redonkable/alistair23-linux
redonkable/alistair23-linux
1
0
Fork 0
Code Releases Activity

drm/i915: dynamically set up bsd ring functions and params

Browse source 
The same treatment for the bsd ring. Again, this will be split up
further by the irq rework.

Reviewed-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Daniel Vetter 2012-04-11 22:12:49 +02:00
parent 59465b5f78
commit 58fa383587
1 changed files with 31 additions and 41 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

72
drivers/gpu/drm/i915/intel_ringbuffer.c
View file

@ -1265,22 +1265,6 @@ void intel_ring_advance(struct intel_ring_buffer *ring)
ring->write_tail(ring, ring->tail);
}
/* ring buffer for bit-stream decoder */
static const struct intel_ring_buffer bsd_ring = {
.name = "bsd ring",
.id = VCS,
.mmio_base = BSD_RING_BASE,
.init = init_ring_common,
.write_tail = ring_write_tail,
.flush = bsd_ring_flush,
.add_request = ring_add_request,
.get_seqno = ring_get_seqno,
.irq_get = bsd_ring_get_irq,
.irq_put = bsd_ring_put_irq,
.dispatch_execbuffer = ring_dispatch_execbuffer,
};
static void gen6_bsd_ring_write_tail(struct intel_ring_buffer *ring,
u32 value)
@ -1343,27 +1327,6 @@ gen6_ring_dispatch_execbuffer(struct intel_ring_buffer *ring,
return 0;
}
/* ring buffer for Video Codec for Gen6+ */
static const struct intel_ring_buffer gen6_bsd_ring = {
.name = "gen6 bsd ring",
.id = VCS,
.mmio_base = GEN6_BSD_RING_BASE,
.init = init_ring_common,
.write_tail = gen6_bsd_ring_write_tail,
.flush = gen6_ring_flush,
.add_request = gen6_add_request,
.get_seqno = gen6_ring_get_seqno,
.irq_enable_mask = GEN6_BSD_USER_INTERRUPT,
.irq_get = gen6_ring_get_irq,
.irq_put = gen6_ring_put_irq,
.dispatch_execbuffer = gen6_ring_dispatch_execbuffer,
.sync_to = gen6_bsd_ring_sync_to,
.semaphore_register = {MI_SEMAPHORE_SYNC_VR,
MI_SEMAPHORE_SYNC_INVALID,
MI_SEMAPHORE_SYNC_VB},
.signal_mbox = {GEN6_RVSYNC, GEN6_BVSYNC},
};
/* Blitter support (SandyBridge+) */
static int blt_ring_flush(struct intel_ring_buffer *ring,
@ -1531,10 +1494,37 @@ int intel_init_bsd_ring_buffer(struct drm_device *dev)
drm_i915_private_t *dev_priv = dev->dev_private;
struct intel_ring_buffer *ring = &dev_priv->ring[VCS];
if (IS_GEN6(dev) || IS_GEN7(dev))
*ring = gen6_bsd_ring;
else
*ring = bsd_ring;
ring->name = "bsd ring";
ring->id = VCS;
if (IS_GEN6(dev) || IS_GEN7(dev)) {
ring->mmio_base = GEN6_BSD_RING_BASE;
ring->write_tail = gen6_bsd_ring_write_tail;
ring->flush = gen6_ring_flush;
ring->add_request = gen6_add_request;
ring->get_seqno = gen6_ring_get_seqno;
ring->irq_enable_mask = GEN6_BSD_USER_INTERRUPT;
ring->irq_get = gen6_ring_get_irq;
ring->irq_put = gen6_ring_put_irq;
ring->dispatch_execbuffer = gen6_ring_dispatch_execbuffer;
ring->sync_to = gen6_bsd_ring_sync_to;
ring->semaphore_register[0] = MI_SEMAPHORE_SYNC_VR;
ring->semaphore_register[1] = MI_SEMAPHORE_SYNC_INVALID;
ring->semaphore_register[2] = MI_SEMAPHORE_SYNC_VB;
ring->signal_mbox[0] = GEN6_RVSYNC;
ring->signal_mbox[1] = GEN6_BVSYNC;
} else {
ring->mmio_base = BSD_RING_BASE;
ring->write_tail = ring_write_tail;
ring->flush = bsd_ring_flush;
ring->add_request = ring_add_request;
ring->get_seqno = ring_get_seqno;
ring->irq_get = bsd_ring_get_irq;
ring->irq_put = bsd_ring_put_irq;
ring->dispatch_execbuffer = ring_dispatch_execbuffer;
}
ring->init = init_ring_common;
return intel_init_ring_buffer(dev, ring);
}