drm/i915: Introduce ring set_seqno
In preparation for setting per ring initial seqno values
add ring::set_seqno().
Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index 69bbe7b..f536a99 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -727,6 +727,12 @@
return intel_read_status_page(ring, I915_GEM_HWS_INDEX);
}
+static void
+ring_set_seqno(struct intel_ring_buffer *ring, u32 seqno)
+{
+ intel_write_status_page(ring, I915_GEM_HWS_INDEX, seqno);
+}
+
static u32
pc_render_get_seqno(struct intel_ring_buffer *ring, bool lazy_coherency)
{
@@ -734,6 +740,13 @@
return pc->cpu_page[0];
}
+static void
+pc_render_set_seqno(struct intel_ring_buffer *ring, u32 seqno)
+{
+ struct pipe_control *pc = ring->private;
+ pc->cpu_page[0] = seqno;
+}
+
static bool
gen5_ring_get_irq(struct intel_ring_buffer *ring)
{
@@ -1602,6 +1615,7 @@
ring->irq_put = gen6_ring_put_irq;
ring->irq_enable_mask = GT_USER_INTERRUPT;
ring->get_seqno = gen6_ring_get_seqno;
+ ring->set_seqno = ring_set_seqno;
ring->sync_to = gen6_ring_sync;
ring->semaphore_register[0] = MI_SEMAPHORE_SYNC_INVALID;
ring->semaphore_register[1] = MI_SEMAPHORE_SYNC_RV;
@@ -1612,6 +1626,7 @@
ring->add_request = pc_render_add_request;
ring->flush = gen4_render_ring_flush;
ring->get_seqno = pc_render_get_seqno;
+ ring->set_seqno = pc_render_set_seqno;
ring->irq_get = gen5_ring_get_irq;
ring->irq_put = gen5_ring_put_irq;
ring->irq_enable_mask = GT_USER_INTERRUPT | GT_PIPE_NOTIFY;
@@ -1622,6 +1637,7 @@
else
ring->flush = gen4_render_ring_flush;
ring->get_seqno = ring_get_seqno;
+ ring->set_seqno = ring_set_seqno;
if (IS_GEN2(dev)) {
ring->irq_get = i8xx_ring_get_irq;
ring->irq_put = i8xx_ring_put_irq;
@@ -1672,6 +1688,7 @@
else
ring->flush = gen4_render_ring_flush;
ring->get_seqno = ring_get_seqno;
+ ring->set_seqno = ring_set_seqno;
if (IS_GEN2(dev)) {
ring->irq_get = i8xx_ring_get_irq;
ring->irq_put = i8xx_ring_put_irq;
@@ -1732,6 +1749,7 @@
ring->flush = gen6_ring_flush;
ring->add_request = gen6_add_request;
ring->get_seqno = gen6_ring_get_seqno;
+ ring->set_seqno = ring_set_seqno;
ring->irq_enable_mask = GEN6_BSD_USER_INTERRUPT;
ring->irq_get = gen6_ring_get_irq;
ring->irq_put = gen6_ring_put_irq;
@@ -1747,6 +1765,7 @@
ring->flush = bsd_ring_flush;
ring->add_request = i9xx_add_request;
ring->get_seqno = ring_get_seqno;
+ ring->set_seqno = ring_set_seqno;
if (IS_GEN5(dev)) {
ring->irq_enable_mask = GT_BSD_USER_INTERRUPT;
ring->irq_get = gen5_ring_get_irq;
@@ -1776,6 +1795,7 @@
ring->flush = blt_ring_flush;
ring->add_request = gen6_add_request;
ring->get_seqno = gen6_ring_get_seqno;
+ ring->set_seqno = ring_set_seqno;
ring->irq_enable_mask = GEN6_BLITTER_USER_INTERRUPT;
ring->irq_get = gen6_ring_get_irq;
ring->irq_put = gen6_ring_put_irq;