if (ret != 0) {
dev_err(map->dev, "Failed to set masks in 0x%x: %d\n",
- chip->mask_base + (i * map->reg_stride), ret);
+ reg, ret);
goto err_alloc;
}
}