Commit bf13cb1f authored by Huang Rui's avatar Huang Rui Committed by Alex Deucher
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drm/amdgpu: use gpu virtual address for interrupt packet write space for vangogh 



The interrupts are not stable while uses guest physical address (GPA)
for interrupt packet write space even on direct loading case.

v2: make condition more readable

Signed-off-by: default avatarHuang Rui <ray.huang@amd.com>
Acked-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent bd4f2811

drivers/gpu/drm/amd/amdgpu/navi10_ih.c

+5 −2
Original line number Diff line number Diff line
@@ -661,8 +661,11 @@ static int navi10_ih_sw_init(void *handle) 
	/* use gpu virtual address for ih ring

	 * until ih_checken is programmed to allow

	 * use bus address for ih ring by psp bl */

	use_bus_addr =

		(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) ? false : true;

	if ((adev->flags & AMD_IS_APU) ||

	    (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP))

		use_bus_addr = false;

	else

		use_bus_addr = true;

	r = amdgpu_ih_ring_init(adev, &adev->irq.ih, 256 * 1024, use_bus_addr);

	if (r)

		return r;