diff options
| author | Linus Torvalds <torvalds@g5.osdl.org> | 2006-02-15 23:00:48 -0500 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-02-15 23:00:48 -0500 |
| commit | d89b8f40fca43cab829fea5c0e7d3951db2fb4bd (patch) | |
| tree | 7f40618ad5df75d0364de99527d362b909f7d62c /drivers | |
| parent | 0b60afba5397a3e63264463cde49426d8dcb0de4 (diff) | |
| parent | 02860ab6cd2c71dbe42fa70a65a97823c213635b (diff) | |
Merge master.kernel.org:/pub/scm/linux/kernel/git/dtor/input
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/input/keyboard/Makefile | 1 | ||||
| -rw-r--r-- | drivers/input/misc/Makefile | 1 | ||||
| -rw-r--r-- | drivers/input/misc/ixp4xx-beeper.c | 1 | ||||
| -rw-r--r-- | drivers/input/mouse/logips2pp.c | 1 | ||||
| -rw-r--r-- | drivers/input/mouse/trackpoint.c | 20 | ||||
| -rw-r--r-- | drivers/input/mouse/trackpoint.h | 4 | ||||
| -rw-r--r-- | drivers/input/serio/Makefile | 1 | ||||
| -rw-r--r-- | drivers/input/touchscreen/ads7846.c | 147 |
8 files changed, 109 insertions, 67 deletions
diff --git a/drivers/input/keyboard/Makefile b/drivers/input/keyboard/Makefile index 6e0afbb22383..2708167ba175 100644 --- a/drivers/input/keyboard/Makefile +++ b/drivers/input/keyboard/Makefile | |||
| @@ -11,7 +11,6 @@ obj-$(CONFIG_KEYBOARD_XTKBD) += xtkbd.o | |||
| 11 | obj-$(CONFIG_KEYBOARD_AMIGA) += amikbd.o | 11 | obj-$(CONFIG_KEYBOARD_AMIGA) += amikbd.o |
| 12 | obj-$(CONFIG_KEYBOARD_LOCOMO) += locomokbd.o | 12 | obj-$(CONFIG_KEYBOARD_LOCOMO) += locomokbd.o |
| 13 | obj-$(CONFIG_KEYBOARD_NEWTON) += newtonkbd.o | 13 | obj-$(CONFIG_KEYBOARD_NEWTON) += newtonkbd.o |
| 14 | obj-$(CONFIG_KEYBOARD_98KBD) += 98kbd.o | ||
| 15 | obj-$(CONFIG_KEYBOARD_CORGI) += corgikbd.o | 14 | obj-$(CONFIG_KEYBOARD_CORGI) += corgikbd.o |
| 16 | obj-$(CONFIG_KEYBOARD_SPITZ) += spitzkbd.o | 15 | obj-$(CONFIG_KEYBOARD_SPITZ) += spitzkbd.o |
| 17 | obj-$(CONFIG_KEYBOARD_HIL) += hil_kbd.o | 16 | obj-$(CONFIG_KEYBOARD_HIL) += hil_kbd.o |
diff --git a/drivers/input/misc/Makefile b/drivers/input/misc/Makefile index 184c4129470d..415c49178985 100644 --- a/drivers/input/misc/Makefile +++ b/drivers/input/misc/Makefile | |||
| @@ -7,7 +7,6 @@ | |||
| 7 | obj-$(CONFIG_INPUT_SPARCSPKR) += sparcspkr.o | 7 | obj-$(CONFIG_INPUT_SPARCSPKR) += sparcspkr.o |
| 8 | obj-$(CONFIG_INPUT_PCSPKR) += pcspkr.o | 8 | obj-$(CONFIG_INPUT_PCSPKR) += pcspkr.o |
| 9 | obj-$(CONFIG_INPUT_M68K_BEEP) += m68kspkr.o | 9 | obj-$(CONFIG_INPUT_M68K_BEEP) += m68kspkr.o |
| 10 | obj-$(CONFIG_INPUT_98SPKR) += 98spkr.o | ||
