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path: root/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_smu.c
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Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_smu.c')
-rw-r--r--drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_smu.c46
1 files changed, 35 insertions, 11 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_smu.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_smu.c
index b6b8c3ca1572..6d4a1ffab5ed 100644
--- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_smu.c
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_smu.c
@@ -116,6 +116,9 @@ static uint32_t dcn35_smu_wait_for_response(struct clk_mgr_internal *clk_mgr, un
msleep(delay_us/1000);
else if (delay_us > 0)
udelay(delay_us);
+
+ if (clk_mgr->base.ctx->dc->debug.disable_timeout)
+ max_retries++;
} while (max_retries--);
return res_val;
@@ -276,7 +279,7 @@ void dcn35_smu_set_display_idle_optimization(struct clk_mgr_internal *clk_mgr, u
clk_mgr,
VBIOSSMC_MSG_SetDisplayIdleOptimizations,
idle_info);
- smu_print("VBIOSSMC_MSG_SetDisplayIdleOptimizations idle_info = %d\n", idle_info);
+ smu_print("%s: VBIOSSMC_MSG_SetDisplayIdleOptimizations idle_info = %x\n", __func__, idle_info);
}
void dcn35_smu_enable_phy_refclk_pwrdwn(struct clk_mgr_internal *clk_mgr, bool enable)
@@ -295,7 +298,7 @@ void dcn35_smu_enable_phy_refclk_pwrdwn(struct clk_mgr_internal *clk_mgr, bool e
clk_mgr,
VBIOSSMC_MSG_SetDisplayIdleOptimizations,
idle_info.data);
- smu_print("dcn35_smu_enable_phy_refclk_pwrdwn = %d\n", enable ? 1 : 0);
+ smu_print("%s smu_enable_phy_refclk_pwrdwn = %d\n", __func__, enable ? 1 : 0);
}
void dcn35_smu_enable_pme_wa(struct clk_mgr_internal *clk_mgr)
@@ -307,6 +310,7 @@ void dcn35_smu_enable_pme_wa(struct clk_mgr_internal *clk_mgr)
clk_mgr,
VBIOSSMC_MSG_UpdatePmeRestore,
0);
+ smu_print("%s: SMC_MSG_UpdatePmeRestore\n", __func__);
}
void dcn35_smu_set_dram_addr_high(struct clk_mgr_internal *clk_mgr, uint32_t addr_high)
@@ -347,7 +351,7 @@ void dcn35_smu_transfer_wm_table_dram_2_smu(struct clk_mgr_internal *clk_mgr)
void dcn35_smu_set_zstate_support(struct clk_mgr_internal *clk_mgr, enum dcn_zstate_support_state support)
{
- unsigned int msg_id, param;
+ unsigned int msg_id, param, retv;
if (!clk_mgr->smu_present)
return;
@@ -357,27 +361,32 @@ void dcn35_smu_set_zstate_support(struct clk_mgr_internal *clk_mgr, enum dcn_zst
case DCN_ZSTATE_SUPPORT_ALLOW:
msg_id = VBIOSSMC_MSG_AllowZstatesEntry;
param = (1 << 10) | (1 << 9) | (1 << 8);
+ smu_print("%s: SMC_MSG_AllowZstatesEntry msg = ALLOW, param = %d\n", __func__, param);
break;
case DCN_ZSTATE_SUPPORT_DISALLOW:
msg_id = VBIOSSMC_MSG_AllowZstatesEntry;
param = 0;
+ smu_print("%s: SMC_MSG_AllowZstatesEntry msg_id = DISALLOW, param = %d\n", __func__, param);
break;
case DCN_ZSTATE_SUPPORT_ALLOW_Z10_ONLY:
msg_id = VBIOSSMC_MSG_AllowZstatesEntry;
param = (1 << 10);
+ smu_print("%s: SMC_MSG_AllowZstatesEntry msg = ALLOW_Z10_ONLY, param = %d\n", __func__, param);
break;
case DCN_ZSTATE_SUPPORT_ALLOW_Z8_Z10_ONLY:
msg_id = VBIOSSMC_MSG_AllowZstatesEntry;
