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drm/amd/display: Add wm ranges to clk_mgr

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[WHY & HOW]
Having watermark ranges saved inside clk_mgr to be
available for debug at all times would be useful.
Add it to the clk_mgr_internal struct for reference.
Only populated for Renoir, unused for other asics.

Signed-off-by: Sung Lee <sung.lee@amd.com>
Reviewed-by: Yongqiang Sun <yongqiang.sun@amd.com>
Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Sung Lee 2020-01-23 15:31:43 -05:00 committed by Alex Deucher
parent 32caf90618
commit c788739b88
2 changed files with 4 additions and 3 deletions
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5
drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c
View File

@ -459,16 +459,15 @@ void build_watermark_ranges(struct clk_bw_params *bw_params, struct pp_smu_wm_ra
static void rn_notify_wm_ranges(struct clk_mgr *clk_mgr_base)
{
struct dc_debug_options *debug = &clk_mgr_base->ctx->dc->debug;
struct pp_smu_wm_range_sets ranges = {0};
struct clk_mgr_internal *clk_mgr = TO_CLK_MGR_INTERNAL(clk_mgr_base);
struct pp_smu_funcs *pp_smu = clk_mgr->pp_smu;
if (!debug->disable_pplib_wm_range) {
build_watermark_ranges(clk_mgr_base->bw_params, &ranges);
build_watermark_ranges(clk_mgr_base->bw_params, &clk_mgr_base->ranges);
/* Notify PP Lib/SMU which Watermarks to use for which clock ranges */
if (pp_smu && pp_smu->rn_funcs.set_wm_ranges)
pp_smu->rn_funcs.set_wm_ranges(&pp_smu->rn_funcs.pp_smu, &ranges);
pp_smu->rn_funcs.set_wm_ranges(&pp_smu->rn_funcs.pp_smu, &clk_mgr_base->ranges);
}
}

2
drivers/gpu/drm/amd/display/dc/inc/hw/clk_mgr.h
View File

@ -27,6 +27,7 @@
#define __DAL_CLK_MGR_H__
#include "dc.h"
#include "dm_pp_smu.h"
#define DCN_MINIMUM_DISPCLK_Khz 100000
#define DCN_MINIMUM_DPPCLK_Khz 100000
@ -193,6 +194,7 @@ struct clk_mgr {
int dentist_vco_freq_khz;
struct clk_state_registers_and_bypass boot_snapshot;
struct clk_bw_params *bw_params;
struct pp_smu_wm_range_sets ranges;
};
/* forward declarations */