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Tue, 21 May 2019 04:39:52 -0400 From: Bogdan Togorean To: CC: , , , , Bogdan Togorean Subject: [PATCH RESEND] input: adp5589: Add gpio_set_multiple interface Date: Tue, 21 May 2019 11:38:22 +0300 Message-ID: <20190521083821.26540-1-bogdan.togorean@analog.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190415122525.2576-1-bogdan.togorean@analog.com> References: <20190415122525.2576-1-bogdan.togorean@analog.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-ADIRoutedOnPrem: True X-EOPAttributedMessage: 0 X-MS-Office365-Filtering-HT: Tenant X-Forefront-Antispam-Report: CIP:137.71.25.55;IPV:NLI;CTRY:US;EFV:NLI;SFV:NSPM;SFS:(10009020)(136003)(376002)(396003)(346002)(39860400002)(2980300002)(199004)(189003)(2870700001)(1076003)(316002)(50226002)(54906003)(2906002)(5660300002)(70206006)(70586007)(6666004)(356004)(14444005)(2616005)(11346002)(476003)(72206003)(305945005)(47776003)(446003)(126002)(426003)(86362001)(336012)(7636002)(7696005)(486006)(51416003)(478600001)(4326008)(44832011)(76176011)(6916009)(53416004)(36756003)(106002)(186003)(77096007)(50466002)(26005)(2351001)(48376002)(246002)(8936002)(107886003)(8676002)(16060500001);DIR:OUT;SFP:1101;SCL:1;SRVR:BLUPR03MB550;H:nwd2mta1.analog.com;FPR:;SPF:Pass;LANG:en;PTR:nwd2mail10.analog.com;A:1;MX:1; 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Signed-off-by: Bogdan Togorean --- drivers/input/keyboard/adp5589-keys.c | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) diff --git a/drivers/input/keyboard/adp5589-keys.c b/drivers/input/keyboard/adp5589-keys.c index 2835fba71c33..143871bd60ef 100644 --- a/drivers/input/keyboard/adp5589-keys.c +++ b/drivers/input/keyboard/adp5589-keys.c @@ -416,6 +416,30 @@ static void adp5589_gpio_set_value(struct gpio_chip *chip, mutex_unlock(&kpad->gpio_lock); } +static void adp5589_gpio_set_multiple(struct gpio_chip *chip, + unsigned long *mask, unsigned long *bits) +{ + struct adp5589_kpad *kpad = container_of(chip, struct adp5589_kpad, gc); + u8 bank, reg_mask, reg_bits; + + mutex_lock(&kpad->gpio_lock); + + for (bank = 0; bank <= kpad->var->bank(kpad->var->maxgpio); bank++) { + if (bank > kpad->var->bank(get_bitmask_order(*mask) - 1)) + break; + reg_mask = mask[bank / sizeof(*mask)] >> + ((bank % sizeof(*mask)) * BITS_PER_BYTE); + reg_bits = bits[bank / sizeof(*bits)] >> + ((bank % sizeof(*bits)) * BITS_PER_BYTE); + kpad->dat_out[bank] &= ~reg_mask; + kpad->dat_out[bank] |= reg_bits & reg_mask; + adp5589_write(kpad->client, kpad->var->reg(ADP5589_GPO_DATA_OUT_A) + bank, + kpad->dat_out[bank]); + } + + mutex_unlock(&kpad->gpio_lock); +} + static int adp5589_gpio_direction_input(struct gpio_chip *chip, unsigned off) { struct adp5589_kpad *kpad = gpiochip_get_data(chip); @@ -517,6 +541,7 @@ static int adp5589_gpio_add(struct adp5589_kpad *kpad) kpad->gc.direction_output = adp5589_gpio_direction_output; kpad->gc.get = adp5589_gpio_get_value; kpad->gc.set = adp5589_gpio_set_value; + kpad->gc.set_multiple = adp5589_gpio_set_multiple; kpad->gc.can_sleep = 1; kpad->gc.base = gpio_data->gpio_start; -- 2.21.0