[drm-intel:drm-intel-fixes 15/18] drivers/gpu/drm/i915/intel_ringbuffer.c:1405:24: error: 'I915_GEM_SCRATCH_INDEX' undeclared

[Daniel Vetter]

On Wed, Oct 03, 2012 at 10:15:38PM +0800, Fengguang Wu wrote:
> Hi Jesse,
> 
> FYI, kernel build failed on
> 
> tree:   git://people.freedesktop.org/~danvet/drm-intel.git drm-intel-fixes
> head:   2cb47a9c6d49f2961dcf57f69ff968e65d48e876
> commit: 307daa1b856699f1d4acc3972374017c3e99d331 [15/18] drm/i915: TLB invalidation with MI_FLUSH_DW requires a post-sync op
> config: x86_64-allyesconfig

Thanks for the report, should be fixed now - somehow I've failed to notice
that my .config has gone awry.
-Daniel

> 
> All error/warnings:
> 
> drivers/gpu/drm/i915/intel_ringbuffer.c: In function 'gen6_ring_flush':
> drivers/gpu/drm/i915/intel_ringbuffer.c:1405:24: error: 'I915_GEM_SCRATCH_INDEX' undeclared (first use in this function)
> drivers/gpu/drm/i915/intel_ringbuffer.c:1405:24: note: each undeclared identifier is reported only once for each function it appears in
> drivers/gpu/drm/i915/intel_ringbuffer.c: In function 'blt_ring_flush':
> drivers/gpu/drm/i915/intel_ringbuffer.c:1453:24: error: 'I915_GEM_SCRATCH_INDEX' undeclared (first use in this function)
> 
> vim +1405 drivers/gpu/drm/i915/intel_ringbuffer.c
> 
> 307daa1b (Jesse Barnes 2012-10-02  1399) 	 * Post-Sync Operation field is a value of 1h or 3h."
> 307daa1b (Jesse Barnes 2012-10-02  1400) 	 */
> 71a77e07 (Chris Wilson 2011-02-02  1401) 	if (invalidate & I915_GEM_GPU_DOMAINS)
> 307daa1b (Jesse Barnes 2012-10-02  1402) 		cmd |= MI_INVALIDATE_TLB | MI_INVALIDATE_BSD |
> 307daa1b (Jesse Barnes 2012-10-02  1403) 			MI_FLUSH_DW_STORE_INDEX | MI_FLUSH_DW_OP_STOREDW;
> 71a77e07 (Chris Wilson 2011-02-02  1404) 	intel_ring_emit(ring, cmd);
> 307daa1b (Jesse Barnes 2012-10-02 @1405) 	intel_ring_emit(ring, I915_GEM_SCRATCH_INDEX << 3);
> b72f3acb (Chris Wilson 2011-01-04  1406) 	intel_ring_emit(ring, 0);
> 71a77e07 (Chris Wilson 2011-02-02  1407) 	intel_ring_emit(ring, MI_NOOP);
> b72f3acb (Chris Wilson 2011-01-04  1408) 	intel_ring_advance(ring);
> 
> ---
> 0-DAY kernel build testing backend         Open Source Technology Centre
> Fengguang Wu, Yuanhan Liu                              Intel Corporation

-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch