[PATCH 1/2] drm/amd/powerplay: drop unnecessary wrapper around pcie parameters setting

Evan Quan evan.quan at amd.com
Fri Jul 3 08:55:14 UTC 2020


This can also help to maintain clear code layer.

Change-Id: I9bf6a7bb93112ae40bd549ee4d7afb42a968aacf
Signed-off-by: Evan Quan <evan.quan at amd.com>
---
 drivers/gpu/drm/amd/powerplay/amdgpu_smu.c    | 33 ++++++++++++++-
 drivers/gpu/drm/amd/powerplay/arcturus_ppt.c  |  1 -
 .../gpu/drm/amd/powerplay/inc/amdgpu_smu.h    |  1 -
 drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h |  2 -
 drivers/gpu/drm/amd/powerplay/navi10_ppt.c    |  1 -
 .../drm/amd/powerplay/sienna_cichlid_ppt.c    |  1 -
 drivers/gpu/drm/amd/powerplay/smu_internal.h  |  1 -
 drivers/gpu/drm/amd/powerplay/smu_v11_0.c     | 42 -------------------
 8 files changed, 31 insertions(+), 51 deletions(-)

diff --git a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
index 38b3b47d12b7..3d62a99bad84 100644
--- a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
+++ b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
@@ -33,6 +33,7 @@
 #include "navi10_ppt.h"
 #include "sienna_cichlid_ppt.h"
 #include "renoir_ppt.h"
+#include "amd_pcie.h"
 
 /*
  * DO NOT use these for err/warn/info/debug messages.
@@ -993,6 +994,7 @@ static int smu_sw_fini(void *handle)
 static int smu_smc_hw_setup(struct smu_context *smu)
 {
 	struct amdgpu_device *adev = smu->adev;
+	uint32_t pcie_gen = 0, pcie_width = 0;
 	int ret;
 
 	if (smu_is_dpm_running(smu) && adev->in_suspend) {
@@ -1062,9 +1064,36 @@ static int smu_smc_hw_setup(struct smu_context *smu)
 	if (!smu_is_dpm_running(smu))
 		dev_info(adev->dev, "dpm has been disabled\n");
 
-	ret = smu_override_pcie_parameters(smu);
-	if (ret)
+	if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN4)
+		pcie_gen = 3;
+	else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)
+		pcie_gen = 2;
+	else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2)
+		pcie_gen = 1;
+	else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN1)
+		pcie_gen = 0;
+
+	/* Bit 31:16: LCLK DPM level. 0 is DPM0, and 1 is DPM1
+	 * Bit 15:8:  PCIE GEN, 0 to 3 corresponds to GEN1 to GEN4
+	 * Bit 7:0:   PCIE lane width, 1 to 7 corresponds is x1 to x32
+	 */
+	if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X16)
+		pcie_width = 6;
+	else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X12)
+		pcie_width = 5;
+	else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X8)
+		pcie_width = 4;
+	else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X4)
+		pcie_width = 3;
+	else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X2)
+		pcie_width = 2;
+	else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X1)
+		pcie_width = 1;
+	ret = smu_update_pcie_parameters(smu, pcie_gen, pcie_width);
+	if (ret) {
+		dev_err(adev->dev, "Attempt to override pcie params failed!\n");
 		return ret;
+	}
 
 	ret = smu_enable_thermal_alert(smu);
 	if (ret) {
diff --git a/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c b/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c
index afd07c497205..3687e7620eb8 100644
--- a/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c
+++ b/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c
@@ -2422,7 +2422,6 @@ static const struct pptable_funcs arcturus_ppt_funcs = {
 	.baco_exit = smu_v11_0_baco_exit,
 	.get_dpm_ultimate_freq = smu_v11_0_get_dpm_ultimate_freq,
 	.set_soft_freq_limited_range = smu_v11_0_set_soft_freq_limited_range,
-	.override_pcie_parameters = NULL,
 	.set_df_cstate = arcturus_set_df_cstate,
 	.allow_xgmi_power_down = arcturus_allow_xgmi_power_down,
 	.log_thermal_throttling_event = arcturus_log_thermal_throttling_event,
diff --git a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
index 470b0377a860..ba8e162f44ab 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
@@ -566,7 +566,6 @@ struct pptable_funcs {
 	int (*mode2_reset)(struct smu_context *smu);
 	int (*get_dpm_ultimate_freq)(struct smu_context *smu, enum smu_clk_type clk_type, uint32_t *min, uint32_t *max);
 	int (*set_soft_freq_limited_range)(struct smu_context *smu, enum smu_clk_type clk_type, uint32_t min, uint32_t max);
-	int (*override_pcie_parameters)(struct smu_context *smu);
 	int (*disable_umc_cdr_12gbps_workaround)(struct smu_context *smu);
 	int (*set_power_source)(struct smu_context *smu, enum smu_power_src_type power_src);
 	void (*log_thermal_throttling_event)(struct smu_context *smu);
diff --git a/drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h b/drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h
index 14d6eef8cf17..311166f1975c 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h
@@ -268,8 +268,6 @@ int smu_v11_0_set_hard_freq_limited_range(struct smu_context *smu,
 					  uint32_t min,
 					  uint32_t max);
 
