diff options
Diffstat (limited to 'drivers/mmc/core/block.c')
-rw-r--r-- | drivers/mmc/core/block.c | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/drivers/mmc/core/block.c b/drivers/mmc/core/block.c index 32d49100dff5..64a3492e8002 100644 --- a/drivers/mmc/core/block.c +++ b/drivers/mmc/core/block.c @@ -144,7 +144,7 @@ struct mmc_blk_data { static dev_t mmc_rpmb_devt; /* Bus type for RPMB character devices */ -static struct bus_type mmc_rpmb_bus_type = { +static const struct bus_type mmc_rpmb_bus_type = { .name = "mmc_rpmb", }; @@ -206,7 +206,7 @@ static void mmc_blk_kref_release(struct kref *ref) int devidx; devidx = mmc_get_devidx(md->disk); - ida_simple_remove(&mmc_blk_ida, devidx); + ida_free(&mmc_blk_ida, devidx); mutex_lock(&open_lock); md->disk->private_data = NULL; @@ -874,10 +874,11 @@ static const struct block_device_operations mmc_bdops = { static int mmc_blk_part_switch_pre(struct mmc_card *card, unsigned int part_type) { - const unsigned int mask = EXT_CSD_PART_CONFIG_ACC_RPMB; + const unsigned int mask = EXT_CSD_PART_CONFIG_ACC_MASK; + const unsigned int rpmb = EXT_CSD_PART_CONFIG_ACC_RPMB; int ret = 0; - if ((part_type & mask) == mask) { + if ((part_type & mask) == rpmb) { if (card->ext_csd.cmdq_en) { ret = mmc_cmdq_disable(card); if (ret) @@ -892,10 +893,11 @@ static int mmc_blk_part_switch_pre(struct mmc_card *card, static int mmc_blk_part_switch_post(struct mmc_card *card, unsigned int part_type) { - const unsigned int mask = EXT_CSD_PART_CONFIG_ACC_RPMB; + const unsigned int mask = EXT_CSD_PART_CONFIG_ACC_MASK; + const unsigned int rpmb = EXT_CSD_PART_CONFIG_ACC_RPMB; int ret = 0; - if ((part_type & mask) == mask) { + if ((part_type & mask) == rpmb) { mmc_retune_unpause(card->host); if (card->reenable_cmdq && !card->ext_csd.cmdq_en) ret = mmc_cmdq_enable(card); @@ -2467,7 +2469,7 @@ static struct mmc_blk_data *mmc_blk_alloc_req(struct mmc_card *card, bool cache_enabled = false; bool fua_enabled = false; - devidx = ida_simple_get(&mmc_blk_ida, 0, max_devices, GFP_KERNEL); + devidx = ida_alloc_max(&mmc_blk_ida, max_devices - 1, GFP_KERNEL); if (devidx < 0) { /* * We get -ENOSPC because there are no more any available @@ -2577,7 +2579,7 @@ static struct mmc_blk_data *mmc_blk_alloc_req(struct mmc_card *card, err_kfree: kfree(md); out: - ida_simple_remove(&mmc_blk_ida, devidx); + ida_free(&mmc_blk_ida, devidx); return ERR_PTR(ret); } @@ -2703,7 +2705,7 @@ static void mmc_blk_rpmb_device_release(struct device *dev) { struct mmc_rpmb_data *rpmb = dev_get_drvdata(dev); - ida_simple_remove(&mmc_rpmb_ida, rpmb->id); + ida_free(&mmc_rpmb_ida, rpmb->id); kfree(rpmb); } @@ -2719,13 +2721,13 @@ static int mmc_blk_alloc_rpmb_part(struct mmc_card *card, struct mmc_rpmb_data *rpmb; /* This creates the minor number for the RPMB char device */ - devidx = ida_simple_get(&mmc_rpmb_ida, 0, max_devices, GFP_KERNEL); + devidx = ida_alloc_max(&mmc_rpmb_ida, max_devices - 1, GFP_KERNEL); if (devidx < 0) return devidx; rpmb = kzalloc(sizeof(*rpmb), GFP_KERNEL); if (!rpmb) { - ida_simple_remove(&mmc_rpmb_ida, devidx); + ida_free(&mmc_rpmb_ida, devidx); return -ENOMEM; } |