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drm/i915: introduce intel_ring_buffer structure (V2)

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Introduces a more complete intel_ring_buffer structure with callbacks
for setup and management of a particular ringbuffer, and converts the
render ring buffer consumers to use it.

Signed-off-by: Zou Nan hai <nanhai.zou@intel.com>
Signed-off-by: Xiang Hai hao <haihao.xiang@intel.com>
[anholt: Fixed up whitespace fail and rebased against prep patches]
Signed-off-by: Eric Anholt <eric@anholt.net>
This commit is contained in:
Zou Nan hai
2010-05-21 09:08:55 +08:00
committed by Eric Anholt
parent d3301d86b4
commit 8187a2b70e
11 changed files with 609 additions and 380 deletions
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drivers/gpu/drm/i915/intel_display.c
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@@ -4629,7 +4629,6 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc,
unsigned long flags;
int pipesrc_reg = (intel_crtc->pipe == 0) ? PIPEASRC : PIPEBSRC;
int ret, pipesrc;
RING_LOCALS;
work = kzalloc(sizeof *work, GFP_KERNEL);
if (work == NULL)