linux-kernel - [PATCH RESEND] HID: sony: Remove usage of the deprecated ida_simple

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Message-ID: <9b7684381f9d09a7cd5840caa2a160d7764d6403.1713088684.git.christophe.jaillet@wanadoo.fr>
Date: Sun, 14 Apr 2024 12:03:11 +0200
From: Christophe JAILLET <christophe.jaillet@...adoo.fr>
To: akpm@...ux-foundation.org,
	Jiri Kosina <jikos@...nel.org>,
	Benjamin Tissoires <bentiss@...nel.org>
Cc: linux-kernel@...r.kernel.org,
	kernel-janitors@...r.kernel.org,
	Christophe JAILLET <christophe.jaillet@...adoo.fr>,
	linux-input@...r.kernel.org
Subject: [PATCH RESEND] HID: sony: Remove usage of the deprecated ida_simple_xx() API

ida_alloc() and ida_free() should be preferred to the deprecated
ida_simple_get() and ida_simple_remove().

This is less verbose.

Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>
---
This patch has been sent about 3 months ago [1].
A gentle reminder has been sent 1 month later [2].

Neither one got any reply.

So, I'm adding Andrew Morton in To:, in order to help in the merge process.

Context:
=======
All patches to remove the ida_simple API have been sent.
Matthew Wilcox seems happy with the on going work. (see [3])

Based on next-20240412
$git grep ida_simple_get | wc -l
25

Based on next-20240220
$git grep ida_simple_get | wc -l
36

https://elixir.bootlin.com/linux/v6.8-rc3/A/ident/ida_simple_get
50

https://elixir.bootlin.com/linux/v6.7.4/A/ident/ida_simple_get
81

Thanks
CJ

[1]: https://lore.kernel.org/all/9c092dc6db15984d98732510bb052bb00683489b.1705005258.git.christophe.jaillet@wanadoo.fr/https://lore.kernel.org/all/19b538bc05c11747a3dd9fa204fde91942063d52.1698831460.git.christophe.jaillet@wanadoo.fr/
[2]: https://lore.kernel.org/all/a1af20a9-951f-4a5d-8a60-04ded8d6f9a0@wanadoo.fr/
[3]: https://lore.kernel.org/all/ZaqruGVz734zjxrZ@casper.infradead.org/
---
 drivers/hid/hid-sony.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/hid/hid-sony.c b/drivers/hid/hid-sony.c
index ebc0aa4e4345..55c0ad61d524 100644
--- a/drivers/hid/hid-sony.c
+++ b/drivers/hid/hid-sony.c
@@ -1844,8 +1844,7 @@ static int sony_set_device_id(struct sony_sc *sc)
 	 * All others are set to -1.
 	 */
 	if (sc->quirks & SIXAXIS_CONTROLLER) {
-		ret = ida_simple_get(&sony_device_id_allocator, 0, 0,
-					GFP_KERNEL);
+		ret = ida_alloc(&sony_device_id_allocator, GFP_KERNEL);
 		if (ret < 0) {
 			sc->device_id = -1;
 			return ret;
@@ -1861,7 +1860,7 @@ static int sony_set_device_id(struct sony_sc *sc)
 static void sony_release_device_id(struct sony_sc *sc)
 {
 	if (sc->device_id >= 0) {
-		ida_simple_remove(&sony_device_id_allocator, sc->device_id);
+		ida_free(&sony_device_id_allocator, sc->device_id);
 		sc->device_id = -1;
 	}
 }
-- 
2.44.0