Commit d5e6e0fa authored by Dmitry Torokhov's avatar Dmitry Torokhov
Browse files

Merge branch 'synaptics-rmi4' into next

Bring in latest RMI4 support in preparation to the merge window.
parents 57b8443d f32361b7
......@@ -9,9 +9,11 @@ config RMI4_CORE
If unsure, say Y.
if RMI4_CORE
config RMI4_I2C
tristate "RMI4 I2C Support"
depends on RMI4_CORE && I2C
depends on I2C
help
Say Y here if you want to support RMI4 devices connected to an I2C
bus.
......@@ -20,7 +22,7 @@ config RMI4_I2C
config RMI4_SPI
tristate "RMI4 SPI Support"
depends on RMI4_CORE && SPI
depends on SPI
help
Say Y here if you want to support RMI4 devices connected to a SPI
bus.
......@@ -29,7 +31,7 @@ config RMI4_SPI
config RMI4_SMB
tristate "RMI4 SMB Support"
depends on RMI4_CORE && I2C
depends on I2C
help
Say Y here if you want to support RMI4 devices connected to an SMB
bus.
......@@ -41,7 +43,6 @@ config RMI4_SMB
config RMI4_F03
bool "RMI4 Function 03 (PS2 Guest)"
depends on RMI4_CORE
depends on SERIO=y || RMI4_CORE=SERIO
help
Say Y here if you want to add support for RMI4 function 03.
......@@ -51,12 +52,10 @@ config RMI4_F03
config RMI4_2D_SENSOR
bool
depends on RMI4_CORE
config RMI4_F11
bool "RMI4 Function 11 (2D pointing)"
select RMI4_2D_SENSOR
depends on RMI4_CORE
help
Say Y here if you want to add support for RMI4 function 11.
......@@ -67,7 +66,6 @@ config RMI4_F11
config RMI4_F12
bool "RMI4 Function 12 (2D pointing)"
select RMI4_2D_SENSOR
depends on RMI4_CORE
help
Say Y here if you want to add support for RMI4 function 12.
......@@ -77,7 +75,6 @@ config RMI4_F12
config RMI4_F30
bool "RMI4 Function 30 (GPIO LED)"
depends on RMI4_CORE
help
Say Y here if you want to add support for RMI4 function 30.
......@@ -86,7 +83,6 @@ config RMI4_F30
config RMI4_F34
bool "RMI4 Function 34 (Device reflash)"
depends on RMI4_CORE
select FW_LOADER
help
Say Y here if you want to add support for RMI4 function 34.
......@@ -97,7 +93,6 @@ config RMI4_F34
config RMI4_F54
bool "RMI4 Function 54 (Analog diagnostics)"
depends on RMI4_CORE
depends on VIDEO_V4L2=y || (RMI4_CORE=m && VIDEO_V4L2=m)
select VIDEOBUF2_VMALLOC
select RMI4_F55
......@@ -109,9 +104,10 @@ config RMI4_F54
config RMI4_F55
bool "RMI4 Function 55 (Sensor tuning)"
depends on RMI4_CORE
help
Say Y here if you want to add support for RMI4 function 55
Function 55 provides access to the RMI4 touch sensor tuning
mechanism.
endif # RMI_CORE
......@@ -144,8 +144,13 @@ static void rmi_2d_sensor_set_input_params(struct rmi_2d_sensor *sensor)
int input_flags = 0;
if (sensor->report_abs) {
if (sensor->axis_align.swap_axes)
if (sensor->axis_align.swap_axes) {
swap(sensor->max_x, sensor->max_y);
swap(sensor->axis_align.clip_x_low,
sensor->axis_align.clip_y_low);
swap(sensor->axis_align.clip_x_high,
sensor->axis_align.clip_y_high);
}
sensor->min_x = sensor->axis_align.clip_x_low;
if (sensor->axis_align.clip_x_high)
......
