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-rw-r--r--drivers/input/touchscreen/Kconfig8
-rw-r--r--drivers/input/touchscreen/corgi_ts.c8
-rw-r--r--drivers/input/touchscreen/h3600_ts_input.c4
-rw-r--r--drivers/input/touchscreen/ucb1400_ts.c1
-rw-r--r--drivers/input/touchscreen/usbtouchscreen.c55
5 files changed, 42 insertions, 34 deletions
diff --git a/drivers/input/touchscreen/Kconfig b/drivers/input/touchscreen/Kconfig
index fa8442b6241..90e8e92dfe4 100644
--- a/drivers/input/touchscreen/Kconfig
+++ b/drivers/input/touchscreen/Kconfig
@@ -115,19 +115,17 @@ config TOUCHSCREEN_MK712
module will be called mk712.
config TOUCHSCREEN_HP600
- tristate "HP Jornada 680/690 touchscreen"
+ tristate "HP Jornada 6xx touchscreen"
depends on SH_HP6XX && SH_ADC
help
- Say Y here if you have a HP Jornada 680 or 690 and want to
+ Say Y here if you have a HP Jornada 620/660/680/690 and want to
support the built-in touchscreen.
- If unsure, say N.
-
To compile this driver as a module, choose M here: the
module will be called hp680_ts_input.
config TOUCHSCREEN_HP7XX
- tristate "HP Jornada 710/720/728 touchscreen"
+ tristate "HP Jornada 7xx touchscreen"
depends on SA1100_JORNADA720_SSP
help
Say Y here if you have a HP Jornada 710/720/728 and want
diff --git a/drivers/input/touchscreen/corgi_ts.c b/drivers/input/touchscreen/corgi_ts.c
index b1b2e07bf08..99d92f5c93d 100644
--- a/drivers/input/touchscreen/corgi_ts.c
+++ b/drivers/input/touchscreen/corgi_ts.c
@@ -74,10 +74,10 @@ extern unsigned int get_clk_frequency_khz(int info);
static unsigned long calc_waittime(struct corgi_ts *corgi_ts)
{
- unsigned long hsync_len = corgi_ts->machinfo->get_hsync_len();
+ unsigned long hsync_invperiod = corgi_ts->machinfo->get_hsync_invperiod();
- if (hsync_len)
- return get_clk_frequency_khz(0)*1000/hsync_len;
+ if (hsync_invperiod)
+ return get_clk_frequency_khz(0)*1000/hsync_invperiod;
else
return 0;
}
@@ -114,7 +114,7 @@ static int sync_receive_data_send_cmd(struct corgi_ts *corgi_ts, int doRecive, i
if (timer2-timer1 > wait_time) {
/* too slow - timeout, try again */
corgi_ts->machinfo->wait_hsync();
- /* get OSCR */
+ /* get CCNT */
CCNT(timer1);
/* Wait after HSync */
CCNT(timer2);
diff --git a/drivers/input/touchscreen/h3600_ts_input.c b/drivers/input/touchscreen/h3600_ts_input.c
index 2ae6c6016a8..28ae15ed12c 100644
--- a/drivers/input/touchscreen/h3600_ts_input.c
+++ b/drivers/input/touchscreen/h3600_ts_input.c
@@ -109,7 +109,7 @@ struct h3600_dev {
static irqreturn_t action_button_handler(int irq, void *dev_id)
{
int down = (GPLR & GPIO_BITSY_ACTION_BUTTON) ? 0 : 1;
- struct input_dev *dev = (struct input_dev *) dev_id;
+ struct input_dev *dev = dev_id;
input_report_key(dev, KEY_ENTER, down);
input_sync(dev);
@@ -120,7 +120,7 @@ static irqreturn_t action_button_handler(int irq, void *dev_id)
static irqreturn_t npower_button_handler(int irq, void *dev_id)
{
int down = (GPLR & GPIO_BITSY_NPOWER_BUTTON) ? 0 : 1;
- struct input_dev *dev = (struct input_dev *) dev_id;
+ struct input_dev *dev = dev_id;
/*
* This interrupt is only called when we release the key. So we have
diff --git a/drivers/input/touchscreen/ucb1400_ts.c b/drivers/input/touchscreen/ucb1400_ts.c
index 7549939b953..986a8365e37 100644
--- a/drivers/input/touchscreen/ucb1400_ts.c
+++ b/drivers/input/touchscreen/ucb1400_ts.c
@@ -27,7 +27,6 @@
#include <linux/kthread.h>
#include <linux/freezer.h>
-#include <sound/driver.h>
#include <sound/core.h>
#include <sound/ac97_codec.h>
diff --git a/drivers/input/touchscreen/usbtouchscreen.c b/drivers/input/touchscreen/usbtouchscreen.c
index 19055e7381f..63f9664a066 100644
--- a/drivers/input/touchscreen/usbtouchscreen.c
+++ b/drivers/input/touchscreen/usbtouchscreen.c
@@ -11,6 +11,7 @@
* - DMC TSC-10/25
* - IRTOUCHSYSTEMS/UNITOP
* - IdealTEK URTC1000
+ * - General Touch
* - GoTop Super_Q2/GogoPen/PenPower tablets
*
* Copyright (C) 2004-2007 by Daniel Ritz <daniel.ritz@gmx.ch>
@@ -50,7 +51,7 @@
#include <linux/usb/input.h>
-#define DRIVER_VERSION "v0.5"
+#define DRIVER_VERSION "v0.6"
#define DRIVER_AUTHOR "Daniel Ritz <daniel.ritz@gmx.ch>"
