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leds: qpnp-flash: Add snapshot of leds-qpnp-flash driver

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This is snapshot of the leds-qpnp-flash driver as of msm-4.4
'commit d851b06217 ("leds: qpnp-flash: Fix Use-after-free(UAF)
for debugfs")'.

Change-Id: I9753ab4e0fee03a957960003efc2941bc48616ac
Signed-off-by: Kiran Gunda <kgunda@codeaurora.org>
Signed-off-by: Shilpa Suresh <sbsure@codeaurora.org>
This commit is contained in:
Kiran Gunda 2017-11-14 15:24:50 +05:30 • committed by Gerrit - the friendly Code Review server
parent 244c45dfec
commit 77b03b194e
3 changed files with 5 additions and 5 deletions
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6
Documentation/devicetree/bindings/leds/leds-qpnp-flash.txt
View file

@ -1,10 +1,10 @@
Qualcomm Technologies PNP Flash LED
Qualcomm Technologies Inc. PNP Flash LED
QPNP (Qualcomm Technologies Plug N Play) Flash LED (Light
QPNP (Qualcomm Technologies Inc. Plug N Play) Flash LED (Light
Emitting Diode) driver is used to provide illumination to
camera sensor when background light is dim to capture good
picture. It can also be used for flashlight/torch application.
It is part of PMIC on Qualcomm Technologies reference platforms.
It is part of PMIC on Qualcomm Technologies Inc. reference platforms.
The PMIC is connected to the host processor via SPMI bus.
Required properties:

2
drivers/leds/Kconfig
View file

@ -598,7 +598,7 @@ config LEDS_QPNP
config LEDS_QPNP_FLASH
tristate "Support for QPNP Flash LEDs"
depends on LEDS_CLASS && SPMI
depends on LEDS_CLASS && MFD_SPMI_PMIC
help
This driver supports the flash LED functionality of Qualcomm
Technologies, Inc. QPNP PMICs. This driver supports PMICs up through

2
drivers/leds/leds-qpnp-flash.c
View file

@ -1269,7 +1269,7 @@ static void qpnp_flash_led_work(struct work_struct *work)
int max_curr_avail_ma = 0;
int total_curr_ma = 0;
int i;
u8 val;
u8 val = 0;
uint temp;
mutex_lock(&led->flash_led_lock);