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Message-ID: <52FD3A06.6050601@synaptics.com>
Date: Thu, 13 Feb 2014 13:32:54 -0800
From: Christopher Heiny <cheiny@...aptics.com>
To: Dmitry Torokhov <dmitry.torokhov@...il.com>
CC: Andrew Duggan <aduggan@...aptics.com>,
Vincent Huang <vincent.huang@...synaptics.com>,
Vivian Ly <vly@...aptics.com>,
Daniel Rosenberg <daniel.rosenberg@...aptics.com>,
Linus Walleij <linus.walleij@...ricsson.com>,
Benjamin Tissoires <benjamin.tissoires@...hat.com>,
Courtney Cavin <courtney.cavin@...ymobile.com>,
Linux Input <linux-input@...r.kernel.org>,
Linux Kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 07/11] Input: synaptics-rmi4 - rename instances of f01_data
from data to f01
On 02/12/2014 09:27 PM, Dmitry Torokhov wrote:
> We have too many "data"s: f01_data, driver_data, pdata, etc. Let's
> untangle it a bit.
>
> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@...il.com>
Acked-by: Christopher Heiny <cheiny@...aptics.com>
> ---
> drivers/input/rmi4/rmi_f01.c | 135 ++++++++++++++++++++++---------------------
> 1 file changed, 68 insertions(+), 67 deletions(-)
>
> diff --git a/drivers/input/rmi4/rmi_f01.c b/drivers/input/rmi4/rmi_f01.c
> index 1e49ab4..1219e0c 100644
> --- a/drivers/input/rmi4/rmi_f01.c
> +++ b/drivers/input/rmi4/rmi_f01.c
> @@ -208,7 +208,7 @@ static int rmi_f01_initialize(struct rmi_function *fn)
> u16 ctrl_base_addr;
> struct rmi_device *rmi_dev = fn->rmi_dev;
> struct rmi_driver_data *driver_data = dev_get_drvdata(&rmi_dev->dev);
> - struct f01_data *data = fn->data;
> + struct f01_data *f01 = fn->data;
> struct rmi_device_platform_data *pdata = to_rmi_platform_data(rmi_dev);
> u8 device_status;
>
> @@ -218,8 +218,8 @@ static int rmi_f01_initialize(struct rmi_function *fn)
> */
> ctrl_base_addr = fn->fd.control_base_addr;
> error = rmi_read_block(rmi_dev, fn->fd.control_base_addr,
> - &data->device_control.ctrl0,
> - sizeof(data->device_control.ctrl0));
> + &f01->device_control.ctrl0,
> + sizeof(f01->device_control.ctrl0));
> if (error < 0) {
> dev_err(&fn->dev, "Failed to read F01 control.\n");
> return error;
> @@ -228,10 +228,10 @@ static int rmi_f01_initialize(struct rmi_function *fn)
> case RMI_F01_NOSLEEP_DEFAULT:
> break;
> case RMI_F01_NOSLEEP_OFF:
> - data->device_control.ctrl0 &= ~RMI_F01_CRTL0_NOSLEEP_BIT;
> + f01->device_control.ctrl0 &= ~RMI_F01_CRTL0_NOSLEEP_BIT;
> break;
> case RMI_F01_NOSLEEP_ON:
> - data->device_control.ctrl0 |= RMI_F01_CRTL0_NOSLEEP_BIT;
> + f01->device_control.ctrl0 |= RMI_F01_CRTL0_NOSLEEP_BIT;
> break;
> }
>
> @@ -240,38 +240,38 @@ static int rmi_f01_initialize(struct rmi_function *fn)
> * reboot without power cycle. If so, clear it so the sensor
> * is certain to function.
