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Code Issues Releases Wiki Activity

Prepare for 64bit relocation addresses

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This reveal that quite a few locations were writing relocation offsets
but only allowing for 32 bit addresses. To reveal such places in active
tests, we also now double check that we do not use more batch space than
declared.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson
2014-08-29 15:19:57 +01:00
parent 86055df968
commit 982f7eb238
34 changed files with 47 additions and 109 deletions
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lib/intel_batchbuffer.h
+6 -14
View File
@@ -17,7 +17,7 @@ struct intel_batchbuffer {
drm_intel_bo *bo;
uint8_t buffer[BATCH_SZ];
uint8_t *ptr;
uint8_t *ptr, *end;
uint8_t *state;
};
@@ -39,7 +39,7 @@ void intel_batchbuffer_data(struct intel_batchbuffer *batch,
void intel_batchbuffer_emit_reloc(struct intel_batchbuffer *batch,
drm_intel_bo *buffer,
uint32_t delta,
uint64_t delta,
uint32_t read_domains,
uint32_t write_domain,
int fenced);
@@ -85,7 +85,9 @@ intel_batchbuffer_require_space(struct intel_batchbuffer *batch,
* scope.
*/
#define BEGIN_BATCH(n) do { \
igt_assert(batch->end == NULL); \
intel_batchbuffer_require_space(batch, (n)*4); \
batch->end = batch->ptr + (n) * 4; \
} while (0)
/**
@@ -144,6 +146,8 @@ intel_batchbuffer_require_space(struct intel_batchbuffer *batch,
* scope.
*/
#define ADVANCE_BATCH() do { \
igt_assert(batch->ptr == batch->end); \
batch->end = NULL; \
} while(0)
#define BLIT_COPY_BATCH_START(devid, flags) do { \
@@ -177,18 +181,6 @@ intel_batchbuffer_require_space(struct intel_batchbuffer *batch,
} \
} while(0)
/**
* BLIT_RELOC_UDW:
* @devid: pci device id of the drm device
*
* Emits the upper relocation DWORD on gen8+ and nothing on earlier generations.
*/
#define BLIT_RELOC_UDW(devid) do { \
if (intel_gen(devid) >= 8) { \
OUT_BATCH(0); \
} \
} while(0)
void
intel_blt_copy(struct intel_batchbuffer *batch,
drm_intel_bo *src_bo, int src_x1, int src_y1, int src_pitch,