From: Chunyan Zhang Date: Wed, 28 Aug 2019 02:17:33 +0000 (+0800) Subject: mmc: sdhci-sprd: add get_ro hook function X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=4eae8cbdff942a423926486be4e781a77d619966;p=openwrt%2Fstaging%2Fblogic.git mmc: sdhci-sprd: add get_ro hook function 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 Cc: stable@vger.kernel.org Signed-off-by: Ulf Hansson --- diff --git a/drivers/mmc/host/sdhci-sprd.c b/drivers/mmc/host/sdhci-sprd.c index 25f2fc4ce08f..ddc048e72385 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)