| 11 | obj-$(CONFIG_INPUT_UINPUT) += uinput.o | 10 | obj-$(CONFIG_INPUT_UINPUT) += uinput.o |
| 12 | obj-$(CONFIG_INPUT_WISTRON_BTNS) += wistron_btns.o | 11 | obj-$(CONFIG_INPUT_WISTRON_BTNS) += wistron_btns.o |
| 13 | obj-$(CONFIG_HP_SDC_RTC) += hp_sdc_rtc.o | 12 | obj-$(CONFIG_HP_SDC_RTC) += hp_sdc_rtc.o |
diff --git a/drivers/input/misc/ixp4xx-beeper.c b/drivers/input/misc/ixp4xx-beeper.c index d448bb5e4869..3a6ae85cd69c 100644 --- a/drivers/input/misc/ixp4xx-beeper.c +++ b/drivers/input/misc/ixp4xx-beeper.c | |||
| @@ -19,6 +19,7 @@ | |||
| 19 | #include <linux/input.h> | 19 | #include <linux/input.h> |
| 20 | #include <linux/delay.h> | 20 | #include <linux/delay.h> |
| 21 | #include <linux/platform_device.h> | 21 | #include <linux/platform_device.h> |
| 22 | #include <linux/interrupt.h> | ||
| 22 | #include <asm/hardware.h> | 23 | #include <asm/hardware.h> |
| 23 | 24 | ||
| 24 | MODULE_AUTHOR("Alessandro Zummo <a.zummo@towertech.it>"); | 25 | MODULE_AUTHOR("Alessandro Zummo <a.zummo@towertech.it>"); |
diff --git a/drivers/input/mouse/logips2pp.c b/drivers/input/mouse/logips2pp.c index c88520d3d13c..40333d61093c 100644 --- a/drivers/input/mouse/logips2pp.c +++ b/drivers/input/mouse/logips2pp.c | |||
| @@ -232,6 +232,7 @@ static struct ps2pp_info *get_model_info(unsigned char model) | |||
| 232 | { 88, PS2PP_KIND_WHEEL, PS2PP_WHEEL }, | 232 | { 88, PS2PP_KIND_WHEEL, PS2PP_WHEEL }, |
| 233 | { 96, 0, 0 }, | 233 | { 96, 0, 0 }, |
| 234 | { 97, PS2PP_KIND_TP3, PS2PP_WHEEL | PS2PP_HWHEEL }, | 234 | { 97, PS2PP_KIND_TP3, PS2PP_WHEEL | PS2PP_HWHEEL }, |
| 235 | { 99, PS2PP_KIND_WHEEL, PS2PP_WHEEL }, | ||
| 235 | { 100, PS2PP_KIND_MX, /* MX510 */ | 236 | { 100, PS2PP_KIND_MX, /* MX510 */ |
| 236 | PS2PP_WHEEL | PS2PP_SIDE_BTN | PS2PP_TASK_BTN | | 237 | PS2PP_WHEEL | PS2PP_SIDE_BTN | PS2PP_TASK_BTN | |
| 237 | PS2PP_EXTRA_BTN | PS2PP_NAV_BTN }, | 238 | PS2PP_EXTRA_BTN | PS2PP_NAV_BTN }, |
diff --git a/drivers/input/mouse/trackpoint.c b/drivers/input/mouse/trackpoint.c index b4898d8a68e2..6d9ec9ab1b90 100644 --- a/drivers/input/mouse/trackpoint.c +++ b/drivers/input/mouse/trackpoint.c | |||
| @@ -68,15 +68,19 @@ struct trackpoint_attr_data { | |||
| 68 | size_t field_offset; | 68 | size_t field_offset; |
| 69 | unsigned char command; | 69 | unsigned char command; |
| 70 | unsigned char mask; | 70 | unsigned char mask; |
| 71 | unsigned char inverted; | ||
| 71 | }; | 72 | }; |
| 72 | 73 | ||
| 73 | static ssize_t trackpoint_show_int_attr(struct psmouse *psmouse, void *data, char *buf) | 74 | static ssize_t trackpoint_show_int_attr(struct psmouse *psmouse, void *data, char *buf) |
