From 812330eb69a428d158fb666f218d8e6c9f36d392 Mon Sep 17 00:00:00 2001 From: Yong Zhao Date: Thu, 19 Sep 2019 12:42:34 -0400 Subject: drm/amdkfd: Add an error print if SDMA RLC is not idle The message will be useful when troubleshooting the issues. Signed-off-by: Yong Zhao Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c index 6d2f61449606..d9be175931dc 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c @@ -411,8 +411,10 @@ static int kgd_hqd_sdma_load(struct kgd_dev *kgd, void *mqd, data = RREG32(sdma_base_addr + mmSDMA0_RLC0_CONTEXT_STATUS); if (data & SDMA0_RLC0_CONTEXT_STATUS__IDLE_MASK) break; - if (time_after(jiffies, end_jiffies)) + if (time_after(jiffies, end_jiffies)) { + pr_err("SDMA RLC not idle in %s\n", __func__); return -ETIME; + } usleep_range(500, 1000); } if (m->sdma_engine_id) { @@ -656,8 +658,10 @@ static int kgd_hqd_sdma_destroy(struct kgd_dev *kgd, void *mqd, temp = RREG32(sdma_base_addr + mmSDMA0_RLC0_CONTEXT_STATUS); if (temp & SDMA0_RLC0_CONTEXT_STATUS__IDLE_MASK) break; - if (time_after(jiffies, end_jiffies)) + if (time_after(jiffies, end_jiffies)) { + pr_err("SDMA RLC not idle in %s\n", __func__); return -ETIME; + } usleep_range(500, 1000); } -- cgit v1.2.3