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Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.14.71/0451-drm-amd-display-Tidy-up-mem_input_program_surface_fl.patch')
-rw-r--r--common/recipes-kernel/linux/linux-yocto-4.14.71/0451-drm-amd-display-Tidy-up-mem_input_program_surface_fl.patch67
1 files changed, 67 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.14.71/0451-drm-amd-display-Tidy-up-mem_input_program_surface_fl.patch b/common/recipes-kernel/linux/linux-yocto-4.14.71/0451-drm-amd-display-Tidy-up-mem_input_program_surface_fl.patch
new file mode 100644
index 00000000..55c706b2
--- /dev/null
+++ b/common/recipes-kernel/linux/linux-yocto-4.14.71/0451-drm-amd-display-Tidy-up-mem_input_program_surface_fl.patch
@@ -0,0 +1,67 @@
+From b56418721074ed6aa3d75526dd2083c84679a7fa Mon Sep 17 00:00:00 2001
+From: Tom St Denis <tom.stdenis@amd.com>
+Date: Tue, 16 May 2017 10:22:05 -0400
+Subject: [PATCH 0451/4131] drm/amd/display: Tidy up
+ mem_input_program_surface_flip_and_addr()
+
+Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
+Reviewed-by: Harry Wentland <Harry.Wentland@amd.com>
+Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
+Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
+---
+ drivers/gpu/drm/amd/display/dc/dce/dce_mem_input.c | 25 ++++++++--------------
+ 1 file changed, 9 insertions(+), 16 deletions(-)
+
+diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_mem_input.c b/drivers/gpu/drm/amd/display/dc/dce/dce_mem_input.c
+index 718688c..673371e 100644
+--- a/drivers/gpu/drm/amd/display/dc/dce/dce_mem_input.c
++++ b/drivers/gpu/drm/amd/display/dc/dce/dce_mem_input.c
+@@ -625,18 +625,12 @@ static bool dce_mi_program_surface_flip_and_addr(
+ * non-XDMA Mode: GRPH_SURFACE_UPDATE_IMMEDIATE_EN = 1
+ * XDMA Mode: GRPH_SURFACE_UPDATE_H_RETRACE_EN = 1
+ */
+- REG_UPDATE(GRPH_UPDATE,
+- GRPH_UPDATE_LOCK, 1);
+-
+- if (flip_immediate) {
+- REG_UPDATE_2(GRPH_FLIP_CONTROL,
+- GRPH_SURFACE_UPDATE_IMMEDIATE_EN, 0,
+- GRPH_SURFACE_UPDATE_H_RETRACE_EN, 1);
+- } else {
+- REG_UPDATE_2(GRPH_FLIP_CONTROL,
+- GRPH_SURFACE_UPDATE_IMMEDIATE_EN, 0,
+- GRPH_SURFACE_UPDATE_H_RETRACE_EN, 0);
+- }
++ REG_UPDATE(GRPH_UPDATE, GRPH_UPDATE_LOCK, 1);
++
++ REG_UPDATE_2(
++ GRPH_FLIP_CONTROL,
++ GRPH_SURFACE_UPDATE_IMMEDIATE_EN, 0,
++ GRPH_SURFACE_UPDATE_H_RETRACE_EN, flip_immediate ? 1 : 0);
+
+ switch (address->type) {
+ case PLN_ADDR_TYPE_GRAPHICS:
+@@ -645,8 +639,8 @@ static bool dce_mi_program_surface_flip_and_addr(
+ program_pri_addr(dce_mi, address->grph.addr);
+ break;
+ case PLN_ADDR_TYPE_GRPH_STEREO:
+- if (address->grph_stereo.left_addr.quad_part == 0
+- || address->grph_stereo.right_addr.quad_part == 0)
++ if (address->grph_stereo.left_addr.quad_part == 0 ||
++ address->grph_stereo.right_addr.quad_part == 0)
+ break;
+ program_pri_addr(dce_mi, address->grph_stereo.left_addr);
+ program_sec_addr(dce_mi, address->grph_stereo.right_addr);
+@@ -662,8 +656,7 @@ static bool dce_mi_program_surface_flip_and_addr(
+ if (flip_immediate)
+ mem_input->current_address = *address;
+
+- REG_UPDATE(GRPH_UPDATE,
+- GRPH_UPDATE_LOCK, 0);
++ REG_UPDATE(GRPH_UPDATE, GRPH_UPDATE_LOCK, 0);
+
+ return true;
+ }
+--
+2.7.4
+