diff options
| author | Dominik Grzegorzek <dominik.grzegorzek@intel.com> | 2020-10-27 10:23:04 +0100 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2020-11-19 18:50:02 +0000 |
| commit | 8fd08b167a92531fdc760212e812739422db5854 (patch) | |
| tree | cbaff8cba22a803142fbc5a9086a591238bb9a18 | |
| parent | 5bc1047cc8f38a9e0c5a914b6511a639b15a740e (diff) | |
lib/intel_batchbuffer: add intel_bb_blit_copy wrapper
This patch adds intel_bb_copy_intel_buf to make copying a whole
intel_buf easier and more readable.
Signed-off-by: Dominik Grzegorzek <dominik.grzegorzek@intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Zbigniew Kempczyński <zbigniew.kempczynski@intel.com>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
| -rw-r--r-- | lib/intel_batchbuffer.c | 23 | ||||
| -rw-r--r-- | lib/intel_batchbuffer.h | 3 |
2 files changed, 26 insertions, 0 deletions
diff --git a/lib/intel_batchbuffer.c b/lib/intel_batchbuffer.c index 7b4cfb0d..8dd8a502 100644 --- a/lib/intel_batchbuffer.c +++ b/lib/intel_batchbuffer.c @@ -2522,6 +2522,29 @@ void intel_bb_blt_copy(struct intel_bb *ibb, } /** + * intel_bb_copy_intel_buf: + * @batch: batchbuffer object + * @src: source buffer (intel_buf) + * @dst: destination libdrm buffer object + * @size: size of the copy range in bytes + * + * Emits a copy operation using blitter commands into the supplied batch. + * A total of @size bytes from the start of @src is copied + * over to @dst. Note that @size must be page-aligned. + */ +void intel_bb_copy_intel_buf(struct intel_bb *ibb, + struct intel_buf *src, struct intel_buf *dst, + long int size) +{ + igt_assert(size % 4096 == 0); + + intel_bb_blt_copy(ibb, + src, 0, 0, 4096, + dst, 0, 0, 4096, + 4096/4, size/4096, 32); +} + +/** * igt_get_huc_copyfunc: * @devid: pci device id * diff --git a/lib/intel_batchbuffer.h b/lib/intel_batchbuffer.h index ab1b0c28..4c930a88 100644 --- a/lib/intel_batchbuffer.h +++ b/lib/intel_batchbuffer.h @@ -648,6 +648,9 @@ void intel_bb_blt_copy(struct intel_bb *ibb, struct intel_buf *dst, int dst_x1, int dst_y1, int dst_pitch, int width, int height, int bpp); +void intel_bb_copy_intel_buf(struct intel_bb *ibb, + struct intel_buf *dst, struct intel_buf *src, + long int size); /** * igt_huc_copyfunc_t: |