......@@ -261,10 +261,10 @@ int __rmi_register_function_handler(struct rmi_function_handler *handler,
driver->probe = rmi_function_probe;
driver->remove = rmi_function_remove;
error = driver_register(&handler->driver);
error = driver_register(driver);
if (error) {
pr_err("driver_register() failed for %s, error: %d\n",
handler->driver.name, error);
driver->name, error);
return error;
}
......
......@@ -265,6 +265,19 @@ static int rmi_irq_init(struct rmi_device *rmi_dev)
return 0;
}
struct rmi_function *rmi_find_function(struct rmi_device *rmi_dev, u8 number)
{
struct rmi_driver_data *data = dev_get_drvdata(&rmi_dev->dev);
struct rmi_function *entry;
list_for_each_entry(entry, &data->function_list, node) {
if (entry->fd.function_number == number)
return entry;
}
return NULL;
}
static int suspend_one_function(struct rmi_function *fn)
{
struct rmi_function_handler *fh;
......@@ -364,7 +377,7 @@ static void rmi_driver_set_input_name(struct rmi_device *rmi_dev,
struct input_dev *input)
{
struct rmi_driver_data *data = dev_get_drvdata(&rmi_dev->dev);
char *device_name = rmi_f01_get_product_ID(data->f01_container);
const char *device_name = rmi_f01_get_product_ID(data->f01_container);
char *name;
name = devm_kasprintf(&rmi_dev->dev, GFP_KERNEL,
......@@ -836,7 +849,7 @@ static int rmi_create_function(struct rmi_device *rmi_dev,
void *ctx, const struct pdt_entry *pdt)
{
struct device *dev = &rmi_dev->dev;
struct rmi_driver_data *data = dev_get_drvdata(&rmi_dev->dev);
struct rmi_driver_data *data = dev_get_drvdata(dev);
int *current_irq_count = ctx;
struct rmi_function *fn;
int i;
......@@ -1040,7 +1053,7 @@ int rmi_probe_interrupts(struct rmi_driver_data *data)
}
if (data->bootloader_mode)
dev_warn(&rmi_dev->dev, "Device in bootloader mode.\n");
dev_warn(dev, "Device in bootloader mode.\n");
data->irq_count = irq_count;
data->num_of_irq_regs = (data->irq_count + 7) / 8;
......
......@@ -93,6 +93,7 @@ bool rmi_is_physical_driver(struct device_driver *);
int rmi_register_physical_driver(void);
void rmi_unregister_physical_driver(void);
void rmi_free_function_list(struct rmi_device *rmi_dev);
struct rmi_function *rmi_find_function(struct rmi_device *rmi_dev, u8 number);
int rmi_enable_sensor(struct rmi_device *rmi_dev);
int rmi_scan_pdt(struct rmi_device *rmi_dev, void *ctx,
int (*callback)(struct rmi_device *rmi_dev, void *ctx,
......@@ -104,7 +105,7 @@ int rmi_init_functions(struct rmi_driver_data *data);
int rmi_initial_reset(struct rmi_device *rmi_dev, void *ctx,
const struct pdt_entry *pdt);
char *rmi_f01_get_product_ID(struct rmi_function *fn);
const char *rmi_f01_get_product_ID(struct rmi_function *fn);
#ifdef CONFIG_RMI4_F34
int rmi_f34_create_sysfs(struct rmi_device *rmi_dev);
......
