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Commit 04a0d2d9 authored by Alex Deucher's avatar Alex Deucher
Browse files

drm/amdgpu: use defines for mmBIF_IOV_FUNC_IDENTIFIER fields 



Rather than magic numbers.

Reviewed-by: default avatarXiangliang Yu <Xiangliang.Yu@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 57ad33a3

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

+3 −4
Original line number Diff line number Diff line
@@ -455,11 +455,10 @@ static void vi_detect_hw_virtualization(struct amdgpu_device *adev) 
	    adev->asic_type == CHIP_FIJI) {

	       reg = RREG32(mmBIF_IOV_FUNC_IDENTIFIER);

	       /* bit0: 0 means pf and 1 means vf */

	       /* bit31: 0 means disable IOV and 1 means enable */

	       if (reg & 1)

	       if (REG_GET_FIELD(reg, BIF_IOV_FUNC_IDENTIFIER, FUNC_IDENTIFIER))

		       adev->virt.caps |= AMDGPU_SRIOV_CAPS_IS_VF;



	       if (reg & 0x80000000)

	       /* bit31: 0 means disable IOV and 1 means enable */

	       if (REG_GET_FIELD(reg, BIF_IOV_FUNC_IDENTIFIER, IOV_ENABLE))

		       adev->virt.caps |= AMDGPU_SRIOV_CAPS_ENABLE_IOV;

	}