From patchwork Thu Nov 7 08:31:53 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Biju Das X-Patchwork-Id: 11232145 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 7600F1390 for ; Thu, 7 Nov 2019 08:36:04 +0000 (UTC) Received: from mail.linuxfoundation.org (mail.linuxfoundation.org [140.211.169.12]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 5D4BA21D79 for ; Thu, 7 Nov 2019 08:36:04 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5D4BA21D79 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=bp.renesas.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=cip-dev-bounces@lists.cip-project.org Received: from mail.linux-foundation.org (localhost [127.0.0.1]) by mail.linuxfoundation.org (Postfix) with ESMTP id 9732CCD9; Thu, 7 Nov 2019 08:34:50 +0000 (UTC) X-Original-To: cip-dev@lists.cip-project.org Delivered-To: cip-dev@mail.linuxfoundation.org Received: from smtp2.linuxfoundation.org (smtp2.linux-foundation.org [172.17.192.36]) by mail.linuxfoundation.org (Postfix) with ESMTPS id 48028CA4 for ; Thu, 7 Nov 2019 08:34:49 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from relmlie5.idc.renesas.com (relmlor1.renesas.com [210.160.252.171]) by smtp2.linuxfoundation.org (Postfix) with ESMTP id AA5931DAA7 for ; Thu, 7 Nov 2019 08:34:48 +0000 (UTC) X-IronPort-AV: E=Sophos;i="5.68,277,1569250800"; d="scan'208";a="31074139" Received: from unknown (HELO relmlir6.idc.renesas.com) ([10.200.68.152]) by relmlie5.idc.renesas.com with ESMTP; 07 Nov 2019 17:34:48 +0900 Received: from be1yocto.ree.adwin.renesas.com (unknown [172.29.43.62]) by relmlir6.idc.renesas.com (Postfix) with ESMTP id 02D1541E8736; Thu, 7 Nov 2019 17:34:46 +0900 (JST) From: Biju Das To: cip-dev@lists.cip-project.org, Nobuhiro Iwamatsu , Pavel Machek Date: Thu, 7 Nov 2019 08:31:53 +0000 Message-Id: <1573115572-13513-25-git-send-email-biju.das@bp.renesas.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1573115572-13513-1-git-send-email-biju.das@bp.renesas.com> References: <1573115572-13513-1-git-send-email-biju.das@bp.renesas.com> X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,RCVD_IN_DNSWL_NONE autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on smtp2.linux-foundation.org Cc: Biju Das Subject: [cip-dev] [PATCH 4.4.y-cip 24/83] mmc: tmio/sdhi: distinguish between SCLKDIVEN and ILL_FUNC X-BeenThere: cip-dev@lists.cip-project.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: cip-dev-bounces@lists.cip-project.org Errors-To: cip-dev-bounces@lists.cip-project.org From: Wolfram Sang commit a21553c9e0c236ae241d9f4333aafae24ae19dfc upstream. This bit has a different meaning in SDHI and original TMIO. Document that and use the proper naming. Reviewed-by: Simon Horman Signed-off-by: Wolfram Sang Signed-off-by: Ulf Hansson Signed-off-by: Biju Das --- drivers/mmc/host/sh_mobile_sdhi.c | 3 ++- drivers/mmc/host/tmio_mmc.h | 3 ++- drivers/mmc/host/tmio_mmc_pio.c | 2 +- 3 files changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/mmc/host/sh_mobile_sdhi.c b/drivers/mmc/host/sh_mobile_sdhi.c index ea78c77..7bb2900 100644 --- a/drivers/mmc/host/sh_mobile_sdhi.c +++ b/drivers/mmc/host/sh_mobile_sdhi.c @@ -252,7 +252,8 @@ static int sh_mobile_sdhi_wait_idle(struct tmio_mmc_host *host) { int timeout = 1000; - while (--timeout && !(sd_ctrl_read16(host, CTL_STATUS2) & (1 << 13))) + while (--timeout && !(sd_ctrl_read16_and_16_as_32(host, CTL_STATUS) + & TMIO_STAT_SCLKDIVEN)) udelay(1); if (!timeout) { diff --git a/drivers/mmc/host/tmio_mmc.h b/drivers/mmc/host/tmio_mmc.h index 55f251f..8dd5ea4 100644 --- a/drivers/mmc/host/tmio_mmc.h +++ b/drivers/mmc/host/tmio_mmc.h @@ -70,7 +70,8 @@ #define TMIO_STAT_DAT0 BIT(23) /* only known on R-Car so far */ #define TMIO_STAT_RXRDY BIT(24) #define TMIO_STAT_TXRQ BIT(25) -#define TMIO_STAT_ILL_FUNC BIT(29) +#define TMIO_STAT_ILL_FUNC BIT(29) /* only when !TMIO_MMC_HAS_IDLE_WAIT */ +#define TMIO_STAT_SCLKDIVEN BIT(29) /* only when TMIO_MMC_HAS_IDLE_WAIT */ #define TMIO_STAT_CMD_BUSY BIT(30) #define TMIO_STAT_ILL_ACCESS BIT(31) diff --git a/drivers/mmc/host/tmio_mmc_pio.c b/drivers/mmc/host/tmio_mmc_pio.c index 3a9620f..dbad002 100644 --- a/drivers/mmc/host/tmio_mmc_pio.c +++ b/drivers/mmc/host/tmio_mmc_pio.c @@ -542,7 +542,7 @@ static void tmio_mmc_data_irq(struct tmio_mmc_host *host) * waiting for one more interrupt fixes the problem. */ if (host->pdata->flags & TMIO_MMC_HAS_IDLE_WAIT) { - if (status & TMIO_STAT_ILL_FUNC) + if (status & TMIO_STAT_SCLKDIVEN) done = true; } else { if (!(status & TMIO_STAT_CMD_BUSY))