linux-kernel - [RFC 2/2] pinctrl: qcom: Remove forwarding irq_disable and irq

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Date:   Mon, 17 Feb 2020 18:30:08 +0530
From:   Maulik Shah <mkshah@...eaurora.org>
To:     swboyd@...omium.org, mka@...omium.org, evgreen@...omium.org,
        bjorn.andersson@...aro.org
Cc:     linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        agross@...nel.org, linus.walleij@...aro.org, tglx@...utronix.de,
        dianders@...omium.org, rnayak@...eaurora.org, ilina@...eaurora.org,
        lsrao@...eaurora.org, Maulik Shah <mkshah@...eaurora.org>
Subject: [RFC 2/2] pinctrl: qcom: Remove forwarding irq_disable and irq_enable call to parent

Stop forwarding irq_disable and irq_enable from msmgpio to parent PDC.

The irq gets enabled/disabled at wakeup capable parent PDC when wakeup
capability changes with enable_irq_wake or disable_irq_wake.

Signed-off-by: Maulik Shah <mkshah@...eaurora.org>
---
 drivers/pinctrl/qcom/pinctrl-msm.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/drivers/pinctrl/qcom/pinctrl-msm.c b/drivers/pinctrl/qcom/pinctrl-msm.c
index 9a8daa2..a8973d2 100644
--- a/drivers/pinctrl/qcom/pinctrl-msm.c
+++ b/drivers/pinctrl/qcom/pinctrl-msm.c
@@ -803,10 +803,8 @@ static void msm_gpio_irq_enable(struct irq_data *d)
 	 * the interrupt from being latched at the GIC. The state at
 	 * GIC needs to be cleared before enabling.
 	 */
-	if (d->parent_data) {
+	if (d->parent_data)
 		irq_chip_set_parent_state(d, IRQCHIP_STATE_PENDING, 0);
-		irq_chip_enable_parent(d);
-	}
 
 	msm_gpio_irq_clear_unmask(d, true);
 }
@@ -816,9 +814,6 @@ static void msm_gpio_irq_disable(struct irq_data *d)
 	struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
 	struct msm_pinctrl *pctrl = gpiochip_get_data(gc);
 
-	if (d->parent_data)
-		irq_chip_disable_parent(d);
-
 	if (!test_bit(d->hwirq, pctrl->skip_wake_irqs))
 		msm_gpio_irq_mask(d);
 }
-- 
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