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drm/amd/display: Do not read DPREFCLK spread info from LUT on DCN35

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[WHY]
Currently DCN35 does not spread DPREFCLK

[HOW]
Remove hardcoded table with nonzero caps

Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Acked-by: Hamza Mahfooz <hamza.mahfooz@amd.com>
Signed-off-by: Michael Strauss <michael.strauss@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Michael Strauss
2023-10-27 14:12:51 -04:00
committed by Alex Deucher
parent 9be601135b
commit 9976421f8c
1 changed files with 0 additions and 22 deletions
Download Patch File Download Diff File Expand all files Collapse all files
drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_clk_mgr.c
-22
View File
@@ -515,11 +515,6 @@ static DpmClocks_t_dcn35 dummy_clocks;
static struct dcn35_watermarks dummy_wms = { 0 };
static struct dcn35_ss_info_table ss_info_table = {
.ss_divider = 1000,
.ss_percentage = {0, 0, 375, 375, 375}
};
static void dcn35_build_watermark_ranges(struct clk_bw_params *bw_params, struct dcn35_watermarks *table)
{
int i, num_valid_sets;
@@ -965,21 +960,6 @@ struct clk_mgr_funcs dcn35_fpga_funcs = {
.get_dtb_ref_clk_frequency = dcn31_get_dtb_ref_freq_khz,
};
static void dcn35_read_ss_info_from_lut(struct clk_mgr_internal *clk_mgr)
{
uint32_t clock_source;
struct dc_context *ctx = clk_mgr->base.ctx;
REG_GET(CLK1_CLK2_BYPASS_CNTL, CLK2_BYPASS_SEL, &clock_source);
clk_mgr->dprefclk_ss_percentage = ss_info_table.ss_percentage[clock_source];
if (clk_mgr->dprefclk_ss_percentage != 0) {
clk_mgr->ss_on_dprefclk = true;
clk_mgr->dprefclk_ss_divider = ss_info_table.ss_divider;
}
}
void dcn35_clk_mgr_construct(
struct dc_context *ctx,
struct clk_mgr_dcn35 *clk_mgr,
@@ -1052,8 +1032,6 @@ void dcn35_clk_mgr_construct(
dce_clock_read_ss_info(&clk_mgr->base);
/*when clk src is from FCH, it could have ss, same clock src as DPREF clk*/
dcn35_read_ss_info_from_lut(&clk_mgr->base);
clk_mgr->base.base.bw_params = &dcn35_bw_params;
if (clk_mgr->base.base.ctx->dc->debug.pstate_enabled) {