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asahi: Allocate/free batch BOs as needed

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Rather than hanging onto them across batches. This lets us free these BOs if the
number of batches shrinks, which is pretty common if all 32 batches are used
during a loading screen for glGenerateMipmap() and then the in-game portion
drops to 1 or 2 batches only. Now that we have the BO cache wired up, this
should not adversely affect performance.

Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/19971>
This commit is contained in:
Alyssa Rosenzweig 2022-11-20 22:50:35 -05:00 • committed by Marge Bot
parent 04360a270e
commit 2baaff9cac
1 changed files with 8 additions and 15 deletions
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23
src/gallium/drivers/asahi/agx_batch.c
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@ -45,22 +45,12 @@ agx_batch_init(struct agx_context *ctx,
memset(batch->bo_list.set, 0, batch->bo_list.word_count * sizeof(BITSET_WORD));
}
if (!batch->encoder) {
batch->encoder = agx_bo_create(dev, 0x80000, AGX_MEMORY_TYPE_FRAMEBUFFER, "Encoder");
batch->encoder_current = batch->encoder->ptr.cpu;
batch->encoder_end = batch->encoder_current + batch->encoder->size;
} else {
batch->encoder_current = batch->encoder->ptr.cpu;
batch->encoder_end = batch->encoder_current + batch->encoder->size;
}
batch->encoder = agx_bo_create(dev, 0x80000, AGX_MEMORY_TYPE_FRAMEBUFFER, "Encoder");
batch->encoder_current = batch->encoder->ptr.cpu;
batch->encoder_end = batch->encoder_current + batch->encoder->size;
if (!batch->scissor.bo) {
batch->scissor.bo = agx_bo_create(dev, 0x80000, AGX_MEMORY_TYPE_FRAMEBUFFER, "Scissors");
}
if (!batch->depth_bias.bo) {
batch->depth_bias.bo = agx_bo_create(dev, 0x80000, AGX_MEMORY_TYPE_FRAMEBUFFER, "Depth bias");
}
batch->scissor.bo = agx_bo_create(dev, 0x80000, AGX_MEMORY_TYPE_FRAMEBUFFER, "Scissors");
batch->depth_bias.bo = agx_bo_create(dev, 0x80000, AGX_MEMORY_TYPE_FRAMEBUFFER, "Depth bias");
batch->clear = 0;
batch->draw = 0;
@ -108,6 +98,9 @@ agx_batch_cleanup(struct agx_context *ctx, struct agx_batch *batch)
agx_bo_unreference(agx_lookup_bo(dev, handle));
}
agx_bo_unreference(batch->scissor.bo);
agx_bo_unreference(batch->depth_bias.bo);
agx_bo_unreference(batch->encoder);
agx_pool_cleanup(&batch->pool);
agx_pool_cleanup(&batch->pipeline_pool);
util_unreference_framebuffer_state(&batch->key);