Module: Mesa
Branch: main
Commit: d50cc2e0cf6d74bf76053c83f499ae10034f4a92
URL:    
http://cgit.freedesktop.org/mesa/mesa/commit/?id=d50cc2e0cf6d74bf76053c83f499ae10034f4a92

Author: Marek Olšák <[email protected]>
Date:   Mon Aug  7 01:04:04 2023 -0400

ac/gpu_info: don't align IBs to the GL2 cache line size

PAL doesn't do it. If drivers want IBs not to share cache lines with other 
buffers,
they should align the size manually.

Reviewed-by: Timur Kristóf <[email protected]>
Reviewed-by: Samuel Pitoiset <[email protected]>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/25492>

---

 src/amd/common/ac_gpu_info.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/src/amd/common/ac_gpu_info.c b/src/amd/common/ac_gpu_info.c
index e8ec9ce7e71..f75e0c264bf 100644
--- a/src/amd/common/ac_gpu_info.c
+++ b/src/amd/common/ac_gpu_info.c
@@ -1331,10 +1331,6 @@ bool ac_query_gpu_info(int fd, void *dev_p, struct 
radeon_info *info,
    if (info->gfx_level == GFX6)
       info->gfx_ib_pad_with_type2 = true;
 
-   /* GFX10 and maybe GFX9 need this alignment for cache coherency. */
-   if (info->gfx_level >= GFX9)
-      info->ib_alignment = MAX2(info->ib_alignment, info->tcc_cache_line_size);
-
    if (info->gfx_level >= GFX11) {
       /* With num_cu = 4 in gfx11 measured power for idle, video playback and 
observed
        * power savings, hence enable dcc with retile for gfx11 with num_cu >= 
4.

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