From a5ce1f773cb102fc7e0390a52f3592204e4d8334 Mon Sep 17 00:00:00 2001 From: Harry Wentland Date: Wed, 24 Jan 2018 11:16:49 -0500 Subject: [PATCH 3555/4131] drm/amd/display: Re-use DCE100 display_power_gating for DCE80 Both functions are the same Signed-off-by: Harry Wentland Reviewed-by: Tony Cheng Acked-by: Harry Wentland Signed-off-by: Alex Deucher --- .../amd/display/dc/dce100/dce100_hw_sequencer.c | 2 +- .../amd/display/dc/dce100/dce100_hw_sequencer.h | 4 +++ .../drm/amd/display/dc/dce80/dce80_hw_sequencer.c | 38 +--------------------- 3 files changed, 6 insertions(+), 38 deletions(-) diff --git a/drivers/gpu/drm/amd/display/dc/dce100/dce100_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dce100/dce100_hw_sequencer.c index 469af05..41f83ec 100644 --- a/drivers/gpu/drm/amd/display/dc/dce100/dce100_hw_sequencer.c +++ b/drivers/gpu/drm/amd/display/dc/dce100/dce100_hw_sequencer.c @@ -69,7 +69,7 @@ static const struct dce100_hw_seq_reg_offsets reg_offsets[] = { ******************************************************************************/ /***************************PIPE_CONTROL***********************************/ -static bool dce100_enable_display_power_gating( +bool dce100_enable_display_power_gating( struct dc *dc, uint8_t controller_id, struct dc_bios *dcb, diff --git a/drivers/gpu/drm/amd/display/dc/dce100/dce100_hw_sequencer.h b/drivers/gpu/drm/amd/display/dc/dce100/dce100_hw_sequencer.h index cb5384e..c6ec0ed 100644 --- a/drivers/gpu/drm/amd/display/dc/dce100/dce100_hw_sequencer.h +++ b/drivers/gpu/drm/amd/display/dc/dce100/dce100_hw_sequencer.h @@ -38,5 +38,9 @@ void dce100_set_bandwidth( struct dc_state *context, bool decrease_allowed); +bool dce100_enable_display_power_gating(struct dc *dc, uint8_t controller_id, + struct dc_bios *dcb, + enum pipe_gating_control power_gating); + #endif /* __DC_HWSS_DCE100_H__ */ diff --git a/drivers/gpu/drm/amd/display/dc/dce80/dce80_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dce80/dce80_hw_sequencer.c index ccfcf1c..6c6a1a1 100644 --- a/drivers/gpu/drm/amd/display/dc/dce80/dce80_hw_sequencer.c +++ b/drivers/gpu/drm/amd/display/dc/dce80/dce80_hw_sequencer.c @@ -70,47 +70,11 @@ static const struct dce80_hw_seq_reg_offsets reg_offsets[] = { /***************************PIPE_CONTROL***********************************/ -static bool dce80_enable_display_power_gating( - struct dc *dc, - uint8_t controller_id, - struct dc_bios *dcb, - enum pipe_gating_control power_gating) -{ - enum bp_result bp_result = BP_RESULT_OK; - enum bp_pipe_control_action cntl; - struct dc_context *ctx = dc->ctx; - - if (power_gating == PIPE_GATING_CONTROL_INIT) - cntl = ASIC_PIPE_INIT; - else if (power_gating == PIPE_GATING_CONTROL_ENABLE) - cntl = ASIC_PIPE_ENABLE; - else - cntl = ASIC_PIPE_DISABLE; - - if (!(power_gating == PIPE_GATING_CONTROL_INIT && controller_id != 0)){ - - bp_result = dcb->funcs->enable_disp_power_gating( - dcb, controller_id + 1, cntl); - - /* Revert MASTER_UPDATE_MODE to 0 because bios sets it 2 - * by default when command table is called - */ - dm_write_reg(ctx, - HW_REG_CRTC(mmMASTER_UPDATE_MODE, controller_id), - 0); - } - - if (bp_result == BP_RESULT_OK) - return true; - else - return false; -} - void dce80_hw_sequencer_construct(struct dc *dc) { dce110_hw_sequencer_construct(dc); - dc->hwss.enable_display_power_gating = dce80_enable_display_power_gating; + dc->hwss.enable_display_power_gating = dce100_enable_display_power_gating; dc->hwss.pipe_control_lock = dce_pipe_control_lock; dc->hwss.set_bandwidth = dce100_set_bandwidth; } -- 2.7.4