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| author | Huang Rui <ray.huang@amd.com> | 2020-07-09 11:32:50 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2020-10-05 15:14:03 -0400 |
| commit | bf13cb1f4620d63349e302e169f7b3365e39fbfb (patch) | |
| tree | e5550c8a44f45aa1b24162ec4065b805307a3354 /drivers/gpu/drm/amd/amdgpu/navi10_ih.c | |
| parent | bd4f28117ef21a7bd8a4321e68293e839067052e (diff) | |
| download | linux-bf13cb1f4620d63349e302e169f7b3365e39fbfb.tar.gz linux-bf13cb1f4620d63349e302e169f7b3365e39fbfb.tar.bz2 linux-bf13cb1f4620d63349e302e169f7b3365e39fbfb.zip | |
drm/amdgpu: use gpu virtual address for interrupt packet write space for vangogh
The interrupts are not stable while uses guest physical address (GPA)
for interrupt packet write space even on direct loading case.
v2: make condition more readable
Signed-off-by: Huang Rui <ray.huang@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/navi10_ih.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/navi10_ih.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/navi10_ih.c b/drivers/gpu/drm/amd/amdgpu/navi10_ih.c index ce4a974ab777..53ea83c08e8e 100644 --- a/drivers/gpu/drm/amd/amdgpu/navi10_ih.c +++ b/drivers/gpu/drm/amd/amdgpu/navi10_ih.c @@ -661,8 +661,11 @@ static int navi10_ih_sw_init(void *handle) /* use gpu virtual address for ih ring * until ih_checken is programmed to allow * use bus address for ih ring by psp bl */ - use_bus_addr = - (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) ? false : true; + if ((adev->flags & AMD_IS_APU) || + (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP)) + use_bus_addr = false; + else + use_bus_addr = true; r = amdgpu_ih_ring_init(adev, &adev->irq.ih, 256 * 1024, use_bus_addr); if (r) return r; |