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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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6
drivers/gpu/drm/i915/i915_debugfs.c
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@@ -317,14 +317,14 @@ static int i915_ringbuffer_data(struct seq_file *m, void *data)
u8 *virt;
uint32_t *ptr, off;
if (!dev_priv->render_ring.ring_obj) {
if (!dev_priv->render_ring.gem_object) {
seq_printf(m, "No ringbuffer setup\n");
return 0;
}
virt = dev_priv->render_ring.virtual_start;
for (off = 0; off < dev_priv->render_ring.Size; off += 4) {
for (off = 0; off < dev_priv->render_ring.size; off += 4) {
ptr = (uint32_t *)(virt + off);
seq_printf(m, "%08x : %08x\n", off, *ptr);
}
@@ -344,7 +344,7 @@ static int i915_ringbuffer_info(struct seq_file *m, void *data)
seq_printf(m, "RingHead : %08x\n", head);
seq_printf(m, "RingTail : %08x\n", tail);
seq_printf(m, "RingSize : %08lx\n", dev_priv->render_ring.Size);
seq_printf(m, "RingSize : %08lx\n", dev_priv->render_ring.size);
seq_printf(m, "Acthd : %08x\n", I915_READ(IS_I965G(dev) ? ACTHD_I965 : ACTHD));
return 0;