* [PATCH] drm/exynos: move to use request_irq by IRQF_NO_AUTOEN flag
@ 2021-03-12 11:43 Tian Tao
2021-03-12 14:28 ` Daniel Vetter
0 siblings, 1 reply; 2+ messages in thread
From: Tian Tao @ 2021-03-12 11:43 UTC (permalink / raw)
To: airlied, daniel, krzk; +Cc: dri-devel
After this patch cbe16f35bee68 genirq: Add IRQF_NO_AUTOEN for
request_irq/nmi() is merged. request_irq() after setting
IRQ_NOAUTOEN as below
irq_set_status_flags(irq, IRQ_NOAUTOEN);
request_irq(dev, irq...);
can be replaced by request_irq() with IRQF_NO_AUTOEN flag.
Signed-off-by: Tian Tao <tiantao6@hisilicon.com>
---
drivers/gpu/drm/exynos/exynos5433_drm_decon.c | 4 ++--
drivers/gpu/drm/exynos/exynos_drm_dsi.c | 7 +++----
2 files changed, 5 insertions(+), 6 deletions(-)
diff --git a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
index 1f79bc2..f530aff 100644
--- a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
+++ b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
@@ -775,8 +775,8 @@ static int decon_conf_irq(struct decon_context *ctx, const char *name,
return irq;
}
}
- irq_set_status_flags(irq, IRQ_NOAUTOEN);
- ret = devm_request_irq(ctx->dev, irq, handler, flags, "drm_decon", ctx);
+ ret = devm_request_irq(ctx->dev, irq, handler,
+ flags | IRQ_NOAUTOEN, "drm_decon", ctx);
if (ret < 0) {
dev_err(ctx->dev, "IRQ %s request failed\n", name);
return ret;
diff --git a/drivers/gpu/drm/exynos/exynos_drm_dsi.c b/drivers/gpu/drm/exynos/exynos_drm_dsi.c
index 83ab6b3..fd9b133b 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_dsi.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_dsi.c
@@ -1352,10 +1352,9 @@ static int exynos_dsi_register_te_irq(struct exynos_dsi *dsi,
}
te_gpio_irq = gpio_to_irq(dsi->te_gpio);
- irq_set_status_flags(te_gpio_irq, IRQ_NOAUTOEN);
ret = request_threaded_irq(te_gpio_irq, exynos_dsi_te_irq_handler, NULL,
- IRQF_TRIGGER_RISING, "TE", dsi);
+ IRQF_TRIGGER_RISING | IRQ_NOAUTOEN, "TE", dsi);
if (ret) {
dev_err(dsi->dev, "request interrupt failed with %d\n", ret);
gpio_free(dsi->te_gpio);
@@ -1802,9 +1801,9 @@ static int exynos_dsi_probe(struct platform_device *pdev)
if (dsi->irq < 0)
return dsi->irq;
- irq_set_status_flags(dsi->irq, IRQ_NOAUTOEN);
ret = devm_request_threaded_irq(dev, dsi->irq, NULL,
- exynos_dsi_irq, IRQF_ONESHOT,
+ exynos_dsi_irq,
+ IRQF_ONESHOT | IRQ_NOAUTOEN,
dev_name(dev), dsi);
if (ret) {
dev_err(dev, "failed to request dsi irq\n");
--
2.7.4
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^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] drm/exynos: move to use request_irq by IRQF_NO_AUTOEN flag
2021-03-12 11:43 [PATCH] drm/exynos: move to use request_irq by IRQF_NO_AUTOEN flag Tian Tao
@ 2021-03-12 14:28 ` Daniel Vetter
0 siblings, 0 replies; 2+ messages in thread
From: Daniel Vetter @ 2021-03-12 14:28 UTC (permalink / raw)
To: Tian Tao; +Cc: airlied, dri-devel, krzk
On Fri, Mar 12, 2021 at 07:43:05PM +0800, Tian Tao wrote:
> After this patch cbe16f35bee68 genirq: Add IRQF_NO_AUTOEN for
> request_irq/nmi() is merged. request_irq() after setting
> IRQ_NOAUTOEN as below
>
> irq_set_status_flags(irq, IRQ_NOAUTOEN);
> request_irq(dev, irq...);
> can be replaced by request_irq() with IRQF_NO_AUTOEN flag.
>
> Signed-off-by: Tian Tao <tiantao6@hisilicon.com>
To get all your nice cleanups land faster I strongly recommend you review
other people's small patches. And then ask them to review yours in return.
You have already drm-misc commit rights, so should be all ready to go and
do lots of great stuff!
Cheers, Daniel
> ---
> drivers/gpu/drm/exynos/exynos5433_drm_decon.c | 4 ++--
> drivers/gpu/drm/exynos/exynos_drm_dsi.c | 7 +++----
> 2 files changed, 5 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
> index 1f79bc2..f530aff 100644
> --- a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
> +++ b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
> @@ -775,8 +775,8 @@ static int decon_conf_irq(struct decon_context *ctx, const char *name,
> return irq;
> }
> }
> - irq_set_status_flags(irq, IRQ_NOAUTOEN);
> - ret = devm_request_irq(ctx->dev, irq, handler, flags, "drm_decon", ctx);
> + ret = devm_request_irq(ctx->dev, irq, handler,
> + flags | IRQ_NOAUTOEN, "drm_decon", ctx);
> if (ret < 0) {
> dev_err(ctx->dev, "IRQ %s request failed\n", name);
> return ret;
> diff --git a/drivers/gpu/drm/exynos/exynos_drm_dsi.c b/drivers/gpu/drm/exynos/exynos_drm_dsi.c
> index 83ab6b3..fd9b133b 100644
> --- a/drivers/gpu/drm/exynos/exynos_drm_dsi.c
> +++ b/drivers/gpu/drm/exynos/exynos_drm_dsi.c
> @@ -1352,10 +1352,9 @@ static int exynos_dsi_register_te_irq(struct exynos_dsi *dsi,
> }
>
> te_gpio_irq = gpio_to_irq(dsi->te_gpio);
> - irq_set_status_flags(te_gpio_irq, IRQ_NOAUTOEN);
>
> ret = request_threaded_irq(te_gpio_irq, exynos_dsi_te_irq_handler, NULL,
> - IRQF_TRIGGER_RISING, "TE", dsi);
> + IRQF_TRIGGER_RISING | IRQ_NOAUTOEN, "TE", dsi);
> if (ret) {
> dev_err(dsi->dev, "request interrupt failed with %d\n", ret);
> gpio_free(dsi->te_gpio);
> @@ -1802,9 +1801,9 @@ static int exynos_dsi_probe(struct platform_device *pdev)
> if (dsi->irq < 0)
> return dsi->irq;
>
> - irq_set_status_flags(dsi->irq, IRQ_NOAUTOEN);
> ret = devm_request_threaded_irq(dev, dsi->irq, NULL,
> - exynos_dsi_irq, IRQF_ONESHOT,
> + exynos_dsi_irq,
> + IRQF_ONESHOT | IRQ_NOAUTOEN,
> dev_name(dev), dsi);
> if (ret) {
> dev_err(dev, "failed to request dsi irq\n");
> --
> 2.7.4
>
--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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https://lists.freedesktop.org/mailman/listinfo/dri-devel
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