drm/amd/amdgpu: consolidate PSP TA unload function

Create common PSP TA unload function and replace all common TA unloading
sequences.

Signed-off-by: Candice Li <candice.li@amd.com>
Reviewed-by: John Clements <john.clements@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
index 9b41cb8..54c2643 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
@@ -46,6 +46,9 @@ static int psp_sysfs_init(struct amdgpu_device *adev);
 static void psp_sysfs_fini(struct amdgpu_device *adev);
 
 static int psp_load_smu_fw(struct psp_context *psp);
+static int psp_ta_unload(struct psp_context *psp, uint32_t session_id);
+static int psp_rap_terminate(struct psp_context *psp);
+static int psp_securedisplay_terminate(struct psp_context *psp);
 
 /*
  * Due to DF Cstate management centralized to PMFW, the firmware
@@ -829,10 +832,28 @@ static void psp_prep_ta_unload_cmd_buf(struct psp_gfx_cmd_resp *cmd,
        cmd->cmd.cmd_unload_ta.session_id = session_id;
 }
 
+static int psp_ta_unload(struct psp_context *psp, uint32_t session_id)
+{
+       int ret;
+       struct psp_gfx_cmd_resp *cmd = acquire_psp_cmd_buf(psp);
+
+       psp_prep_ta_unload_cmd_buf(cmd, session_id);
+
+       ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
+
+       release_psp_cmd_buf(psp);
+
+       return ret;
+}
+
 static int psp_asd_unload(struct psp_context *psp)
 {
+       return psp_ta_unload(psp, psp->asd_context.session_id);
+}
+
+static int psp_asd_terminate(struct psp_context *psp)
+{
        int ret;
-       struct psp_gfx_cmd_resp *cmd;
 
        if (amdgpu_sriov_vf(psp->adev))
                return 0;
@@ -840,17 +861,11 @@ static int psp_asd_unload(struct psp_context *psp)
        if (!psp->asd_context.asd_initialized)
                return 0;
 
-       cmd = acquire_psp_cmd_buf(psp);
-
-       psp_prep_ta_unload_cmd_buf(cmd, psp->asd_context.session_id);
+       ret = psp_asd_unload(psp);
 
-       ret = psp_cmd_submit_buf(psp, NULL, cmd,
-                                psp->fence_buf_mc_addr);
        if (!ret)
                psp->asd_context.asd_initialized = false;
 
-       release_psp_cmd_buf(psp);
-
        return ret;
 }
 
@@ -990,29 +1005,7 @@ static int psp_xgmi_load(struct psp_context *psp)
 
 static int psp_xgmi_unload(struct psp_context *psp)
 {
-       int ret;
-       struct psp_gfx_cmd_resp *cmd;
-       struct amdgpu_device *adev = psp->adev;
-
-       /* XGMI TA unload currently is not supported on Arcturus/Aldebaran A+A */
-       if (adev->asic_type == CHIP_ARCTURUS ||
-               (adev->asic_type == CHIP_ALDEBARAN && adev->gmc.xgmi.connected_to_cpu))
-               return 0;
-
-       /*
-        * TODO: bypass the unloading in sriov for now
-        */
-
-       cmd = acquire_psp_cmd_buf(psp);
-
-       psp_prep_ta_unload_cmd_buf(cmd, psp->xgmi_context.context.session_id);
-
-       ret = psp_cmd_submit_buf(psp, NULL, cmd,
-                                psp->fence_buf_mc_addr);
-
-       release_psp_cmd_buf(psp);
-
-       return ret;
+       return psp_ta_unload(psp, psp->xgmi_context.context.session_id);
 }
 
 int psp_xgmi_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
@@ -1023,6 +1016,12 @@ int psp_xgmi_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
 int psp_xgmi_terminate(struct psp_context *psp)
 {
        int ret;
+       struct amdgpu_device *adev = psp->adev;
+
+       /* XGMI TA unload currently is not supported on Arcturus/Aldebaran A+A */
+       if (adev->asic_type == CHIP_ARCTURUS ||
+               (adev->asic_type == CHIP_ALDEBARAN && adev->gmc.xgmi.connected_to_cpu))
+               return 0;
 
        if (!psp->xgmi_context.context.initialized)
                return 0;
@@ -1337,25 +1336,7 @@ static int psp_ras_load(struct psp_context *psp)
 
 static int psp_ras_unload(struct psp_context *psp)
 {
-       int ret;
-       struct psp_gfx_cmd_resp *cmd;
-
-       /*
-        * TODO: bypass the unloading in sriov for now
-        */
-       if (amdgpu_sriov_vf(psp->adev))
-               return 0;
-
-       cmd = acquire_psp_cmd_buf(psp);
-
-       psp_prep_ta_unload_cmd_buf(cmd, psp->ras_context.context.session_id);
-
-       ret = psp_cmd_submit_buf(psp, NULL, cmd,
-                       psp->fence_buf_mc_addr);
-
-       release_psp_cmd_buf(psp);
-
-       return ret;
+       return psp_ta_unload(psp, psp->ras_context.context.session_id);
 }
 
