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firmware: arm_scmi: Use the bitmap API to allocate bitmaps 

Use devm_bitmap_zalloc() instead of hand-writing them.

It is less verbose and it improves the semantic.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Reviewed-by: Cristian Marussi <cristian.marussi@arm.com>
Tested-by: Cristian Marussi <cristian.marussi@arm.com>
Link: https://lore.kernel.org/r/c073b1607ada34d5bde6ce1009179cf15bbf0da3.1657308593.git.christophe.jaillet@wanadoo.fr
Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
This commit is contained in:
Christophe JAILLET 2022-07-08 21:30:01 +02:00 committed by Sudeep Holla
parent 2ab4f4018c
commit d617808e3b
1 changed files with 2 additions and 2 deletions
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4
drivers/firmware/arm_scmi/driver.c
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@ -2221,8 +2221,8 @@ static int __scmi_xfer_info_init(struct scmi_info *sinfo,
hash_init(info->pending_xfers); hash_init(info->pending_xfers);
/* Allocate a bitmask sized to hold MSG_TOKEN_MAX tokens */ /* Allocate a bitmask sized to hold MSG_TOKEN_MAX tokens */
info->xfer_alloc_table = devm_kcalloc(dev, BITS_TO_LONGS(MSG_TOKEN_MAX), info->xfer_alloc_table = devm_bitmap_zalloc(dev, MSG_TOKEN_MAX,
sizeof(long), GFP_KERNEL); GFP_KERNEL);
if (!info->xfer_alloc_table) if (!info->xfer_alloc_table)
return -ENOMEM; return -ENOMEM;