[PATCH 05/19] drm/amd/display: Add DML variable for future asics

Aurabindo Pillai aurabindo.pillai at amd.com
Wed Apr 22 22:07:51 UTC 2020


From: Joshua Aberback <joshua.aberback at amd.com>

Signed-off-by: Joshua Aberback <joshua.aberback at amd.com>
Reviewed-by: Dmytro Laktyushkin <Dmytro.Laktyushkin at amd.com>
Reviewed-by: Jun Lei <Jun.Lei at amd.com>
Acked-by: Aurabindo Pillai <aurabindo.pillai at amd.com>
---
 drivers/gpu/drm/amd/display/dc/dml/display_mode_structs.h | 1 +
 drivers/gpu/drm/amd/display/dc/dml/display_mode_vba.c     | 1 +
 drivers/gpu/drm/amd/display/dc/dml/display_mode_vba.h     | 1 +
 3 files changed, 3 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 687010c17324..b2ecb174a93f 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
@@ -121,6 +121,7 @@ struct _vcs_dpi_soc_bounding_box_st {
 };
 
 struct _vcs_dpi_ip_params_st {
+	bool use_min_dcfclk;
 	bool gpuvm_enable;
 	bool hostvm_enable;
 	unsigned int gpuvm_max_page_table_levels;
diff --git a/drivers/gpu/drm/amd/display/dc/dml/display_mode_vba.c b/drivers/gpu/drm/amd/display/dc/dml/display_mode_vba.c
index 6b525c52124c..6e4e8a452e66 100644
--- a/drivers/gpu/drm/amd/display/dc/dml/display_mode_vba.c
+++ b/drivers/gpu/drm/amd/display/dc/dml/display_mode_vba.c
@@ -280,6 +280,7 @@ static void fetch_ip_params(struct display_mode_lib *mode_lib)
 	ip_params_st *ip = &mode_lib->vba.ip;
 
 	// IP Parameters
+	mode_lib->vba.UseMinimumRequiredDCFCLK = ip->use_min_dcfclk;
 	mode_lib->vba.MaxNumDPP = ip->max_num_dpp;
 	mode_lib->vba.MaxNumOTG = ip->max_num_otg;
 	mode_lib->vba.MaxNumHDMIFRLOutputs = ip->max_num_hdmi_frl_outputs;
diff --git a/drivers/gpu/drm/amd/display/dc/dml/display_mode_vba.h b/drivers/gpu/drm/amd/display/dc/dml/display_mode_vba.h
index 5d82fc5a7ed7..a1884ffe63ae 100644
--- a/drivers/gpu/drm/amd/display/dc/dml/display_mode_vba.h
+++ b/drivers/gpu/drm/amd/display/dc/dml/display_mode_vba.h
@@ -898,6 +898,7 @@ struct vba_vars_st {
 	bool dummystring[DC__NUM_DPP__MAX];
 	double BPP;
 	enum odm_combine_policy ODMCombinePolicy;
+	bool UseMinimumRequiredDCFCLK;
 };
 
 bool CalculateMinAndMaxPrefetchMode(
-- 
2.17.1



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