提交 ee5f750f 编写于 作者: D Dave Jiang 提交者: Jon Mason

ntb: add missing setup of translation window

The perf tool is missing the setup of translation window. Adding call to
setup the translation window for backed memory.
Signed-off-by: NJohn Kading <john.kading@gd-ms.com>
Signed-off-by: NDave Jiang <dave.jiang@intel.com>
Signed-off-by: NJon Mason <jdmason@kudzu.us>
上级 84f76685
......@@ -425,6 +425,7 @@ static int perf_set_mw(struct perf_ctx *perf, resource_size_t size)
{
struct perf_mw *mw = &perf->mw;
size_t xlat_size, buf_size;
int rc;
if (!size)
return -EINVAL;
......@@ -448,6 +449,13 @@ static int perf_set_mw(struct perf_ctx *perf, resource_size_t size)
mw->buf_size = 0;
}
rc = ntb_mw_set_trans(perf->ntb, 0, mw->dma_addr, mw->xlat_size);
if (rc) {
dev_err(&perf->ntb->dev, "Unable to set mw0 translation\n");
perf_free_mw(perf);
return -EIO;
}
return 0;
}
......
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