drm/amdgpu: Increase PSP runtime TMR region size

Aldebaran uses more than 4M runtime TMR. The current
hard coded 4M TMR is not big enough for Aldebaran.
Increase it to 8M.

v2: Only do 8M size for ALDEBARAN (Hawking)
Signed-off-by: Oak Zeng <Oak.Zeng@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c

@@ -387,7 +387,7 @@ static int psp_tmr_init(struct psp_context *psp)
 	 * Note: this memory need be reserved till the driver
 	 * uninitializes.
 	 */
-	tmr_size = PSP_TMR_SIZE;
+	tmr_size = PSP_TMR_SIZE(psp->adev);
 
 	/* For ASICs support RLC autoload, psp will parse the toc
 	 * and calculate the total size of TMR needed */
@@ -403,7 +403,7 @@ static int psp_tmr_init(struct psp_context *psp)
 	}
 
 	pptr = amdgpu_sriov_vf(psp->adev) ? &tmr_buf : NULL;
-	ret = amdgpu_bo_create_kernel(psp->adev, tmr_size, PSP_TMR_SIZE,
+	ret = amdgpu_bo_create_kernel(psp->adev, tmr_size, PSP_TMR_SIZE(psp->adev),
 				      AMDGPU_GEM_DOMAIN_VRAM,
 				      &psp->tmr_bo, &psp->tmr_mc_addr, pptr);
 

drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h

@@ -37,7 +37,7 @@
 #define PSP_XGMI_SHARED_MEM_SIZE 0x4000
 #define PSP_RAS_SHARED_MEM_SIZE 0x4000
 #define PSP_1_MEG		0x100000
-#define PSP_TMR_SIZE	0x400000
+#define PSP_TMR_SIZE(adev)	((adev)->asic_type == CHIP_ALDEBARAN ? 0x800000 : 0x400000)
 #define PSP_HDCP_SHARED_MEM_SIZE	0x4000
 #define PSP_DTM_SHARED_MEM_SIZE	0x4000
 #define PSP_RAP_SHARED_MEM_SIZE	0x4000