param = (1 << 10) | (1 << 8);
+ smu_print("%s: SMC_MSG_AllowZstatesEntry msg = ALLOW_Z8_Z10_ONLY, param = %d\n", __func__, param);
break;
case DCN_ZSTATE_SUPPORT_ALLOW_Z8_ONLY:
msg_id = VBIOSSMC_MSG_AllowZstatesEntry;
param = (1 << 8);
+ smu_print("%s: SMC_MSG_AllowZstatesEntry msg = ALLOW_Z8_ONLY, param = %d\n", __func__, param);
break;
default: //DCN_ZSTATE_SUPPORT_UNKNOWN
@@ -387,11 +396,11 @@ void dcn35_smu_set_zstate_support(struct clk_mgr_internal *clk_mgr, enum dcn_zst
}
- dcn35_smu_send_msg_with_param(
+ retv = dcn35_smu_send_msg_with_param(
clk_mgr,
msg_id,
param);
- smu_print("dcn35_smu_set_zstate_support msg_id = %d, param = %d\n", msg_id, param);
+ smu_print("%s: msg_id = %d, param = 0x%x, return = %d\n", __func__, msg_id, param, retv);
}
int dcn35_smu_get_dprefclk(struct clk_mgr_internal *clk_mgr)
@@ -405,7 +414,7 @@ int dcn35_smu_get_dprefclk(struct clk_mgr_internal *clk_mgr)
VBIOSSMC_MSG_GetDprefclkFreq,
0);
- smu_print("dcn35_smu_get_DPREF clk = %d mhz\n", dprefclk);
+ smu_print("%s: SMU DPREF clk = %d mhz\n", __func__, dprefclk);
return dprefclk * 1000;
}
@@ -420,7 +429,7 @@ int dcn35_smu_get_dtbclk(struct clk_mgr_internal *clk_mgr)
VBIOSSMC_MSG_GetDtbclkFreq,
0);
- smu_print("dcn35_smu_get_dtbclk = %d mhz\n", dtbclk);
+ smu_print("%s: get_dtbclk = %dmhz\n", __func__, dtbclk);
return dtbclk * 1000;
}
/* Arg = 1: Turn DTB on; 0: Turn DTB CLK OFF. when it is on, it is 600MHZ */
@@ -433,7 +442,7 @@ void dcn35_smu_set_dtbclk(struct clk_mgr_internal *clk_mgr, bool enable)
clk_mgr,
VBIOSSMC_MSG_SetDtbClk,
enable);
- smu_print("dcn35_smu_set_dtbclk = %d \n", enable ? 1 : 0);
+ smu_print("%s: smu_set_dtbclk = %d\n", __func__, enable ? 1 : 0);
}
void dcn35_vbios_smu_enable_48mhz_tmdp_refclk_pwrdwn(struct clk_mgr_internal *clk_mgr, bool enable)
@@ -442,30 +451,45 @@ void dcn35_vbios_smu_enable_48mhz_tmdp_refclk_pwrdwn(struct clk_mgr_internal *cl
clk_mgr,
VBIOSSMC_MSG_EnableTmdp48MHzRefclkPwrDown,
enable);
+ smu_print("%s: smu_enable_48mhz_tmdp_refclk_pwrdwn = %d\n", __func__, enable ? 1 : 0);
}
int dcn35_smu_exit_low_power_state(struct clk_mgr_internal *clk_mgr)
{
- return dcn35_smu_send_msg_with_param(
+ int retv;
+
+ retv = dcn35_smu_send_msg_with_param(
clk_mgr,
VBIOSSMC_MSG_DispPsrExit,
0);
+ smu_print("%s: smu_exit_low_power_state return = %d\n", __func__, retv);
+ return retv;
}
int dcn35_smu_get_ips_supported(struct clk_mgr_internal *clk_mgr)
{
- return dcn35_smu_send_msg_with_param(
+ int retv;
+
+ retv = dcn35_smu_send_msg_with_param(
clk_mgr,
VBIOSSMC_MSG_QueryIPS2Support,
0);
+
+ //smu_print("%s: VBIOSSMC_MSG_QueryIPS2Support return = %x\n", __func__, retv);
+ return retv;
}
void dcn35_smu_write_ips_scratch(struct clk_mgr_internal *clk_mgr, uint32_t param)
{
REG_WRITE(MP1_SMN_C2PMSG_71, param);
+ //smu_print("%s: write_ips_scratch = %x\n", __func__, param);
}
uint32_t dcn35_smu_read_ips_scratch(struct clk_mgr_internal *clk_mgr)
{
- return REG_READ(MP1_SMN_C2PMSG_71);
+ uint32_t retv;
+
+ retv = REG_READ(MP1_SMN_C2PMSG_71);
+ //smu_print("%s: dcn35_smu_read_ips_scratch = %x\n", __func__, retv);
+ return retv;
}