diff options
| author | Christophe JAILLET <christophe.jaillet@wanadoo.fr> | 2022-07-08 21:23:56 +0200 |
|---|---|---|
| committer | Nishanth Menon <nm@ti.com> | 2022-10-28 08:20:17 -0500 |
| commit | 4dc3883203736dcd979672ac8d9f086dbd4d2140 (patch) | |
| tree | cf135d1f197c46d76b78b766f9eba543b9f967ba /drivers/firmware/ti_sci.c | |
| parent | 2f9b0402755c1320420825ea8cda27a5f18e0ac4 (diff) | |
| download | lwn-4dc3883203736dcd979672ac8d9f086dbd4d2140.tar.gz lwn-4dc3883203736dcd979672ac8d9f086dbd4d2140.zip | |
firmware: ti_sci: Use the non-atomic bitmap API when applicable
Usages of the 'res_map' bitmap is protected with a spinlock, so non-atomic
functions can be used to set/clear bits.
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: Nishanth Menon <nm@ti.com>
Link: https://lore.kernel.org/r/fb7edc555b6fa7c74707f13e422196693a834bc8.1657308216.git.christophe.jaillet@wanadoo.fr
Diffstat (limited to 'drivers/firmware/ti_sci.c')
| -rw-r--r-- | drivers/firmware/ti_sci.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/firmware/ti_sci.c b/drivers/firmware/ti_sci.c index 522be2b75ce1..49677533f376 100644 --- a/drivers/firmware/ti_sci.c +++ b/drivers/firmware/ti_sci.c @@ -3096,7 +3096,7 @@ u16 ti_sci_get_free_resource(struct ti_sci_resource *res) free_bit = find_first_zero_bit(desc->res_map, res_count); if (free_bit != res_count) { - set_bit(free_bit, desc->res_map); + __set_bit(free_bit, desc->res_map); raw_spin_unlock_irqrestore(&res->lock, flags); if (desc->num && free_bit < desc->num) @@ -3127,10 +3127,10 @@ void ti_sci_release_resource(struct ti_sci_resource *res, u16 id) if (desc->num && desc->start <= id && (desc->start + desc->num) > id) - clear_bit(id - desc->start, desc->res_map); + __clear_bit(id - desc->start, desc->res_map); else if (desc->num_sec && desc->start_sec <= id && (desc->start_sec + desc->num_sec) > id) - clear_bit(id - desc->start_sec, desc->res_map); + __clear_bit(id - desc->start_sec, desc->res_map); } raw_spin_unlock_irqrestore(&res->lock, flags); } |