GTIER and DEIER doesn't have same interface on HSW so this "or" operation
makes the information provided useless.
Cc: Paulo Zanoni <paulo.r.zanoni@xxxxxxxxx>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
---
drivers/gpu/drm/i915/i915_drv.h | 1 +
drivers/gpu/drm/i915/i915_gpu_error.c | 16 ++++++++++------
2 files changed, 11 insertions(+), 6 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index ef38c3b..ccb97f1 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -314,6 +314,7 @@ struct drm_i915_error_state {
u32 eir;
u32 pgtbl_er;
u32 ier;
+ u32 gtier;
u32 ccid;
u32 derrmr;
u32 forcewake;
diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c
index 0b3f694..372fea3 100644
--- a/drivers/gpu/drm/i915/i915_gpu_error.c
+++ b/drivers/gpu/drm/i915/i915_gpu_error.c
@@ -359,6 +359,8 @@ int i915_error_state_to_str(struct drm_i915_error_state_buf *m,
err_printf(m, "PCI ID: 0x%04x\n", dev->pdev->device);
err_printf(m, "EIR: 0x%08x\n", error->eir);
err_printf(m, "IER: 0x%08x\n", error->ier);
+ if (IS_HASWELL(dev))
+ err_printf(m, "GTIER: 0x%08x\n", error->gtier);
err_printf(m, "PGTBL_ER: 0x%08x\n", error->pgtbl_er);
err_printf(m, "FORCEWAKE: 0x%08x\n", error->forcewake);
err_printf(m, "DERRMR: 0x%08x\n", error->derrmr);
@@ -1135,13 +1137,15 @@ static void i915_capture_reg_state(struct drm_i915_private *dev_priv,
if (HAS_HW_CONTEXTS(dev))
error->ccid = I915_READ(CCID);
- if (HAS_PCH_SPLIT(dev))
+ if (IS_HASWELL(dev)) {
+ error->ier = I915_READ(DEIER);
+ error->gtier = I915_READ(GTIER);
+ } else if (HAS_PCH_SPLIT(dev)) {
error->ier = I915_READ(DEIER) | I915_READ(GTIER);
- else {
- if (IS_GEN2(dev))
- error->ier = I915_READ16(IER);
- else
- error->ier = I915_READ(IER);
+ } else if (IS_GEN2(dev)) {
+ error->ier = I915_READ16(IER);
+ } else {
+ error->ier = I915_READ(IER);
}
/* 4: Everything else */
--
1.9.3
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