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-rw-r--r--drivers/hid/hid-apple.c6
-rw-r--r--drivers/hid/hid-core.c6
-rw-r--r--drivers/hid/hid-ids.h3
-rw-r--r--drivers/input/joystick/xpad.c2
-rw-r--r--drivers/input/keyboard/Kconfig1
-rw-r--r--drivers/input/keyboard/samsung-keypad.c52
-rw-r--r--drivers/input/mouse/bcm5974.c36
-rw-r--r--drivers/input/serio/Kconfig1
-rw-r--r--drivers/input/tablet/wacom_wac.c2
-rw-r--r--drivers/input/touchscreen/Kconfig1
-rw-r--r--drivers/input/touchscreen/cyttsp4_core.c15
-rw-r--r--drivers/input/touchscreen/cyttsp4_core.h12
-rw-r--r--drivers/input/touchscreen/cyttsp4_spi.c20
-rw-r--r--drivers/input/touchscreen/cyttsp_core.c28
-rw-r--r--drivers/input/touchscreen/cyttsp_core.h10
-rw-r--r--drivers/input/touchscreen/cyttsp_i2c_common.c30
-rw-r--r--drivers/input/touchscreen/cyttsp_spi.c6
-rw-r--r--drivers/input/touchscreen/tps6507x-ts.c158
18 files changed, 183 insertions, 206 deletions
diff --git a/drivers/hid/hid-apple.c b/drivers/hid/hid-apple.c
index feae88b53fcd..c7710b5c69af 100644
--- a/drivers/hid/hid-apple.c
+++ b/drivers/hid/hid-apple.c
@@ -524,6 +524,12 @@ static const struct hid_device_id apple_devices[] = {
.driver_data = APPLE_HAS_FN | APPLE_ISO_KEYBOARD },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS),
.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI),
+ .driver_data = APPLE_HAS_FN },
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ISO),
+ .driver_data = APPLE_HAS_FN | APPLE_ISO_KEYBOARD },
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_JIS),
+ .driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI),
.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO),
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index 264f55099940..402f48689943 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -1547,6 +1547,9 @@ static const struct hid_device_id hid_have_special_driver[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI) },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO) },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ISO) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_JIS) },
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI) },
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO) },
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS) },
@@ -2179,6 +2182,9 @@ static const struct hid_device_id hid_mouse_ignore_list[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI) },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO) },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ISO) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_JIS) },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
{ }
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 38535c9243d5..216888538c50 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -135,6 +135,9 @@
#define USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS 0x023b
#define USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ANSI 0x0255
#define USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ISO 0x0256
+#define USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI 0x0291
+#define USB_DEVICE_ID_APPLE_WELLSPRING8_ISO 0x0292
+#define USB_DEVICE_ID_APPLE_WELLSPRING8_JIS 0x0293
#define USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY 0x030a
#define USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY 0x030b
#define USB_DEVICE_ID_APPLE_IRCONTROL 0x8240
diff --git a/drivers/input/joystick/xpad.c b/drivers/input/joystick/xpad.c
index d6cbfe9df218..fa061d46527f 100644
--- a/drivers/input/joystick/xpad.c
+++ b/drivers/input/joystick/xpad.c
@@ -137,7 +137,7 @@ static const struct xpad_device {
{ 0x0738, 0x4540, "Mad Catz Beat Pad", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX },
{ 0x0738, 0x4556, "Mad Catz Lynx Wireless Controller", 0, XTYPE_XBOX },
{ 0x0738, 0x4716, "Mad Catz Wired Xbox 360 Controller", 0, XTYPE_XBOX360 },
- { 0x0738, 0x4728, "Mad Catz Street Fighter IV FightPad", XTYPE_XBOX360 },
