diff options
Diffstat (limited to 'drivers/input/rmi4/rmi_spi.c')
| -rw-r--r-- | drivers/input/rmi4/rmi_spi.c | 72 | 
1 files changed, 5 insertions, 67 deletions
| diff --git a/drivers/input/rmi4/rmi_spi.c b/drivers/input/rmi4/rmi_spi.c index 4ebef607e214..69548d7d1f10 100644 --- a/drivers/input/rmi4/rmi_spi.c +++ b/drivers/input/rmi4/rmi_spi.c @@ -12,7 +12,6 @@  #include <linux/rmi.h>  #include <linux/slab.h>  #include <linux/spi/spi.h> -#include <linux/irq.h>  #include <linux/of.h>  #include "rmi_driver.h" @@ -44,8 +43,6 @@ struct rmi_spi_xport {  	struct mutex page_mutex;  	int page; -	int irq; -  	u8 *rx_buf;  	u8 *tx_buf;  	int xfer_buf_size; @@ -326,41 +323,6 @@ static const struct rmi_transport_ops rmi_spi_ops = {  	.read_block	= rmi_spi_read_block,  }; -static irqreturn_t rmi_spi_irq(int irq, void *dev_id) -{ -	struct rmi_spi_xport *rmi_spi = dev_id; -	struct rmi_device *rmi_dev = rmi_spi->xport.rmi_dev; -	int ret; - -	ret = rmi_process_interrupt_requests(rmi_dev); -	if (ret) -		rmi_dbg(RMI_DEBUG_XPORT, &rmi_dev->dev, -			"Failed to process interrupt request: %d\n", ret); - -	return IRQ_HANDLED; -} - -static int rmi_spi_init_irq(struct spi_device *spi) -{ -	struct rmi_spi_xport *rmi_spi = spi_get_drvdata(spi); -	int irq_flags = irqd_get_trigger_type(irq_get_irq_data(rmi_spi->irq)); -	int ret; - -	if (!irq_flags) -		irq_flags = IRQF_TRIGGER_LOW; - -	ret = devm_request_threaded_irq(&spi->dev, rmi_spi->irq, NULL, -			rmi_spi_irq, irq_flags | IRQF_ONESHOT, -			dev_name(&spi->dev), rmi_spi); -	if (ret < 0) { -		dev_warn(&spi->dev, "Failed to register interrupt %d\n", -			rmi_spi->irq); -		return ret; -	} - -	return 0; -} -  #ifdef CONFIG_OF  static int rmi_spi_of_probe(struct spi_device *spi,  			struct rmi_device_platform_data *pdata) @@ -440,8 +402,7 @@ static int rmi_spi_probe(struct spi_device *spi)  		return retval;  	} -	if (spi->irq > 0) -		rmi_spi->irq = spi->irq; +	pdata->irq = spi->irq;  	rmi_spi->spi = spi;  	mutex_init(&rmi_spi->page_mutex); @@ -477,10 +438,6 @@ static int rmi_spi_probe(struct spi_device *spi)  	if (retval)  		return retval; -	retval = rmi_spi_init_irq(spi); -	if (retval < 0) -		return retval; -  	dev_info(&spi->dev, "registered RMI SPI driver\n");  	return 0;  } @@ -492,17 +449,10 @@ static int rmi_spi_suspend(struct device *dev)  	struct rmi_spi_xport *rmi_spi = spi_get_drvdata(spi);  	int ret; -	ret = rmi_driver_suspend(rmi_spi->xport.rmi_dev); +	ret = rmi_driver_suspend(rmi_spi->xport.rmi_dev, true);  	if (ret)  		dev_warn(dev, "Failed to resume device: %d\n", ret); -	disable_irq(rmi_spi->irq); -	if (device_may_wakeup(&spi->dev)) { -		ret = enable_irq_wake(rmi_spi->irq); -		if (!ret) -			dev_warn(dev, "Failed to enable irq for wake: %d\n", -				ret); -	}  	return ret;  } @@ -512,15 +462,7 @@ static int rmi_spi_resume(struct device *dev)  	struct rmi_spi_xport *rmi_spi = spi_get_drvdata(spi);  	int ret; -	enable_irq(rmi_spi->irq); -	if (device_may_wakeup(&spi->dev)) { -		ret = disable_irq_wake(rmi_spi->irq); -		if (!ret) -			dev_warn(dev, "Failed to disable irq for wake: %d\n", -				ret); -	} - -	ret = rmi_driver_resume(rmi_spi->xport.rmi_dev); +	ret = rmi_driver_resume(rmi_spi->xport.rmi_dev, true);  	if (ret)  		dev_warn(dev, "Failed to resume device: %d\n", ret); @@ -535,12 +477,10 @@ static int rmi_spi_runtime_suspend(struct device *dev)  	struct rmi_spi_xport *rmi_spi = spi_get_drvdata(spi);  	int ret; -	ret = rmi_driver_suspend(rmi_spi->xport.rmi_dev); +	ret = rmi_driver_suspend(rmi_spi->xport.rmi_dev, false);  	if (ret)  		dev_warn(dev, "Failed to resume device: %d\n", ret); -	disable_irq(rmi_spi->irq); -  	return 0;  } @@ -550,9 +490,7 @@ static int rmi_spi_runtime_resume(struct device *dev)  	struct rmi_spi_xport *rmi_spi = spi_get_drvdata(spi);  	int ret; -	enable_irq(rmi_spi->irq); - -	ret = rmi_driver_resume(rmi_spi->xport.rmi_dev); +	ret = rmi_driver_resume(rmi_spi->xport.rmi_dev, false);  	if (ret)  		dev_warn(dev, "Failed to resume device: %d\n", ret); |