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-rw-r--r--meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0025-drm-amd-display-Fix-bugs-causing-Hawaii-and-Bonaire-.patch57
1 files changed, 57 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0025-drm-amd-display-Fix-bugs-causing-Hawaii-and-Bonaire-.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0025-drm-amd-display-Fix-bugs-causing-Hawaii-and-Bonaire-.patch
new file mode 100644
index 00000000..1f296a5a
--- /dev/null
+++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0025-drm-amd-display-Fix-bugs-causing-Hawaii-and-Bonaire-.patch
@@ -0,0 +1,57 @@
+From a6d115a76a98f78fd2c0c2f70208d86b2aed3dcd Mon Sep 17 00:00:00 2001
+From: Zeyu Fan <Zeyu.Fan@amd.com>
+Date: Tue, 6 Dec 2016 12:59:52 -0500
+Subject: [PATCH 0025/4131] drm/amd/display: Fix bugs causing Hawaii and
+ Bonaire not light up.
+
+Signed-off-by: Zeyu Fan <Zeyu.Fan@amd.com>
+Acked-by: Jordan Lazare <Jordan.Lazare@amd.com>
+Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
+---
+ .../gpu/drm/amd/display/dc/bios/dce110/command_table_helper_dce110.c | 2 +-
+ .../gpu/drm/amd/display/dc/bios/dce112/command_table_helper_dce112.c | 2 +-
+ drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c | 2 +-
+ 3 files changed, 3 insertions(+), 3 deletions(-)
+
+diff --git a/drivers/gpu/drm/amd/display/dc/bios/dce110/command_table_helper_dce110.c b/drivers/gpu/drm/amd/display/dc/bios/dce110/command_table_helper_dce110.c
+index dff82dd..8049320 100644
+--- a/drivers/gpu/drm/amd/display/dc/bios/dce110/command_table_helper_dce110.c
++++ b/drivers/gpu/drm/amd/display/dc/bios/dce110/command_table_helper_dce110.c
+@@ -186,7 +186,7 @@ static uint8_t dig_encoder_sel_to_atom(enum engine_id id)
+ break;
+ }
+
+- return atom_dig_encoder_sel;
++ return 0;
+ }
+
+ static bool clock_source_id_to_atom(
+diff --git a/drivers/gpu/drm/amd/display/dc/bios/dce112/command_table_helper_dce112.c b/drivers/gpu/drm/amd/display/dc/bios/dce112/command_table_helper_dce112.c
+index 8b72aa5..48e5996 100644
+--- a/drivers/gpu/drm/amd/display/dc/bios/dce112/command_table_helper_dce112.c
++++ b/drivers/gpu/drm/amd/display/dc/bios/dce112/command_table_helper_dce112.c
+@@ -183,7 +183,7 @@ static uint8_t dig_encoder_sel_to_atom(enum engine_id id)
+ break;
+ }
+
+- return atom_dig_encoder_sel;
++ return 0;
+ }
+
+ static bool clock_source_id_to_atom(
+diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c b/drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c
+index 10b70ca..c73d605 100644
+--- a/drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c
++++ b/drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c
+@@ -1281,7 +1281,7 @@ void dce110_link_encoder_enable_dp_output(
+ configure_encoder(enc110, link_settings);
+
+ cntl.action = TRANSMITTER_CONTROL_ENABLE;
+- cntl.engine_id = ENGINE_ID_UNKNOWN;
++ cntl.engine_id = enc->preferred_engine;
+ cntl.transmitter = enc110->base.transmitter;
+ cntl.pll_id = clock_source;
+ cntl.signal = SIGNAL_TYPE_DISPLAY_PORT;
+--
+2.7.4
+