From: Hersen Wu Date: Thu, 1 Jun 2017 19:49:16 +0000 (-0400) Subject: drm/amd/display: remove disable_clk_gate debug flag for DCN X-Git-Tag: v5.15~9960^2~23^2~435 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=1e25ed30796b89140653c60ac20ea1c8254c9e91;p=platform%2Fkernel%2Flinux-starfive.git drm/amd/display: remove disable_clk_gate debug flag for DCN Signed-off-by: Hersen Wu Reviewed-by: Tony Cheng Acked-by: Harry Wentland Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c index 877e2b6..0e677f9d 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c @@ -397,19 +397,6 @@ static void enable_power_gating_plane( HWSEQ_REG_UPDATE(DOMAIN3_PG_CONFIG, DOMAIN3_POWER_FORCEON, force_on); HWSEQ_REG_UPDATE(DOMAIN5_PG_CONFIG, DOMAIN5_POWER_FORCEON, force_on); HWSEQ_REG_UPDATE(DOMAIN7_PG_CONFIG, DOMAIN7_POWER_FORCEON, force_on); - - if (ctx->dc->debug.disable_clock_gate) { - /* probably better to just write entire register to 0xffff to - * ensure all clock gating is disabled - */ - HWSEQ_REG_UPDATE_3(DCCG_GATE_DISABLE_CNTL, - DISPCLK_R_DCCG_GATE_DISABLE, 1, - DPREFCLK_R_DCCG_GATE_DISABLE, 1, - REFCLK_R_DIG_GATE_DISABLE, 1); - HWSEQ_REG_UPDATE(DCFCLK_CNTL, - DCFCLK_GATE_DIS, 1); - } - } static void dpp_pg_control( @@ -513,29 +500,12 @@ static void power_on_plane( { uint32_t inst_offset = 0; - /* disable clock power gating */ - - /* DCCG_GATE_DISABLE_CNTL only has one instance */ - if (ctx->dc->debug.disable_clock_gate) { - HWSEQ_REG_UPDATE_2(DCCG_GATE_DISABLE_CNTL, - DISPCLK_DCCG_GATE_DISABLE, 1, - DPPCLK_GATE_DISABLE, 1); - /* DCFCLK_CNTL only has one instance */ - HWSEQ_REG_UPDATE(DCFCLK_CNTL, - DCFCLK_GATE_DIS, 1); - } - HWSEQ_REG_SET(DC_IP_REQUEST_CNTL, IP_REQUEST_EN, 1); dpp_pg_control(ctx, plane_id, true); hubp_pg_control(ctx, plane_id, true); HWSEQ_REG_SET(DC_IP_REQUEST_CNTL, IP_REQUEST_EN, 0); - - if (ctx->dc->debug.disable_clock_gate) { - HWSEQ_REG_UPDATE(DCCG_GATE_DISABLE_CNTL, - DISPCLK_DCCG_GATE_DISABLE, 0); - } } /* fully check bios enabledisplaypowergating table. dal only need dce init diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c index 660cb43..e527d10 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c @@ -438,7 +438,6 @@ static const struct dc_debug debug_defaults_drv = { }; static const struct dc_debug debug_defaults_diags = { - .disable_clock_gate = true, .disable_dmcu = true, .force_abm_enable = false, .timing_trace = true,