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pan/desc: Fix the CRC validity update when clean tiles are not written

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CRCs don't become valid if the GPU omits pushing clean tiles to memory.

Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>
Reviewed-by: Louis-Francis Ratté-Boulianne <lfrb@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/31771>
This commit is contained in:
Boris Brezillon 2024-10-25 10:14:54 +02:00 • committed by Marge Bot
parent 05abdda27b
commit 2cef9cd913
1 changed files with 12 additions and 2 deletions
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14
src/panfrost/lib/pan_desc.c
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@ -812,15 +812,25 @@ GENX(pan_emit_fbd)(const struct pan_fb_info *fb, unsigned layer_idx,
bool full = !fb->extent.minx && !fb->extent.miny &&
fb->extent.maxx == (fb->width - 1) &&
fb->extent.maxy == (fb->height - 1);
bool clean_tile_write = fb->rts[crc_rt].clear;
#if PAN_ARCH >= 6
clean_tile_write |= pan_force_clean_write_rt(fb->rts[crc_rt].view, tile_size);
#endif
/* If the CRC was valid it stays valid, if it wasn't, we must ensure
* the render operation covers the full frame, and clean tiles are
* pushed to memory. */
bool new_valid = *valid | (full && clean_tile_write);
cfg.crc_read_enable = *valid;
/* If the data is currently invalid, still write CRC
* data if we are doing a full write, so that it is
* valid for next time. */
cfg.crc_write_enable = *valid || full;
cfg.crc_write_enable = new_valid;
*valid |= full;
*valid = new_valid;
}
#if PAN_ARCH >= 9