drm/amdgpu/psp: move psp version specific function pointers to early_init

commit 9d6fea5744d6798353f37ac42a8a653a2607ca69 upstream.

In case we need to use them for GPU reset prior initializing the
asic.  Fixes a crash if the driver attempts to reset the GPU at driver
load time.

Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
index 5b39d13..5be82e4 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
@@ -37,18 +37,10 @@ static void psp_set_funcs(struct amdgpu_device *adev);
 static int psp_early_init(void *handle)
 {
        struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+       struct psp_context *psp = &adev->psp;
 
        psp_set_funcs(adev);
 
-       return 0;
-}
-
-static int psp_sw_init(void *handle)
-{
-       struct amdgpu_device *adev = (struct amdgpu_device *)handle;
-       struct psp_context *psp = &adev->psp;
-       int ret;
-
        switch (adev->asic_type) {
        case CHIP_VEGA10:
        case CHIP_VEGA12:
@@ -67,6 +59,15 @@ static int psp_sw_init(void *handle)
        if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP)
                return 0;
 
+       return 0;
+}
+
+static int psp_sw_init(void *handle)
+{
+       struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+       struct psp_context *psp = &adev->psp;
+       int ret;
+
        ret = psp_init_microcode(psp);
        if (ret) {
                DRM_ERROR("Failed to load psp firmware!\n");