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[2/5] input: touchscreen: melfas_mip4: Mark a bunch of variables as __always_unused

Message ID 20210114152323.2382283-3-lee.jones@linaro.org (mailing list archive)
State Accepted
Commit 7c0c38402a61db1141dd5a2ae2f44d4cdc17a23a
Headers show
Series (Set 2/2) Rid W=1 issues from Input | expand

Commit Message

Lee Jones Jan. 14, 2021, 3:23 p.m. UTC
Dmitry requested to keep these around for the purposes of documentation.

Fixes the following W=1 kernel build warning(s):

 drivers/input/touchscreen/melfas_mip4.c: In function ‘mip4_report_touch’:
 drivers/input/touchscreen/melfas_mip4.c:474:5: warning: variable ‘size’ set but not used [-Wunused-but-set-variable]
 drivers/input/touchscreen/melfas_mip4.c:472:5: warning: variable ‘pressure_stage’ set but not used [-Wunused-but-set-variable]
 drivers/input/touchscreen/melfas_mip4.c:469:7: warning: variable ‘palm’ set but not used [-Wunused-but-set-variable]
 drivers/input/touchscreen/melfas_mip4.c:468:7: warning: variable ‘hover’ set but not used [-Wunused-but-set-variable]

Cc: Sangwon Jee <jeesw@melfas.com>
Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Cc: Henrik Rydberg <rydberg@bitmath.org>
Cc: linux-input@vger.kernel.org
Signed-off-by: Lee Jones <lee.jones@linaro.org>
---
 drivers/input/touchscreen/melfas_mip4.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

Comments

Dmitry Torokhov Jan. 20, 2021, 2:18 a.m. UTC | #1
On Thu, Jan 14, 2021 at 03:23:20PM +0000, Lee Jones wrote:
> Dmitry requested to keep these around for the purposes of documentation.
> 
> Fixes the following W=1 kernel build warning(s):
> 
>  drivers/input/touchscreen/melfas_mip4.c: In function ‘mip4_report_touch’:
>  drivers/input/touchscreen/melfas_mip4.c:474:5: warning: variable ‘size’ set but not used [-Wunused-but-set-variable]
>  drivers/input/touchscreen/melfas_mip4.c:472:5: warning: variable ‘pressure_stage’ set but not used [-Wunused-but-set-variable]
>  drivers/input/touchscreen/melfas_mip4.c:469:7: warning: variable ‘palm’ set but not used [-Wunused-but-set-variable]
>  drivers/input/touchscreen/melfas_mip4.c:468:7: warning: variable ‘hover’ set but not used [-Wunused-but-set-variable]
> 
> Cc: Sangwon Jee <jeesw@melfas.com>
> Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com>
> Cc: Henrik Rydberg <rydberg@bitmath.org>
> Cc: linux-input@vger.kernel.org
> Signed-off-by: Lee Jones <lee.jones@linaro.org>

Applied, thank you.
diff mbox series

Patch

diff --git a/drivers/input/touchscreen/melfas_mip4.c b/drivers/input/touchscreen/melfas_mip4.c
index c0050044a5a9e..225796a3f5460 100644
--- a/drivers/input/touchscreen/melfas_mip4.c
+++ b/drivers/input/touchscreen/melfas_mip4.c
@@ -465,13 +465,13 @@  static void mip4_report_keys(struct mip4_ts *ts, u8 *packet)
 static void mip4_report_touch(struct mip4_ts *ts, u8 *packet)
 {
 	int id;
-	bool hover;
-	bool palm;
+	bool __always_unused hover;
+	bool __always_unused palm;
 	bool state;
 	u16 x, y;
-	u8 pressure_stage = 0;
+	u8 __always_unused pressure_stage = 0;
 	u8 pressure;
-	u8 size;
+	u8 __always_unused size;
 	u8 touch_major;
 	u8 touch_minor;