Thread (15 messages) 15 messages, 3 authors, 2021-03-22

[PATCH v8 08/11] input: raspberrypi-ts: Release firmware handle when not needed

From: Nicolas Saenz Julienne <hidden>
Date: 2021-03-12 12:26:15
Also in: linux-arm-kernel, linux-clk, linux-devicetree, linux-gpio, linux-pwm, lkml
Subsystem: input (keyboard, mouse, joystick, touchscreen) drivers, the rest · Maintainers: Dmitry Torokhov, Linus Torvalds

There is no use for the firmware interface after getting the touch
buffer address, so release it.

Signed-off-by: Nicolas Saenz Julienne <redacted>
Acked-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
---

Changes since v5:
 - Correct commit message

Changes since v3:
 - Release firmware handle in probe function

Changes since v2:
 - Use devm_rpi_firmware_get(), instead of remove function

 drivers/input/touchscreen/raspberrypi-ts.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/input/touchscreen/raspberrypi-ts.c b/drivers/input/touchscreen/raspberrypi-ts.c
index ef6aaed217cf..5000f5fd9ec3 100644
--- a/drivers/input/touchscreen/raspberrypi-ts.c
+++ b/drivers/input/touchscreen/raspberrypi-ts.c
@@ -160,7 +160,7 @@ static int rpi_ts_probe(struct platform_device *pdev)
 	touchbuf = (u32)ts->fw_regs_phys;
 	error = rpi_firmware_property(fw, RPI_FIRMWARE_FRAMEBUFFER_SET_TOUCHBUF,
 				      &touchbuf, sizeof(touchbuf));
-
+	rpi_firmware_put(fw);
 	if (error || touchbuf != 0) {
 		dev_warn(dev, "Failed to set touchbuf, %d\n", error);
 		return error;
-- 
2.30.1
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