Clean up all the cruft related to not_fixed_stride. The same thing can be accomplished with a custom get_irq_reg() callback.
Signed-off-by: Aidan MacDonald aidanmacdonald.0x0@gmail.com --- drivers/base/regmap/regmap-irq.c | 41 +++----------------------------- include/linux/regmap.h | 7 ------ 2 files changed, 3 insertions(+), 45 deletions(-)
diff --git a/drivers/base/regmap/regmap-irq.c b/drivers/base/regmap/regmap-irq.c index acbd6e22b0cd..0c9dd218614a 100644 --- a/drivers/base/regmap/regmap-irq.c +++ b/drivers/base/regmap/regmap-irq.c @@ -320,15 +320,8 @@ static inline int read_sub_irq_data(struct regmap_irq_chip_data *data, unsigned int offset = subreg->offset[i]; unsigned int index = offset / map->reg_stride;
- if (chip->not_fixed_stride) - ret = regmap_read(map, - chip->status_base + offset, - &data->status_buf[b]); - else - ret = regmap_read(map, - chip->status_base + offset, - &data->status_buf[index]); - + ret = regmap_read(map, chip->status_base + offset, + &data->status_buf[index]); if (ret) break; } @@ -380,18 +373,7 @@ static irqreturn_t regmap_irq_thread(int irq, void *d) * sake of simplicity. and add bulk reads only if needed */ for (i = 0; i < chip->num_main_regs; i++) { - /* - * For not_fixed_stride, don't use get_irq_reg(). - * It would produce an incorrect result. - */ - if (data->chip->not_fixed_stride) - reg = chip->main_status + - (i * map->reg_stride * - data->irq_reg_stride); - else - reg = data->get_irq_reg(data, - chip->main_status, i); - + reg = data->get_irq_reg(data, chip->main_status, i); ret = regmap_read(map, reg, &data->main_status_buf[i]); if (ret) { dev_err(map->dev, @@ -561,17 +543,6 @@ unsigned int regmap_irq_get_irq_reg_linear(struct regmap_irq_chip_data *data, const struct regmap_irq_chip *chip = data->chip; struct regmap *map = data->map;
- /* - * NOTE: This is for backward compatibility only and will be removed - * when not_fixed_stride is dropped (it's only used by qcom-pm8008). - */ - if (chip->not_fixed_stride && chip->sub_reg_offsets) { - struct regmap_irq_sub_irq_map *subreg; - - subreg = &chip->sub_reg_offsets[0]; - return base + subreg->offset[0]; - } - return base + index * (map->reg_stride * chip->irq_reg_stride); } EXPORT_SYMBOL_GPL(regmap_irq_get_irq_reg_linear); @@ -674,12 +645,6 @@ int regmap_add_irq_chip_fwnode(struct fwnode_handle *fwnode, return -EINVAL; }
- if (chip->not_fixed_stride) { - for (i = 0; i < chip->num_regs; i++) - if (chip->sub_reg_offsets[i].num_regs != 1) - return -EINVAL; - } - if (irq_base) { irq_base = irq_alloc_descs(irq_base, 0, chip->num_irqs, 0); if (irq_base < 0) { diff --git a/include/linux/regmap.h b/include/linux/regmap.h index be51af0a2425..ecd3682de269 100644 --- a/include/linux/regmap.h +++ b/include/linux/regmap.h @@ -1446,9 +1446,6 @@ struct regmap_irq_chip_data; * status_base. Should contain num_regs arrays. * Can be provided for chips with more complex mapping than * 1.st bit to 1.st sub-reg, 2.nd bit to 2.nd sub-reg, ... - * When used with not_fixed_stride, each one-element array - * member contains offset calculated as address from each - * peripheral to first peripheral. * @num_main_regs: Number of 'main status' irq registers for chips which have * main_status set. * @@ -1474,9 +1471,6 @@ struct regmap_irq_chip_data; * @clear_on_unmask: For chips with interrupts cleared on read: read the status * registers before unmasking interrupts to clear any bits * set when they were masked. - * @not_fixed_stride: Used when chip peripherals are not laid out with fixed - * stride. Must be used with sub_reg_offsets containing the - * offsets to each peripheral. * @status_invert: Inverted status register: cleared bits are active interrupts. * @runtime_pm: Hold a runtime PM lock on the device when accessing it. * @@ -1529,7 +1523,6 @@ struct regmap_irq_chip { bool runtime_pm:1; bool type_in_mask:1; bool clear_on_unmask:1; - bool not_fixed_stride:1; bool status_invert:1;
int num_regs;