From 6c7a01ec3743a5a6ce9e53a69d7a6c2d8c715eb1 Mon Sep 17 00:00:00 2001 From: Ben Widawsky Date: Thu, 30 Jan 2014 00:19:40 -0800 Subject: [PATCH] drm/i915: Capture PPGTT info on error capture v2: Rebased upon cleaned up error state v3: Make sure hangcheck info remains last (Chris) Cc: Chris Wilson Signed-off-by: Ben Widawsky Reviewed-by: Chris Wilson Signed-off-by: Daniel Vetter --- drivers/gpu/drm/i915/i915_drv.h | 9 +++++++ drivers/gpu/drm/i915/i915_gpu_error.c | 37 +++++++++++++++++++++++++++ 2 files changed, 46 insertions(+) diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 34ff995e6ea3..1c8c77508238 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -361,6 +361,14 @@ struct drm_i915_error_state { u32 seqno; u32 tail; } *requests; + + struct { + u32 gfx_mode; + union { + u64 pdp[4]; + u32 pp_dir_base; + }; + } vm_info; } ring[I915_NUM_RINGS]; struct drm_i915_error_buffer { u32 size; @@ -377,6 +385,7 @@ struct drm_i915_error_state { s32 ring:4; u32 cache_level:3; } **active_bo, **pinned_bo; + u32 *active_bo_count, *pinned_bo_count; }; diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index 70a7cd77afb2..094995f6553c 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -270,6 +270,19 @@ static void i915_ring_error_state(struct drm_i915_error_state_buf *m, ring->semaphore_seqno[2]); } } + if (USES_PPGTT(dev)) { + err_printf(m, " GFX_MODE: 0x%08x\n", ring->vm_info.gfx_mode); + + if (INTEL_INFO(dev)->gen >= 8) { + int i; + for (i = 0; i < 4; i++) + err_printf(m, " PDP%d: 0x%016llx\n", + i, ring->vm_info.pdp[i]); + } else { + err_printf(m, " PP_DIR_BASE: 0x%08x\n", + ring->vm_info.pp_dir_base); + } + } err_printf(m, " seqno: 0x%08x\n", ring->seqno); err_printf(m, " waiting: %s\n", yesno(ring->waiting)); err_printf(m, " ring->head: 0x%08x\n", ring->cpu_ring_head); @@ -835,6 +848,30 @@ static void i915_record_ring_state(struct drm_device *dev, ering->hangcheck_score = ring->hangcheck.score; ering->hangcheck_action = ring->hangcheck.action; + + if (USES_PPGTT(dev)) { + int i; + + ering->vm_info.gfx_mode = I915_READ(RING_MODE_GEN7(ring)); + + switch (INTEL_INFO(dev)->gen) { + case 8: + for (i = 0; i < 4; i++) { + ering->vm_info.pdp[i] = + I915_READ(GEN8_RING_PDP_UDW(ring, i)); + ering->vm_info.pdp[i] <<= 32; + ering->vm_info.pdp[i] |= + I915_READ(GEN8_RING_PDP_LDW(ring, i)); + } + break; + case 7: + ering->vm_info.pp_dir_base = RING_PP_DIR_BASE(ring); + break; + case 6: + ering->vm_info.pp_dir_base = RING_PP_DIR_BASE_READ(ring); + break; + } + } } -- 2.39.5