diff options
| author | Dave Airlie <airlied@redhat.com> | 2013-07-04 08:58:45 +0400 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2013-07-05 04:44:17 +0400 |
| commit | 1e209117dbe00d3d87db1c5266f177eaa60451c8 (patch) | |
| tree | 4e7e856989cf2c2c0b17bd6717c9be68024e5cc2 /drivers/gpu/drm/qxl/qxl_cmd.c | |
| parent | c9fdda2a2b7a8875db3eebd89e428aa760afb897 (diff) | |
| download | linux-1e209117dbe00d3d87db1c5266f177eaa60451c8.tar.xz | |
qxl: add ring prep code for s/r
This prepare the ring code for s/r additions, the release ring will need
reinitialising.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/qxl/qxl_cmd.c')
| -rw-r--r-- | drivers/gpu/drm/qxl/qxl_cmd.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/gpu/drm/qxl/qxl_cmd.c b/drivers/gpu/drm/qxl/qxl_cmd.c index 92cf1afd60e5..93c2f2cceb51 100644 --- a/drivers/gpu/drm/qxl/qxl_cmd.c +++ b/drivers/gpu/drm/qxl/qxl_cmd.c @@ -49,6 +49,11 @@ void qxl_ring_free(struct qxl_ring *ring) kfree(ring); } +void qxl_ring_init_hdr(struct qxl_ring *ring) +{ + ring->ring->header.notify_on_prod = ring->n_elements; +} + struct qxl_ring * qxl_ring_create(struct qxl_ring_header *header, int element_size, @@ -69,7 +74,7 @@ qxl_ring_create(struct qxl_ring_header *header, ring->prod_notify = prod_notify; ring->push_event = push_event; if (set_prod_notify) - header->notify_on_prod = ring->n_elements; + qxl_ring_init_hdr(ring); spin_lock_init(&ring->lock); return ring; } @@ -87,7 +92,7 @@ static int qxl_check_header(struct qxl_ring *ring) return ret; } -static int qxl_check_idle(struct qxl_ring *ring) +int qxl_check_idle(struct qxl_ring *ring) { int ret; struct qxl_ring_header *header = &(ring->ring->header); |