From: Leo (Hanghong) Ma Date: Tue, 11 Jun 2024 18:12:43 +0000 (-0400) Subject: drm/amd/display: Always enable HPO for DCN4 dGPU X-Git-Tag: nvme-6.11-2024-08-08~76^2~8^2~57 X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=a4758aa3d1d9ff1c7a05da58387d217c2cd0c38b;p=nvme.git drm/amd/display: Always enable HPO for DCN4 dGPU [WHY && HOW] Some DP EDID CTS tests fail due to HPO disable, and we should keep it enable on DCN4 dGPU. Reviewed-by: Wenjing Liu Cc: Mario Limonciello Cc: Alex Deucher Cc: stable@vger.kernel.org Signed-off-by: Alex Hung Signed-off-by: Leo (Hanghong) Ma Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c index 42753f56d31d..79a911e1a09a 100644 --- a/drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c @@ -408,6 +408,8 @@ void dcn401_init_hw(struct dc *dc) REG_UPDATE(DCFCLK_CNTL, DCFCLK_GATE_DIS, 0); } + dcn401_setup_hpo_hw_control(hws, true); + if (!dcb->funcs->is_accelerated_mode(dcb) && dc->res_pool->hubbub->funcs->init_watermarks) dc->res_pool->hubbub->funcs->init_watermarks(dc->res_pool->hubbub); diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_init.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_init.c index 1cf0608e1980..8159fd838dc3 100644 --- a/drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_init.c +++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_init.c @@ -137,7 +137,6 @@ static const struct hwseq_private_funcs dcn401_private_funcs = { .program_mall_pipe_config = dcn32_program_mall_pipe_config, .update_force_pstate = dcn32_update_force_pstate, .update_mall_sel = dcn32_update_mall_sel, - .setup_hpo_hw_control = dcn401_setup_hpo_hw_control, .calculate_dccg_k1_k2_values = NULL, .apply_single_controller_ctx_to_hw = dce110_apply_single_controller_ctx_to_hw, .reset_back_end_for_pipe = dcn20_reset_back_end_for_pipe,