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authorGreg Kroah-Hartman <[email protected]>2019-02-11 09:26:45 +0100
committerGreg Kroah-Hartman <[email protected]>2019-02-11 09:26:45 +0100
commitc744ca39f28f9a1e94a62ba02483619925d25ddc (patch)
treebfcd445d31c88130cb0833675e2c7ea1c40f47e0 /drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c
parentf233ea4327d7b6f67a224822fdc9241a9f4e4b59 (diff)
parentd13937116f1e82bf508a6325111b322c30c85eb9 (diff)
Merge 5.0-rc6 into tty-next
We need the tty fixes in here for other patches to be based on. Signed-off-by: Greg Kroah-Hartman <[email protected]>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c b/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c
index 4cd31a276dcd..186db182f924 100644
--- a/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c
+++ b/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c
@@ -93,7 +93,20 @@ static void nbio_v7_4_enable_doorbell_aperture(struct amdgpu_device *adev,
static void nbio_v7_4_enable_doorbell_selfring_aperture(struct amdgpu_device *adev,
bool enable)
{
+ u32 tmp = 0;
+ if (enable) {
+ tmp = REG_SET_FIELD(tmp, DOORBELL_SELFRING_GPA_APER_CNTL, DOORBELL_SELFRING_GPA_APER_EN, 1) |
+ REG_SET_FIELD(tmp, DOORBELL_SELFRING_GPA_APER_CNTL, DOORBELL_SELFRING_GPA_APER_MODE, 1) |
+ REG_SET_FIELD(tmp, DOORBELL_SELFRING_GPA_APER_CNTL, DOORBELL_SELFRING_GPA_APER_SIZE, 0);
+
+ WREG32_SOC15(NBIO, 0, mmDOORBELL_SELFRING_GPA_APER_BASE_LOW,
+ lower_32_bits(adev->doorbell.base));
+ WREG32_SOC15(NBIO, 0, mmDOORBELL_SELFRING_GPA_APER_BASE_HIGH,
+ upper_32_bits(adev->doorbell.base));
+ }
+
+ WREG32_SOC15(NBIO, 0, mmDOORBELL_SELFRING_GPA_APER_CNTL, tmp);
}
static void nbio_v7_4_ih_doorbell_range(struct amdgpu_device *adev,