diff options
| author | Dave Jiang <dave.jiang@intel.com> | 2016-03-08 01:57:25 +0300 |
|---|---|---|
| committer | Jon Mason <jdmason@kudzu.us> | 2016-03-18 03:50:15 +0300 |
| commit | ee5f750f1c9d675028ecedc5439b7171f6647cb8 (patch) | |
| tree | 5cd4227da7117e99d2937245ead8e57e654201cf | |
| parent | 84f766855f61ed2e5d07f0ec737b15ee687afb92 (diff) | |
| download | linux-ee5f750f1c9d675028ecedc5439b7171f6647cb8.tar.xz | |
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 <john.kading@gd-ms.com>
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Signed-off-by: Jon Mason <jdmason@kudzu.us>
| -rw-r--r-- | drivers/ntb/test/ntb_perf.c | 8 |
1 files changed, 8 insertions, 0 deletions
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; } |