| 74 | { | 75 | { |
| 75 | struct trackpoint_data *tp = psmouse->private; | 76 | struct trackpoint_data *tp = psmouse->private; |
| 76 | struct trackpoint_attr_data *attr = data; | 77 | struct trackpoint_attr_data *attr = data; |
| 77 | unsigned char *field = (unsigned char *)((char *)tp + attr->field_offset); | 78 | unsigned char value = *(unsigned char *)((char *)tp + attr->field_offset); |
| 79 | |||
| 80 | if (attr->inverted) | ||
| 81 | value = !value; | ||
| 78 | 82 | ||
| 79 | return sprintf(buf, "%u\n", *field); | 83 | return sprintf(buf, "%u\n", value); |
| 80 | } | 84 | } |
| 81 | 85 | ||
| 82 | static ssize_t trackpoint_set_int_attr(struct psmouse *psmouse, void *data, | 86 | static ssize_t trackpoint_set_int_attr(struct psmouse *psmouse, void *data, |
| @@ -120,6 +124,9 @@ static ssize_t trackpoint_set_bit_attr(struct psmouse *psmouse, void *data, | |||
| 120 | if (*rest || value > 1) | 124 | if (*rest || value > 1) |
| 121 | return -EINVAL; | 125 | return -EINVAL; |
| 122 | 126 | ||
| 127 | if (attr->inverted) | ||
| 128 | value = !value; | ||
| 129 | |||
| 123 | if (*field != value) { | 130 | if (*field != value) { |
| 124 | *field = value; | 131 | *field = value; |
| 125 | trackpoint_toggle_bit(&psmouse->ps2dev, attr->command, attr->mask); | 132 | trackpoint_toggle_bit(&psmouse->ps2dev, attr->command, attr->mask); |
| @@ -129,11 +136,12 @@ static ssize_t trackpoint_set_bit_attr(struct psmouse *psmouse, void *data, | |||
| 129 | } | 136 | } |
| 130 | 137 | ||
| 131 | 138 | ||
| 132 | #define TRACKPOINT_BIT_ATTR(_name, _command, _mask) \ | 139 | #define TRACKPOINT_BIT_ATTR(_name, _command, _mask, _inv) \ |
| 133 | static struct trackpoint_attr_data trackpoint_attr_##_name = { \ | 140 | static struct trackpoint_attr_data trackpoint_attr_##_name = { \ |
| 134 | .field_offset = offsetof(struct trackpoint_data, _name), \ | 141 | .field_offset = offsetof(struct trackpoint_data, _name), \ |
| 135 | .command = _command, \ | 142 | .command = _command, \ |
| 136 | .mask = _mask, \ | 143 | .mask = _mask, \ |
| 144 | .inverted = _inv, \ | ||
| 137 | }; \ | 145 | }; \ |
| 138 | PSMOUSE_DEFINE_ATTR(_name, S_IWUSR | S_IRUGO, \ | 146 | PSMOUSE_DEFINE_ATTR(_name, S_IWUSR | S_IRUGO, \ |
| 139 | &trackpoint_attr_##_name, \ | 147 | &trackpoint_attr_##_name, \ |
| @@ -150,9 +158,9 @@ TRACKPOINT_INT_ATTR(upthresh, TP_UP_THRESH); | |||
| 150 | TRACKPOINT_INT_ATTR(ztime, TP_Z_TIME); | 158 | TRACKPOINT_INT_ATTR(ztime, TP_Z_TIME); |