......@@ -12,6 +12,7 @@
#include <linux/slab.h>
#include <linux/uaccess.h>
#include <linux/of.h>
#include <asm/unaligned.h>
#include "rmi_driver.h"
#define RMI_PRODUCT_ID_LENGTH 10
......@@ -54,6 +55,7 @@ struct f01_basic_properties {
u8 product_id[RMI_PRODUCT_ID_LENGTH + 1];
u16 productinfo;
u32 firmware_id;
u32 package_id;
};
/* F01 device status bits */
......@@ -220,8 +222,19 @@ static int rmi_f01_read_properties(struct rmi_device *rmi_dev,
has_build_id_query = !!(queries[0] & BIT(1));
}
if (has_package_id_query)
if (has_package_id_query) {
ret = rmi_read_block(rmi_dev, prod_info_addr,
queries, sizeof(__le64));
if (ret) {
dev_err(&rmi_dev->dev,
"Failed to read package info: %d\n",
ret);
return ret;
}
props->package_id = get_unaligned_le64(queries);
prod_info_addr++;
}
if (has_build_id_query) {
ret = rmi_read_block(rmi_dev, prod_info_addr, queries,
......@@ -241,13 +254,90 @@ static int rmi_f01_read_properties(struct rmi_device *rmi_dev,
return 0;
}
char *rmi_f01_get_product_ID(struct rmi_function *fn)
const char *rmi_f01_get_product_ID(struct rmi_function *fn)
{
struct f01_data *f01 = dev_get_drvdata(&fn->dev);
return f01->properties.product_id;
}
static ssize_t rmi_driver_manufacturer_id_show(struct device *dev,
struct device_attribute *dattr,
char *buf)
{
struct rmi_driver_data *data = dev_get_drvdata(dev);
struct f01_data *f01 = dev_get_drvdata(&data->f01_container->dev);
return scnprintf(buf, PAGE_SIZE, "%d\n",
f01->properties.manufacturer_id);
}
static DEVICE_ATTR(manufacturer_id, 0444,
rmi_driver_manufacturer_id_show, NULL);
static ssize_t rmi_driver_dom_show(struct device *dev,
struct device_attribute *dattr, char *buf)
{
struct rmi_driver_data *data = dev_get_drvdata(dev);
struct f01_data *f01 = dev_get_drvdata(&data->f01_container->dev);
return scnprintf(buf, PAGE_SIZE, "%s\n", f01->properties.dom);
}
static DEVICE_ATTR(date_of_manufacture, 0444, rmi_driver_dom_show, NULL);
static ssize_t rmi_driver_product_id_show(struct device *dev,
struct device_attribute *dattr,
char *buf)
{
struct rmi_driver_data *data = dev_get_drvdata(dev);
struct f01_data *f01 = dev_get_drvdata(&data->f01_container->dev);
return scnprintf(buf, PAGE_SIZE, "%s\n", f01->properties.product_id);
}
static DEVICE_ATTR(product_id, 0444, rmi_driver_product_id_show, NULL);
static ssize_t rmi_driver_firmware_id_show(struct device *dev,
struct device_attribute *dattr,
char *buf)
{
struct rmi_driver_data *data = dev_get_drvdata(dev);
struct f01_data *f01 = dev_get_drvdata(&data->f01_container->dev);
return scnprintf(buf, PAGE_SIZE, "%d\n", f01->properties.firmware_id);
}
static DEVICE_ATTR(firmware_id, 0444, rmi_driver_firmware_id_show, NULL);
static ssize_t rmi_driver_package_id_show(struct device *dev,
struct device_attribute *dattr,
char *buf)
{
struct rmi_driver_data *data = dev_get_drvdata(dev);
struct f01_data *f01 = dev_get_drvdata(&data->f01_container->dev);
u32 package_id = f01->properties.package_id;
return scnprintf(buf, PAGE_SIZE, "%04x.%04x\n",
package_id & 0xffff, (package_id >> 16) & 0xffff);
}
static DEVICE_ATTR(package_id, 0444, rmi_driver_package_id_show, NULL);
static struct attribute *rmi_f01_attrs[] = {
&dev_attr_manufacturer_id.attr,
&dev_attr_date_of_manufacture.attr,
&dev_attr_product_id.attr,
&dev_attr_firmware_id.attr,
&dev_attr_package_id.attr,
NULL
};
static struct attribute_group rmi_f01_attr_group = {
.attrs = rmi_f01_attrs,
};
#ifdef CONFIG_OF
static int rmi_f01_of_probe(struct device *dev,
struct rmi_device_platform_data *pdata)
......@@ -480,9 +570,18 @@ static int rmi_f01_probe(struct rmi_function *fn)
dev_set_drvdata(&fn->dev, f01);
error = sysfs_create_group(&fn->rmi_dev->dev.kobj, &rmi_f01_attr_group);
if (error)
dev_warn(&fn->dev, "Failed to create sysfs group: %d\n", error);
return 0;
}
static void rmi_f01_remove(struct rmi_function *fn)
{
sysfs_remove_group(&fn->rmi_dev->dev.kobj, &rmi_f01_attr_group);
}
static int rmi_f01_config(struct rmi_function *fn)
{
struct f01_data *f01 = dev_get_drvdata(&fn->dev);
......@@ -622,6 +721,7 @@ struct rmi_function_handler rmi_f01_handler = {
},
.func = 0x01,
.probe = rmi_f01_probe,
.remove = rmi_f01_remove,
.config = rmi_f01_config,
.attention = rmi_f01_attention,
.suspend = rmi_f01_suspend,
......
