From: Chunyan Zhang Subject: [RESEND PATCH v2 2/5] mmc: sdhci-sprd: add get_ro hook function Date: Thu, 29 Aug 2019 09:46:42 +0800 Message-ID: <20190829014645.4479-3-zhang.lyra@gmail.com> References: <20190829014645.4479-1-zhang.lyra@gmail.com> Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: <20190829014645.4479-1-zhang.lyra@gmail.com> Sender: linux-kernel-owner@vger.kernel.org To: Ulf Hansson , Adrian Hunter , Orson Zhai , Baolin Wang Cc: linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org, Chunyan Zhang List-Id: linux-mmc@vger.kernel.org From: Chunyan Zhang sprd's sd host controller doesn't support write protect to sd card. Fixes: fb8bd90f83c4 ("mmc: sdhci-sprd: Add Spreadtrum's initial host controller") Signed-off-by: Chunyan Zhang Signed-off-by: Chunyan Zhang Reviewed-by: Baolin Wang Tested-by: Baolin Wang --- drivers/mmc/host/sdhci-sprd.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/mmc/host/sdhci-sprd.c b/drivers/mmc/host/sdhci-sprd.c index d5871865a1e9..90cb2af91159 100644 --- a/drivers/mmc/host/sdhci-sprd.c +++ b/drivers/mmc/host/sdhci-sprd.c @@ -374,6 +374,11 @@ static unsigned int sdhci_sprd_get_max_timeout_count(struct sdhci_host *host) return 1 << 31; } +static unsigned int sdhci_sprd_get_ro(struct sdhci_host *host) +{ + return 0; +} + static struct sdhci_ops sdhci_sprd_ops = { .read_l = sdhci_sprd_readl, .write_l = sdhci_sprd_writel, @@ -386,6 +391,7 @@ static struct sdhci_ops sdhci_sprd_ops = { .set_uhs_signaling = sdhci_sprd_set_uhs_signaling, .hw_reset = sdhci_sprd_hw_reset, .get_max_timeout_count = sdhci_sprd_get_max_timeout_count, + .get_ro = sdhci_sprd_get_ro, }; static void sdhci_sprd_request(struct mmc_host *mmc, struct mmc_request *mrq) -- 2.20.1