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authorLinus Torvalds <torvalds@linux-foundation.org>2008-05-30 13:17:19 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2008-05-30 13:17:19 -0400
commit7536d7be7b718f8c5834cbcb7601816562e1b805 (patch)
treeb9dd93b06bc2542465f67cf73851941f1bbc641b /drivers/input/touchscreen
parent57f50ca127a3189566af0d6378394c75a26f0f7e (diff)
parent5adad0133907790c50283bf03271d920d6897043 (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: Input: rename SW_RADIO to SW_RFKILL_ALL Input: gtco - fix double kfree in error handling path Input: pxa27x_keypad - miscellaneous fixes Input: atkbd - mark keyboard as disabled when suspending/unloading Input: apanel - remove duplicate include Input: wm9713 - support five wire panels Input: wm97xx-core - fix race on PHY init Input: wm97xx-core - fix driver name Input: wm97xx-core - report a phys for WM97xx touchscreens Input: i8042 - make sure Dritek quirk is invoked at resume Input: i8042 - add Dritek quirk for Acer TravelMate 660
Diffstat (limited to 'drivers/input/touchscreen')
-rw-r--r--drivers/input/touchscreen/wm9713.c22
-rw-r--r--drivers/input/touchscreen/wm97xx-core.c25
2 files changed, 35 insertions, 12 deletions
diff --git a/drivers/input/touchscreen/wm9713.c b/drivers/input/touchscreen/wm9713.c
index 01278bd7e65c..838458792ea0 100644
--- a/drivers/input/touchscreen/wm9713.c
+++ b/drivers/input/touchscreen/wm9713.c
@@ -85,6 +85,15 @@ module_param(delay, int, 0);
85MODULE_PARM_DESC(delay, "Set adc sample delay."); 85MODULE_PARM_DESC(delay, "Set adc sample delay.");
86 86
87/* 87/*
88 * Set five_wire = 1 to use a 5 wire touchscreen.
89 *
90 * NOTE: Five wire mode does not allow for readback of pressure.
91 */
92static int five_wire;
93module_param(five_wire, int, 0);
94MODULE_PARM_DESC(five_wire, "Set to '1' to use 5-wire touchscreen.");
95
96/*
88 * Set adc mask function. 97 * Set adc mask function.
89 * 98 *
90 * Sources of glitch noise, such as signals driving an LCD display, may feed 99 * Sources of glitch noise, such as signals driving an LCD display, may feed
@@ -162,6 +171,19 @@ static void wm9713_phy_init(struct wm97xx *wm)
162 64000 / rpu); 171 64000 / rpu);
163 } 172 }
164 173
174 /* Five wire panel? */
175 if (five_wire) {
176 dig3 |= WM9713_45W;
177 dev_info(wm->dev, "setting 5-wire touchscreen mode.");
178
179 if (pil) {
180 dev_warn(wm->dev,
181 "Pressure measurement not supported in 5 "
182 "wire mode, disabling\n");
183 pil = 0;
184 }
185 }
186
165 /* touchpanel pressure */ 187 /* touchpanel pressure */
166 if (pil == 2) { 188 if (pil == 2) {
167 dig3 |= WM9712_PIL; 189 dig3 |= WM9712_PIL;
diff --git a/drivers/input/touchscreen/wm97xx-core.c b/drivers/input/touchscreen/wm97xx-core.c
index e9c7ea46b6e3..cdc24ad314e0 100644
--- a/drivers/input/touchscreen/wm97xx-core.c
+++ b/drivers/input/touchscreen/wm97xx-core.c
@@ -608,6 +608,17 @@ static int wm97xx_probe(struct device *dev)
608 goto alloc_err; 608 goto alloc_err;
609 } 609 }
610 610
611 /* set up physical characteristics */
612 wm->codec->phy_init(wm);
613
614 /* load gpio cache */
615 wm->gpio[0] = wm97xx_reg_read(wm, AC97_GPIO_CFG);
616 wm->gpio[1] = wm97xx_reg_read(wm, AC97_GPIO_POLARITY);
617 wm->gpio[2] = wm97xx_reg_read(wm, AC97_GPIO_STICKY);
618 wm->gpio[3] = wm97xx_reg_read(wm, AC97_GPIO_WAKEUP);
619 wm->gpio[4] = wm97xx_reg_read(wm, AC97_GPIO_STATUS);
620 wm->gpio[5] = wm97xx_reg_read(wm, AC97_MISC_AFE);
621
611 wm->input_dev = input_allocate_device(); 622 wm->input_dev = input_allocate_device();
612 if (wm->input_dev == NULL) { 623 if (wm->input_dev == NULL) {
613 ret = -ENOMEM; 624 ret = -ENOMEM;
@@ -616,6 +627,7 @@ static int wm97xx_probe(struct device *dev)
616 627
617 /* set up touch configuration */ 628 /* set up touch configuration */
618 wm->input_dev->name = "wm97xx touchscreen"; 629 wm->input_dev->name = "wm97xx touchscreen";
630 wm->input_dev->phys = "wm97xx";
619 wm->input_dev->open = wm97xx_ts_input_open; 631 wm->input_dev->open = wm97xx_ts_input_open;
620 wm->input_dev->close = wm97xx_ts_input_close; 632 wm->input_dev->close = wm97xx_ts_input_close;
621 set_bit(EV_ABS, wm->input_dev->evbit); 633 set_bit(EV_ABS, wm->input_dev->evbit);
@@ -634,17 +646,6 @@ static int wm97xx_probe(struct device *dev)
634 if (ret < 0) 646 if (ret < 0)
635 goto dev_alloc_err; 647 goto dev_alloc_err;
636 648
637 /* set up physical characteristics */
638 wm->codec->phy_init(wm);
639
640 /* load gpio cache */
641 wm->gpio[0] = wm97xx_reg_read(wm, AC97_GPIO_CFG);
642 wm->gpio[1] = wm97xx_reg_read(wm, AC97_GPIO_POLARITY);
643 wm->gpio[2] = wm97xx_reg_read(wm, AC97_GPIO_STICKY);
644 wm->gpio[3] = wm97xx_reg_read(wm, AC97_GPIO_WAKEUP);
645 wm->gpio[4] = wm97xx_reg_read(wm, AC97_GPIO_STATUS);
646 wm->gpio[5] = wm97xx_reg_read(wm, AC97_MISC_AFE);
647
648 /* register our battery device */ 649 /* register our battery device */
649 wm->battery_dev = platform_device_alloc("wm97xx-battery", -1); 650 wm->battery_dev = platform_device_alloc("wm97xx-battery", -1);
650 if (!wm->battery_dev) { 651 if (!wm->battery_dev) {
@@ -801,7 +802,7 @@ void wm97xx_unregister_mach_ops(struct wm97xx *wm)
801EXPORT_SYMBOL_GPL(wm97xx_unregister_mach_ops); 802EXPORT_SYMBOL_GPL(wm97xx_unregister_mach_ops);
802 803
803static struct device_driver wm97xx_driver = { 804static struct device_driver wm97xx_driver = {
804 .name = "ac97", 805 .name = "wm97xx-ts",
805 .bus = &ac97_bus_type, 806 .bus = &ac97_bus_type,
806 .owner = THIS_MODULE, 807 .owner = THIS_MODULE,
807 .probe = wm97xx_probe, 808 .probe = wm97xx_probe,