drm/amdgpu/nv: use common nbio callback to set remap offset

This fixes HDP flushes on systems with non-4K pages.
Reviewed-by: Felix Kuehling <felix.kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/nbio_v2_3.c

@@ -339,10 +339,6 @@ static void nbio_v2_3_init_registers(struct amdgpu_device *adev)
 
 	if (def != data)
 		WREG32_PCIE(smnPCIE_CONFIG_CNTL, data);
-
-	if (amdgpu_sriov_vf(adev))
-		adev->rmmio_remap.reg_offset = SOC15_REG_OFFSET(NBIO, 0,
-			mmBIF_BX_DEV0_EPF0_VF0_HDP_MEM_COHERENCY_FLUSH_CNTL) << 2;
 }
 
 #define NAVI10_PCIE__LC_L0S_INACTIVITY_DEFAULT		0x00000000 // off by default, no gains over L1

drivers/gpu/drm/amd/amdgpu/nbio_v7_2.c

@@ -402,10 +402,6 @@ static void nbio_v7_2_init_registers(struct amdgpu_device *adev)
 		WREG32_SOC15(NBIO, 0, regRCC_DEV2_EPF0_STRAP2, data);
 		break;
 	}
-
-	if (amdgpu_sriov_vf(adev))
-		adev->rmmio_remap.reg_offset = SOC15_REG_OFFSET(NBIO, 0,
-			regBIF_BX_PF0_HDP_MEM_COHERENCY_FLUSH_CNTL) << 2;
 }
 
 #define MMIO_REG_HOLE_OFFSET (0x80000 - PAGE_SIZE)

drivers/gpu/drm/amd/amdgpu/nv.c

@@ -637,13 +637,9 @@ static const struct amdgpu_asic_funcs nv_asic_funcs = {
 
 static int nv_common_early_init(void *handle)
 {
-#define MMIO_REG_HOLE_OFFSET (0x80000 - PAGE_SIZE)
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 
-	if (!amdgpu_sriov_vf(adev)) {
-		adev->rmmio_remap.reg_offset = MMIO_REG_HOLE_OFFSET;
-		adev->rmmio_remap.bus_addr = adev->rmmio_base + MMIO_REG_HOLE_OFFSET;
-	}
+	adev->nbio.funcs->set_reg_remap(adev);
 	adev->smc_rreg = NULL;
 	adev->smc_wreg = NULL;
 	adev->pcie_rreg = &amdgpu_device_indirect_rreg;