HIP: enable mul_mat_f for RDNA4 (#17437)

zhang-hui-yulo · zhang hui · web-flow · commit 6bca76ff5ea5 · 2025-11-28T08:24:30.000+01:00
* enable mmf for rdna4 * move some mmvf to mmf * revert lds128 for wmma loading * Revert "revert lds128 for wmma loading" This reverts commit db9ae8b. * Revert "enable mmf for rdna4" This reverts commit 698c9f2. * Revert "move some mmvf to mmf" This reverts commit 99b92bd. * enable mul_mat for rdna4 --------- Co-authored-by: zhang hui <you@example.com>
diff --git a/ggml/src/ggml-cuda/mmf.cu b/ggml/src/ggml-cuda/mmf.cu
@@ -151,7 +151,7 @@ bool ggml_cuda_should_use_mmf(enum ggml_type type, int cc, int warp_size, const
             return false;
         }
     } else {
-        if (src1_ncols > 16 || GGML_CUDA_CC_IS_RDNA4(cc)) {
+        if (src1_ncols > 16) {
             return false;
         }
     }

Original file line number	Diff line number	Diff line change
`@@ -151,7 +151,7 @@ bool ggml_cuda_should_use_mmf(enum ggml_type type, int cc, int warp_size, const`
`151`	`151`	`return false;`
`152`	`152`	`}`
`153`	`153`	`} else {`
`154`		`- if (src1_ncols > 16 \|\| GGML_CUDA_CC_IS_RDNA4(cc)) {`
	`154`	`+ if (src1_ncols > 16) {`
`155`	`155`	`return false;`
`156`	`156`	`}`
`157`	`157`	`}`