drm/amdgpu: Guard against write accesses after device removal

[linux-2.6-microblaze.git] / drivers / gpu / drm / amd / amdgpu / psp_v12_0.c

diff --git a/drivers/gpu/drm/amd/amdgpu/psp_v12_0.c b/drivers/gpu/drm/amd/amdgpu/psp_v12_0.c
index c4828bd..618e5b6 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/psp_v12_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/psp_v12_0.c
@@ -138,10 +138,8 @@ static int psp_v12_0_bootloader_load_sysdrv(struct psp_context *psp)
        if (ret)
                return ret;
 
-       memset(psp->fw_pri_buf, 0, PSP_1_MEG);
-
        /* Copy PSP System Driver binary to memory */
-       memcpy(psp->fw_pri_buf, psp->sys_start_addr, psp->sys_bin_size);
+       psp_copy_fw(psp, psp->sys_start_addr, psp->sys_bin_size);
 
        /* Provide the sys driver to bootloader */
        WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_36,
@@ -179,10 +177,8 @@ static int psp_v12_0_bootloader_load_sos(struct psp_context *psp)
        if (ret)
                return ret;
 
-       memset(psp->fw_pri_buf, 0, PSP_1_MEG);
-
        /* Copy Secure OS binary to PSP memory */
-       memcpy(psp->fw_pri_buf, psp->sos_start_addr, psp->sos_bin_size);
+       psp_copy_fw(psp, psp->sos_start_addr, psp->sos_bin_size);
 
        /* Provide the PSP secure OS to bootloader */
        WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_36,