> */
> - if ((data->device_control.ctrl0 & RMI_F01_CTRL0_SLEEP_MODE_MASK) !=
> + if ((f01->device_control.ctrl0 & RMI_F01_CTRL0_SLEEP_MODE_MASK) !=
> RMI_SLEEP_MODE_NORMAL) {
> dev_warn(&fn->dev,
> "WARNING: Non-zero sleep mode found. Clearing...\n");
> - data->device_control.ctrl0 &= ~RMI_F01_CTRL0_SLEEP_MODE_MASK;
> + f01->device_control.ctrl0 &= ~RMI_F01_CTRL0_SLEEP_MODE_MASK;
> }
>
> - data->device_control.ctrl0 |= RMI_F01_CRTL0_CONFIGURED_BIT;
> + f01->device_control.ctrl0 |= RMI_F01_CRTL0_CONFIGURED_BIT;
>
> error = rmi_write_block(rmi_dev, fn->fd.control_base_addr,
> - &data->device_control.ctrl0,
> - sizeof(data->device_control.ctrl0));
> + &f01->device_control.ctrl0,
> + sizeof(f01->device_control.ctrl0));
> if (error < 0) {
> dev_err(&fn->dev, "Failed to write F01 control.\n");
> return error;
> }
>
> - data->irq_count = driver_data->irq_count;
> - data->num_of_irq_regs = driver_data->num_of_irq_regs;
> + f01->irq_count = driver_data->irq_count;
> + f01->num_of_irq_regs = driver_data->num_of_irq_regs;
> ctrl_base_addr += sizeof(u8);
>
> - data->interrupt_enable_addr = ctrl_base_addr;
> + f01->interrupt_enable_addr = ctrl_base_addr;
> error = rmi_read_block(rmi_dev, ctrl_base_addr,
> - data->device_control.interrupt_enable,
> - sizeof(u8) * (data->num_of_irq_regs));
> + f01->device_control.interrupt_enable,
> + sizeof(u8) * (f01->num_of_irq_regs));
> if (error < 0) {
> dev_err(&fn->dev,
> "Failed to read F01 control interrupt enable register.\n");
> return error;
> }
>
> - ctrl_base_addr += data->num_of_irq_regs;
> + ctrl_base_addr += f01->num_of_irq_regs;
>
> /* dummy read in order to clear irqs */
> error = rmi_read(rmi_dev, fn->fd.data_base_addr + 1, &temp);
> @@ -281,42 +281,42 @@ static int rmi_f01_initialize(struct rmi_function *fn)
> }
>
> error = rmi_f01_read_properties(rmi_dev, fn->fd.query_base_addr,
> - &data->properties);
> + &f01->properties);
> if (error < 0) {
> dev_err(&fn->dev, "Failed to read F01 properties.\n");
> return error;
> }
> dev_info(&fn->dev, "found RMI device, manufacturer: %s, product: %s\n",
> - data->properties.manufacturer_id == 1 ?
> + f01->properties.manufacturer_id == 1 ?
> "Synaptics" : "unknown",
> - data->properties.product_id);
> + f01->properties.product_id);
>
> /* read control register */
> - if (data->properties.has_adjustable_doze) {
> - data->doze_interval_addr = ctrl_base_addr;
> + if (f01->properties.has_adjustable_doze) {
> + f01->doze_interval_addr = ctrl_base_addr;
> ctrl_base_addr++;
>
> if (pdata->power_management.doze_interval) {
> - data->device_control.doze_interval =
> + f01->device_control.doze_interval =
> pdata->power_management.doze_interval;
> } else {
> - error = rmi_read(rmi_dev, data->doze_interval_addr,
> - &data->device_control.doze_interval);
> + error = rmi_read(rmi_dev, f01->doze_interval_addr,
> + &f01->device_control.doze_interval);
> if (error < 0) {
> dev_err(&fn->dev, "Failed to read F01 doze interval register.\n");
> return error;
> }
> }
>
> - data->wakeup_threshold_addr = ctrl_base_addr;
> + f01->wakeup_threshold_addr = ctrl_base_addr;
> ctrl_base_addr++;
>
