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From a5ce1f773cb102fc7e0390a52f3592204e4d8334 Mon Sep 17 00:00:00 2001
From: Harry Wentland <harry.wentland@amd.com>
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 <harry.wentland@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
.../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
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