1 files changed, 41 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/1962-drm-amd-display-define-v_total_min-and-max-parameter.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/1962-drm-amd-display-define-v_total_min-and-max-parameter.patch
new file mode 100644
index 00000000..19beae64
--- /dev/null
+++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/1962-drm-amd-display-define-v_total_min-and-max-parameter.patch
@@ -0,0 +1,41 @@
+From 4a5bc306108d550c35d2146e5aba668dae540c2e Mon Sep 17 00:00:00 2001
+From: Charlene Liu <charlene.liu@amd.com>
+Date: Fri, 26 Apr 2019 00:29:13 -0400
+Subject: [PATCH 1962/2940] drm/amd/display: define v_total_min and max
+ parameters
+
+add these parameters for future use
+
+Signed-off-by: Charlene Liu <charlene.liu@amd.com>
+Reviewed-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
+Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
+---
+ drivers/gpu/drm/amd/display/dc/dml/display_mode_structs.h | 5 +++++
+ 1 file changed, 5 insertions(+)
+
+diff --git a/drivers/gpu/drm/amd/display/dc/dml/display_mode_structs.h b/drivers/gpu/drm/amd/display/dc/dml/display_mode_structs.h
+index c5b791d158a7..6cc59f138095 100644
+--- a/drivers/gpu/drm/amd/display/dc/dml/display_mode_structs.h
++++ b/drivers/gpu/drm/amd/display/dc/dml/display_mode_structs.h
+@@ -219,6 +219,9 @@ struct _vcs_dpi_display_pipe_source_params_st {
+ 	unsigned char xfc_enable;
+ 	unsigned char xfc_slave;
+ 	struct _vcs_dpi_display_xfc_params_st xfc_params;
++	//for vstartuplines calculation freesync
++	unsigned char v_total_min;
++	unsigned char v_total_max;
+ };
+ struct writeback_st {
+ 	int wb_src_height;
+@@ -289,6 +292,8 @@ struct _vcs_dpi_display_pipe_dest_params_st {
+ 	unsigned char otg_inst;
+ 	unsigned char odm_combine;
+ 	unsigned char use_maximum_vstartup;
++	unsigned int vtotal_max;
++	unsigned int vtotal_min;
+ };
+ 
+ struct _vcs_dpi_display_pipe_params_st {
+-- 
+2.17.1
+