From mboxrd@z Thu Jan 1 00:00:00 1970 From: sboyd@codeaurora.org (Stephen Boyd) Date: Wed, 8 Jan 2014 10:37:47 -0800 Subject: [PATCH v3 4/7] mfd: ssbi: Add regmap read/write helpers In-Reply-To: <1389206270-3728-1-git-send-email-sboyd@codeaurora.org> References: <1389206270-3728-1-git-send-email-sboyd@codeaurora.org> Message-ID: <1389206270-3728-5-git-send-email-sboyd@codeaurora.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Add read and write helper functions that the pm8921-core driver can use to read and write ssbi regsiters via a "no-bus" regmap. Cc: Mark Brown Signed-off-by: Stephen Boyd --- include/linux/ssbi.h | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/include/linux/ssbi.h b/include/linux/ssbi.h index bcbb642a7641..3ffc02e479d2 100644 --- a/include/linux/ssbi.h +++ b/include/linux/ssbi.h @@ -20,4 +20,17 @@ int ssbi_write(struct device *dev, u16 addr, const u8 *buf, int len); int ssbi_read(struct device *dev, u16 addr, u8 *buf, int len); +static inline int +ssbi_reg_read(void *context, unsigned int reg, unsigned int *val) +{ + *val = 0; + return ssbi_read(context, reg, (u8 *)val, 1); +} + +static inline int +ssbi_reg_write(void *context, unsigned int reg, unsigned int val) +{ + return ssbi_write(context, reg, (u8 *)&val, 1); +} + #endif -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, hosted by The Linux Foundation