......@@ -175,9 +175,6 @@ static int rmi_f03_attention(struct rmi_function *fn, unsigned long *irq_bits)
int i;
int error;
if (!rmi_dev)
return -ENODEV;
if (drvdata->attn_data.data) {
/* First grab the data passed by the transport device */
if (drvdata->attn_data.size < ob_len) {
......
......@@ -157,6 +157,9 @@ static int rmi_f34_write_blocks(struct f34_data *f34, const void *data,
i + 1, block_count);
data += f34->v5.block_size;
f34->update_progress += f34->v5.block_size;
f34->update_status = (f34->update_progress * 100) /
f34->update_size;
}
return 0;
......@@ -174,7 +177,7 @@ static int rmi_f34_write_config(struct f34_data *f34, const void *data)
F34_WRITE_CONFIG_BLOCK);
}
int rmi_f34_enable_flash(struct f34_data *f34)
static int rmi_f34_enable_flash(struct f34_data *f34)
{
return rmi_f34_command(f34, F34_ENABLE_FLASH_PROG,
F34_ENABLE_WAIT_MS, true);
......@@ -184,9 +187,14 @@ static int rmi_f34_flash_firmware(struct f34_data *f34,
const struct rmi_f34_firmware *syn_fw)
{
struct rmi_function *fn = f34->fn;
u32 image_size = le32_to_cpu(syn_fw->image_size);
u32 config_size = le32_to_cpu(syn_fw->config_size);
int ret;
if (syn_fw->image_size) {
f34->update_progress = 0;
f34->update_size = image_size + config_size;
if (image_size) {
dev_info(&fn->dev, "Erasing firmware...\n");
ret = rmi_f34_command(f34, F34_ERASE_ALL,
F34_ERASE_WAIT_MS, true);
......@@ -194,18 +202,18 @@ static int rmi_f34_flash_firmware(struct f34_data *f34,
return ret;
dev_info(&fn->dev, "Writing firmware (%d bytes)...\n",
syn_fw->image_size);
image_size);
ret = rmi_f34_write_firmware(f34, syn_fw->data);
if (ret)
return ret;
}
if (syn_fw->config_size) {
if (config_size) {
/*
* We only need to erase config if we haven't updated
* firmware.
