drm/amdgpu: use the TTM dummy page instead of allocating one
We have a global dummy page in TTM, use that one instead of allocating a
new one.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/amd/amdgpu/tonga_ih.c b/drivers/gpu/drm/amd/amdgpu/tonga_ih.c
index 1843538..52853d8 100644
--- a/drivers/gpu/drm/amd/amdgpu/tonga_ih.c
+++ b/drivers/gpu/drm/amd/amdgpu/tonga_ih.c
@@ -107,7 +107,7 @@ static int tonga_ih_irq_init(struct amdgpu_device *adev)
tonga_ih_disable_interrupts(adev);
/* setup interrupt control */
- WREG32(mmINTERRUPT_CNTL2, adev->dummy_page.addr >> 8);
+ WREG32(mmINTERRUPT_CNTL2, adev->dummy_page_addr >> 8);
interrupt_cntl = RREG32(mmINTERRUPT_CNTL);
/* INTERRUPT_CNTL__IH_DUMMY_RD_OVERRIDE_MASK=0 - dummy read disabled with msi, enabled without msi
* INTERRUPT_CNTL__IH_DUMMY_RD_OVERRIDE_MASK=1 - dummy read controlled by IH_DUMMY_RD_EN