diff options
author | Alex Shi <alex.shi@linaro.org> | 2016-07-20 16:08:14 +0800 |
---|---|---|
committer | Alex Shi <alex.shi@linaro.org> | 2016-07-20 16:08:14 +0800 |
commit | 1d508e233d21a7848cf54d7d03b40dac2d9ea873 (patch) | |
tree | eec5222580c4bca752ae35d5cef3842166e6f8c8 /drivers/gpu/drm/i915/intel_ringbuffer.c | |
parent | 439863d92fda525a8f3b326a24490e91c70f0496 (diff) | |
parent | 5880876e94699ce010554f483ccf0009997955ca (diff) |
Merge remote-tracking branch 'lts/linux-4.1.y' into linux-linaro-lsk-v4.1lsk-v4.1-16.07
Conflicts:
pick up 45d1abd9de arm64: Use PoU cache instr for I/D coherency
in arch/arm64/mm/flush.c
Diffstat (limited to 'drivers/gpu/drm/i915/intel_ringbuffer.c')
-rw-r--r-- | drivers/gpu/drm/i915/intel_ringbuffer.c | 24 |
1 files changed, 20 insertions, 4 deletions
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index b7e20dee64c4..09844b5fe250 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -1814,6 +1814,17 @@ i915_dispatch_execbuffer(struct intel_engine_cs *ring, return 0; } +static void cleanup_phys_status_page(struct intel_engine_cs *ring) +{ + struct drm_i915_private *dev_priv = to_i915(ring->dev); + + if (!dev_priv->status_page_dmah) + return; + + drm_pci_free(ring->dev, dev_priv->status_page_dmah); + ring->status_page.page_addr = NULL; +} + static void cleanup_status_page(struct intel_engine_cs *ring) { struct drm_i915_gem_object *obj; @@ -1830,9 +1841,9 @@ static void cleanup_status_page(struct intel_engine_cs *ring) static int init_status_page(struct intel_engine_cs *ring) { - struct drm_i915_gem_object *obj; + struct drm_i915_gem_object *obj = ring->status_page.obj; - if ((obj = ring->status_page.obj) == NULL) { + if (obj == NULL) { unsigned flags; int ret; @@ -1985,7 +1996,7 @@ static int intel_init_ring_buffer(struct drm_device *dev, if (ret) goto error; } else { - BUG_ON(ring->id != RCS); + WARN_ON(ring->id != RCS); ret = init_phys_status_page(ring); if (ret) goto error; @@ -2049,7 +2060,12 @@ void intel_cleanup_ring_buffer(struct intel_engine_cs *ring) if (ring->cleanup) ring->cleanup(ring); - cleanup_status_page(ring); + if (I915_NEED_GFX_HWS(ring->dev)) { + cleanup_status_page(ring); + } else { + WARN_ON(ring->id != RCS); + cleanup_phys_status_page(ring); + } i915_cmd_parser_fini_ring(ring); |