lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Fri, 31 Aug 2012 09:24:09 +0000 From: "Kim, Milo" <Milo.Kim@...com> To: Anton Vorontsov <anton.vorontsov@...aro.org> CC: David Woodhouse <dwmw2@...radead.org>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org> Subject: [PATCH 07/22] lp8727_charger: clear interrrupts at inital time To initialize the device, previous interrupts need to be cleared while loading the driver. Signed-off-by: Milo(Woogyom) Kim <milo.kim@...com> --- drivers/power/lp8727_charger.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/power/lp8727_charger.c b/drivers/power/lp8727_charger.c index 134ed5c..b5567bc 100644 --- a/drivers/power/lp8727_charger.c +++ b/drivers/power/lp8727_charger.c @@ -17,6 +17,7 @@ #include <linux/power_supply.h> #include <linux/platform_data/lp8727.h> +#define LP8788_NUM_INTREGS 2 #define DEFAULT_DEBOUNCE_MSEC 270 /* Registers */ @@ -136,6 +137,13 @@ static int lp8727_init_device(struct lp8727_chg *pchg) { u8 val; int ret; + u8 intstat[LP8788_NUM_INTREGS]; + + /* clear interrupts */ + ret = lp8727_read_bytes(pchg, INT1, intstat, LP8788_NUM_INTREGS); + if (ret) + return ret; + val = ID200_EN | ADC_EN | CP_EN; ret = lp8727_write_byte(pchg, CTRL1, val); -- 1.7.9.5 Best Regards, Milo -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists