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anv: use the device size of CS prefetch to pad secondary buffer calls

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Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Reviewed-by: Marcin Ślusarz <marcin.slusarz@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/9679>
This commit is contained in:
Lionel Landwerlin 2021-03-18 11:05:17 +02:00 • committed by Marge Bot
parent 33bc2977e5
commit 9d947127d3
1 changed files with 4 additions and 1 deletions
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5
src/intel/vulkan/anv_batch_chain.c
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@ -996,10 +996,13 @@ anv_cmd_buffer_end_batch_buffer(struct anv_cmd_buffer *cmd_buffer)
* prefetch.
*/
if (cmd_buffer->batch_bos.next == cmd_buffer->batch_bos.prev) {
const struct gen_device_info *devinfo = &cmd_buffer->device->info;
/* Careful to have everything in signed integer. */
int32_t prefetch_len = devinfo->cs_prefetch_size;
int32_t batch_len =
cmd_buffer->batch.next - cmd_buffer->batch.start;
for (int32_t i = 0; i < (512 - batch_len); i += 4)
for (int32_t i = 0; i < (prefetch_len - batch_len); i += 4)
anv_batch_emit(&cmd_buffer->batch, GEN8_MI_NOOP, noop);
}