drm/amd/pm: Add message control for SMUv15

Initialize smu message control in SMUv15 SOCs.

Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Asad Kamal <asad.kamal@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu15/smu_v15_0_0_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu15/smu_v15_0_0_ppt.c
index 05d4e8d293eac93f2e27fd3c072b0296094858c8..bbde9ade02ace5bee0ecaff372fbbe8c4909fe08 100644 (file)
--- a/drivers/gpu/drm/amd/pm/swsmu/smu15/smu_v15_0_0_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu15/smu_v15_0_0_ppt.c
@@ -1342,6 +1342,22 @@ static void smu_v15_0_0_set_smu_mailbox_registers(struct smu_context *smu)
        smu->resp_reg = SOC15_REG_OFFSET(MP1, 0, mmMP1_SMN_C2PMSG_31);
 }
 
+static void smu_v15_0_0_init_msg_ctl(struct smu_context *smu)
+{
+       struct amdgpu_device *adev = smu->adev;
+       struct smu_msg_ctl *ctl = &smu->msg_ctl;
+
+       ctl->smu = smu;
+       mutex_init(&ctl->lock);
+       ctl->config.msg_reg = SOC15_REG_OFFSET(MP1, 0, mmMP1_SMN_C2PMSG_30);
+       ctl->config.resp_reg = SOC15_REG_OFFSET(MP1, 0, mmMP1_SMN_C2PMSG_31);
+       ctl->config.arg_regs[0] = SOC15_REG_OFFSET(MP1, 0, mmMP1_SMN_C2PMSG_32);
+       ctl->config.num_arg_regs = 1;
+       ctl->ops = &smu_msg_v1_ops;
+       ctl->default_timeout = adev->usec_timeout * 20;
+       ctl->message_map = smu_v15_0_0_message_map;
+}
+
 void smu_v15_0_0_set_ppt_funcs(struct smu_context *smu)
 {
 
@@ -1352,4 +1368,5 @@ void smu_v15_0_0_set_ppt_funcs(struct smu_context *smu)
        smu->is_apu = true;
 
        smu_v15_0_0_set_smu_mailbox_registers(smu);
+       smu_v15_0_0_init_msg_ctl(smu);
 }