drm/amd/display: Add debug prints for SMU messages

[Why&How]
Add debug prints for SMU messages with regard to
versions, clocks, and more.

Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Reviewed-by: Robin Singh <Robin.Singh@amd.com>
Acked-by: Qingqing Zhuo <qingqing.zhuo@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn301/dcn301_smu.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn301/dcn301_smu.c
index 68942bb..07774fa 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn301/dcn301_smu.c
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn301/dcn301_smu.c
@@ -113,10 +113,13 @@ int dcn301_smu_send_msg_with_param(
 
 int dcn301_smu_get_smu_version(struct clk_mgr_internal *clk_mgr)
 {
-       return dcn301_smu_send_msg_with_param(
-                       clk_mgr,
-                       VBIOSSMC_MSG_GetSmuVersion,
-                       0);
+       int smu_version = dcn301_smu_send_msg_with_param(clk_mgr,
+                                                        VBIOSSMC_MSG_GetSmuVersion,
+                                                        0);
+
+       DC_LOG_DEBUG("%s %x\n", __func__, smu_version);
+
+       return smu_version;
 }
 
 
@@ -124,6 +127,8 @@ int dcn301_smu_set_dispclk(struct clk_mgr_internal *clk_mgr, int requested_dispc
 {
        int actual_dispclk_set_mhz = -1;
 
+       DC_LOG_DEBUG("%s(%d)\n", __func__, requested_dispclk_khz);
+
        /*  Unit of SMU msg parameter is Mhz */
        actual_dispclk_set_mhz = dcn301_smu_send_msg_with_param(
                        clk_mgr,
@@ -137,6 +142,8 @@ int dcn301_smu_set_dprefclk(struct clk_mgr_internal *clk_mgr)
 {
        int actual_dprefclk_set_mhz = -1;
 
+       DC_LOG_DEBUG("%s %d\n", __func__, clk_mgr->base.dprefclk_khz / 1000);
+
        actual_dprefclk_set_mhz = dcn301_smu_send_msg_with_param(
                        clk_mgr,
                        VBIOSSMC_MSG_SetDprefclkFreq,
@@ -151,6 +158,8 @@ int dcn301_smu_set_hard_min_dcfclk(struct clk_mgr_internal *clk_mgr, int request
 {
        int actual_dcfclk_set_mhz = -1;
 
+       DC_LOG_DEBUG("%s(%d)\n", __func__, requested_dcfclk_khz);
+
        actual_dcfclk_set_mhz = dcn301_smu_send_msg_with_param(
                        clk_mgr,
                        VBIOSSMC_MSG_SetHardMinDcfclkByFreq,
@@ -163,6 +172,8 @@ int dcn301_smu_set_min_deep_sleep_dcfclk(struct clk_mgr_internal *clk_mgr, int r
 {
        int actual_min_ds_dcfclk_mhz = -1;
 
+       DC_LOG_DEBUG("%s(%d)\n", __func__, requested_min_ds_dcfclk_khz);
+
        actual_min_ds_dcfclk_mhz = dcn301_smu_send_msg_with_param(
                        clk_mgr,
                        VBIOSSMC_MSG_SetMinDeepSleepDcfclk,
@@ -175,6 +186,8 @@ int dcn301_smu_set_dppclk(struct clk_mgr_internal *clk_mgr, int requested_dpp_kh
 {
        int actual_dppclk_set_mhz = -1;
 
+       DC_LOG_DEBUG("%s(%d)\n", __func__, requested_dpp_khz);
+
        actual_dppclk_set_mhz = dcn301_smu_send_msg_with_param(
                        clk_mgr,
                        VBIOSSMC_MSG_SetDppclkFreq,
@@ -187,6 +200,8 @@ void dcn301_smu_set_display_idle_optimization(struct clk_mgr_internal *clk_mgr,
 {
        //TODO: Work with smu team to define optimization options.
 
+       DC_LOG_DEBUG("%s(%x)\n", __func__, idle_info);
+
        dcn301_smu_send_msg_with_param(
                clk_mgr,
                VBIOSSMC_MSG_SetDisplayIdleOptimizations,
@@ -202,6 +217,8 @@ void dcn301_smu_enable_phy_refclk_pwrdwn(struct clk_mgr_internal *clk_mgr, bool
                idle_info.idle_info.phy_ref_clk_off = 1;
        }
 
+       DC_LOG_DEBUG("%s(%d)\n", __func__, enable);
+
        dcn301_smu_send_msg_with_param(
                        clk_mgr,
                        VBIOSSMC_MSG_SetDisplayIdleOptimizations,
@@ -218,12 +235,16 @@ void dcn301_smu_enable_pme_wa(struct clk_mgr_internal *clk_mgr)
 
 void dcn301_smu_set_dram_addr_high(struct clk_mgr_internal *clk_mgr, uint32_t addr_high)
 {
+       DC_LOG_DEBUG("%s(%x)\n", __func__, addr_high);
+
        dcn301_smu_send_msg_with_param(clk_mgr,
                        VBIOSSMC_MSG_SetVbiosDramAddrHigh, addr_high);
 }
 
 void dcn301_smu_set_dram_addr_low(struct clk_mgr_internal *clk_mgr, uint32_t addr_low)
 {
+       DC_LOG_DEBUG("%s(%x)\n", __func__, addr_low);
+
        dcn301_smu_send_msg_with_param(clk_mgr,
                        VBIOSSMC_MSG_SetVbiosDramAddrLow, addr_low);
 }