diff options
Diffstat (limited to 'drivers/mmc/mmc_block.c')
-rw-r--r-- | drivers/mmc/mmc_block.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/mmc/mmc_block.c b/drivers/mmc/mmc_block.c index fa83f15fdf1..d91fcf7c317 100644 --- a/drivers/mmc/mmc_block.c +++ b/drivers/mmc/mmc_block.c @@ -85,6 +85,12 @@ static void mmc_blk_put(struct mmc_blk_data *md) up(&open_lock); } +static inline int mmc_blk_readonly(struct mmc_card *card) +{ + return mmc_card_readonly(card) || + !(card->csd.cmdclass & CCC_BLOCK_WRITE); +} + static int mmc_blk_open(struct inode *inode, struct file *filp) { struct mmc_blk_data *md; @@ -97,7 +103,7 @@ static int mmc_blk_open(struct inode *inode, struct file *filp) ret = 0; if ((filp->f_mode & FMODE_WRITE) && - mmc_card_readonly(md->queue.card)) + mmc_blk_readonly(md->queue.card)) ret = -EROFS; } @@ -197,7 +203,6 @@ static int mmc_blk_issue_rq(struct mmc_queue *mq, struct request *req) brq.data.flags |= MMC_DATA_READ; } else { brq.cmd.opcode = MMC_WRITE_BLOCK; - brq.cmd.flags = MMC_RSP_R1B; brq.data.flags |= MMC_DATA_WRITE; brq.data.blocks = 1; } @@ -410,7 +415,7 @@ static int mmc_blk_probe(struct mmc_card *card) printk(KERN_INFO "%s: %s %s %dKiB %s\n", md->disk->disk_name, mmc_card_id(card), mmc_card_name(card), (card->csd.capacity << card->csd.read_blkbits) / 1024, - mmc_card_readonly(card)?"(ro)":""); + mmc_blk_readonly(card)?"(ro)":""); mmc_set_drvdata(card, md); add_disk(md->disk); |