From: Devesh Sharma Date: Thu, 21 Nov 2019 06:22:22 +0000 (-0500) Subject: RDMA/bnxt_re: Fix stat push into dma buffer on gen p5 devices X-Git-Tag: v5.5-rc1~138^2~9 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=98998ffe5216c7fa2c0225bb5b049ca5cdf8d195;p=thirdparty%2Fkernel%2Flinux.git RDMA/bnxt_re: Fix stat push into dma buffer on gen p5 devices Due to recent advances in the firmware for Broadcom's gen p5 series of adaptors the driver code to report hardware counters has been broken w.r.t. roce devices. The new firmware command expects dma length to be specified during stat dma buffer allocation. Fixes: 2792b5b95ed5 ("bnxt_en: Update firmware interface spec. to 1.10.0.89.") Link: https://lore.kernel.org/r/1574317343-23300-3-git-send-email-devesh.sharma@broadcom.com Signed-off-by: Devesh Sharma Signed-off-by: Jason Gunthorpe --- diff --git a/drivers/infiniband/hw/bnxt_re/main.c b/drivers/infiniband/hw/bnxt_re/main.c index d6785b8339d2a..a2ac88e01a991 100644 --- a/drivers/infiniband/hw/bnxt_re/main.c +++ b/drivers/infiniband/hw/bnxt_re/main.c @@ -494,6 +494,7 @@ static int bnxt_re_net_stats_ctx_alloc(struct bnxt_re_dev *rdev, bnxt_re_init_hwrm_hdr(rdev, (void *)&req, HWRM_STAT_CTX_ALLOC, -1, -1); req.update_period_ms = cpu_to_le32(1000); req.stats_dma_addr = cpu_to_le64(dma_map); + req.stats_dma_length = cpu_to_le16(sizeof(struct ctx_hw_stats_ext)); req.stat_ctx_flags = STAT_CTX_ALLOC_REQ_STAT_CTX_FLAGS_ROCE; bnxt_re_fill_fw_msg(&fw_msg, (void *)&req, sizeof(req), (void *)&resp, sizeof(resp), DFLT_HWRM_CMD_TIMEOUT);