[PATCH 16/19] drm/amdgpu/pm: use the specific mailbox registers only for SMU IP v13.0.4

Yifan Zhang yifan1.zhang at amd.com
Tue Nov 22 05:50:22 UTC 2022


From: Tim Huang <tim.huang at amd.com>

The SMU IP v13.0.4 ppt interface is shared by IP v13.0.11, they use
the different mailbox register offset. So use the specific mailbox
registers offset for v13.0.4.

Signed-off-by: Tim Huang <tim.huang at amd.com>
Signed-off-by: Yifan Zhang <yifan1.zhang at amd.com>
---
 .../drm/amd/pm/swsmu/smu13/smu_v13_0_4_ppt.c    | 17 ++++++++++++++---
 1 file changed, 14 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_4_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_4_ppt.c
index 97e1d55dcaad..8fa9a36c38b6 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_4_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_4_ppt.c
@@ -1026,6 +1026,15 @@ static const struct pptable_funcs smu_v13_0_4_ppt_funcs = {
 	.set_gfx_power_up_by_imu = smu_v13_0_set_gfx_power_up_by_imu,
 };
 
+static void smu_v13_0_4_set_smu_mailbox_registers(struct smu_context *smu)
+{
+	struct amdgpu_device *adev = smu->adev;
+
+	smu->param_reg = SOC15_REG_OFFSET(MP1, 0, mmMP1_SMN_C2PMSG_82);
+	smu->msg_reg = SOC15_REG_OFFSET(MP1, 0, mmMP1_SMN_C2PMSG_66);
+	smu->resp_reg = SOC15_REG_OFFSET(MP1, 0, mmMP1_SMN_C2PMSG_90);
+}
+
 void smu_v13_0_4_set_ppt_funcs(struct smu_context *smu)
 {
 	struct amdgpu_device *adev = smu->adev;
@@ -1035,7 +1044,9 @@ void smu_v13_0_4_set_ppt_funcs(struct smu_context *smu)
 	smu->feature_map = smu_v13_0_4_feature_mask_map;
 	smu->table_map = smu_v13_0_4_table_map;
 	smu->is_apu = true;
-	smu->param_reg = SOC15_REG_OFFSET(MP1, 0, mmMP1_SMN_C2PMSG_82);
-	smu->msg_reg = SOC15_REG_OFFSET(MP1, 0, mmMP1_SMN_C2PMSG_66);
-	smu->resp_reg = SOC15_REG_OFFSET(MP1, 0, mmMP1_SMN_C2PMSG_90);
+
+	if (adev->ip_versions[MP1_HWIP][0] == IP_VERSION(13, 0, 4))
+		smu_v13_0_4_set_smu_mailbox_registers(smu);
+	else
+		smu_v13_0_set_smu_mailbox_registers(smu);
 }
-- 
2.37.3



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