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Merge branch 'synaptics-rmi4' into next

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Merge updated Synaptics RMI4 support, including support for SMBus
controllers and flashing firmware.
This commit is contained in:
Dmitry Torokhov
2016-12-15 21:36:09 -08:00
parent f43d3ec3a8 5191d88acc
commit ebfb0184ef
868 changed files with 47823 additions and 51813 deletions
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74
drivers/input/rmi4/rmi_i2c.c
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@@ -9,7 +9,6 @@
#include <linux/i2c.h>
#include <linux/rmi.h>
#include <linux/irq.h>
#include <linux/of.h>
#include <linux/delay.h>
#include <linux/regulator/consumer.h>
@@ -35,8 +34,6 @@ struct rmi_i2c_xport {
struct mutex page_mutex;
int page;
int irq;
u8 *tx_buf;
size_t tx_buf_size;
@@ -177,42 +174,6 @@ static const struct rmi_transport_ops rmi_i2c_ops = {
.read_block = rmi_i2c_read_block,
};
static irqreturn_t rmi_i2c_irq(int irq, void *dev_id)
{
struct rmi_i2c_xport *rmi_i2c = dev_id;
struct rmi_device *rmi_dev = rmi_i2c->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_i2c_init_irq(struct i2c_client *client)
{
struct rmi_i2c_xport *rmi_i2c = i2c_get_clientdata(client);
int irq_flags = irqd_get_trigger_type(irq_get_irq_data(rmi_i2c->irq));
int ret;
if (!irq_flags)
irq_flags = IRQF_TRIGGER_LOW;
ret = devm_request_threaded_irq(&client->dev, rmi_i2c->irq, NULL,
rmi_i2c_irq, irq_flags | IRQF_ONESHOT, client->name,
rmi_i2c);
if (ret < 0) {
dev_warn(&client->dev, "Failed to register interrupt %d\n",
rmi_i2c->irq);
return ret;
}
return 0;
}
#ifdef CONFIG_OF
static const struct of_device_id rmi_i2c_of_match[] = {
{ .compatible = "syna,rmi4-i2c" },
@@ -255,8 +216,7 @@ static int rmi_i2c_probe(struct i2c_client *client,
if (!client->dev.of_node && client_pdata)
*pdata = *client_pdata;
if (client->irq > 0)
rmi_i2c->irq = client->irq;
pdata->irq = client->irq;
rmi_dbg(RMI_DEBUG_XPORT, &client->dev, "Probing %s.\n",
dev_name(&client->dev));
@@ -321,10 +281,6 @@ static int rmi_i2c_probe(struct i2c_client *client,
if (retval)
return retval;
retval = rmi_i2c_init_irq(client);
if (retval < 0)
return retval;
dev_info(&client->dev, "registered rmi i2c driver at %#04x.\n",
client->addr);
return 0;
@@ -337,18 +293,10 @@ static int rmi_i2c_suspend(struct device *dev)
struct rmi_i2c_xport *rmi_i2c = i2c_get_clientdata(client);
int ret;
ret = rmi_driver_suspend(rmi_i2c->xport.rmi_dev);
ret = rmi_driver_suspend(rmi_i2c->xport.rmi_dev, true);
if (ret)
dev_warn(dev, "Failed to resume device: %d\n", ret);
disable_irq(rmi_i2c->irq);
if (device_may_wakeup(&client->dev)) {
ret = enable_irq_wake(rmi_i2c->irq);
if (!ret)
dev_warn(dev, "Failed to enable irq for wake: %d\n",
ret);
}
regulator_bulk_disable(ARRAY_SIZE(rmi_i2c->supplies),
rmi_i2c->supplies);
@@ -368,15 +316,7 @@ static int rmi_i2c_resume(struct device *dev)
msleep(rmi_i2c->startup_delay);
enable_irq(rmi_i2c->irq);
if (device_may_wakeup(&client->dev)) {
ret = disable_irq_wake(rmi_i2c->irq);
if (!ret)
dev_warn(dev, "Failed to disable irq for wake: %d\n",
ret);
}
ret = rmi_driver_resume(rmi_i2c->xport.rmi_dev);
ret = rmi_driver_resume(rmi_i2c->xport.rmi_dev, true);
if (ret)
dev_warn(dev, "Failed to resume device: %d\n", ret);
@@ -391,12 +331,10 @@ static int rmi_i2c_runtime_suspend(struct device *dev)
struct rmi_i2c_xport *rmi_i2c = i2c_get_clientdata(client);
int ret;
ret = rmi_driver_suspend(rmi_i2c->xport.rmi_dev);
ret = rmi_driver_suspend(rmi_i2c->xport.rmi_dev, false);
if (ret)
dev_warn(dev, "Failed to resume device: %d\n", ret);
disable_irq(rmi_i2c->irq);
regulator_bulk_disable(ARRAY_SIZE(rmi_i2c->supplies),
rmi_i2c->supplies);
@@ -416,9 +354,7 @@ static int rmi_i2c_runtime_resume(struct device *dev)
msleep(rmi_i2c->startup_delay);
enable_irq(rmi_i2c->irq);
ret = rmi_driver_resume(rmi_i2c->xport.rmi_dev);
ret = rmi_driver_resume(rmi_i2c->xport.rmi_dev, false);
if (ret)
dev_warn(dev, "Failed to resume device: %d\n", ret);