From ee5f750f1c9d675028ecedc5439b7171f6647cb8 Mon Sep 17 00:00:00 2001 From: Dave Jiang Date: Mon, 7 Mar 2016 15:57:25 -0700 Subject: 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: John Kading Signed-off-by: Dave Jiang Signed-off-by: Jon Mason --- drivers/ntb/test/ntb_perf.c | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'drivers/ntb') diff --git a/drivers/ntb/test/ntb_perf.c b/drivers/ntb/test/ntb_perf.c index 6bdc1e7b7503..f798beb01ac6 100644 --- a/drivers/ntb/test/ntb_perf.c +++ b/drivers/ntb/test/ntb_perf.c @@ -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; } -- cgit v1.2.3