From patchwork Wed Jan 6 10:31:40 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jisheng Zhang X-Patchwork-Id: 563903 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 8D5BC140291 for ; Wed, 6 Jan 2016 22:18:45 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752438AbcAFKhw (ORCPT ); Wed, 6 Jan 2016 05:37:52 -0500 Received: from mx0b-0016f401.pphosted.com ([67.231.156.173]:32382 "EHLO mx0b-0016f401.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752571AbcAFKg3 (ORCPT ); Wed, 6 Jan 2016 05:36:29 -0500 Received: from pps.filterd (m0045851.ppops.net [127.0.0.1]) by mx0b-0016f401.pphosted.com (8.15.0.59/8.15.0.59) with SMTP id u06AZ1lm013921; Wed, 6 Jan 2016 02:35:58 -0800 Received: from sc-exch01.marvell.com ([199.233.58.181]) by mx0b-0016f401.pphosted.com with ESMTP id 208ynrg88b-1 (version=TLSv1/SSLv3 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT); Wed, 06 Jan 2016 02:35:58 -0800 Received: from SC-EXCH02.marvell.com (10.93.176.82) by SC-EXCH01.marvell.com (10.93.176.81) with Microsoft SMTP Server (TLS) id 15.0.1104.5; Wed, 6 Jan 2016 02:35:57 -0800 Received: from maili.marvell.com (10.93.176.43) by SC-EXCH02.marvell.com (10.93.176.82) with Microsoft SMTP Server id 15.0.1104.5 via Frontend Transport; Wed, 6 Jan 2016 02:35:57 -0800 Received: from xhacker.marvell.com (unknown [10.37.135.134]) by maili.marvell.com (Postfix) with ESMTP id 6DBA93F7040; Wed, 6 Jan 2016 02:35:54 -0800 (PST) From: Jisheng Zhang To: , , , , , , , , , , , , CC: , , , , , , Jisheng Zhang Subject: [PATCH v3 09/12] mmc: sdhci-st: use sdhci_pltfm_init for private allocation Date: Wed, 6 Jan 2016 18:31:40 +0800 Message-ID: <1452076303-1960-10-git-send-email-jszhang@marvell.com> X-Mailer: git-send-email 2.7.0.rc3 In-Reply-To: <1452076303-1960-1-git-send-email-jszhang@marvell.com> References: <1452076303-1960-1-git-send-email-jszhang@marvell.com> MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2016-01-06_08:, , signatures=0 X-Proofpoint-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 suspectscore=2 malwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1507310008 definitions=main-1601060188 Sender: linux-tegra-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org Commit 0e748234293f ("mmc: sdhci: Add size for caller in init+register") allows users of sdhci_pltfm to allocate private space in calls to sdhci_pltfm_init+sdhci_pltfm_register. This patch migrates sdhci-st to this allocation. Signed-off-by: Jisheng Zhang Acked-by: Arnd Bergmann --- drivers/mmc/host/sdhci-st.c | 35 +++++++++++++++++------------------ 1 file changed, 17 insertions(+), 18 deletions(-) diff --git a/drivers/mmc/host/sdhci-st.c b/drivers/mmc/host/sdhci-st.c index 969c2b0..26eba1e 100644 --- a/drivers/mmc/host/sdhci-st.c +++ b/drivers/mmc/host/sdhci-st.c @@ -251,7 +251,7 @@ static int sdhci_st_set_dll_for_clock(struct sdhci_host *host) { int ret = 0; struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host); - struct st_mmc_platform_data *pdata = pltfm_host->priv; + struct st_mmc_platform_data *pdata = sdhci_pltfm_priv(pltfm_host); if (host->clock > CLK_TO_CHECK_DLL_LOCK) { st_mmcss_set_dll(pdata->top_ioaddr); @@ -265,7 +265,7 @@ static void sdhci_st_set_uhs_signaling(struct sdhci_host *host, unsigned int uhs) { struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host); - struct st_mmc_platform_data *pdata = pltfm_host->priv; + struct st_mmc_platform_data *pdata = sdhci_pltfm_priv(pltfm_host); u16 ctrl_2 = sdhci_readw(host, SDHCI_HOST_CONTROL2); int ret = 0; @@ -357,10 +357,7 @@ static int sdhci_st_probe(struct platform_device *pdev) int ret = 0; u16 host_version; struct resource *res; - - pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL); - if (!pdata) - return -ENOMEM; + struct reset_control *rstc; clk = devm_clk_get(&pdev->dev, "mmc"); if (IS_ERR(clk)) { @@ -368,19 +365,23 @@ static int sdhci_st_probe(struct platform_device *pdev) return PTR_ERR(clk); } - pdata->rstc = devm_reset_control_get(&pdev->dev, NULL); - if (IS_ERR(pdata->rstc)) - pdata->rstc = NULL; + rstc = devm_reset_control_get(&pdev->dev, NULL); + if (IS_ERR(rstc)) + rstc = NULL; else - reset_control_deassert(pdata->rstc); + reset_control_deassert(rstc); - host = sdhci_pltfm_init(pdev, &sdhci_st_pdata, 0); + host = sdhci_pltfm_init(pdev, &sdhci_st_pdata, sizeof(*pdata)); if (IS_ERR(host)) { dev_err(&pdev->dev, "Failed sdhci_pltfm_init\n"); ret = PTR_ERR(host); goto err_pltfm_init; } + pltfm_host = sdhci_priv(host); + pdata = sdhci_pltfm_priv(pltfm_host); + pdata->rstc = rstc; + ret = mmc_of_parse(host->mmc); if (ret) { dev_err(&pdev->dev, "Failed mmc_of_parse\n"); @@ -398,8 +399,6 @@ static int sdhci_st_probe(struct platform_device *pdev) pdata->top_ioaddr = NULL; } - pltfm_host = sdhci_priv(host); - pltfm_host->priv = pdata; pltfm_host->clk = clk; /* Configure the Arasan HC inside the flashSS */ @@ -427,8 +426,8 @@ err_out: err_of: sdhci_pltfm_free(pdev); err_pltfm_init: - if (pdata->rstc) - reset_control_assert(pdata->rstc); + if (rstc) + reset_control_assert(rstc); return ret; } @@ -437,7 +436,7 @@ static int sdhci_st_remove(struct platform_device *pdev) { struct sdhci_host *host = platform_get_drvdata(pdev); struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host); - struct st_mmc_platform_data *pdata = pltfm_host->priv; + struct st_mmc_platform_data *pdata = sdhci_pltfm_priv(pltfm_host); int ret; ret = sdhci_pltfm_unregister(pdev); @@ -453,7 +452,7 @@ static int sdhci_st_suspend(struct device *dev) { struct sdhci_host *host = dev_get_drvdata(dev); struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host); - struct st_mmc_platform_data *pdata = pltfm_host->priv; + struct st_mmc_platform_data *pdata = sdhci_pltfm_priv(pltfm_host); int ret = sdhci_suspend_host(host); if (ret) @@ -471,7 +470,7 @@ static int sdhci_st_resume(struct device *dev) { struct sdhci_host *host = dev_get_drvdata(dev); struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host); - struct st_mmc_platform_data *pdata = pltfm_host->priv; + struct st_mmc_platform_data *pdata = sdhci_pltfm_priv(pltfm_host); struct device_node *np = dev->of_node; clk_prepare_enable(pltfm_host->clk);