+ { 0x0738, 0x4728, "Mad Catz Street Fighter IV FightPad", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 },
{ 0x0738, 0x4738, "Mad Catz Wired Xbox 360 Controller (SFIV)", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 },
{ 0x0738, 0x6040, "Mad Catz Beat Pad Pro", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX },
{ 0x0738, 0xbeef, "Mad Catz JOYTECH NEO SE Advanced GamePad", XTYPE_XBOX360 },
diff --git a/drivers/input/keyboard/Kconfig b/drivers/input/keyboard/Kconfig
index 77412d824963..269d4c3658cb 100644
--- a/drivers/input/keyboard/Kconfig
+++ b/drivers/input/keyboard/Kconfig
@@ -441,6 +441,7 @@ config KEYBOARD_TEGRA
config KEYBOARD_OPENCORES
tristate "OpenCores Keyboard Controller"
+ depends on HAS_IOMEM
help
Say Y here if you want to use the OpenCores Keyboard Controller
http://www.opencores.org/project,keyboardcontroller
diff --git a/drivers/input/keyboard/samsung-keypad.c b/drivers/input/keyboard/samsung-keypad.c
index 7b938b481bd5..ac43a486c775 100644
--- a/drivers/input/keyboard/samsung-keypad.c
+++ b/drivers/input/keyboard/samsung-keypad.c
@@ -24,7 +24,6 @@
#include <linux/pm_runtime.h>
#include <linux/slab.h>
#include <linux/of.h>
-#include <linux/of_gpio.h>
#include <linux/sched.h>
#include <linux/input/samsung-keypad.h>
@@ -79,10 +78,6 @@ struct samsung_keypad {
unsigned int rows;
unsigned int cols;
unsigned int row_state[SAMSUNG_MAX_COLS];
-#ifdef CONFIG_OF
- int row_gpios[SAMSUNG_MAX_ROWS];
- int col_gpios[SAMSUNG_MAX_COLS];
-#endif
unsigned short keycodes[];
};
@@ -304,45 +299,6 @@ static struct samsung_keypad_platdata *samsung_keypad_parse_dt(
return pdata;
}
-
-static void samsung_keypad_parse_dt_gpio(struct device *dev,
- struct samsung_keypad *keypad)
-{
- struct device_node *np = dev->of_node;
- int gpio, error, row, col;
-
- for (row = 0; row < keypad->rows; row++) {
- gpio = of_get_named_gpio(np, "row-gpios", row);
- keypad->row_gpios[row] = gpio;
- if (!gpio_is_valid(gpio)) {
- dev_err(dev, "keypad row[%d]: invalid gpio %d\n",
- row, gpio);
- continue;
- }
-
- error = devm_gpio_request(dev, gpio, "keypad-row");
- if (error)
- dev_err(dev,
- "keypad row[%d] gpio request failed: %d\n",
- row, error);
- }
-
- for (col = 0; col < keypad->cols; col++) {
- gpio = of_get_named_gpio(np, "col-gpios", col);
- keypad->col_gpios[col] = gpio;
- if (!gpio_is_valid(gpio)) {
- dev_err(dev, "keypad column[%d]: invalid gpio %d\n",
- col, gpio);
- continue;
- }
-
- error = devm_gpio_request(dev, gpio, "keypad-col");
- if (error)
- dev_err(dev,
- "keypad column[%d] gpio request failed: %d\n",
- col, error);
- }
-}
#else
static
struct samsung_keypad_platdata *samsung_keypad_parse_dt(struct device *dev)
@@ -424,15 +380,11 @@ static int samsung_keypad_probe(struct platform_device *pdev)
keypad->stopped = true;
init_waitqueue_head(&keypad->wait);
- if (pdev->dev.of_node) {
-#ifdef CONFIG_OF
- samsung_keypad_parse_dt_gpio(&pdev->dev, keypad);
+ if (pdev->dev.of_node)
keypad->type = of_device_is_compatible(pdev->dev.of_node,
"samsung,s5pv210-keypad");
-#endif
- } else {
+ else
keypad->type = platform_get_device_id(pdev)->driver_data;
- }
input_dev->name = pdev->name;
input_dev->id.bustype = BUS_HOST;
diff --git a/drivers/input/mouse/bcm5974.c b/drivers/input/mouse/bcm5974.c
index 2baff1b79a55..4ef4d5e198ae 100644
--- a/drivers/input/mouse/bcm5974.c
+++ b/drivers/input/mouse/bcm5974.c
@@ -88,6 +88,10 @@
#define USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI 0x0259
#define USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO 0x025a
#define USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS 0x025b
+/* MacbookAir6,2 (unibody, June 2013) */
+#define USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI 0x0291
+#define USB_DEVICE_ID_APPLE_WELLSPRING8_ISO 0x0292
+#define USB_DEVICE_ID_APPLE_WELLSPRING8_JIS 0x0293
#define BCM5974_DEVICE(prod) { \
.match_flags = (USB_DEVICE_ID_MATCH_DEVICE | \
@@ -145,6 +149,10 @@ static const struct usb_device_id bcm5974_table[] = {
BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI),
BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO),
BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS),
+ /* MacbookAir6,2 */
+ BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI),
+ BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING8_ISO),
+ BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING8_JIS),
/* Terminating entry */
{}
};
@@ -172,15 +180,18 @@ struct bt_data {
/* trackpad header types */
enum tp_type {
TYPE1, /* plain trackpad */
- TYPE2 /* button integrated in trackpad */
+ TYPE2, /* button integrated in trackpad */
+ TYPE3 /* additional header fields since June 2013 */
};
/* trackpad finger data offsets, le16-aligned */
#define FINGER_TYPE1 (13 * sizeof(__le16))
#define FINGER_TYPE2 (15 * sizeof(__le16))
+#define FINGER_TYPE3 (19 * sizeof(__le16))
/* trackpad button data offsets */
#define BUTTON_TYPE2 15
+#define BUTTON_TYPE3 23
/* list of device capability bits */
#define HAS_INTEGRATED_BUTTON 1
@@ -400,6 +411,19 @@ static const struct bcm5974_config bcm5974_config_table[] = {
{ SN_COORD, -150, 6730 },
{ SN_ORIENT, -MAX_FINGER_ORIENTATION, MAX_FINGER_ORIENTATION }
},
+ {
+ USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI,
+ USB_DEVICE_ID_APPLE_WELLSPRING8_ISO,
+ USB_DEVICE_ID_APPLE_WELLSPRING8_JIS,
+ HAS_INTEGRATED_BUTTON,
+ 0, sizeof(struct bt_data),
+ 0x83, TYPE3, FINGER_TYPE3, FINGER_TYPE3 + SIZEOF_ALL_FINGERS,
+ { SN_PRESSURE, 0, 300 },
+ { SN_WIDTH, 0, 2048 },
+ { SN_COORD, -4620, 5140 },
+ { SN_COORD, -150, 6600 },
+ { SN_ORIENT, -MAX_FINGER_ORIENTATION, MAX_FINGER_ORIENTATION }
+ },
{}
};
@@ -557,6 +581,9 @@ static int report_tp_state(struct bcm5974 *dev, int size)
input_report_key(input, BTN_LEFT, ibt);
}
+ if (c->tp_type == TYPE3)
+ input_report_key(input, BTN_LEFT, dev->tp_data[BUTTON_TYPE3]);
+
input_sync(input);
return 0;
@@ -572,9 +599,14 @@ static int report_tp_state(struct bcm5974 *dev, int size)
static int bcm5974_wellspring_mode(struct bcm5974 *dev, bool on)
{
- char *data = kmalloc(8, GFP_KERNEL);
int retval = 0, size;
+ char *data;
+
+ /* Type 3 does not require a mode switch */
+ if (dev->cfg.tp_type == TYPE3)
+ return 0;
+ data = kmalloc(8, GFP_KERNEL);
if (!data) {
dev_err(&dev->intf->dev, "out of memory\n");
retval = -ENOMEM;
diff --git a/drivers/input/serio/Kconfig b/drivers/input/serio/Kconfig
index d401a7dccaa7..94c17c28d268 100644
--- a/drivers/input/serio/Kconfig
+++ b/drivers/input/serio/Kconfig
@@ -205,6 +205,7 @@ config SERIO_XILINX_XPS_PS2
config SERIO_ALTERA_PS2
tristate "Altera UP PS/2 controller"
+ depends on HAS_IOMEM
help
Say Y here if you have Altera University Program PS/2 ports.
diff --git a/drivers/input/tablet/wacom_wac.c b/drivers/input/tablet/wacom_wac.c
index 518282da6d85..384fbcd0cee0 100644
--- a/drivers/input/tablet/wacom_wac.c
+++ b/drivers/input/tablet/wacom_wac.c
@@ -363,6 +363,7 @@ static int wacom_intuos_inout(struct wacom_wac *wacom)
case 0x140802: /* Intuos4/5 13HD/24HD Classic Pen */
case 0x160802: /* Cintiq 13HD Pro Pen */
case 0x180802: /* DTH2242 Pen */
+ case 0x100802: /* Intuos4/5 13HD/24HD General Pen */
wacom->tool[idx] = BTN_TOOL_PEN;
break;
@@ -401,6 +402,7 @@ static int wacom_intuos_inout(struct wacom_wac *wacom)
case 0x10080c: /* Intuos4/5 13HD/24HD Art Pen Eraser */
case 0x16080a: /* Cintiq 13HD Pro Pen Eraser */
case 0x18080a: /* DTH2242 Eraser */
+ case 0x10080a: /* Intuos4/5 13HD/24HD General Pen Eraser */
wacom->tool[idx] = BTN_TOOL_RUBBER;
break;
diff --git a/drivers/input/touchscreen/Kconfig b/drivers/input/touchscreen/Kconfig
index 2d70089c1183..3b9758b5f4d7 100644
--- a/drivers/input/touchscreen/Kconfig
+++ b/drivers/input/touchscreen/Kconfig
@@ -909,6 +909,7 @@ config TOUCHSCREEN_STMPE
config TOUCHSCREEN_TPS6507X
tristate "TPS6507x based touchscreens"
depends on I2C
+ select INPUT_POLLDEV
help
Say Y here if you have a TPS6507x based touchscreen
controller.
