Commit 05972686 authored Sep 12, 2018 by Amber Lin Committed by Greg Kroah-Hartman Oct 18, 2018

drm/amdgpu: Fix SDMA HQD destroy error on gfx_v7



[ Upstream commit caaa4c8a ]

A wrong register bit was examinated for checking SDMA status so it reports
false failures. This typo only appears on gfx_v7. gfx_v8 checks the correct
bit.

Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Amber Lin <Amber.Lin@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent e4865b46

drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v7.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -576,7 +576,7 @@ static int kgd_hqd_sdma_destroy(struct kgd_dev kgd, void mqd,

		while (true) {
		temp = RREG32(sdma_base_addr + mmSDMA0_RLC0_CONTEXT_STATUS);
		if (temp & SDMA0_STATUS_REG__RB_CMD_IDLE__SHIFT)
		if (temp & SDMA0_RLC0_CONTEXT_STATUS__IDLE_MASK)
		break;
		if (timeout <= 0)
		return -ETIME;