diff options
Diffstat (limited to 'drivers/input/rmi4/rmi_f30.c')
| -rw-r--r-- | drivers/input/rmi4/rmi_f30.c | 33 |
1 files changed, 16 insertions, 17 deletions
diff --git a/drivers/input/rmi4/rmi_f30.c b/drivers/input/rmi4/rmi_f30.c index 34dfee555b20..35045f161dc2 100644 --- a/drivers/input/rmi4/rmi_f30.c +++ b/drivers/input/rmi4/rmi_f30.c @@ -1,9 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2012-2016 Synaptics Incorporated - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. */ #include <linux/kernel.h> @@ -122,8 +119,9 @@ static void rmi_f30_report_button(struct rmi_function *fn, } } -static int rmi_f30_attention(struct rmi_function *fn, unsigned long *irq_bits) +static irqreturn_t rmi_f30_attention(int irq, void *ctx) { + struct rmi_function *fn = ctx; struct f30_data *f30 = dev_get_drvdata(&fn->dev); struct rmi_driver_data *drvdata = dev_get_drvdata(&fn->rmi_dev->dev); int error; @@ -134,7 +132,7 @@ static int rmi_f30_attention(struct rmi_function *fn, unsigned long *irq_bits) if (drvdata->attn_data.size < f30->register_count) { dev_warn(&fn->dev, "F30 interrupted, but data is missing\n"); - return 0; + return IRQ_HANDLED; } memcpy(f30->data_regs, drvdata->attn_data.data, f30->register_count); @@ -147,7 +145,7 @@ static int rmi_f30_attention(struct rmi_function *fn, unsigned long *irq_bits) dev_err(&fn->dev, "%s: Failed to read F30 data registers: %d\n", __func__, error); - return error; + return IRQ_RETVAL(error); } } @@ -159,7 +157,7 @@ static int rmi_f30_attention(struct rmi_function *fn, unsigned long *irq_bits) rmi_f03_commit_buttons(f30->f03); } - return 0; + return IRQ_HANDLED; } static int rmi_f30_config(struct rmi_function *fn) @@ -170,17 +168,17 @@ static int rmi_f30_config(struct rmi_function *fn) rmi_get_platform_data(fn->rmi_dev); int error; - /* can happen if f30_data.disable is set */ + /* can happen if gpio_data.disable is set */ if (!f30) return 0; - if (pdata->f30_data.trackstick_buttons) { + if (pdata->gpio_data.trackstick_buttons) { /* Try [re-]establish link to F03. */ f30->f03 = rmi_find_function(fn->rmi_dev, 0x03); f30->trackstick_buttons = f30->f03 != NULL; } - if (pdata->f30_data.disable) { + if (pdata->gpio_data.disable) { drv->clear_irq_bits(fn->rmi_dev, fn->irq_mask); } else { /* Write Control Register values back to device */ @@ -232,9 +230,10 @@ static int rmi_f30_map_gpios(struct rmi_function *fn, unsigned int trackstick_button = BTN_LEFT; bool button_mapped = false; int i; + int button_count = min_t(u8, f30->gpioled_count, TRACKSTICK_RANGE_END); f30->gpioled_key_map = devm_kcalloc(&fn->dev, - f30->gpioled_count, + button_count, sizeof(f30->gpioled_key_map[0]), GFP_KERNEL); if (!f30->gpioled_key_map) { @@ -242,14 +241,14 @@ static int rmi_f30_map_gpios(struct rmi_function *fn, return -ENOMEM; } - for (i = 0; i < f30->gpioled_count; i++) { + for (i = 0; i < button_count; i++) { if (!rmi_f30_is_valid_button(i, f30->ctrl)) continue; - if (pdata->f30_data.trackstick_buttons && + if (pdata->gpio_data.trackstick_buttons && i >= TRACKSTICK_RANGE_START && i < TRACKSTICK_RANGE_END) { f30->gpioled_key_map[i] = trackstick_button++; - } else if (!pdata->f30_data.buttonpad || !button_mapped) { + } else if (!pdata->gpio_data.buttonpad || !button_mapped) { f30->gpioled_key_map[i] = button; input_set_capability(input, EV_KEY, button++); button_mapped = true; @@ -265,7 +264,7 @@ static int rmi_f30_map_gpios(struct rmi_function *fn, * but I am not sure, so use only the pdata info and the number of * mapped buttons. */ - if (pdata->f30_data.buttonpad || (button - BTN_LEFT == 1)) + if (pdata->gpio_data.buttonpad || (button - BTN_LEFT == 1)) __set_bit(INPUT_PROP_BUTTONPAD, input->propbit); return 0; @@ -373,7 +372,7 @@ static int rmi_f30_probe(struct rmi_function *fn) struct f30_data *f30; int error; - if (pdata->f30_data.disable) + if (pdata->gpio_data.disable) return 0; if (!drv_data->input) { |