From: Aurabindo Pillai <aurabindo.pillai@amd.com>
Date: Thu, 6 Apr 2023 12:28:59 -0400
Subject: [PATCH] drm/amd/display: Fixes for dcn32_clk_mgr implementation
References: bsc#1012628
Patch-mainline: 6.3.3
Git-commit: d1c5c3e252b8a911a524e6ee33b82aca81397745

[ Upstream commit d1c5c3e252b8a911a524e6ee33b82aca81397745 ]

[Why&How]
Fix CLK MGR early initialization and add logging.

Fixes: 265280b99822 ("drm/amd/display: add CLKMGR changes for DCN32/321")
Reviewed-by: Leo Li <sunpeng.li@amd.com>
Reviewed-by: Qingqing Zhuo <qingqing.zhuo@amd.com>
Signed-off-by: Aurabindo Pillai <aurabindo.pillai@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
---
 drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c
index 61768bf7..31ee81eb 100644
--- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c
@@ -805,6 +805,8 @@ void dcn32_clk_mgr_construct(
 		struct pp_smu_funcs *pp_smu,
 		struct dccg *dccg)
 {
+	struct clk_log_info log_info = {0};
+
 	clk_mgr->base.ctx = ctx;
 	clk_mgr->base.funcs = &dcn32_funcs;
 	if (ASICREV_IS_GC_11_0_2(clk_mgr->base.ctx->asic_id.hw_internal_rev)) {
@@ -838,6 +840,7 @@ void dcn32_clk_mgr_construct(
 			clk_mgr->base.clks.ref_dtbclk_khz = 268750;
 	}
 
+
 	/* integer part is now VCO frequency in kHz */
 	clk_mgr->base.dentist_vco_freq_khz = dcn32_get_vco_frequency_from_reg(clk_mgr);
 
@@ -845,6 +848,8 @@ void dcn32_clk_mgr_construct(
 	if (clk_mgr->base.dentist_vco_freq_khz == 0)
 		clk_mgr->base.dentist_vco_freq_khz = 4300000; /* Updated as per HW docs */
 
+	dcn32_dump_clk_registers(&clk_mgr->base.boot_snapshot, &clk_mgr->base, &log_info);
+
 	if (ctx->dc->debug.disable_dtb_ref_clk_switch &&
 			clk_mgr->base.clks.ref_dtbclk_khz != clk_mgr->base.boot_snapshot.dtbclk) {
 		clk_mgr->base.clks.ref_dtbclk_khz = clk_mgr->base.boot_snapshot.dtbclk;
-- 
2.35.3