Re: [PATCH v1 1/7] mfd: intel_soc_pmic_bxtwc: fix TMU interrupt index

From: Lee Jones
Date: Wed Apr 12 2017 - 06:46:02 EST


On Mon, 10 Apr 2017, sathyanarayanan.kuppuswamy@xxxxxxxxxxxxxxx wrote:

> From: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@xxxxxxxxxxxxxxx>
>
> TMU interrupts are registered as a separate interrupt chip, and
> hence it should start its interrupt index(BXTWC_TMU_IRQ) number
> from 0. But currently, BXTWC_TMU_IRQ is defined as part of enum
> bxtwc_irqs_level2 and its index value is 11. Since this index
> value is used when calculating .num_irqs of regmap_irq_chip_tmu,
> it incorrectly reports number of irqs as 12 instead of actual
> value of 1.
>
> static const struct regmap_irq bxtwc_regmap_irqs_tmu[] = {
> REGMAP_IRQ_REG(BXTWC_TMU_IRQ, 0, 0x06),
> };
>
> static struct regmap_irq_chip bxtwc_regmap_irq_chip_tmu = {
> .name = "bxtwc_irq_chip_tmu",
> .status_base = BXTWC_TMUIRQ,
> .mask_base = BXTWC_MTMUIRQ,
> .irqs = bxtwc_regmap_irqs_tmu,
> .num_irqs = ARRAY_SIZE(bxtwc_regmap_irqs_tmu),
> .num_regs = 1,
> };
>
> This patch fixes this issue by creating new enum of tmu irqs and
> resetting its starting index to 0.
>
> Signed-off-by: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@xxxxxxxxxxxxxxx>
> ---
> drivers/mfd/intel_soc_pmic_bxtwc.c | 5 ++++-
> 1 file changed, 4 insertions(+), 1 deletion(-)

Patch looks fine, but please remove the code segment from the commit
log.

For the code:

For my own reference:
Acked-for-MFD-by: Lee Jones <lee.jones@xxxxxxxxxx>

> diff --git a/drivers/mfd/intel_soc_pmic_bxtwc.c b/drivers/mfd/intel_soc_pmic_bxtwc.c
> index 699c8c7..bb18e20 100644
> --- a/drivers/mfd/intel_soc_pmic_bxtwc.c
> +++ b/drivers/mfd/intel_soc_pmic_bxtwc.c
> @@ -94,7 +94,10 @@ enum bxtwc_irqs_level2 {
> BXTWC_GPIO0_IRQ,
> BXTWC_GPIO1_IRQ,
> BXTWC_CRIT_IRQ,
> - BXTWC_TMU_IRQ,
> +};
> +
> +enum bxtwc_irqs_tmu {
> + BXTWC_TMU_IRQ = 0,
> };
>
> static const struct regmap_irq bxtwc_regmap_irqs[] = {

--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org â Open source software for ARM SoCs
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