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| author | Muhammad Ahmed <ahmed.ahmed@amd.com> | 2024-02-15 15:37:09 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2024-03-20 13:37:37 -0400 |
| commit | 2f72e02f2f54a3ccee7808db80ff8ae474a5fcba (patch) | |
| tree | f7d26473ef5bbe80db2e464cd3958a3821c5a94f /drivers/gpu/drm/amd/display | |
| parent | 0c501d3c11bba2a8a5f98bbad557465ccbfb59a3 (diff) | |
| download | linux-2f72e02f2f54a3ccee7808db80ff8ae474a5fcba.tar.gz linux-2f72e02f2f54a3ccee7808db80ff8ae474a5fcba.tar.bz2 linux-2f72e02f2f54a3ccee7808db80ff8ae474a5fcba.zip | |
drm/amd/display: Add debug key to allow disabling dtbclk
[HOW]
Add debug key to allow disabling dtbclk
Reviewed-by: Charlene Liu <charlene.liu@amd.com>
Acked-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Muhammad Ahmed <ahmed.ahmed@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')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_clk_mgr.c | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc.h | 1 |
2 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_clk_mgr.c index c378b879c76d..c6030bed95a0 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_clk_mgr.c @@ -244,7 +244,8 @@ void dcn35_update_clocks(struct clk_mgr *clk_mgr_base, } if (clk_mgr_base->clks.dtbclk_en && !new_clocks->dtbclk_en) { - dcn35_smu_set_dtbclk(clk_mgr, false); + if (clk_mgr->base.ctx->dc->config.allow_0_dtb_clk) + dcn35_smu_set_dtbclk(clk_mgr, false); clk_mgr_base->clks.dtbclk_en = new_clocks->dtbclk_en; } /* check that we're not already in lower */ diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h index ee8453bf958f..c1d8288a08b3 100644 --- a/drivers/gpu/drm/amd/display/dc/dc.h +++ b/drivers/gpu/drm/amd/display/dc/dc.h @@ -435,6 +435,7 @@ struct dc_config { unsigned int disable_ips; unsigned int disable_ips_in_vpb; bool usb4_bw_alloc_support; + bool allow_0_dtb_clk; }; enum visual_confirm { |