radeonsi: SDMA v4 size field is size - 1
authorTatsuyuki Ishi <ishitatsuyuki@gmail.com>
Tue, 28 Feb 2023 06:29:34 +0000 (15:29 +0900)
committerMarge Bot <emma+marge@anholt.net>
Thu, 2 Mar 2023 15:29:47 +0000 (15:29 +0000)
commit4f50497a96808e08243a38ff34e78a2186168425
tree927784c93e12104191b5d1566ad0cee679aca11b
parentc914e70bceb045031ba574cebc581ab26b5de35b
radeonsi: SDMA v4 size field is size - 1

After cross-checking with kernel and the old buffer copy code, it seems
that the size field should be size - 1 instead.

Fixes: 46c95047bd7 ("radeonsi: implement si_sdma_copy_image for gfx7+")

Reviewed-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Reviewed-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/21585>
src/gallium/drivers/radeonsi/si_sdma_copy_image.c