> if (pdata->power_management.wakeup_threshold) {
> - data->device_control.wakeup_threshold =
> + f01->device_control.wakeup_threshold =
> pdata->power_management.wakeup_threshold;
> } else {
> - error = rmi_read(rmi_dev, data->wakeup_threshold_addr,
> - &data->device_control.wakeup_threshold);
> + error = rmi_read(rmi_dev, f01->wakeup_threshold_addr,
> + &f01->device_control.wakeup_threshold);
> if (error < 0) {
> dev_err(&fn->dev, "Failed to read F01 wakeup threshold register.\n");
> return error;
> @@ -324,19 +324,19 @@ static int rmi_f01_initialize(struct rmi_function *fn)
> }
> }
>
> - if (data->properties.has_lts)
> + if (f01->properties.has_lts)
> ctrl_base_addr++;
>
> - if (data->properties.has_adjustable_doze_holdoff) {
> - data->doze_holdoff_addr = ctrl_base_addr;
> + if (f01->properties.has_adjustable_doze_holdoff) {
> + f01->doze_holdoff_addr = ctrl_base_addr;
> ctrl_base_addr++;
>
> if (pdata->power_management.doze_holdoff) {
> - data->device_control.doze_holdoff =
> + f01->device_control.doze_holdoff =
> pdata->power_management.doze_holdoff;
> } else {
> - error = rmi_read(rmi_dev, data->doze_holdoff_addr,
> - &data->device_control.doze_holdoff);
> + error = rmi_read(rmi_dev, f01->doze_holdoff_addr,
> + &f01->device_control.doze_holdoff);
> if (error < 0) {
> dev_err(&fn->dev, "Failed to read F01 doze holdoff register.\n");
> return error;
> @@ -363,28 +363,28 @@ static int rmi_f01_initialize(struct rmi_function *fn)
>
> static int rmi_f01_config(struct rmi_function *fn)
> {
> - struct f01_data *data = fn->data;
> + struct f01_data *f01 = fn->data;
> int retval;
>
> retval = rmi_write_block(fn->rmi_dev, fn->fd.control_base_addr,
> - &data->device_control.ctrl0,
> - sizeof(data->device_control.ctrl0));
> + &f01->device_control.ctrl0,
> + sizeof(f01->device_control.ctrl0));
> if (retval < 0) {
> dev_err(&fn->dev, "Failed to write device_control.reg.\n");
> return retval;
> }
>
> - retval = rmi_write_block(fn->rmi_dev, data->interrupt_enable_addr,
> - data->device_control.interrupt_enable,
> - sizeof(u8) * data->num_of_irq_regs);
> -
> + retval = rmi_write_block(fn->rmi_dev, f01->interrupt_enable_addr,
> + f01->device_control.interrupt_enable,
> + sizeof(u8) * f01->num_of_irq_regs);
> if (retval < 0) {
> dev_err(&fn->dev, "Failed to write interrupt enable.\n");
> return retval;
> }
> - if (data->properties.has_adjustable_doze) {
> - retval = rmi_write_block(fn->rmi_dev, data->doze_interval_addr,
> - &data->device_control.doze_interval,
> +
> + if (f01->properties.has_adjustable_doze) {
> + retval = rmi_write_block(fn->rmi_dev, f01->doze_interval_addr,
> + &f01->device_control.doze_interval,
> sizeof(u8));
> if (retval < 0) {
> dev_err(&fn->dev, "Failed to write doze interval.\n");
> @@ -392,8 +392,8 @@ static int rmi_f01_config(struct rmi_function *fn)
> }
>
> retval = rmi_write_block(fn->rmi_dev,
> - data->wakeup_threshold_addr,
> - &data->device_control.wakeup_threshold,
> + f01->wakeup_threshold_addr,
> + &f01->device_control.wakeup_threshold,
> sizeof(u8));
> if (retval < 0) {
> dev_err(&fn->dev, "Failed to write wakeup threshold.\n");
