[PATCH 2/2] firmware: ti_sci: Use the non-atomic bitmap API when applicable

Christophe JAILLET christophe.jaillet at wanadoo.fr
Fri Jul 8 12:23:56 PDT 2022


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 at wanadoo.fr>
---
 drivers/firmware/ti_sci.c | 6 +++---
 1 file 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);
 }
-- 
2.34.1




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