| 151 | TRACKPOINT_INT_ATTR(jenks, TP_JENKS_CURV); | 159 | TRACKPOINT_INT_ATTR(jenks, TP_JENKS_CURV); |
| 152 | 160 | ||
| 153 | TRACKPOINT_BIT_ATTR(press_to_select, TP_TOGGLE_PTSON, TP_MASK_PTSON); | 161 | TRACKPOINT_BIT_ATTR(press_to_select, TP_TOGGLE_PTSON, TP_MASK_PTSON, 0); |
| 154 | TRACKPOINT_BIT_ATTR(skipback, TP_TOGGLE_SKIPBACK, TP_MASK_SKIPBACK); | 162 | TRACKPOINT_BIT_ATTR(skipback, TP_TOGGLE_SKIPBACK, TP_MASK_SKIPBACK, 0); |
| 155 | TRACKPOINT_BIT_ATTR(ext_dev, TP_TOGGLE_EXT_DEV, TP_MASK_EXT_DEV); | 163 | TRACKPOINT_BIT_ATTR(ext_dev, TP_TOGGLE_EXT_DEV, TP_MASK_EXT_DEV, 1); |
| 156 | 164 | ||
| 157 | static struct attribute *trackpoint_attrs[] = { | 165 | static struct attribute *trackpoint_attrs[] = { |
| 158 | &psmouse_attr_sensitivity.dattr.attr, | 166 | &psmouse_attr_sensitivity.dattr.attr, |
diff --git a/drivers/input/mouse/trackpoint.h b/drivers/input/mouse/trackpoint.h index 9857d8b6ad66..050298b1a09d 100644 --- a/drivers/input/mouse/trackpoint.h +++ b/drivers/input/mouse/trackpoint.h | |||
| @@ -78,7 +78,7 @@ | |||
| 78 | 78 | ||
| 79 | #define TP_TOGGLE_MB 0x23 /* Disable/Enable Middle Button */ | 79 | #define TP_TOGGLE_MB 0x23 /* Disable/Enable Middle Button */ |
| 80 | #define TP_MASK_MB 0x01 | 80 | #define TP_MASK_MB 0x01 |
| 81 | #define TP_TOGGLE_EXT_DEV 0x23 /* Toggle external device */ | 81 | #define TP_TOGGLE_EXT_DEV 0x23 /* Disable external device */ |
| 82 | #define TP_MASK_EXT_DEV 0x02 | 82 | #define TP_MASK_EXT_DEV 0x02 |
| 83 | #define TP_TOGGLE_DRIFT 0x23 /* Drift Correction */ | 83 | #define TP_TOGGLE_DRIFT 0x23 /* Drift Correction */ |
| 84 | #define TP_MASK_DRIFT 0x80 | 84 | #define TP_MASK_DRIFT 0x80 |
| @@ -125,7 +125,7 @@ | |||
| 125 | #define TP_DEF_MB 0x00 | 125 | #define TP_DEF_MB 0x00 |
| 126 | #define TP_DEF_PTSON 0x00 | 126 | #define TP_DEF_PTSON 0x00 |
| 127 | #define TP_DEF_SKIPBACK 0x00 | 127 | #define TP_DEF_SKIPBACK 0x00 |
| 128 | #define TP_DEF_EXT_DEV 0x01 | 128 | #define TP_DEF_EXT_DEV 0x00 /* 0 means enabled */ |
| 129 | 129 | ||
| 130 | #define MAKE_PS2_CMD(params, results, cmd) ((params<<12) | (results<<8) | (cmd)) | 130 | #define MAKE_PS2_CMD(params, results, cmd) ((params<<12) | (results<<8) | (cmd)) |
| 131 | 131 | ||
diff --git a/drivers/input/serio/Makefile b/drivers/input/serio/Makefile index 678a8599f9ff..4155197867a3 100644 --- a/drivers/input/serio/Makefile +++ b/drivers/input/serio/Makefile | |||
| @@ -13,7 +13,6 @@ obj-$(CONFIG_SERIO_RPCKBD) += rpckbd.o | |||