diff --git a/drivers/input/touchscreen/cyttsp4_core.c b/drivers/input/touchscreen/cyttsp4_core.c
index 963da052c15e..edcf7993034b 100644
--- a/drivers/input/touchscreen/cyttsp4_core.c
+++ b/drivers/input/touchscreen/cyttsp4_core.c
@@ -153,7 +153,7 @@ static int cyttsp4_hw_reset(struct cyttsp4 *cd)
*/
static int cyttsp4_bits_2_bytes(unsigned int nbits, size_t *max)
{
- *max = 1 << nbits;
+ *max = 1UL << nbits;
return (nbits + 7) / 8;
}
@@ -1450,11 +1450,6 @@ static void cyttsp4_watchdog_work(struct work_struct *work)
u8 *mode;
int retval;
- if (cd == NULL) {
- dev_err(cd->dev, "%s: NULL context pointer\n", __func__);
- return;
- }
-
mutex_lock(&cd->system_lock);
retval = cyttsp4_load_status_regs(cd);
if (retval < 0) {
@@ -2030,7 +2025,7 @@ struct cyttsp4 *cyttsp4_probe(const struct cyttsp4_bus_ops *ops,
if (!cd->xfer_buf) {
dev_err(dev, "%s: Error, kzalloc\n", __func__);
rc = -ENOMEM;
- goto error_alloc_data;
+ goto error_free_cd;
}
/* Initialize device info */
@@ -2054,7 +2049,7 @@ struct cyttsp4 *cyttsp4_probe(const struct cyttsp4_bus_ops *ops,
cd->irq = gpio_to_irq(cd->cpdata->irq_gpio);
if (cd->irq < 0) {
rc = -EINVAL;
- goto error_gpio_irq;
+ goto error_free_xfer;
}
dev_set_drvdata(dev, cd);
@@ -2122,7 +2117,9 @@ error_request_irq:
if (cd->cpdata->init)
cd->cpdata->init(cd->cpdata, 0, dev);
dev_set_drvdata(dev, NULL);
-error_gpio_irq:
+error_free_xfer:
+ kfree(cd->xfer_buf);
+error_free_cd:
kfree(cd);
error_alloc_data:
error_no_pdata:
diff --git a/drivers/input/touchscreen/cyttsp4_core.h b/drivers/input/touchscreen/cyttsp4_core.h
index 86a254354136..8e0d4d490b20 100644
--- a/drivers/input/touchscreen/cyttsp4_core.h
+++ b/drivers/input/touchscreen/cyttsp4_core.h
@@ -369,9 +369,9 @@ struct cyttsp4 {
struct cyttsp4_bus_ops {
u16 bustype;
- int (*write)(struct device *dev, u8 *xfer_buf, u8 addr, u8 length,
+ int (*write)(struct device *dev, u8 *xfer_buf, u16 addr, u8 length,
const void *values);
- int (*read)(struct device *dev, u8 *xfer_buf, u8 addr, u8 length,
+ int (*read)(struct device *dev, u8 *xfer_buf, u16 addr, u8 length,
void *values);
};
@@ -448,13 +448,13 @@ enum cyttsp4_event_id {
/* y-axis, 0:origin is on top side of panel, 1: bottom */
#define CY_PCFG_ORIGIN_Y_MASK 0x80
-static inline int cyttsp4_adap_read(struct cyttsp4 *ts, u8 addr, int size,
+static inline int cyttsp4_adap_read(struct cyttsp4 *ts, u16 addr, int size,
void *buf)
{
return ts->bus_ops->read(ts->dev, ts->xfer_buf, addr, size, buf);
}
-static inline int cyttsp4_adap_write(struct cyttsp4 *ts, u8 addr, int size,
+static inline int cyttsp4_adap_write(struct cyttsp4 *ts, u16 addr, int size,
const void *buf)
{
return ts->bus_ops->write(ts->dev, ts->xfer_buf, addr, size, buf);
@@ -463,9 +463,9 @@ static inline int cyttsp4_adap_write(struct cyttsp4 *ts, u8 addr, int size,
extern struct cyttsp4 *cyttsp4_probe(const struct cyttsp4_bus_ops *ops,
struct device *dev, u16 irq, size_t xfer_buf_size);
extern int cyttsp4_remove(struct cyttsp4 *ts);
-int cyttsp_i2c_write_block_data(struct device *dev, u8 *xfer_buf, u8 addr,
+int cyttsp_i2c_write_block_data(struct device *dev, u8 *xfer_buf, u16 addr,
u8 length, const void *values);
-int cyttsp_i2c_read_block_data(struct device *dev, u8 *xfer_buf, u8 addr,
+int cyttsp_i2c_read_block_data(struct device *dev, u8 *xfer_buf, u16 addr,
u8 length, void *values);
extern const struct dev_pm_ops cyttsp4_pm_ops;
diff --git a/drivers/input/touchscreen/cyttsp4_spi.c b/drivers/input/touchscreen/cyttsp4_spi.c
index f8f891bead34..a71e1141d638 100644
--- a/drivers/input/touchscreen/cyttsp4_spi.c
