[PATCH 5/5] drm/amdgpu/si: add detect_hw_virtualization asic callback

Alex Deucher alexdeucher at gmail.com
Mon Sep 19 18:36:02 UTC 2016


Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/si.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/si.c b/drivers/gpu/drm/amd/amdgpu/si.c
index a0b6b7e..dc9511c 100644
--- a/drivers/gpu/drm/amd/amdgpu/si.c
+++ b/drivers/gpu/drm/amd/amdgpu/si.c
@@ -1118,9 +1118,16 @@ static int si_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
 	return 0;
 }
 
+static void si_detect_hw_virtualization(struct amdgpu_device *adev)
+{
+	if (is_virtual_machine()) /* passthrough mode */
+		adev->virtualization.virtual_caps |= AMDGPU_PASSTHROUGH_MODE;
+}
+
 static const struct amdgpu_asic_funcs si_asic_funcs =
 {
 	.read_disabled_bios = &si_read_disabled_bios,
+	.detect_hw_virtualization = si_detect_hw_virtualization,
 	.read_register = &si_read_register,
 	.reset = &si_asic_reset,
 	.set_vga_state = &si_vga_set_state,
-- 
2.5.5



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