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regmap-irq: Remove unused type_reg_stride field

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It appears that no chip ever required a nonzero type_reg_stride
and commit 1066cfbdfa ("regmap-irq: Extend sub-irq to support
non-fixed reg strides") broke support. Just remove the field.

Signed-off-by: Aidan MacDonald <aidanmacdonald.0x0@gmail.com>
Link: https://lore.kernel.org/r/20220623211420.918875-3-aidanmacdonald.0x0@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Aidan MacDonald 2022-06-23 22:14:10 +01:00 committed by Mark Brown
parent 445cbd219a
commit 53a1a16dcc
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
2 changed files with 0 additions and 9 deletions
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6
drivers/base/regmap/regmap-irq.c
View File

@ -41,7 +41,6 @@ struct regmap_irq_chip_data {
unsigned int **virt_buf;
unsigned int irq_reg_stride;
unsigned int type_reg_stride;
unsigned int clear_status:1;
};
@ -743,11 +742,6 @@ int regmap_add_irq_chip_fwnode(struct fwnode_handle *fwnode,
else
d->irq_reg_stride = 1;
if (chip->type_reg_stride)
d->type_reg_stride = chip->type_reg_stride;
else
d->type_reg_stride = 1;
if (!map->use_single_read && map->reg_stride == 1 &&
d->irq_reg_stride == 1) {
d->status_reg_buf = kmalloc_array(chip->num_regs,

3
include/linux/regmap.h
View File

@ -1503,8 +1503,6 @@ struct regmap_irq_sub_irq_map {
* @num_type_reg: Number of type registers.
* @num_virt_regs: Number of non-standard irq configuration registers.
* If zero unsupported.
* @type_reg_stride: Stride to use for chips where type registers are not
* contiguous.
* @handle_pre_irq: Driver specific callback to handle interrupt from device
* before regmap_irq_handler process the interrupts.
* @handle_post_irq: Driver specific callback to handle interrupt from device
@ -1555,7 +1553,6 @@ struct regmap_irq_chip {
int num_type_reg;
int num_virt_regs;
unsigned int type_reg_stride;
int (*handle_pre_irq)(void *irq_drv_data);
int (*handle_post_irq)(void *irq_drv_data);