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path: root/drivers/input/rmi4/rmi_spi.c
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Diffstat (limited to 'drivers/input/rmi4/rmi_spi.c')
-rw-r--r--drivers/input/rmi4/rmi_spi.c72
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);