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drm/etnaviv: flush shader L1 cache after user commandstream

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The shader L1 cache is a writeback cache for shader loads/stores
and thus must be flushed before any BOs backing the shader buffers
are potentially freed.

Cc: stable@vger.kernel.org
Reviewed-by: Christian Gmeiner <cgmeiner@igalia.com>
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
This commit is contained in:
Lucas Stach 2024-10-25 17:14:46 +02:00
parent 5a85670cfa
commit 4f8dbadef0
1 changed files with 2 additions and 1 deletions
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3
drivers/gpu/drm/etnaviv/etnaviv_buffer.c
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@ -482,7 +482,8 @@ void etnaviv_buffer_queue(struct etnaviv_gpu *gpu, u32 exec_state,
} else {
CMD_LOAD_STATE(buffer, VIVS_GL_FLUSH_CACHE,
VIVS_GL_FLUSH_CACHE_DEPTH |
VIVS_GL_FLUSH_CACHE_COLOR);
VIVS_GL_FLUSH_CACHE_COLOR |
VIVS_GL_FLUSH_CACHE_SHADER_L1);
if (has_blt) {
CMD_LOAD_STATE(buffer, VIVS_BLT_ENABLE, 0x1);
CMD_LOAD_STATE(buffer, VIVS_BLT_SET_COMMAND, 0x1);