[PATCH 29/29] drm/amd/dal: Force bw programming for DCE 10 until we start calculate BW.

Harry Wentland harry.wentland at amd.com
Thu Feb 11 17:20:09 UTC 2016


From: Andrey Grodzovsky <Andrey.Grodzovsky at amd.com>

Signed-off-by: Andrey Grodzovsky <Andrey.Grodzovsky at amd.com>
Acked-by: Jordan Lazare <Jordan.Lazare at amd.com>
Reviewed-by: Harry Wentland <harry.wentland at amd.com>
---
 .../drm/amd/dal/dc/dce100/dce100_hw_sequencer.c    | 28 ----------------------
 .../gpu/drm/amd/dal/dc/dce100/dce100_resource.c    |  3 ++-
 2 files changed, 2 insertions(+), 29 deletions(-)

diff --git a/drivers/gpu/drm/amd/dal/dc/dce100/dce100_hw_sequencer.c b/drivers/gpu/drm/amd/dal/dc/dce100/dce100_hw_sequencer.c
index 82c5e155d91a..a1dbac487366 100644
--- a/drivers/gpu/drm/amd/dal/dc/dce100/dce100_hw_sequencer.c
+++ b/drivers/gpu/drm/amd/dal/dc/dce100/dce100_hw_sequencer.c
@@ -335,33 +335,6 @@ static void dal_dc_clock_gating_dce100_power_up(struct dc_context *ctx, bool ena
 	}
 }
 
-/**
- * Call display_engine_clock_dce80 to perform the Dclk programming.
- */
-static void set_display_clock(struct validate_context *context)
-{
-	/* Program the display engine clock.
-	 * Check DFS bypass mode support or not. DFSbypass feature is only when
-	 * BIOS GPU info table reports support. */
-
-	if (/*dal_adapter_service_is_dfs_bypass_enabled()*/ false) {
-		/*TODO: set_display_clock_dfs_bypass(
-				hws,
-				path_set,
-				context->res_ctx.pool.display_clock,
-				context->res_ctx.min_clocks.min_dclk_khz);*/
-	} else
-		dal_display_clock_set_clock(context->res_ctx.pool.display_clock,
-				681000);
-
-	/* TODO: When changing display engine clock, DMCU WaitLoop must be
-	 * reconfigured in order to maintain the same delays within DMCU
-	 * programming sequences. */
-
-	/* TODO: Start GTC counter */
-}
-
-
 static void set_displaymarks(
 		const struct dc *dc, struct validate_context *context)
 {
@@ -381,7 +354,6 @@ bool dce100_hw_sequencer_construct(struct dc *dc)
 	dc->hwss.enable_fe_clock = dce100_enable_fe_clock;
 	dc->hwss.pipe_control_lock = dce100_pipe_control_lock;
 	dc->hwss.set_blender_mode = dce100_set_blender_mode;
-	dc->hwss.set_display_clock = set_display_clock;
 	dc->hwss.set_displaymarks = set_displaymarks;
 	return true;
 }
diff --git a/drivers/gpu/drm/amd/dal/dc/dce100/dce100_resource.c b/drivers/gpu/drm/amd/dal/dc/dce100/dce100_resource.c
index e67ba81f1c85..783d47eba325 100644
--- a/drivers/gpu/drm/amd/dal/dc/dce100/dce100_resource.c
+++ b/drivers/gpu/drm/amd/dal/dc/dce100/dce100_resource.c
@@ -773,7 +773,8 @@ enum dc_status dce100_validate_bandwidth(
 	const struct dc *dc,
 	struct validate_context *context)
 {
-	/* TODO implement when needed */
+	/* TODO implement when needed but for now hardcode max value*/
+	context->bw_results.dispclk_khz = 681000;
 
 	return DC_OK;
 }
-- 
2.1.4



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