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Commit ee5f750f authored by Dave Jiang's avatar Dave Jiang Committed by Jon Mason
Browse files

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: default avatarJohn Kading <john.kading@gd-ms.com>
Signed-off-by: default avatarDave Jiang <dave.jiang@intel.com>
Signed-off-by: default avatarJon Mason <jdmason@kudzu.us>
parent 84f76685

drivers/ntb/test/ntb_perf.c

+8 −0
Original line number Diff line number Diff line
@@ -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;

}