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From 62370bef822e99dcd31eb21987d144db503f1d60 Mon Sep 17 00:00:00 2001
From: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Date: Wed, 25 Jan 2017 13:58:46 -0500
Subject: [PATCH 0192/4131] drm/amd/display: add dcfclk reporting to pplib
Signed-off-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Reviewed-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/display/dc/core/dc.c | 48 +++++++++----------------
drivers/gpu/drm/amd/display/dc/inc/core_types.h | 1 +
2 files changed, 18 insertions(+), 31 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
index e05e419..9d2f78f 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
@@ -1065,7 +1065,7 @@ bool dc_pre_update_surfaces_to_stream(
{
int i, j;
struct core_dc *core_dc = DC_TO_CORE(dc);
- uint32_t prev_disp_clk = core_dc->current_context->bw_results.dispclk_khz;
+ int prev_disp_clk = core_dc->current_context->bw_results.dispclk_khz;
int new_disp_clk;
struct dc_stream_status *stream_status = NULL;
struct validate_context *context;
@@ -1146,36 +1146,23 @@ bool dc_pre_update_surfaces_to_stream(
}
}
- if (core_dc->res_pool->funcs->validate_bandwidth(core_dc, context) != DC_OK) {
- BREAK_TO_DEBUGGER();
- ret = false;
- goto unexpected_fail;
- }
- new_disp_clk = context->bw_results.dispclk_khz;
-
- if (core_dc->res_pool->funcs->apply_clk_constraints) {
- temp_context = core_dc->res_pool->funcs->apply_clk_constraints(
- core_dc,
- context);
- if (!temp_context) {
- dm_error("%s:failed apply clk constraints\n", __func__);
+ if (core_dc->res_pool->funcs->validate_bandwidth)
+ if (core_dc->res_pool->funcs->validate_bandwidth(core_dc, context) != DC_OK) {
+ BREAK_TO_DEBUGGER();
ret = false;
goto unexpected_fail;
}
- resource_validate_ctx_destruct(context);
- ASSERT(core_dc->scratch_val_ctx == temp_context);
- core_dc->scratch_val_ctx = context;
- context = temp_context;
- }
+ new_disp_clk = context->bw_results.dispclk_khz;
- if (prev_disp_clk < new_disp_clk) {
+ if (!IS_FPGA_MAXIMUS_DC(core_dc->ctx->dce_environment)
+ && prev_disp_clk < new_disp_clk) {
pplib_apply_display_requirements(core_dc, context,
&context->pp_display_cfg);
context->res_ctx.pool->display_clock->funcs->set_clock(
context->res_ctx.pool->display_clock,
- context->bw_results.dispclk_khz * 115 / 100);
- core_dc->current_context->bw_results.dispclk_khz =
- context->bw_results.dispclk_khz;
+ new_disp_clk * 115 / 100);
+ core_dc->current_context->bw_results.dispclk_khz = new_disp_clk;
+ core_dc->current_context->dispclk_khz = new_disp_clk;
}
for (i = 0; i < new_surface_count; i++)
@@ -1209,15 +1196,14 @@ bool dc_post_update_surfaces_to_stream(struct dc *dc)
if (core_dc->current_context->res_ctx.pipe_ctx[i].stream == NULL) {
core_dc->current_context->res_ctx.pipe_ctx[i].pipe_idx = i;
core_dc->hwss.power_down_front_end(
- core_dc, &core_dc->current_context->res_ctx.pipe_ctx[i]);
+ core_dc, &core_dc->current_context->res_ctx.pipe_ctx[i]);
+ }
+ if (core_dc->res_pool->funcs->validate_bandwidth)
+ if (core_dc->res_pool->funcs->validate_bandwidth(
+ core_dc, core_dc->current_context) != DC_OK) {
+ BREAK_TO_DEBUGGER();
+ return false;
}
-
-
- if (core_dc->res_pool->funcs->validate_bandwidth(core_dc, core_dc->current_context)
- != DC_OK) {
- BREAK_TO_DEBUGGER();
- return false;
- }
core_dc->hwss.set_bandwidth(core_dc);
diff --git a/drivers/gpu/drm/amd/display/dc/inc/core_types.h b/drivers/gpu/drm/amd/display/dc/inc/core_types.h
index 1a81e83..124df67 100644
--- a/drivers/gpu/drm/amd/display/dc/inc/core_types.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/core_types.h
@@ -316,6 +316,7 @@ struct validate_context {
struct bw_calcs_output bw_results;
/* Note: these are big structures, do *not* put on stack! */
struct dm_pp_display_configuration pp_display_cfg;
+ int dispclk_khz;
};
#endif /* _CORE_TYPES_H_ */
--
2.7.4
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