> @@ -401,15 +401,16 @@ static int rmi_f01_config(struct rmi_function *fn)
> }
> }
>
> - if (data->properties.has_adjustable_doze_holdoff) {
> - retval = rmi_write_block(fn->rmi_dev, data->doze_holdoff_addr,
> - &data->device_control.doze_holdoff,
> + if (f01->properties.has_adjustable_doze_holdoff) {
> + retval = rmi_write_block(fn->rmi_dev, f01->doze_holdoff_addr,
> + &f01->device_control.doze_holdoff,
> sizeof(u8));
> if (retval < 0) {
> dev_err(&fn->dev, "Failed to write doze holdoff.\n");
> return retval;
> }
> }
> +
> return 0;
> }
>
> @@ -435,28 +436,28 @@ static int rmi_f01_suspend(struct device *dev)
> {
> struct rmi_function *fn = to_rmi_function(dev);
> struct rmi_device *rmi_dev = fn->rmi_dev;
> - struct f01_data *data = fn->data;
> + struct f01_data *f01 = fn->data;
> int error;
>
> - data->old_nosleep = data->device_control.ctrl0 &
> + f01->old_nosleep = f01->device_control.ctrl0 &
> RMI_F01_CRTL0_NOSLEEP_BIT;
> - data->device_control.ctrl0 &= ~RMI_F01_CRTL0_NOSLEEP_BIT;
> + f01->device_control.ctrl0 &= ~RMI_F01_CRTL0_NOSLEEP_BIT;
>
> - data->device_control.ctrl0 &= ~RMI_F01_CTRL0_SLEEP_MODE_MASK;
> - data->device_control.ctrl0 |= RMI_SLEEP_MODE_SENSOR_SLEEP;
> + f01->device_control.ctrl0 &= ~RMI_F01_CTRL0_SLEEP_MODE_MASK;
> + f01->device_control.ctrl0 |= RMI_SLEEP_MODE_SENSOR_SLEEP;
>
> error = rmi_write_block(rmi_dev,
> fn->fd.control_base_addr,
> - &data->device_control.ctrl0,
> - sizeof(data->device_control.ctrl0));
> + &f01->device_control.ctrl0,
> + sizeof(f01->device_control.ctrl0));
> if (error < 0) {
> dev_err(&fn->dev, "Failed to write sleep mode. Code: %d.\n",
> error);
> - if (data->old_nosleep)
> - data->device_control.ctrl0 |=
> + if (f01->old_nosleep)
> + f01->device_control.ctrl0 |=
> RMI_F01_CRTL0_NOSLEEP_BIT;
> - data->device_control.ctrl0 &= ~RMI_F01_CTRL0_SLEEP_MODE_MASK;
> - data->device_control.ctrl0 |= RMI_SLEEP_MODE_NORMAL;
> + f01->device_control.ctrl0 &= ~RMI_F01_CTRL0_SLEEP_MODE_MASK;
> + f01->device_control.ctrl0 |= RMI_SLEEP_MODE_NORMAL;
> return error;
> }
>
> @@ -467,18 +468,18 @@ static int rmi_f01_resume(struct device *dev)
> {
> struct rmi_function *fn = to_rmi_function(dev);
> struct rmi_device *rmi_dev = fn->rmi_dev;
> - struct f01_data *data = fn->data;
> + struct f01_data *f01 = fn->data;
> int error;
>
> - if (data->old_nosleep)
> - data->device_control.ctrl0 |= RMI_F01_CRTL0_NOSLEEP_BIT;
> + if (f01->old_nosleep)
> + f01->device_control.ctrl0 |= RMI_F01_CRTL0_NOSLEEP_BIT;
>
> - data->device_control.ctrl0 &= ~RMI_F01_CTRL0_SLEEP_MODE_MASK;
> - data->device_control.ctrl0 |= RMI_SLEEP_MODE_NORMAL;
> + f01->device_control.ctrl0 &= ~RMI_F01_CTRL0_SLEEP_MODE_MASK;
> + f01->device_control.ctrl0 |= RMI_SLEEP_MODE_NORMAL;
>
> error = rmi_write_block(rmi_dev, fn->fd.control_base_addr,
> - &data->device_control.ctrl0,
> - sizeof(data->device_control.ctrl0));
> + &f01->device_control.ctrl0,
> + sizeof(f01->device_control.ctrl0));
> if (error < 0) {
> dev_err(&fn->dev,
> "Failed to restore normal operation. Code: %d.\n",
>
--
Christopher Heiny
Senior Staff Firmware Engineer
Synaptics Incorporated
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