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 X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 00033C433DF for ; Mon, 8 Jun 2020 23:27:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D43DA2064C for ; Mon, 8 Jun 2020 23:27:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1591658860; bh=iN4uu/SZtCI23lgelTAMXjz+AGc7s2h6+bTtogWffiQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=L+Poi12LSjd+N/UkIze9IJ6dJCNmTPjvkZosMe7WSSHlxNNvXQr8rWqbQ8reeO7mI 1V4nYeiqR+JzLfrDDewbXB5JrHggcw/LQoLc8tY1kz0CRgOMF2uIQxyUHcarfGH1YB IgDeqB+ulPDVDxxQDkRIgiCBtIUZRTEeM4Qg4zms= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731805AbgFHX1i (ORCPT ); Mon, 8 Jun 2020 19:27:38 -0400 Received: from mail.kernel.org ([198.145.29.99]:46624 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731265AbgFHXWL (ORCPT ); Mon, 8 Jun 2020 19:22:11 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 231AC20842; Mon, 8 Jun 2020 23:22:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1591658531; bh=iN4uu/SZtCI23lgelTAMXjz+AGc7s2h6+bTtogWffiQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=0hR68tU9D64bdJGcQVYGIfjAvXIj4H4Yq1Hm4abNUAwGX2+mycM6zTGIZ902k0Jwa ENJ8qKDS0QCHojFwIutSesOJQYm2T/jETJQ++Tciw3kH1cWxwcGo9+FPOmkWCcks8O KRvjIWZjB0ZlMQjmMJ7nOweA91CCuFi5LaQK83CY= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Ulf Hansson , Rui Miguel Silva , Johan Hovold , Alex Elder , Greg Kroah-Hartman , greybus-dev@lists.linaro.org, Sasha Levin , devel@driverdev.osuosl.org Subject: [PATCH AUTOSEL 5.4 155/175] staging: greybus: sdio: Respect the cmd->busy_timeout from the mmc core Date: Mon, 8 Jun 2020 19:18:28 -0400 Message-Id: <20200608231848.3366970-155-sashal@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200608231848.3366970-1-sashal@kernel.org> References: <20200608231848.3366970-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Ulf Hansson [ Upstream commit a389087ee9f195fcf2f31cd771e9ec5f02c16650 ] Using a fixed 1s timeout for all commands is a bit problematic. For some commands it means waiting longer than needed for the timeout to expire, which may not a big issue, but still. For other commands, like for an erase (CMD38) that uses a R1B response, may require longer timeouts than 1s. In these cases, we may end up treating the command as it failed, while it just needed some more time to complete successfully. Fix the problem by respecting the cmd->busy_timeout, which is provided by the mmc core. Cc: Rui Miguel Silva Cc: Johan Hovold Cc: Alex Elder Cc: Greg Kroah-Hartman Cc: greybus-dev@lists.linaro.org Signed-off-by: Ulf Hansson Acked-by: Rui Miguel Silva Acked-by: Greg Kroah-Hartman Link: https://lore.kernel.org/r/20200414161413.3036-20-ulf.hansson@linaro.org Signed-off-by: Ulf Hansson Signed-off-by: Sasha Levin --- drivers/staging/greybus/sdio.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/drivers/staging/greybus/sdio.c b/drivers/staging/greybus/sdio.c index 68c5718be827..c4b16bb5c1a4 100644 --- a/drivers/staging/greybus/sdio.c +++ b/drivers/staging/greybus/sdio.c @@ -411,6 +411,7 @@ static int gb_sdio_command(struct gb_sdio_host *host, struct mmc_command *cmd) struct gb_sdio_command_request request = {0}; struct gb_sdio_command_response response; struct mmc_data *data = host->mrq->data; + unsigned int timeout_ms; u8 cmd_flags; u8 cmd_type; int i; @@ -469,9 +470,12 @@ static int gb_sdio_command(struct gb_sdio_host *host, struct mmc_command *cmd) request.data_blksz = cpu_to_le16(data->blksz); } - ret = gb_operation_sync(host->connection, GB_SDIO_TYPE_COMMAND, - &request, sizeof(request), &response, - sizeof(response)); + timeout_ms = cmd->busy_timeout ? cmd->busy_timeout : + GB_OPERATION_TIMEOUT_DEFAULT; + + ret = gb_operation_sync_timeout(host->connection, GB_SDIO_TYPE_COMMAND, + &request, sizeof(request), &response, + sizeof(response), timeout_ms); if (ret < 0) goto out; -- 2.25.1