| 13 | obj-$(CONFIG_SERIO_SA1111) += sa1111ps2.o | 13 | obj-$(CONFIG_SERIO_SA1111) += sa1111ps2.o |
| 14 | obj-$(CONFIG_SERIO_AMBAKMI) += ambakmi.o | 14 | obj-$(CONFIG_SERIO_AMBAKMI) += ambakmi.o |
| 15 | obj-$(CONFIG_SERIO_Q40KBD) += q40kbd.o | 15 | obj-$(CONFIG_SERIO_Q40KBD) += q40kbd.o |
| 16 | obj-$(CONFIG_SERIO_98KBD) += 98kbd-io.o | ||
| 17 | obj-$(CONFIG_SERIO_GSCPS2) += gscps2.o | 16 | obj-$(CONFIG_SERIO_GSCPS2) += gscps2.o |
| 18 | obj-$(CONFIG_HP_SDC) += hp_sdc.o | 17 | obj-$(CONFIG_HP_SDC) += hp_sdc.o |
| 19 | obj-$(CONFIG_HIL_MLC) += hp_sdc_mlc.o hil_mlc.o | 18 | obj-$(CONFIG_HIL_MLC) += hp_sdc_mlc.o hil_mlc.o |
diff --git a/drivers/input/touchscreen/ads7846.c b/drivers/input/touchscreen/ads7846.c index b45a45ca7cc9..8c12a974b411 100644 --- a/drivers/input/touchscreen/ads7846.c +++ b/drivers/input/touchscreen/ads7846.c | |||
| @@ -48,10 +48,13 @@ | |||
| 48 | 48 | ||
| 49 | #define TS_POLL_PERIOD msecs_to_jiffies(10) | 49 | #define TS_POLL_PERIOD msecs_to_jiffies(10) |
| 50 | 50 | ||
| 51 | /* this driver doesn't aim at the peak continuous sample rate */ | ||
| 52 | #define SAMPLE_BITS (8 /*cmd*/ + 16 /*sample*/ + 2 /* before, after */) | ||
| 53 | |||
| 51 | struct ts_event { | 54 | struct ts_event { |
| 52 | /* For portability, we can't read 12 bit values using SPI (which | 55 | /* For portability, we can't read 12 bit values using SPI (which |
| 53 | * would make the controller deliver them as native byteorder u16 | 56 | * would make the controller deliver them as native byteorder u16 |
| 54 | * with msbs zeroed). Instead, we read them as two 8-byte values, | 57 | * with msbs zeroed). Instead, we read them as two 8-bit values, |
| 55 | * which need byteswapping then range adjustment. | 58 | * which need byteswapping then range adjustment. |
| 56 | */ | 59 | */ |
| 57 | __be16 x; | 60 | __be16 x; |
| @@ -60,7 +63,7 @@ struct ts_event { | |||
| 60 | }; | 63 | }; |
| 61 | 64 | ||
| 62 | struct ads7846 { | 65 | struct ads7846 { |
| 63 | struct input_dev input; | 66 | struct input_dev *input; |
| 64 | char phys[32]; | 67 | char phys[32]; |
| 65 | 68 | ||
| 66 | struct spi_device *spi; | 69 | struct spi_device *spi; |
| @@ -68,6 +71,7 @@ struct ads7846 { | |||
| 68 | u16 vref_delay_usecs; | 71 | u16 vref_delay_usecs; |
| 69 | u16 x_plate_ohms; | 72 | u16 x_plate_ohms; |
| 70 | 73 | ||
| 74 | u8 read_x, read_y, read_z1, read_z2; | ||
| 71 | struct ts_event tc; | 75 | struct ts_event tc; |
| 72 | 76 | ||
| 73 | struct spi_transfer xfer[8]; | 77 | struct spi_transfer xfer[8]; |
