bcm27xx: add linux 5.4 support

Tested on bcm2710 (Raspberry Pi 3B).

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>

1 files changed, 34 insertions, 0 deletions

diff --git a/target/linux/bcm27xx/patches-5.4/950-0233-drm-v3d-Hook-up-the-runtime-PM-ops.patch b/target/linux/bcm27xx/patches-5.4/950-0233-drm-v3d-Hook-up-the-runtime-PM-ops.patch
new file mode 100644
index 0000000000..438922177d
--- /dev/null
+++ b/target/linux/bcm27xx/patches-5.4/950-0233-drm-v3d-Hook-up-the-runtime-PM-ops.patch
@@ -0,0 +1,34 @@
+From 0b1f35dfb545dab884df2b4761e1af731f41ca9e Mon Sep 17 00:00:00 2001
+From: Eric Anholt <eric@anholt.net>
+Date: Mon, 14 Jan 2019 14:47:57 -0800
+Subject: [PATCH] drm/v3d: Hook up the runtime PM ops.
+
+In translating the runtime PM code from vc4, I missed the ".pm"
+assignment to actually connect them up.  Fixes missing MMU setup if
+runtime PM resets V3D.
+
+Signed-off-by: Eric Anholt <eric@anholt.net>
+(cherry picked from commit ca197699af29baa8236c74c53d4904ca8957ee06)
+---
+ drivers/gpu/drm/v3d/v3d_drv.c | 3 ++-
+ 1 file changed, 2 insertions(+), 1 deletion(-)
+
+--- a/drivers/gpu/drm/v3d/v3d_drv.c
++++ b/drivers/gpu/drm/v3d/v3d_drv.c
+@@ -69,7 +69,7 @@ static int v3d_runtime_resume(struct dev
+ }
+ #endif
+ 
+-static const struct dev_pm_ops v3d_v3d_pm_ops = {
++static const struct dev_pm_ops v3d_pm_ops = {
+ 	SET_RUNTIME_PM_OPS(v3d_runtime_suspend, v3d_runtime_resume, NULL)
+ };
+ 
+@@ -362,6 +362,7 @@ static struct platform_driver v3d_platfo
+ 	.driver		= {
+ 		.name	= "v3d",
+ 		.of_match_table = v3d_of_match,
++		.pm = &v3d_pm_ops,
+ 	},
+ };
+