*/
if (!syn_fw->image_size) {
if (!image_size) {
dev_info(&fn->dev, "Erasing config...\n");
ret = rmi_f34_command(f34, F34_ERASE_CONFIG,
F34_ERASE_WAIT_MS, true);
......@@ -214,9 +222,8 @@ static int rmi_f34_flash_firmware(struct f34_data *f34,
}
dev_info(&fn->dev, "Writing config (%d bytes)...\n",
syn_fw->config_size);
ret = rmi_f34_write_config(f34,
&syn_fw->data[syn_fw->image_size]);
config_size);
ret = rmi_f34_write_config(f34, &syn_fw->data[image_size]);
if (ret)
return ret;
}
......@@ -224,21 +231,23 @@ static int rmi_f34_flash_firmware(struct f34_data *f34,
return 0;
}
int rmi_f34_update_firmware(struct f34_data *f34, const struct firmware *fw)
static int rmi_f34_update_firmware(struct f34_data *f34,
const struct firmware *fw)
{
const struct rmi_f34_firmware *syn_fw;
const struct rmi_f34_firmware *syn_fw =
(const struct rmi_f34_firmware *)fw->data;
u32 image_size = le32_to_cpu(syn_fw->image_size);
u32 config_size = le32_to_cpu(syn_fw->config_size);
int ret;
syn_fw = (const struct rmi_f34_firmware *)fw->data;
BUILD_BUG_ON(offsetof(struct rmi_f34_firmware, data) !=
F34_FW_IMAGE_OFFSET);
rmi_dbg(RMI_DEBUG_FN, &f34->fn->dev,
"FW size:%d, checksum:%08x, image_size:%d, config_size:%d\n",
(int)fw->size,
"FW size:%zd, checksum:%08x, image_size:%d, config_size:%d\n",
fw->size,
le32_to_cpu(syn_fw->checksum),
le32_to_cpu(syn_fw->image_size),
le32_to_cpu(syn_fw->config_size));
image_size, config_size);
rmi_dbg(RMI_DEBUG_FN, &f34->fn->dev,
"FW bootloader_id:%02x, product_id:%.*s, info: %02x%02x\n",
......@@ -246,27 +255,25 @@ int rmi_f34_update_firmware(struct f34_data *f34, const struct firmware *fw)
(int)sizeof(syn_fw->product_id), syn_fw->product_id,
syn_fw->product_info[0], syn_fw->product_info[1]);
if (syn_fw->image_size &&
syn_fw->image_size != f34->v5.fw_blocks * f34->v5.block_size) {
if (image_size && image_size != f34->v5.fw_blocks * f34->v5.block_size) {
dev_err(&f34->fn->dev,
"Bad firmware image: fw size %d, expected %d\n",
syn_fw->image_size,
f34->v5.fw_blocks * f34->v5.block_size);
image_size, f34->v5.fw_blocks * f34->v5.block_size);
ret = -EILSEQ;
goto out;
}
if (syn_fw->config_size &&
syn_fw->config_size != f34->v5.config_blocks * f34->v5.block_size) {
if (config_size &&
config_size != f34->v5.config_blocks * f34->v5.block_size) {
dev_err(&f34->fn->dev,
"Bad firmware image: config size %d, expected %d\n",
syn_fw->config_size,
config_size,
f34->v5.config_blocks * f34->v5.block_size);
ret = -EILSEQ;
goto out;
}
if (syn_fw->image_size && !syn_fw->config_size) {
if (image_size && !config_size) {
dev_err(&f34->fn->dev, "Bad firmware image: no config data\n");
ret = -EILSEQ;
goto out;
......@@ -283,6 +290,63 @@ out:
return ret;
}
static int rmi_f34_status(struct rmi_function *fn)
{
struct f34_data *f34 = dev_get_drvdata(&fn->dev);
/*
* The status is the percentage complete, or once complete,
* zero for success or a negative return code.