#define DRIVER_DESC "USB Touchscreen Driver"
@@ -65,17 +66,21 @@ struct usbtouch_device_info {
int min_yc, max_yc;
int min_press, max_press;
int rept_size;
- int flags;
void (*process_pkt) (struct usbtouch_usb *usbtouch, unsigned char *pkt, int len);
+
+ /*
+ * used to get the packet len. possible return values:
+ * > 0: packet len
+ * = 0: skip one byte
+ * < 0: -return value more bytes needed
+ */
int (*get_pkt_len) (unsigned char *pkt, int len);
+
int (*read_data) (struct usbtouch_usb *usbtouch, unsigned char *pkt);
int (*init) (struct usbtouch_usb *usbtouch);
};
-#define USBTOUCH_FLG_BUFFER 0x01
-
-
/* a usbtouch device */
struct usbtouch_usb {
unsigned char *data;
@@ -94,15 +99,6 @@ struct usbtouch_usb {
};
-#if defined(CONFIG_TOUCHSCREEN_USB_EGALAX) || defined(CONFIG_TOUCHSCREEN_USB_ETURBO) || defined(CONFIG_TOUCHSCREEN_USB_IDEALTEK)
-#define MULTI_PACKET
-#endif
-
-#ifdef MULTI_PACKET
-static void usbtouch_process_multi(struct usbtouch_usb *usbtouch,
- unsigned char *pkt, int len);
-#endif
-
/* device types */
enum {
DEVTPYE_DUMMY = -1,
@@ -186,6 +182,10 @@ static struct usb_device_id usbtouch_devices[] = {
#ifdef CONFIG_TOUCHSCREEN_USB_EGALAX
+#ifndef MULTI_PACKET
+#define MULTI_PACKET
+#endif
+
#define EGALAX_PKT_TYPE_MASK 0xFE
#define EGALAX_PKT_TYPE_REPT 0x80
#define EGALAX_PKT_TYPE_DIAG 0x0A
@@ -323,6 +323,9 @@ static int itm_read_data(struct usbtouch_usb *dev, unsigned char *pkt)
* eTurboTouch part
*/
#ifdef CONFIG_TOUCHSCREEN_USB_ETURBO
+#ifndef MULTI_PACKET
+#define MULTI_PACKET
+#endif
static int eturbo_read_data(struct usbtouch_usb *dev, unsigned char *pkt)
{
unsigned int shift;
@@ -461,6 +464,9 @@ static int irtouch_read_data(struct usbtouch_usb *dev, unsigned char *pkt)
* IdealTEK URTC1000 Part
*/
#ifdef CONFIG_TOUCHSCREEN_USB_IDEALTEK
+#ifndef MULTI_PACKET
+#define MULTI_PACKET
+#endif
static int idealtek_get_pkt_len(unsigned char *buf, int len)
{
if (buf[0] & 0x80)
@@ -525,6 +531,11 @@ static int gotop_read_data(struct usbtouch_usb *dev, unsigned char *pkt)
/*****************************************************************************
* the different device descriptors
*/
+#ifdef MULTI_PACKET
+static void usbtouch_process_multi(struct usbtouch_usb *usbtouch,
+ unsigned char *pkt, int len);
+#endif
+
static struct usbtouch_device_info usbtouch_dev_info[] = {
#ifdef CONFIG_TOUCHSCREEN_USB_EGALAX
[DEVTYPE_EGALAX] = {
@@ -533,7 +544,6 @@ static struct usbtouch_device_info usbtouch_dev_info[] = {
.min_yc = 0x0,
.max_yc = 0x07ff,
.rept_size = 16,
- .flags = USBTOUCH_FLG_BUFFER,
.process_pkt = usbtouch_process_multi,
.get_pkt_len = egalax_get_pkt_len,
.read_data = egalax_read_data,
@@ -582,7 +592,6 @@ static struct usbtouch_device_info usbtouch_dev_info[] = {
.min_yc = 0x0,
.max_yc = 0x07ff,
.rept_size = 8,
- .flags = USBTOUCH_FLG_BUFFER,
.process_pkt = usbtouch_process_multi,
.get_pkt_len = eturbo_get_pkt_len,
.read_data = eturbo_read_data,
@@ -630,7 +639,6 @@ static struct usbtouch_device_info usbtouch_dev_info[] = {
.min_yc = 0x0,
.max_yc = 0x0fff,
.rept_size = 8,
- .flags = USBTOUCH_FLG_BUFFER,
.process_pkt = usbtouch_process_multi,
.get_pkt_len = idealtek_get_pkt_len,
.read_data = idealtek_read_data,
@@ -738,11 +746,14 @@ static void usbtouch_process_multi(struct usbtouch_usb *usbtouch,
pos = 0;
while (pos < buf_len) {
/* get packet len */
- pkt_len = usbtouch->type->get_pkt_len(buffer + pos, len);
+ pkt_len = usbtouch->type->get_pkt_len(buffer + pos,
+ buf_len - pos);
- /* unknown packet: drop everything */
- if (unlikely(!pkt_len))
- goto out_flush_buf;
+ /* unknown packet: skip one byte */
+ if (unlikely(!pkt_len)) {
+ pos++;
+ continue;
+ }
/* full packet: process */
if (likely((pkt_len > 0) && (pkt_len <= buf_len - pos))) {
@@ -857,7 +868,7 @@ static int usbtouch_probe(struct usb_interface *intf,
if (!usbtouch->data)
goto out_free;
- if (type->flags & USBTOUCH_FLG_BUFFER) {
+ if (type->get_pkt_len) {
usbtouch->buffer = kmalloc(type->rept_size, GFP_KERNEL);
if (!usbtouch->buffer)
goto out_free_buffers;
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-01-26 16:53:19 +0000