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Diffstat (limited to 'target/linux/brcm2708/patches-4.19/950-0608-drm-vc4-Increase-max_width-height-to-7680.patch')
-rw-r--r--target/linux/brcm2708/patches-4.19/950-0608-drm-vc4-Increase-max_width-height-to-7680.patch27
1 files changed, 27 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.19/950-0608-drm-vc4-Increase-max_width-height-to-7680.patch b/target/linux/brcm2708/patches-4.19/950-0608-drm-vc4-Increase-max_width-height-to-7680.patch
new file mode 100644
index 0000000000..44c7237ac4
--- /dev/null
+++ b/target/linux/brcm2708/patches-4.19/950-0608-drm-vc4-Increase-max_width-height-to-7680.patch
@@ -0,0 +1,27 @@
+From f47b844c77068b837566f74e8872972ef880f834 Mon Sep 17 00:00:00 2001
+From: Dave Stevenson <dave.stevenson@raspberrypi.org>
+Date: Mon, 29 Apr 2019 18:45:00 +0100
+Subject: [PATCH 608/725] drm: vc4: Increase max_width/height to 7680.
+
+There are some limits still being investigated that stop
+us going up to 8192, but 7680 is sufficient for dual 4k
+displays.
+
+Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.org>
+---
+ drivers/gpu/drm/vc4/vc4_kms.c | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+--- a/drivers/gpu/drm/vc4/vc4_kms.c
++++ b/drivers/gpu/drm/vc4/vc4_kms.c
+@@ -429,8 +429,8 @@ int vc4_kms_load(struct drm_device *dev)
+ return ret;
+ }
+
+- dev->mode_config.max_width = 4096;
+- dev->mode_config.max_height = 4096;
++ dev->mode_config.max_width = 7680;
++ dev->mode_config.max_height = 7680;
+ dev->mode_config.funcs = &vc4_mode_funcs;
+ dev->mode_config.preferred_depth = 24;
+ dev->mode_config.async_page_flip = true;