 int psp_ras_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
@@ -1644,24 +1625,7 @@ static int psp_hdcp_initialize(struct psp_context *psp)
 
 static int psp_hdcp_unload(struct psp_context *psp)
 {
-       int ret;
-       struct psp_gfx_cmd_resp *cmd;
-
-       /*
-        * TODO: bypass the unloading in sriov for now
-        */
-       if (amdgpu_sriov_vf(psp->adev))
-               return 0;
-
-       cmd = acquire_psp_cmd_buf(psp);
-
-       psp_prep_ta_unload_cmd_buf(cmd, psp->hdcp_context.context.session_id);
-
-       ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
-
-       release_psp_cmd_buf(psp);
-
-       return ret;
+       return psp_ta_unload(psp, psp->hdcp_context.context.session_id);
 }
 
 int psp_hdcp_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
@@ -1778,24 +1742,7 @@ static int psp_dtm_initialize(struct psp_context *psp)
 
 static int psp_dtm_unload(struct psp_context *psp)
 {
-       int ret;
-       struct psp_gfx_cmd_resp *cmd;
-
-       /*
-        * TODO: bypass the unloading in sriov for now
-        */
-       if (amdgpu_sriov_vf(psp->adev))
-               return 0;
-
-       cmd = acquire_psp_cmd_buf(psp);
-
-       psp_prep_ta_unload_cmd_buf(cmd, psp->dtm_context.context.session_id);
-
-       ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
-
-       release_psp_cmd_buf(psp);
-
-       return ret;
+       return psp_ta_unload(psp, psp->dtm_context.context.session_id);
 }
 
 int psp_dtm_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
@@ -1877,16 +1824,7 @@ static int psp_rap_load(struct psp_context *psp)
 
 static int psp_rap_unload(struct psp_context *psp)
 {
-       int ret;
-       struct psp_gfx_cmd_resp *cmd = acquire_psp_cmd_buf(psp);
-
-       psp_prep_ta_unload_cmd_buf(cmd, psp->rap_context.context.session_id);
-
-       ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
-
-       release_psp_cmd_buf(psp);
-
-       return ret;
+       return psp_ta_unload(psp, psp->rap_context.context.session_id);
 }
 
 static int psp_rap_initialize(struct psp_context *psp)
@@ -1918,11 +1856,7 @@ static int psp_rap_initialize(struct psp_context *psp)
 
        ret = psp_rap_invoke(psp, TA_CMD_RAP__INITIALIZE, &status);
        if (ret || status != TA_RAP_STATUS__SUCCESS) {
-               psp_rap_unload(psp);
-
-               psp_ta_free_shared_buf(&psp->rap_context.context.mem_context);
-
-               psp->rap_context.context.initialized = false;
+               psp_rap_terminate(psp);
 
                dev_warn(psp->adev->dev, "RAP TA initialize fail (%d) status %d.\n",
                         ret, status);
@@ -2022,16 +1956,7 @@ static int psp_securedisplay_load(struct psp_context *psp)
 
 static int psp_securedisplay_unload(struct psp_context *psp)
 {
-       int ret;
-       struct psp_gfx_cmd_resp *cmd = acquire_psp_cmd_buf(psp);
-
-       psp_prep_ta_unload_cmd_buf(cmd, psp->securedisplay_context.context.session_id);
-
-       ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
-
-       release_psp_cmd_buf(psp);
-
-       return ret;
+       return psp_ta_unload(psp, psp->securedisplay_context.context.session_id);
 }
 
 static int psp_securedisplay_initialize(struct psp_context *psp)
@@ -2066,12 +1991,7 @@ static int psp_securedisplay_initialize(struct psp_context *psp)
 
        ret = psp_securedisplay_invoke(psp, TA_SECUREDISPLAY_COMMAND__QUERY_TA);
        if (ret) {
-               psp_securedisplay_unload(psp);
-
-               psp_ta_free_shared_buf(&psp->securedisplay_context.context.mem_context);
-
-               psp->securedisplay_context.context.initialized = false;
-
+               psp_securedisplay_terminate(psp);
                dev_err(psp->adev->dev, "SECUREDISPLAY TA initialize fail.\n");
                return -EINVAL;
        }
@@ -2721,7 +2641,7 @@ static int psp_hw_fini(void *handle)
                psp_hdcp_terminate(psp);
        }
 
-       psp_asd_unload(psp);
+       psp_asd_terminate(psp);
 
        psp_tmr_terminate(psp);
        psp_ring_destroy(psp, PSP_RING_TYPE__KM);
@@ -2779,9 +2699,9 @@ static int psp_suspend(void *handle)
                }
        }
 
-       ret = psp_asd_unload(psp);
+       ret = psp_asd_terminate(psp);
        if (ret) {
-               DRM_ERROR("Failed to unload asd\n");
+               DRM_ERROR("Failed to terminate asd\n");
                return ret;
        }