From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3EF9FC6FD18 for ; Tue, 18 Apr 2023 12:49:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232119AbjDRMts (ORCPT ); Tue, 18 Apr 2023 08:49:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41472 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232116AbjDRMtr (ORCPT ); Tue, 18 Apr 2023 08:49:47 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 98B1515453 for ; Tue, 18 Apr 2023 05:49:46 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 0FAD963406 for ; Tue, 18 Apr 2023 12:49:46 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 22795C433D2; Tue, 18 Apr 2023 12:49:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1681822185; bh=8UKPwe02LmQsjjoM3LNVYSADvML97FNzYVa2IoTQDko=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=CsizqzywtAUaOx9OTUWRdS29Q+nkenUU7m5NxnPGFyAHThrb4RVW1SxdR6Zr83W41 9LSeJLoLAWz8px9+uw+xrPW6u6Pc6ePdtCHofmv0KZB64Dwwyp/jJLvByF83k7dgwe 4EZOFwWaMqCKC7IWUfzGAWDLNSnXZ55S3mizKNR4= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Cheng Xu , Leon Romanovsky , Sasha Levin Subject: [PATCH 6.2 037/139] RDMA/erdma: Update default EQ depth to 4096 and max_send_wr to 8192 Date: Tue, 18 Apr 2023 14:21:42 +0200 Message-Id: <20230418120315.043114938@linuxfoundation.org> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230418120313.725598495@linuxfoundation.org> References: <20230418120313.725598495@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Cheng Xu [ Upstream commit 6256aa9ae955d10ec73a434533ca62034eff1b76 ] Max EQ depth of hardware is 32K, the current default EQ depth is too small for some applications, so change the default depth to 4096. Max send WRs the hardware can support is 8K, but the driver limits the value to 4K. Remove this limitation. Fixes: be3cff0f242d ("RDMA/erdma: Add the hardware related definitions") Fixes: db23ae64caac ("RDMA/erdma: Add verbs header file") Signed-off-by: Cheng Xu Link: https://lore.kernel.org/r/20230320084652.16807-3-chengyou@linux.alibaba.com Signed-off-by: Leon Romanovsky Signed-off-by: Sasha Levin --- drivers/infiniband/hw/erdma/erdma_hw.h | 2 +- drivers/infiniband/hw/erdma/erdma_verbs.h | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/infiniband/hw/erdma/erdma_hw.h b/drivers/infiniband/hw/erdma/erdma_hw.h index cbeb6909580cf..8a8d4539a006b 100644 --- a/drivers/infiniband/hw/erdma/erdma_hw.h +++ b/drivers/infiniband/hw/erdma/erdma_hw.h @@ -441,7 +441,7 @@ struct erdma_reg_mr_sqe { }; /* EQ related. */ -#define ERDMA_DEFAULT_EQ_DEPTH 256 +#define ERDMA_DEFAULT_EQ_DEPTH 4096 /* ceqe */ #define ERDMA_CEQE_HDR_DB_MASK BIT_ULL(63) diff --git a/drivers/infiniband/hw/erdma/erdma_verbs.h b/drivers/infiniband/hw/erdma/erdma_verbs.h index e0a993bc032a4..131cf5f409822 100644 --- a/drivers/infiniband/hw/erdma/erdma_verbs.h +++ b/drivers/infiniband/hw/erdma/erdma_verbs.h @@ -11,7 +11,7 @@ /* RDMA Capability. */ #define ERDMA_MAX_PD (128 * 1024) -#define ERDMA_MAX_SEND_WR 4096 +#define ERDMA_MAX_SEND_WR 8192 #define ERDMA_MAX_ORD 128 #define ERDMA_MAX_IRD 128 #define ERDMA_MAX_SGE_RD 1 -- 2.39.2