diff options
author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-03-25 03:53:42 -0300 |
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committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-03-25 03:53:42 -0300 |
commit | 03dd4cb26d967f9588437b0fc9cc0e8353322bb7 (patch) | |
tree | fa581f6dc1c0596391690d1f67eceef3af8246dc /drivers/gpu/drm/i915/i915_gpu_error.c | |
parent | d4e493caf788ef44982e131ff9c786546904d934 (diff) |
Linux-libre 4.5-gnu
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gpu_error.c')
-rw-r--r-- | drivers/gpu/drm/i915/i915_gpu_error.c | 40 |
1 files changed, 35 insertions, 5 deletions
diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index 2f04e4f2f..06ca40827 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -366,6 +366,17 @@ int i915_error_state_to_str(struct drm_i915_error_state_buf *m, err_printf(m, "Suspend count: %u\n", error->suspend_count); err_printf(m, "PCI ID: 0x%04x\n", dev->pdev->device); err_printf(m, "IOMMU enabled?: %d\n", error->iommu); + + if (HAS_CSR(dev)) { + struct intel_csr *csr = &dev_priv->csr; + + err_printf(m, "DMC loaded: %s\n", + yesno(csr->dmc_payload != NULL)); + err_printf(m, "DMC fw version: %d.%d\n", + CSR_VERSION_MAJOR(csr->version), + CSR_VERSION_MINOR(csr->version)); + } + err_printf(m, "EIR: 0x%08x\n", error->eir); err_printf(m, "IER: 0x%08x\n", error->ier); if (INTEL_INFO(dev)->gen >= 8) { @@ -862,7 +873,7 @@ static void i915_record_ring_state(struct drm_device *dev, struct drm_i915_private *dev_priv = dev->dev_private; if (INTEL_INFO(dev)->gen >= 6) { - ering->rc_psmi = I915_READ(ring->mmio_base + 0x50); + ering->rc_psmi = I915_READ(RING_PSMI_CTL(ring->mmio_base)); ering->fault_reg = I915_READ(RING_FAULT_REG(ring)); if (INTEL_INFO(dev)->gen >= 8) gen8_record_semaphore_state(dev_priv, error, ring, ering); @@ -899,7 +910,7 @@ static void i915_record_ring_state(struct drm_device *dev, ering->ctl = I915_READ_CTL(ring); if (I915_NEED_GFX_HWS(dev)) { - int mmio; + i915_reg_t mmio; if (IS_GEN7(dev)) { switch (ring->id) { @@ -1071,6 +1082,25 @@ static void i915_gem_record_rings(struct drm_device *dev, list_for_each_entry(request, &ring->request_list, list) { struct drm_i915_error_request *erq; + if (count >= error->ring[i].num_requests) { + /* + * If the ring request list was changed in + * between the point where the error request + * list was created and dimensioned and this + * point then just exit early to avoid crashes. + * + * We don't need to communicate that the + * request list changed state during error + * state capture and that the error state is + * slightly incorrect as a consequence since we + * are typically only interested in the request + * list state at the point of error state + * capture, not in any changes happening during + * the capture. + */ + break; + } + erq = &error->ring[i].requests[count++]; erq->seqno = request->seqno; erq->jiffies = request->emitted_jiffies; @@ -1181,7 +1211,7 @@ static void i915_capture_reg_state(struct drm_i915_private *dev_priv, if (IS_VALLEYVIEW(dev)) { error->gtier[0] = I915_READ(GTIER); error->ier = I915_READ(VLV_IER); - error->forcewake = I915_READ(FORCEWAKE_VLV); + error->forcewake = I915_READ_FW(FORCEWAKE_VLV); } if (IS_GEN7(dev)) @@ -1193,14 +1223,14 @@ static void i915_capture_reg_state(struct drm_i915_private *dev_priv, } if (IS_GEN6(dev)) { - error->forcewake = I915_READ(FORCEWAKE); + error->forcewake = I915_READ_FW(FORCEWAKE); error->gab_ctl = I915_READ(GAB_CTL); error->gfx_mode = I915_READ(GFX_MODE); } /* 2: Registers which belong to multiple generations */ if (INTEL_INFO(dev)->gen >= 7) - error->forcewake = I915_READ(FORCEWAKE_MT); + error->forcewake = I915_READ_FW(FORCEWAKE_MT); if (INTEL_INFO(dev)->gen >= 6) { error->derrmr = I915_READ(DERRMR); |