提交 09422b2e 编写于 作者: D Daniel Vetter

drm/i915: move LP_RING&friends to i915_dma.c

Wohoo!

Now we only need to move all the gem/kms stuff that accidentally
landed in i915_dma.c out of it, and this will be our legacy dri1
grave-yard.
Reviewed-by: NChris Wilson <chris@chris-wilson.co.uk>
Acked-by: NJesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
上级 d05c617e
......@@ -47,6 +47,32 @@
#include <acpi/video.h>
#include <asm/pat.h>
#define LP_RING(d) (&((struct drm_i915_private *)(d))->ring[RCS])
#define BEGIN_LP_RING(n) \
intel_ring_begin(LP_RING(dev_priv), (n))
#define OUT_RING(x) \
intel_ring_emit(LP_RING(dev_priv), x)
#define ADVANCE_LP_RING() \
intel_ring_advance(LP_RING(dev_priv))
/**
* Lock test for when it's just for synchronization of ring access.
*
* In that case, we don't need to do it when GEM is initialized as nobody else
* has access to the ring.
*/
#define RING_LOCK_TEST_WITH_RETURN(dev, file) do { \
if (LP_RING(dev->dev_private)->obj == NULL) \
LOCK_TEST_WITH_RETURN(dev, file); \
} while (0)
#define READ_HWSP(dev_priv, reg) intel_read_status_page(LP_RING(dev_priv), reg)
#define READ_BREADCRUMB(dev_priv) READ_HWSP(dev_priv, I915_BREADCRUMB_INDEX)
#define I915_BREADCRUMB_INDEX 0x21
void i915_update_dri1_breadcrumb(struct drm_device *dev)
{
drm_i915_private_t *dev_priv = dev->dev_private;
......
......@@ -1471,28 +1471,6 @@ extern void intel_display_print_error_state(struct seq_file *m,
struct intel_display_error_state *error);
#endif
#define LP_RING(d) (&((struct drm_i915_private *)(d))->ring[RCS])
#define BEGIN_LP_RING(n) \
intel_ring_begin(LP_RING(dev_priv), (n))
#define OUT_RING(x) \
intel_ring_emit(LP_RING(dev_priv), x)
#define ADVANCE_LP_RING() \
intel_ring_advance(LP_RING(dev_priv))
/**
* Lock test for when it's just for synchronization of ring access.
*
* In that case, we don't need to do it when GEM is initialized as nobody else
* has access to the ring.
*/
#define RING_LOCK_TEST_WITH_RETURN(dev, file) do { \
if (LP_RING(dev->dev_private)->obj == NULL) \
LOCK_TEST_WITH_RETURN(dev, file); \
} while (0)
/* On SNB platform, before reading ring registers forcewake bit
* must be set to prevent GT core from power down and stale values being
* returned.
......
......@@ -167,10 +167,7 @@ intel_read_status_page(struct intel_ring_buffer *ring,
*
* The area from dword 0x20 to 0x3ff is available for driver usage.
*/
#define READ_HWSP(dev_priv, reg) intel_read_status_page(LP_RING(dev_priv), reg)
#define READ_BREADCRUMB(dev_priv) READ_HWSP(dev_priv, I915_BREADCRUMB_INDEX)
#define I915_GEM_HWS_INDEX 0x20
#define I915_BREADCRUMB_INDEX 0x21
void intel_cleanup_ring_buffer(struct intel_ring_buffer *ring);
......
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