-int smu_v11_0_override_pcie_parameters(struct smu_context *smu);
-
 int smu_v11_0_set_performance_level(struct smu_context *smu,
 				    enum amd_dpm_forced_level level);
 
diff --git a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
index 6d638a67bc4d..3db5e663aa6f 100644
--- a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
+++ b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
@@ -2435,7 +2435,6 @@ static const struct pptable_funcs navi10_ppt_funcs = {
 	.baco_exit = smu_v11_0_baco_exit,
 	.get_dpm_ultimate_freq = smu_v11_0_get_dpm_ultimate_freq,
 	.set_soft_freq_limited_range = smu_v11_0_set_soft_freq_limited_range,
-	.override_pcie_parameters = smu_v11_0_override_pcie_parameters,
 	.set_default_od_settings = navi10_set_default_od_settings,
 	.od_edit_dpm_table = navi10_od_edit_dpm_table,
 	.run_btc = navi10_run_btc,
diff --git a/drivers/gpu/drm/amd/powerplay/sienna_cichlid_ppt.c b/drivers/gpu/drm/amd/powerplay/sienna_cichlid_ppt.c
index 141944df97b0..7a108676f90a 100644
--- a/drivers/gpu/drm/amd/powerplay/sienna_cichlid_ppt.c
+++ b/drivers/gpu/drm/amd/powerplay/sienna_cichlid_ppt.c
@@ -2551,7 +2551,6 @@ static const struct pptable_funcs sienna_cichlid_ppt_funcs = {
 	.baco_exit = smu_v11_0_baco_exit,
 	.get_dpm_ultimate_freq = sienna_cichlid_get_dpm_ultimate_freq,
 	.set_soft_freq_limited_range = smu_v11_0_set_soft_freq_limited_range,
-	.override_pcie_parameters = smu_v11_0_override_pcie_parameters,
 	.set_thermal_range = sienna_cichlid_set_thermal_range,
 };
 
diff --git a/drivers/gpu/drm/amd/powerplay/smu_internal.h b/drivers/gpu/drm/amd/powerplay/smu_internal.h
index 6eb375af543d..5deb30452ff8 100644
--- a/drivers/gpu/drm/amd/powerplay/smu_internal.h
+++ b/drivers/gpu/drm/amd/powerplay/smu_internal.h
@@ -90,7 +90,6 @@
 #define smu_get_dpm_ultimate_freq(smu, param, min, max)			smu_ppt_funcs(get_dpm_ultimate_freq, 0, smu, param, min, max)
 #define smu_asic_set_performance_level(smu, level)			smu_ppt_funcs(set_performance_level, -EINVAL, smu, level)
 #define smu_dump_pptable(smu)						smu_ppt_funcs(dump_pptable, 0, smu)
-#define smu_override_pcie_parameters(smu)				smu_ppt_funcs(override_pcie_parameters, 0, smu)
 #define smu_update_pcie_parameters(smu, pcie_gen_cap, pcie_width_cap)	smu_ppt_funcs(update_pcie_parameters, 0, smu, pcie_gen_cap, pcie_width_cap)
 #define smu_set_thermal_range(smu, range)				smu_ppt_funcs(set_thermal_range, 0, smu, range)
 #define smu_disable_umc_cdr_12gbps_workaround(smu)			smu_ppt_funcs(disable_umc_cdr_12gbps_workaround, 0, smu)
diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
index 1ed5ac946c05..34bb0f0320f6 100644
--- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
+++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
@@ -35,7 +35,6 @@
 #include "smu_v11_0.h"
 #include "soc15_common.h"
 #include "atom.h"
-#include "amd_pcie.h"
 #include "amdgpu_ras.h"
 
 #include "asic_reg/thm/thm_11_0_2_offset.h"
@@ -1823,47 +1822,6 @@ int smu_v11_0_set_hard_freq_limited_range(struct smu_context *smu,
 	return ret;
 }
 
-int smu_v11_0_override_pcie_parameters(struct smu_context *smu)
-{
-	struct amdgpu_device *adev = smu->adev;
-	uint32_t pcie_gen = 0, pcie_width = 0;
-	int ret;
-
-	if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN4)
-		pcie_gen = 3;
-	else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)
-		pcie_gen = 2;
-	else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2)
-		pcie_gen = 1;
-	else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN1)
-		pcie_gen = 0;
-
-	/* Bit 31:16: LCLK DPM level. 0 is DPM0, and 1 is DPM1
-	 * Bit 15:8:  PCIE GEN, 0 to 3 corresponds to GEN1 to GEN4
-	 * Bit 7:0:   PCIE lane width, 1 to 7 corresponds is x1 to x32
-	 */
-	if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X16)
-		pcie_width = 6;
-	else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X12)
-		pcie_width = 5;
-	else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X8)
-		pcie_width = 4;
-	else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X4)
-		pcie_width = 3;
-	else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X2)
-		pcie_width = 2;
-	else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X1)
-		pcie_width = 1;
-
-	ret = smu_update_pcie_parameters(smu, pcie_gen, pcie_width);
-
-	if (ret)
-		dev_err(adev->dev, "[%s] Attempt to override pcie params failed!\n", __func__);
-
-	return ret;
-
-}
-
 int smu_v11_0_set_performance_level(struct smu_context *smu,
 				    enum amd_dpm_forced_level level)
 {
-- 
2.27.0



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