diff options
| -rw-r--r-- | drivers/gpu/drm/i915/i915_irq.c | 50 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_reg.h | 1 |
2 files changed, 32 insertions, 19 deletions
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 36330296932..b7ec34ed5c3 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -1070,6 +1070,23 @@ i915_error_first_batchbuffer(struct drm_i915_private *dev_priv, return NULL; } +/* NB: please notice the memset */ +static void i915_get_extra_instdone(struct drm_device *dev, + uint32_t *instdone) +{ + struct drm_i915_private *dev_priv = dev->dev_private; + memset(instdone, 0, sizeof(*instdone) * I915_NUM_INSTDONE_REG); + + if (INTEL_INFO(dev)->gen < 4) { + instdone[0] = I915_READ(INSTDONE); + instdone[1] = 0; + } else { + instdone[0] = I915_READ(INSTDONE_I965); + instdone[1] = I915_READ(INSTDONE1); + } +} + + static void i915_record_ring_state(struct drm_device *dev, struct drm_i915_error_state *error, struct intel_ring_buffer *ring) @@ -1288,6 +1305,7 @@ void i915_destroy_error_state(struct drm_device *dev) static void i915_report_and_clear_eir(struct drm_device *dev) { struct drm_i915_private *dev_priv = dev->dev_private; + uint32_t instdone[I915_NUM_INSTDONE_REG]; u32 eir = I915_READ(EIR); int pipe; @@ -1296,16 +1314,17 @@ static void i915_report_and_clear_eir(struct drm_device *dev) pr_err("render error detected, EIR: 0x%08x\n", eir); + i915_get_extra_instdone(dev, instdone); + if (IS_G4X(dev)) { if (eir & (GM45_ERROR_MEM_PRIV | GM45_ERROR_CP_PRIV)) { u32 ipeir = I915_READ(IPEIR_I965); pr_err(" IPEIR: 0x%08x\n", I915_READ(IPEIR_I965)); pr_err(" IPEHR: 0x%08x\n", I915_READ(IPEHR_I965)); - pr_err(" INSTDONE: 0x%08x\n", - I915_READ(INSTDONE_I965)); + pr_err(" INSTDONE: 0x%08x\n", instdone[0]); pr_err(" INSTPS: 0x%08x\n", I915_READ(INSTPS)); - pr_err(" INSTDONE1: 0x%08x\n", I915_READ(INSTDONE1)); + pr_err(" INSTDONE1: 0x%08x\n", instdone[1]); pr_err(" ACTHD: 0x%08x\n", I915_READ(ACTHD_I965)); I915_WRITE(IPEIR_I965, ipeir); POSTING_READ(IPEIR_I965); @@ -1344,7 +1363,7 @@ static void i915_report_and_clear_eir(struct drm_device *dev) pr_err(" IPEIR: 0x%08x\n", I915_READ(IPEIR)); pr_err(" IPEHR: 0x%08x\n", I915_READ(IPEHR)); - pr_err(" INSTDONE: 0x%08x\n", I915_READ(INSTDONE)); + pr_err(" INSTDONE: 0x%08x\n", instdone[0]); pr_err(" ACTHD: 0x%08x\n", I915_READ(ACTHD)); I915_WRITE(IPEIR, ipeir); POSTING_READ(IPEIR); @@ -1353,10 +1372,9 @@ static void i915_report_and_clear_eir(struct drm_device *dev) pr_err(" IPEIR: 0x%08x\n", I915_READ(IPEIR_I965)); pr_err(" IPEHR: 0x%08x\n", I915_READ(IPEHR_I965)); - pr_err(" INSTDONE: 0x%08x\n", - I915_READ(INSTDONE_I965)); + pr_err(" INSTDONE: 0x%08x\n", instdone[0]); pr_err(" INSTPS: 0x%08x\n", I915_READ(INSTPS)); - pr_err(" INSTDONE1: 0x%08x\n", I915_READ(INSTDONE1)); + pr_err(" INSTDONE1: 0x%08x\n", instdone[1]); pr_err(" ACTHD: 0x%08x\n", I915_READ(ACTHD_I965)); I915_WRITE(IPEIR_I965, ipeir); POSTING_READ(IPEIR_I965); @@ -1671,7 +1689,7 @@ void i915_hangcheck_elapsed(unsigned long data) { struct drm_device *dev = (struct drm_device *)data; drm_i915_private_t *dev_priv = dev->dev_private; - uint32_t acthd[I915_NUM_RINGS], instdone, instdone1; + uint32_t acthd[I915_NUM_RINGS], instdone[I915_NUM_INSTDONE_REG]; struct intel_ring_buffer *ring; bool err = false, idle; int i; @@ -1699,25 +1717,19 @@ void i915_hangcheck_elapsed(unsigned long data) return; } - if (INTEL_INFO(dev)->gen < 4) { - instdone = I915_READ(INSTDONE); - instdone1 = 0; - } else { - instdone = I915_READ(INSTDONE_I965); - instdone1 = I915_READ(INSTDONE1); - } + i915_get_extra_instdone(dev, instdone); if (memcmp(dev_priv->last_acthd, acthd, sizeof(acthd)) == 0 && - dev_priv->last_instdone == instdone && - dev_priv->last_instdone1 == instdone1) { + dev_priv->last_instdone == instdone[0] && + dev_priv->last_instdone1 == instdone[1]) { if (i915_hangcheck_hung(dev)) return; } else { dev_priv->hangcheck_count = 0; memcpy(dev_priv->last_acthd, acthd, sizeof(acthd)); - dev_priv->last_instdone = instdone; - dev_priv->last_instdone1 = instdone1; + dev_priv->last_instdone = instdone[0]; + dev_priv->last_instdone1 = instdone[1]; } repeat: diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index f27e9982bed..1f97b3fd210 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -478,6 +478,7 @@ #define IPEIR_I965 0x02064 #define IPEHR_I965 0x02068 #define INSTDONE_I965 0x0206c +#define I915_NUM_INSTDONE_REG 2 #define RING_IPEIR(base) ((base)+0x64) #define RING_IPEHR(base) ((base)+0x68) #define RING_INSTDONE(base) ((base)+0x6c) |