+++ b/drivers/input/touchscreen/cyttsp4_spi.c
@@ -44,7 +44,7 @@
#define CY_SPI_DATA_BUF_SIZE (CY_SPI_CMD_BYTES + CY_SPI_DATA_SIZE)
static int cyttsp_spi_xfer(struct device *dev, u8 *xfer_buf,
- u8 op, u8 reg, u8 *buf, int length)
+ u8 op, u16 reg, u8 *buf, int length)
{
struct spi_device *spi = to_spi_device(dev);
struct spi_message msg;
@@ -63,14 +63,12 @@ static int cyttsp_spi_xfer(struct device *dev, u8 *xfer_buf,
memset(wr_buf, 0, CY_SPI_DATA_BUF_SIZE);
memset(rd_buf, 0, CY_SPI_CMD_BYTES);
- if (reg > 255)
- wr_buf[0] = op + CY_SPI_A8_BIT;
- else
- wr_buf[0] = op;
- if (op == CY_SPI_WR_OP)
- wr_buf[1] = reg % 256;
- if (op == CY_SPI_WR_OP && length > 0)
- memcpy(wr_buf + CY_SPI_CMD_BYTES, buf, length);
+ wr_buf[0] = op + (((reg >> 8) & 0x1) ? CY_SPI_A8_BIT : 0);
+ if (op == CY_SPI_WR_OP) {
+ wr_buf[1] = reg & 0xFF;
+ if (length > 0)
+ memcpy(wr_buf + CY_SPI_CMD_BYTES, buf, length);
+ }
memset(xfer, 0, sizeof(xfer));
spi_message_init(&msg);
@@ -130,7 +128,7 @@ static int cyttsp_spi_xfer(struct device *dev, u8 *xfer_buf,
}
static int cyttsp_spi_read_block_data(struct device *dev, u8 *xfer_buf,
- u8 addr, u8 length, void *data)
+ u16 addr, u8 length, void *data)
{
int rc;
@@ -143,7 +141,7 @@ static int cyttsp_spi_read_block_data(struct device *dev, u8 *xfer_buf,
}
static int cyttsp_spi_write_block_data(struct device *dev, u8 *xfer_buf,
- u8 addr, u8 length, const void *data)
+ u16 addr, u8 length, const void *data)
{
return cyttsp_spi_xfer(dev, xfer_buf, CY_SPI_WR_OP, addr, (void *)data,
length);
diff --git a/drivers/input/touchscreen/cyttsp_core.c b/drivers/input/touchscreen/cyttsp_core.c
index 4824fa343897..d53e0b72a407 100644
--- a/drivers/input/touchscreen/cyttsp_core.c
+++ b/drivers/input/touchscreen/cyttsp_core.c
@@ -118,6 +118,15 @@ static int ttsp_send_command(struct cyttsp *ts, u8 cmd)
return ttsp_write_block_data(ts, CY_REG_BASE, sizeof(cmd), &cmd);
}
+static int cyttsp_handshake(struct cyttsp *ts)
+{
+ if (ts->pdata->use_hndshk)
+ return ttsp_send_command(ts,
+ ts->xy_data.hst_mode ^ CY_HNDSHK_BIT);
+
+ return 0;
+}
+
static int cyttsp_load_bl_regs(struct cyttsp *ts)
{
memset(&ts->bl_data, 0, sizeof(ts->bl_data));
@@ -135,7 +144,7 @@ static int cyttsp_exit_bl_mode(struct cyttsp *ts)
memcpy(bl_cmd, bl_command, sizeof(bl_command));
if (ts->pdata->bl_keys)
memcpy(&bl_cmd[sizeof(bl_command) - CY_NUM_BL_KEYS],
- ts->pdata->bl_keys, sizeof(bl_command));
+ ts->pdata->bl_keys, CY_NUM_BL_KEYS);
error = ttsp_write_block_data(ts, CY_REG_BASE,
sizeof(bl_cmd), bl_cmd);
@@ -169,6 +178,10 @@ static int cyttsp_set_operational_mode(struct cyttsp *ts)
if (error)
return error;
+ error = cyttsp_handshake(ts);
+ if (error)
+ return error;
+
return ts->xy_data.act_dist == CY_ACT_DIST_DFLT ? -EIO : 0;
}
@@ -190,6 +203,10 @@ static int cyttsp_set_sysinfo_mode(struct cyttsp *ts)
if (error)
return error;
+ error = cyttsp_handshake(ts);
+ if (error)
+ return error;
+
if (!ts->sysinfo_data.tts_verh && !ts->sysinfo_data.tts_verl)
return -EIO;
@@ -346,12 +363,9 @@ static irqreturn_t cyttsp_irq(int irq, void *handle)
goto out;
/* provide flow control handshake */
- if (ts->pdata->use_hndshk) {
- error = ttsp_send_command(ts,
- ts->xy_data.hst_mode ^ CY_HNDSHK_BIT);
- if (error)
- goto out;
- }
+ error = cyttsp_handshake(ts);
+ if (error)
+ goto out;
if (unlikely(ts->state == CY_IDLE_STATE))
goto out;
diff --git a/drivers/input/touchscreen/cyttsp_core.h b/drivers/input/touchscreen/cyttsp_core.h
index d0c9e488b05d..07074110a902 100644
--- a/drivers/input/touchscreen/cyttsp_core.h
+++ b/drivers/input/touchscreen/cyttsp_core.h
@@ -67,8 +67,8 @@ struct cyttsp_xydata {
/* TTSP System Information interface definition */
struct cyttsp_sysinfo_data {
u8 hst_mode;
- u8 mfg_cmd;
u8 mfg_stat;
+ u8 mfg_cmd;
u8 cid[3];
u8 tt_undef1;
u8 uid[8];
@@ -112,9 +112,9 @@ struct cyttsp;
struct cyttsp_bus_ops {
u16 bustype;
- int (*write)(struct device *dev, u8 *xfer_buf, u8 addr, u8 length,
+ int (*write)(struct device *dev, u8 *xfer_buf, u16 addr, u8 length,
const void *values);
- int (*read)(struct device *dev, u8 *xfer_buf, u8 addr, u8 length,
+ int (*read)(struct device *dev, u8 *xfer_buf, u16 addr, u8 length,
void *values);
};
@@ -145,9 +145,9 @@ struct cyttsp *cyttsp_probe(const struct cyttsp_bus_ops *bus_ops,
struct device *dev, int irq, size_t xfer_buf_size);
void cyttsp_remove(struct cyttsp *ts);
-int cyttsp_i2c_write_block_data(struct device *dev, u8 *xfer_buf, u8 addr,
+int cyttsp_i2c_write_block_data(struct device *dev, u8 *xfer_buf, u16 addr,
u8 length, const void *values);
-int cyttsp_i2c_read_block_data(struct device *dev, u8 *xfer_buf, u8 addr,
+int cyttsp_i2c_read_block_data(struct device *dev, u8 *xfer_buf, u16 addr,
u8 length, void *values);
extern const struct dev_pm_ops cyttsp_pm_ops;
diff --git a/drivers/input/touchscreen/cyttsp_i2c_common.c b/drivers/input/touchscreen/cyttsp_i2c_common.c
index 07c553fbcef2..1d7b6f154168 100644
--- a/drivers/input/touchscreen/cyttsp_i2c_common.c
+++ b/drivers/input/touchscreen/cyttsp_i2c_common.c
@@ -32,18 +32,20 @@
#include <linux/types.h>
int cyttsp_i2c_read_block_data(struct device *dev, u8 *xfer_buf,
- u8 addr, u8 length, void *values)
+ u16 addr, u8 length, void *values)
{
struct i2c_client *client = to_i2c_client(dev);
+ u8 client_addr = client->addr | ((addr >> 8) & 0x1);
+ u8 addr_lo = addr & 0xFF;
struct i2c_msg msgs[] = {
{
- .addr = client->addr,
+ .addr = client_addr,
.flags = 0,
.len = 1,
- .buf = &addr,
+ .buf = &addr_lo,
},
{
- .addr = client->addr,
+ .addr = client_addr,
.flags = I2C_M_RD,
.len = length,
.buf = values,
@@ -60,17 +62,29 @@ int cyttsp_i2c_read_block_data(struct device *dev, u8 *xfer_buf,
EXPORT_SYMBOL_GPL(cyttsp_i2c_read_block_data);
int cyttsp_i2c_write_block_data(struct device *dev, u8 *xfer_buf,
- u8 addr, u8 length, const void *values)
+ u16 addr, u8 length, const void *values)
{
struct i2c_client *client = to_i2c_client(dev);
+ u8 client_addr = client->addr | ((addr >> 8) & 0x1);
+ u8 addr_lo = addr & 0xFF;
+ struct i2c_msg msgs[] = {
+ {
+ .addr = client_addr,
+ .flags = 0,
+ .len = length + 1,
+ .buf = xfer_buf,
+ },
+ };
int retval;
- xfer_buf[0] = addr;
+ xfer_buf[0] = addr_lo;
memcpy(&xfer_buf[1], values, length);
- retval = i2c_master_send(client, xfer_buf, length + 1);
+ retval = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs));
+ if (retval < 0)
+ return retval;
- return retval < 0 ? retval : 0;
+ return retval != ARRAY_SIZE(msgs) ? -EIO : 0;
}
EXPORT_SYMBOL_GPL(cyttsp_i2c_write_block_data);
diff --git a/drivers/input/touchscreen/cyttsp_spi.c b/drivers/input/touchscreen/cyttsp_spi.c
index 1df625337b84..4728bcb1916c 100644
--- a/drivers/input/touchscreen/cyttsp_spi.c
+++ b/drivers/input/touchscreen/cyttsp_spi.c
@@ -41,7 +41,7 @@
#define CY_SPI_BITS_PER_WORD 8
static int cyttsp_spi_xfer(struct device *dev, u8 *xfer_buf,
- u8 op, u8 reg, u8 *buf, int length)
+ u8 op, u16 reg, u8 *buf, int length)
{
struct spi_device *spi = to_spi_device(dev);
struct spi_message msg;
@@ -126,14 +126,14 @@ static int cyttsp_spi_xfer(struct device *dev, u8 *xfer_buf,
}
static int cyttsp_spi_read_block_data(struct device *dev, u8 *xfer_buf,
- u8 addr, u8 length, void *data)
+ u16 addr, u8 length, void *data)
{
return cyttsp_spi_xfer(dev, xfer_buf, CY_SPI_RD_OP, addr, data,
length);
}
static int cyttsp_spi_write_block_data(struct device *dev, u8 *xfer_buf,
- u8 addr, u8 length, const void *data)
+ u16 addr, u8 length, const void *data)
{
return cyttsp_spi_xfer(dev, xfer_buf, CY_SPI_WR_OP, addr, (void *)data,
length);
diff --git a/drivers/input/touchscreen/tps6507x-ts.c b/drivers/input/touchscreen/tps6507x-ts.c
index 820a066c3b8a..94cde2cb1491 100644
--- a/drivers/input/touchscreen/tps6507x-ts.c
+++ b/drivers/input/touchscreen/tps6507x-ts.c
@@ -17,6 +17,7 @@
#include <linux/workqueue.h>
#include <linux/slab.h>
#include <linux/input.h>
+#include <linux/input-polldev.h>
#include <linux/platform_device.h>
#include <linux/mfd/tps6507x.h>
#include <linux/input/tps6507x-ts.h>
@@ -38,20 +39,13 @@ struct ts_event {
};
struct tps6507x_ts {
- struct input_dev *input_dev;
struct device *dev;
+ struct input_polled_dev *poll_dev;
+ struct tps6507x_dev *mfd;
char phys[32];
- struct delayed_work work;
- unsigned polling; /* polling is active */
struct ts_event tc;
- struct tps6507x_dev *mfd;
- u16 model;
- unsigned pendown;
- int irq;
- void (*clear_penirq)(void);
- unsigned long poll_period; /* ms */
u16 min_pressure;
- int vref; /* non-zero to leave vref on */
+ bool pendown;
};
static int tps6507x_read_u8(struct tps6507x_ts *tsc, u8 reg, u8 *data)
@@ -161,18 +155,15 @@ static s32 tps6507x_adc_standby(struct tps6507x_ts *tsc)
return ret;
}
-static void tps6507x_ts_handler(struct work_struct *work)
+static void tps6507x_ts_poll(struct input_polled_dev *poll_dev)
{
- struct tps6507x_ts *tsc = container_of(work,
- struct tps6507x_ts, work.work);
- struct input_dev *input_dev = tsc->input_dev;
- int pendown;
- int schd;
- int poll = 0;
+ struct tps6507x_ts *tsc = poll_dev->private;
+ struct input_dev *input_dev = poll_dev->input;
+ bool pendown;
s32 ret;
- ret = tps6507x_adc_conversion(tsc, TPS6507X_TSCMODE_PRESSURE,
- &tsc->tc.pressure);
+ ret = tps6507x_adc_conversion(tsc, TPS6507X_TSCMODE_PRESSURE,
+ &tsc->tc.pressure);
if (ret)
goto done;
@@ -183,7 +174,7 @@ static void tps6507x_ts_handler(struct work_struct *work)
input_report_key(input_dev, BTN_TOUCH, 0);
input_report_abs(input_dev, ABS_PRESSURE, 0);
input_sync(input_dev);
- tsc->pendown = 0;
+ tsc->pendown = false;
}
if (pendown) {
@@ -208,76 +199,69 @@ static void tps6507x_ts_handler(struct work_struct *work)
input_report_abs(input_dev, ABS_Y, tsc->tc.y);
input_report_abs(input_dev, ABS_PRESSURE, tsc->tc.pressure);
input_sync(input_dev);
- tsc->pendown = 1;
- poll = 1;
+ tsc->pendown = true;
}
done:
- /* always poll if not using interrupts */
- poll = 1;
-
- if (poll) {
- schd = schedule_delayed_work(&tsc->work,
- msecs_to_jiffies(tsc->poll_period));
- if (schd)
- tsc->polling = 1;
- else {
- tsc->polling = 0;
- dev_err(tsc->dev, "re-schedule failed");
- }
- } else
- tsc->polling = 0;
-
- ret = tps6507x_adc_standby(tsc);
+ tps6507x_adc_standby(tsc);
}
static int tps6507x_ts_probe(struct platform_device *pdev)
{
- int error;
- struct tps6507x_ts *tsc;
struct tps6507x_dev *tps6507x_dev = dev_get_drvdata(pdev->dev.parent);
- struct touchscreen_init_data *init_data;
+ const struct tps6507x_board *tps_board;
+ const struct touchscreen_init_data *init_data;
+ struct tps6507x_ts *tsc;
+ struct input_polled_dev *poll_dev;
struct input_dev *input_dev;
- struct tps6507x_board *tps_board;
- int schd;
+ int error;
- /**
+ /*
* tps_board points to pmic related constants
* coming from the board-evm file.