*/
return f34->update_status;
}
static ssize_t rmi_driver_bootloader_id_show(struct device *dev,
struct device_attribute *dattr,
char *buf)
{
struct rmi_driver_data *data = dev_get_drvdata(dev);
struct rmi_function *fn = data->f34_container;
struct f34_data *f34;
if (fn) {
f34 = dev_get_drvdata(&fn->dev);
if (f34->bl_version == 5)
return scnprintf(buf, PAGE_SIZE, "%c%c\n",
f34->bootloader_id[0],
f34->bootloader_id[1]);
else
return scnprintf(buf, PAGE_SIZE, "V%d.%d\n",
f34->bootloader_id[1],
f34->bootloader_id[0]);
}
return 0;
}
static DEVICE_ATTR(bootloader_id, 0444, rmi_driver_bootloader_id_show, NULL);
static ssize_t rmi_driver_configuration_id_show(struct device *dev,
struct device_attribute *dattr,
char *buf)
{
struct rmi_driver_data *data = dev_get_drvdata(dev);
struct rmi_function *fn = data->f34_container;
struct f34_data *f34;
if (fn) {
f34 = dev_get_drvdata(&fn->dev);
return scnprintf(buf, PAGE_SIZE, "%s\n", f34->configuration_id);
}
return 0;
}
static DEVICE_ATTR(configuration_id, 0444,
rmi_driver_configuration_id_show, NULL);
static int rmi_firmware_update(struct rmi_driver_data *data,
const struct firmware *fw)
{
......@@ -346,7 +410,13 @@ static int rmi_firmware_update(struct rmi_driver_data *data,
else
ret = rmi_f34_update_firmware(f34, fw);
dev_info(&f34->fn->dev, "Firmware update complete, status:%d\n", ret);
if (ret) {
f34->update_status = ret;
dev_err(&f34->fn->dev,
"Firmware update failed, status: %d\n", ret);
} else {
dev_info(&f34->fn->dev, "Firmware update complete\n");
}
rmi_disable_irq(rmi_dev, false);
......@@ -377,9 +447,6 @@ static int rmi_firmware_update(struct rmi_driver_data *data,
return ret;
}
static int rmi_firmware_update(struct rmi_driver_data *data,
const struct firmware *fw);
static ssize_t rmi_driver_update_fw_store(struct device *dev,
struct device_attribute *dattr,
const char *buf, size_t count)
......@@ -414,8 +481,27 @@ static ssize_t rmi_driver_update_fw_store(struct device *dev,
static DEVICE_ATTR(update_fw, 0200, NULL, rmi_driver_update_fw_store);
static ssize_t rmi_driver_update_fw_status_show(struct device *dev,
struct device_attribute *dattr,
char *buf)
{
struct rmi_driver_data *data = dev_get_drvdata(dev);
int update_status = 0;
if (data->f34_container)
update_status = rmi_f34_status(data->f34_container);
return scnprintf(buf, PAGE_SIZE, "%d\n", update_status);
}
static DEVICE_ATTR(update_fw_status, 0444,
rmi_driver_update_fw_status_show, NULL);
static struct attribute *rmi_firmware_attrs[] = {
&dev_attr_bootloader_id.attr,
&dev_attr_configuration_id.attr,
&dev_attr_update_fw.attr,
&dev_attr_update_fw_status.attr,
NULL
};
......@@ -441,8 +527,6 @@ static int rmi_f34_probe(struct rmi_function *fn)
/* v5 code only supported version 0, try V7 probe */
if (version > 0)
return rmi_f34v7_probe(f34);
else if (version != 0)
return -ENODEV;
f34->bl_version = 5;
......
......@@ -301,6 +301,10 @@ struct f34_data {
unsigned char bootloader_id[5];
unsigned char configuration_id[CONFIG_ID_SIZE*2 + 1];
int update_status;
int update_progress;
int update_size;
union {
struct f34v5_data v5;
struct f34v7_data v7;
......
......@@ -588,6 +588,7 @@ static int rmi_f34v7_check_ui_firmware_size(struct f34_data *f34)
u16 block_count;
block_count = f34->v7.img.ui_firmware.size / f34->v7.block_size;
f34->update_size += block_count;
if (block_count != f34->v7.blkcount.ui_firmware) {
dev_err(&f34->fn->dev,
......@@ -604,6 +605,7 @@ static int rmi_f34v7_check_ui_config_size(struct f34_data *f34)
u16 block_count;
block_count = f34->v7.img.ui_config.size / f34->v7.block_size;
f34->update_size += block_count;