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drm/amd/amdgpu: fix Tonga S3 resume hang on rhel6.8

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1. security firmware loading has moved to sw init, so this code
   is useless.
2. it seems that driver could not call request_firmware on
   kernel 2.6, when S3 resume. for request firmware depends on
   userspace, at this time, userspace is freeze.

Signed-off-by: Jim Qu <Jim.Qu@amd.com>
Acked-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Jim Qu 2017-03-28 17:18:15 +08:00 committed by Alex Deucher
parent 7286366c30
commit bd7d7acf55
1 changed files with 0 additions and 3 deletions
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3
drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
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@ -840,9 +840,6 @@ static int amdgpu_cgs_get_firmware_info(struct cgs_device *cgs_device,
const struct common_firmware_header *header; const struct common_firmware_header *header;
struct amdgpu_firmware_info *ucode = NULL; struct amdgpu_firmware_info *ucode = NULL;
if (CGS_UCODE_ID_SMU_SK == type)
amdgpu_cgs_rel_firmware(cgs_device, CGS_UCODE_ID_SMU);
if (!adev->pm.fw) { if (!adev->pm.fw) {
switch (adev->asic_type) { switch (adev->asic_type) {
case CHIP_TOPAZ: case CHIP_TOPAZ: