From: Ben Widawsky Date: Thu, 30 Jan 2014 08:19:39 +0000 (-0800) Subject: drm/i915: Add some more registers to error state X-Git-Tag: next-20140306~57^2~4^2~25 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=91ec5d11ab6fea7eafd0364b77cd39baf60cd8e3;p=karo-tx-linux.git drm/i915: Add some more registers to error state Chris: Do we also want to capture? GAC_ECO_BITS /* gen6,7 */ GAM_ECOCHK /* gen6,7 */ GAB_CTL /* gen6 */ GFX_MODE /* gen6 */ Requested-by: Chris Wilson Signed-off-by: Ben Widawsky Reviewed-by: Chris Wilson Signed-off-by: Daniel Vetter --- diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 50229988a9d9..34ff995e6ea3 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -307,6 +307,10 @@ struct drm_i915_error_state { u32 error; /* gen6+ */ u32 err_int; /* gen7 */ u32 done_reg; + u32 gac_eco; + u32 gam_ecochk; + u32 gab_ctl; + u32 gfx_mode; u32 extra_instdone[I915_NUM_INSTDONE_REG]; u32 pipestat[I915_MAX_PIPES]; u64 fence[I915_MAX_NUM_FENCES]; diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index 58ef6d80b569..70a7cd77afb2 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -1001,8 +1001,11 @@ static void i915_capture_reg_state(struct drm_i915_private *dev_priv, if (IS_GEN7(dev)) error->err_int = I915_READ(GEN7_ERR_INT); - if (IS_GEN6(dev)) + if (IS_GEN6(dev)) { error->forcewake = I915_READ(FORCEWAKE); + error->gab_ctl = I915_READ(GAB_CTL); + error->gfx_mode = I915_READ(GFX_MODE); + } if (IS_GEN2(dev)) error->ier = I915_READ16(IER); @@ -1018,6 +1021,12 @@ static void i915_capture_reg_state(struct drm_i915_private *dev_priv, } /* 3: Feature specific registers */ + if (IS_GEN6(dev) || IS_GEN7(dev)) { + error->gam_ecochk = I915_READ(GAM_ECOCHK); + error->gac_eco = I915_READ(GAC_ECO_BITS); + } + + /* 4: Everything else */ if (HAS_HW_CONTEXTS(dev)) error->ccid = I915_READ(CCID);