From c7527b70f96791c1ee746c870f4e728ed73f2bb9 Mon Sep 17 00:00:00 2001 From: Marek Vasut Date: Tue, 1 May 2012 11:09:52 +0000 Subject: [PATCH] i.MX28: Check if WP detection is implemented at all If the WP function is NULL, simply assume the card is always RW. Signed-off-by: Marek Vasut Cc: Stefano Babic Cc: Wolfgang Denk Cc: Detlev Zundel Cc: Fabio Estevam Acked-by: Stefano Babic --- drivers/mmc/mxsmmc.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/mmc/mxsmmc.c b/drivers/mmc/mxsmmc.c index 35c6bda..c7200ee 100644 --- a/drivers/mmc/mxsmmc.c +++ b/drivers/mmc/mxsmmc.c @@ -133,7 +133,8 @@ mxsmmc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, struct mmc_data *data) /* READ or WRITE */ if (data->flags & MMC_DATA_READ) { ctrl0 |= SSP_CTRL0_READ; - } else if (priv->mmc_is_wp(mmc->block_dev.dev)) { + } else if (priv->mmc_is_wp && + priv->mmc_is_wp(mmc->block_dev.dev)) { printf("MMC%d: Can not write a locked card!\n", mmc->block_dev.dev); return UNUSABLE_ERR; -- 2.7.4