diff options
| author | Charlene Liu <Charlene.Liu@amd.com> | 2022-11-02 19:13:43 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2022-11-15 21:35:14 +0300 |
| commit | 27142312c8a44026815df721882468c63c4c96da (patch) | |
| tree | 100b6961744d3cd3f9c99cda06874fd9c77e8780 /drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c | |
| parent | 5b8f9deaf3b6badfc0da968e6e07ceabd19700b6 (diff) | |
| download | linux-27142312c8a44026815df721882468c63c4c96da.tar.xz | |
drm/amd/display: fix dcn3.1x mode validation on high bandwidth config
[why]
1. correct dram_channel_width (was hard coded to 4 for 32bit)
2. use dm's is_hvm_enable status flag for hostvm_en input for dml.
3. add a function to override to all dcn3.1x.
Reviewed-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Acked-by: Tom Chung <chiahsuan.chung@amd.com>
Signed-off-by: Charlene Liu <Charlene.Liu@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c index c1eaf571407a..1c0569b1dc8f 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c @@ -609,8 +609,10 @@ static void dcn31_clk_mgr_helper_populate_bw_params(struct clk_mgr_internal *clk } bw_params->vram_type = bios_info->memory_type; - bw_params->num_channels = bios_info->ma_channel_number; + bw_params->dram_channel_width_bytes = bios_info->memory_type == 0x22 ? 8 : 4; + //bw_params->dram_channel_width_bytes = dc->ctx->asic_id.vram_width; + bw_params->num_channels = bios_info->ma_channel_number ? bios_info->ma_channel_number : 4; for (i = 0; i < WM_SET_COUNT; i++) { bw_params->wm_table.entries[i].wm_inst = i; |