Replace the not_fixed_stride flag with a get_irq_reg() callback, which expresses what we want to do here more directly instead of relying on a convoluted hierarchy of offsets.
Signed-off-by: Aidan MacDonald aidanmacdonald.0x0@gmail.com --- drivers/mfd/qcom-pm8008.c | 56 +++++++++++++++++---------------------- 1 file changed, 25 insertions(+), 31 deletions(-)
diff --git a/drivers/mfd/qcom-pm8008.c b/drivers/mfd/qcom-pm8008.c index c778f2f87a17..f6407aa0bcfc 100644 --- a/drivers/mfd/qcom-pm8008.c +++ b/drivers/mfd/qcom-pm8008.c @@ -44,16 +44,6 @@ enum { #define PM8008_GPIO1_ADDR PM8008_PERIPH_2_BASE #define PM8008_GPIO2_ADDR PM8008_PERIPH_3_BASE
-#define PM8008_STATUS_BASE (PM8008_PERIPH_0_BASE | INT_LATCHED_STS_OFFSET) -#define PM8008_MASK_BASE (PM8008_PERIPH_0_BASE | INT_EN_CLR_OFFSET) -#define PM8008_UNMASK_BASE (PM8008_PERIPH_0_BASE | INT_EN_SET_OFFSET) -#define PM8008_TYPE_BASE (PM8008_PERIPH_0_BASE | INT_SET_TYPE_OFFSET) -#define PM8008_ACK_BASE (PM8008_PERIPH_0_BASE | INT_LATCHED_CLR_OFFSET) -#define PM8008_POLARITY_HI_BASE (PM8008_PERIPH_0_BASE | INT_POL_HIGH_OFFSET) -#define PM8008_POLARITY_LO_BASE (PM8008_PERIPH_0_BASE | INT_POL_LOW_OFFSET) - -#define PM8008_PERIPH_OFFSET(paddr) (paddr - PM8008_PERIPH_0_BASE) - struct pm8008_data { struct device *dev; struct regmap *regmap; @@ -61,22 +51,10 @@ struct pm8008_data { struct regmap_irq_chip_data *irq_data; };
-static unsigned int p0_offs[] = {PM8008_PERIPH_OFFSET(PM8008_PERIPH_0_BASE)}; -static unsigned int p1_offs[] = {PM8008_PERIPH_OFFSET(PM8008_PERIPH_1_BASE)}; -static unsigned int p2_offs[] = {PM8008_PERIPH_OFFSET(PM8008_PERIPH_2_BASE)}; -static unsigned int p3_offs[] = {PM8008_PERIPH_OFFSET(PM8008_PERIPH_3_BASE)}; - -static struct regmap_irq_sub_irq_map pm8008_sub_reg_offsets[] = { - REGMAP_IRQ_MAIN_REG_OFFSET(p0_offs), - REGMAP_IRQ_MAIN_REG_OFFSET(p1_offs), - REGMAP_IRQ_MAIN_REG_OFFSET(p2_offs), - REGMAP_IRQ_MAIN_REG_OFFSET(p3_offs), -}; - static unsigned int pm8008_config_regs[] = { - PM8008_TYPE_BASE, - PM8008_POLARITY_HI_BASE, - PM8008_POLARITY_LO_BASE, + INT_SET_TYPE_OFFSET, + INT_POL_HIGH_OFFSET, + INT_POL_LOW_OFFSET, };
enum { @@ -96,6 +74,23 @@ static struct regmap_irq pm8008_irqs[] = { REGMAP_IRQ_REG(PM8008_IRQ_GPIO2, PM8008_GPIO2, BIT(0)), };
+static const unsigned int pm8008_periph_base[] = { + PM8008_PERIPH_0_BASE, + PM8008_PERIPH_1_BASE, + PM8008_PERIPH_2_BASE, + PM8008_PERIPH_3_BASE, +}; + +static unsigned int pm8008_get_irq_reg(struct regmap_irq_chip_data *data, + unsigned int base, int index) +{ + /* Simple linear addressing for the main status register */ + if (base == I2C_INTR_STATUS_BASE) + return base + index; + + return pm8008_periph_base[index] + base; +} + static int pm8008_set_type_config(unsigned int **buf, unsigned int type, const struct regmap_irq *irq_data, int idx) { @@ -136,17 +131,16 @@ static struct regmap_irq_chip pm8008_irq_chip = { .irqs = pm8008_irqs, .num_irqs = ARRAY_SIZE(pm8008_irqs), .num_regs = PM8008_NUM_PERIPHS, - .not_fixed_stride = true, - .sub_reg_offsets = pm8008_sub_reg_offsets, - .status_base = PM8008_STATUS_BASE, - .mask_base = PM8008_MASK_BASE, - .unmask_base = PM8008_UNMASK_BASE, + .status_base = INT_LATCHED_STS_OFFSET, + .mask_base = INT_EN_CLR_OFFSET, + .unmask_base = INT_EN_SET_OFFSET, .mask_writeonly = true, - .ack_base = PM8008_ACK_BASE, + .ack_base = INT_LATCHED_CLR_OFFSET, .config_base = pm8008_config_regs, .num_config_bases = ARRAY_SIZE(pm8008_config_regs), .num_config_regs = PM8008_NUM_PERIPHS, .set_type_config = pm8008_set_type_config, + .get_irq_reg = pm8008_get_irq_reg, };
static struct regmap_config qcom_mfd_regmap_cfg = {