redonkable
/
alistair23-linux
1
0
Fork 0
Code Releases Activity

drm/amdgpu: Call doorbell index init on device initialization 

Also call functioin amdgpu_device_doorbell_init after
amdgpu_device_ip_early_init because the former depends
on the later to set up asic-specific init_doorbell_index
function

Signed-off-by: Oak Zeng <ozeng@amd.com>
Suggested-by: Felix Kuehling <Felix.Kuehling@amd.com>
Suggested-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
hifive-unleashed-5.1
Oak Zeng 2018-11-19 14:36:09 -06:00 committed by Alex Deucher
parent c93aa77586
commit 6585661ddd
1 changed files with 5 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
View File

@ -513,6 +513,8 @@ void amdgpu_device_pci_config_reset(struct amdgpu_device *adev)
*/
static int amdgpu_device_doorbell_init(struct amdgpu_device *adev)
{
amdgpu_asic_init_doorbell_index(adev);
/* No doorbell on SI hardware generation */
if (adev->asic_type < CHIP_BONAIRE) {
adev->doorbell.base = 0;
@ -2464,9 +2466,6 @@ int amdgpu_device_init(struct amdgpu_device *adev,
DRM_INFO("register mmio base: 0x%08X\n", (uint32_t)adev->rmmio_base);
DRM_INFO("register mmio size: %u\n", (unsigned)adev->rmmio_size);
/* doorbell bar mapping */
amdgpu_device_doorbell_init(adev);
/* io port mapping */
for (i = 0; i < DEVICE_COUNT_RESOURCE; i++) {
if (pci_resource_flags(adev->pdev, i) & IORESOURCE_IO) {
@ -2485,6 +2484,9 @@ int amdgpu_device_init(struct amdgpu_device *adev,
if (r)
return r;
/* doorbell bar mapping and doorbell index init*/
amdgpu_device_doorbell_init(adev);
/* if we have > 1 VGA cards, then disable the amdgpu VGA resources */
/* this will fail for cards that aren't VGA class devices, just
* ignore it */