*/
-
- tps_board = (struct tps6507x_board *)tps6507x_dev->dev->platform_data;
-
+ tps_board = dev_get_platdata(tps6507x_dev->dev);
if (!tps_board) {
dev_err(tps6507x_dev->dev,
"Could not find tps6507x platform data\n");
- return -EIO;
+ return -ENODEV;
}
- /**
+ /*
* init_data points to array of regulator_init structures
* coming from the board-evm file.
*/
-
init_data = tps_board->tps6507x_ts_init_data;
tsc = kzalloc(sizeof(struct tps6507x_ts), GFP_KERNEL);
if (!tsc) {
dev_err(tps6507x_dev->dev, "failed to allocate driver data\n");
- error = -ENOMEM;
- goto err0;
+ return -ENOMEM;
}
- tps6507x_dev->ts = tsc;
tsc->mfd = tps6507x_dev;
tsc->dev = tps6507x_dev->dev;
- input_dev = input_allocate_device();
- if (!input_dev) {
- dev_err(tsc->dev, "Failed to allocate input device.\n");
+ tsc->min_pressure = init_data ?
+ init_data->min_pressure : TPS_DEFAULT_MIN_PRESSURE;
+
+ snprintf(tsc->phys, sizeof(tsc->phys),
+ "%s/input0", dev_name(tsc->dev));
+
+ poll_dev = input_allocate_polled_device();
+ if (!poll_dev) {
+ dev_err(tsc->dev, "Failed to allocate polled input device.\n");
error = -ENOMEM;
- goto err1;
+ goto err_free_mem;
}
+ tsc->poll_dev = poll_dev;
+
+ poll_dev->private = tsc;
+ poll_dev->poll = tps6507x_ts_poll;
+ poll_dev->poll_interval = init_data ?
+ init_data->poll_period : TSC_DEFAULT_POLL_PERIOD;
+
+ input_dev = poll_dev->input;
input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
input_dev->keybit[BIT_WORD(BTN_TOUCH)] = BIT_MASK(BTN_TOUCH);
@@ -286,76 +270,42 @@ static int tps6507x_ts_probe(struct platform_device *pdev)
input_set_abs_params(input_dev, ABS_PRESSURE, 0, MAX_10BIT, 0, 0);
input_dev->name = "TPS6507x Touchscreen";
- input_dev->id.bustype = BUS_I2C;
- input_dev->dev.parent = tsc->dev;
-
- snprintf(tsc->phys, sizeof(tsc->phys),
- "%s/input0", dev_name(tsc->dev));
input_dev->phys = tsc->phys;
-
- dev_dbg(tsc->dev, "device: %s\n", input_dev->phys);
-
- input_set_drvdata(input_dev, tsc);
-
- tsc->input_dev = input_dev;
-
- INIT_DELAYED_WORK(&tsc->work, tps6507x_ts_handler);
-
+ input_dev->dev.parent = tsc->dev;
+ input_dev->id.bustype = BUS_I2C;
if (init_data) {
- tsc->poll_period = init_data->poll_period;
- tsc->vref = init_data->vref;
- tsc->min_pressure = init_data->min_pressure;
input_dev->id.vendor = init_data->vendor;
input_dev->id.product = init_data->product;
input_dev->id.version = init_data->version;
- } else {
- tsc->poll_period = TSC_DEFAULT_POLL_PERIOD;
- tsc->min_pressure = TPS_DEFAULT_MIN_PRESSURE;
}
error = tps6507x_adc_standby(tsc);
if (error)
- goto err2;
+ goto err_free_polled_dev;
- error = input_register_device(input_dev);
+ error = input_register_polled_device(poll_dev);
if (error)
- goto err2;
+ goto err_free_polled_dev;
- schd = schedule_delayed_work(&tsc->work,
- msecs_to_jiffies(tsc->poll_period));
-
- if (schd)
- tsc->polling = 1;
- else {
- tsc->polling = 0;
- dev_err(tsc->dev, "schedule failed");
- goto err2;
- }
- platform_set_drvdata(pdev, tps6507x_dev);
+ platform_set_drvdata(pdev, tsc);
return 0;
-err2:
- cancel_delayed_work_sync(&tsc->work);
- input_free_device(input_dev);
-err1:
+err_free_polled_dev:
+ input_free_polled_device(poll_dev);
+err_free_mem:
kfree(tsc);
- tps6507x_dev->ts = NULL;
-err0:
return error;
}
static int tps6507x_ts_remove(struct platform_device *pdev)
{
- struct tps6507x_dev *tps6507x_dev = platform_get_drvdata(pdev);
- struct tps6507x_ts *tsc = tps6507x_dev->ts;
- struct input_dev *input_dev = tsc->input_dev;
-
- cancel_delayed_work_sync(&tsc->work);
+ struct tps6507x_ts *tsc = platform_get_drvdata(pdev);
+ struct input_polled_dev *poll_dev = tsc->poll_dev;
- input_unregister_device(input_dev);
+ input_unregister_polled_device(poll_dev);
+ input_free_polled_device(poll_dev);
- tps6507x_dev->ts = NULL;
kfree(tsc);
return 0;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.