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authorLinus Walleij <linus.walleij@linaro.org>2019-07-24 10:38:28 +0200
committerLinus Walleij <linus.walleij@linaro.org>2019-07-29 00:43:25 +0200
commit0ce242ad2ec17ddab1e3e3185b33c78f70df080a (patch)
treed2c4fc81d42068ebd20a091c379b0c10e8735fc9 /drivers/pinctrl/qcom
parentdocs/pinctrl: fix compile errors in example code (diff)
downloadlinux-0ce242ad2ec17ddab1e3e3185b33c78f70df080a.tar.xz
linux-0ce242ad2ec17ddab1e3e3185b33c78f70df080a.zip
pinctrl: qcom: Pass irqchip when adding gpiochip
We need to convert all old gpio irqchips to pass the irqchip setup along when adding the gpio_chip. For chained irqchips this is a pretty straight-forward conversion. Cc: Thierry Reding <treding@nvidia.com> Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org> Co-developed-by: Lina Iyer <ilina@codeaurora.org> Link: https://lore.kernel.org/r/20190724083828.7496-1-linus.walleij@linaro.org Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl/qcom')
-rw-r--r--drivers/pinctrl/qcom/pinctrl-msm.c27
1 files changed, 13 insertions, 14 deletions
diff --git a/drivers/pinctrl/qcom/pinctrl-msm.c b/drivers/pinctrl/qcom/pinctrl-msm.c
index 7f35c196bb3e..73062e329f6f 100644
--- a/drivers/pinctrl/qcom/pinctrl-msm.c
+++ b/drivers/pinctrl/qcom/pinctrl-msm.c
@@ -1002,6 +1002,7 @@ static bool msm_gpio_needs_valid_mask(struct msm_pinctrl *pctrl)
static int msm_gpio_init(struct msm_pinctrl *pctrl)
{
struct gpio_chip *chip;
+ struct gpio_irq_chip *girq;
int ret;
unsigned ngpio = pctrl->soc->ngpios;
@@ -1027,6 +1028,18 @@ static int msm_gpio_init(struct msm_pinctrl *pctrl)
pctrl->irq_chip.irq_request_resources = msm_gpio_irq_reqres;
pctrl->irq_chip.irq_release_resources = msm_gpio_irq_relres;
+ girq = &chip->irq;
+ girq->chip = &pctrl->irq_chip;
+ girq->parent_handler = msm_gpio_irq_handler;
+ girq->num_parents = 1;
+ girq->parents = devm_kcalloc(pctrl->dev, 1, sizeof(*girq->parents),
+ GFP_KERNEL);
+ if (!girq->parents)
+ return -ENOMEM;
+ girq->default_type = IRQ_TYPE_NONE;
+ girq->handler = handle_bad_irq;
+ girq->parents[0] = pctrl->irq;
+
ret = gpiochip_add_data(&pctrl->chip, pctrl);
if (ret) {
dev_err(pctrl->dev, "Failed register gpiochip\n");
@@ -1053,20 +1066,6 @@ static int msm_gpio_init(struct msm_pinctrl *pctrl)
}
}
- ret = gpiochip_irqchip_add(chip,
- &pctrl->irq_chip,
- 0,
- handle_edge_irq,
- IRQ_TYPE_NONE);
- if (ret) {
- dev_err(pctrl->dev, "Failed to add irqchip to gpiochip\n");
- gpiochip_remove(&pctrl->chip);
- return -ENOSYS;
- }
-
- gpiochip_set_chained_irqchip(chip, &pctrl->irq_chip, pctrl->irq,
- msm_gpio_irq_handler);
-
return 0;
}