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drm/i915: switch ring->id to be a real id

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... and add a helpr function for the places where we want a flag.

This way we can use ring->id to index into arrays.

v2: Resurrect the missing beautification-space Chris Wilson noted.
I'm moving this space around because I'll reuse ring_str in the next
patch.

Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Ben Widawsky <ben@bwidawsk.net>
Reviewed-by: Eugeni Dodonov <eugeni.dodonov@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Daniel Vetter
2011-12-14 13:57:00 +01:00
parent b6daa025b1
commit 96154f2fab
5 changed files with 25 additions and 24 deletions
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20
drivers/gpu/drm/i915/intel_ringbuffer.h
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@@ -1,13 +1,6 @@
#ifndef _INTEL_RINGBUFFER_H_
#define _INTEL_RINGBUFFER_H_
enum {
RCS = 0x0,
VCS,
BCS,
I915_NUM_RINGS,
};
struct intel_hw_status_page {
u32 __iomem *page_addr;
unsigned int gfx_addr;
@@ -36,10 +29,11 @@ struct intel_hw_status_page {
struct intel_ring_buffer {
const char *name;
enum intel_ring_id {
RING_RENDER = 0x1,
RING_BSD = 0x2,
RING_BLT = 0x4,
RCS = 0x0,
VCS,
BCS,
} id;
#define I915_NUM_RINGS 3
u32 mmio_base;
void __iomem *virtual_start;
struct drm_device *dev;
@@ -119,6 +113,12 @@ struct intel_ring_buffer {
void *private;
};
static inline unsigned
intel_ring_flag(struct intel_ring_buffer *ring)
{
return 1 << ring->id;
}
static inline u32
intel_ring_sync_index(struct intel_ring_buffer *ring,
struct intel_ring_buffer *other)