diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-5.4/950-0557-drm-vc4-crtc-Use-a-shared-interrupt.patch')
| -rw-r--r-- | target/linux/bcm27xx/patches-5.4/950-0557-drm-vc4-crtc-Use-a-shared-interrupt.patch | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0557-drm-vc4-crtc-Use-a-shared-interrupt.patch b/target/linux/bcm27xx/patches-5.4/950-0557-drm-vc4-crtc-Use-a-shared-interrupt.patch new file mode 100644 index 0000000000..b517b5414b --- /dev/null +++ b/target/linux/bcm27xx/patches-5.4/950-0557-drm-vc4-crtc-Use-a-shared-interrupt.patch @@ -0,0 +1,26 @@ +From 5451dc04ff87dcf514c422f180ea5e23b7b60151 Mon Sep 17 00:00:00 2001 +From: Maxime Ripard <maxime@cerno.tech> +Date: Thu, 9 Jan 2020 18:40:49 +0100 +Subject: [PATCH] drm/vc4: crtc: Use a shared interrupt + +Some pixelvalves in vc5 use the same interrupt line so let's register our +interrupt handler as a shared one. + +Signed-off-by: Maxime Ripard <maxime@cerno.tech> +--- + drivers/gpu/drm/vc4/vc4_crtc.c | 4 +++- + 1 file changed, 3 insertions(+), 1 deletion(-) + +--- a/drivers/gpu/drm/vc4/vc4_crtc.c ++++ b/drivers/gpu/drm/vc4/vc4_crtc.c +@@ -1177,7 +1177,9 @@ static int vc4_crtc_bind(struct device * + CRTC_WRITE(PV_INTEN, 0); + CRTC_WRITE(PV_INTSTAT, PV_INT_VFP_START); + ret = devm_request_irq(dev, platform_get_irq(pdev, 0), +- vc4_crtc_irq_handler, 0, "vc4 crtc", vc4_crtc); ++ vc4_crtc_irq_handler, ++ IRQF_SHARED, ++ "vc4 crtc", vc4_crtc); + if (ret) + goto err_destroy_planes; + |