Merge remote-tracking branches 'asoc/topic/samsung', 'asoc/topic/sgtl5000', 'asoc...

[linux.git] / drivers / gpu / drm / amd / amdgpu / vi.c

diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c b/drivers/gpu/drm/amd/amdgpu/vi.c
index 2c88d0b66cf396b35016b169c04091feaa2cc6e5..a65c9602947613eb8b7a1778184b3b3050b562ba 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/vi.c
+++ b/drivers/gpu/drm/amd/amdgpu/vi.c
@@ -421,6 +421,20 @@ static bool vi_read_bios_from_rom(struct amdgpu_device *adev,
        return true;
 }
 
+static u32 vi_get_virtual_caps(struct amdgpu_device *adev)
+{
+       u32 caps = 0;
+       u32 reg = RREG32(mmBIF_IOV_FUNC_IDENTIFIER);
+
+       if (REG_GET_FIELD(reg, BIF_IOV_FUNC_IDENTIFIER, IOV_ENABLE))
+               caps |= AMDGPU_VIRT_CAPS_SRIOV_EN;
+
+       if (REG_GET_FIELD(reg, BIF_IOV_FUNC_IDENTIFIER, FUNC_IDENTIFIER))
+               caps |= AMDGPU_VIRT_CAPS_IS_VF;
+
+       return caps;
+}
+
 static const struct amdgpu_allowed_register_entry tonga_allowed_read_registers[] = {
        {mmGB_MACROTILE_MODE7, true},
 };
@@ -1118,6 +1132,7 @@ static const struct amdgpu_asic_funcs vi_asic_funcs =
        .get_xclk = &vi_get_xclk,
        .set_uvd_clocks = &vi_set_uvd_clocks,
        .set_vce_clocks = &vi_set_vce_clocks,
+       .get_virtual_caps = &vi_get_virtual_caps,
        /* these should be moved to their own ip modules */
        .get_gpu_clock_counter = &gfx_v8_0_get_gpu_clock_counter,
        .wait_for_mc_idle = &gmc_v8_0_mc_wait_for_idle,