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path: root/drivers/mmc/core/block.c
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Diffstat (limited to 'drivers/mmc/core/block.c')
-rw-r--r--drivers/mmc/core/block.c15
1 files changed, 10 insertions, 5 deletions
diff --git a/drivers/mmc/core/block.c b/drivers/mmc/core/block.c
index c35b5b08bb33..111934838da2 100644
--- a/drivers/mmc/core/block.c
+++ b/drivers/mmc/core/block.c
@@ -472,7 +472,7 @@ out:
static int __mmc_blk_ioctl_cmd(struct mmc_card *card, struct mmc_blk_data *md,
struct mmc_blk_ioc_data *idata)
{
- struct mmc_command cmd = {};
+ struct mmc_command cmd = {}, sbc = {};
struct mmc_data data = {};
struct mmc_request mrq = {};
struct scatterlist sg;
@@ -550,10 +550,15 @@ static int __mmc_blk_ioctl_cmd(struct mmc_card *card, struct mmc_blk_data *md,
}
if (idata->rpmb) {
- err = mmc_set_blockcount(card, data.blocks,
- idata->ic.write_flag & (1 << 31));
- if (err)
- return err;
+ sbc.opcode = MMC_SET_BLOCK_COUNT;
+ /*
+ * We don't do any blockcount validation because the max size
+ * may be increased by a future standard. We just copy the
+ * 'Reliable Write' bit here.
+ */
+ sbc.arg = data.blocks | (idata->ic.write_flag & BIT(31));
+ sbc.flags = MMC_RSP_R1 | MMC_CMD_AC;
+ mrq.sbc = &sbc;
}
if ((MMC_EXTRACT_INDEX_FROM_ARG(cmd.arg) == EXT_CSD_SANITIZE_START) &&