| @@ -117,10 +121,10 @@ struct ads7846 { | |||
| 117 | #define READ_12BIT_DFR(x) (ADS_START | ADS_A2A1A0_d_ ## x \ | 121 | #define READ_12BIT_DFR(x) (ADS_START | ADS_A2A1A0_d_ ## x \ |
| 118 | | ADS_12_BIT | ADS_DFR) | 122 | | ADS_12_BIT | ADS_DFR) |
| 119 | 123 | ||
| 120 | static const u8 read_y = READ_12BIT_DFR(y) | ADS_PD10_ADC_ON; | 124 | #define READ_Y (READ_12BIT_DFR(y) | ADS_PD10_ADC_ON) |
| 121 | static const u8 read_z1 = READ_12BIT_DFR(z1) | ADS_PD10_ADC_ON; | 125 | #define READ_Z1 (READ_12BIT_DFR(z1) | ADS_PD10_ADC_ON) |
| 122 | static const u8 read_z2 = READ_12BIT_DFR(z2) | ADS_PD10_ADC_ON; | 126 | #define READ_Z2 (READ_12BIT_DFR(z2) | ADS_PD10_ADC_ON) |
| 123 | static const u8 read_x = READ_12BIT_DFR(x) | ADS_PD10_PDOWN; /* LAST */ | 127 | #define READ_X (READ_12BIT_DFR(x) | ADS_PD10_PDOWN) /* LAST */ |
| 124 | 128 | ||
| 125 | /* single-ended samples need to first power up reference voltage; | 129 | /* single-ended samples need to first power up reference voltage; |
| 126 | * we leave both ADC and VREF powered | 130 | * we leave both ADC and VREF powered |
| @@ -128,8 +132,8 @@ static const u8 read_x = READ_12BIT_DFR(x) | ADS_PD10_PDOWN; /* LAST */ | |||
| 128 | #define READ_12BIT_SER(x) (ADS_START | ADS_A2A1A0_ ## x \ | 132 | #define READ_12BIT_SER(x) (ADS_START | ADS_A2A1A0_ ## x \ |
| 129 | | ADS_12_BIT | ADS_SER) | 133 | | ADS_12_BIT | ADS_SER) |
| 130 | 134 | ||
| 131 | static const u8 ref_on = READ_12BIT_DFR(x) | ADS_PD10_ALL_ON; | 135 | #define REF_ON (READ_12BIT_DFR(x) | ADS_PD10_ALL_ON) |
| 132 | static const u8 ref_off = READ_12BIT_DFR(y) | ADS_PD10_PDOWN; | 136 | #define REF_OFF (READ_12BIT_DFR(y) | ADS_PD10_PDOWN) |
| 133 | 137 | ||
| 134 | /*--------------------------------------------------------------------------*/ | 138 | /*--------------------------------------------------------------------------*/ |
| 135 | 139 | ||
| @@ -138,7 +142,9 @@ static const u8 ref_off = READ_12BIT_DFR(y) | ADS_PD10_PDOWN; | |||
| 138 | */ | 142 | */ |
| 139 | 143 | ||
| 140 | struct ser_req { | 144 | struct ser_req { |
| 145 | u8 ref_on; | ||
| 141 | u8 command; | 146 | u8 command; |
| 147 | u8 ref_off; | ||
| 142 | u16 scratch; | 148 | u16 scratch; |
| 143 | __be16 sample; | 149 | __be16 sample; |
| 144 | struct spi_message msg; | 150 | struct spi_message msg; |
| @@ -152,7 +158,7 @@ static int ads7846_read12_ser(struct device *dev, unsigned command) | |||
| 152 | struct ser_req *req = kzalloc(sizeof *req, SLAB_KERNEL); | 158 | struct ser_req *req = kzalloc(sizeof *req, SLAB_KERNEL); |
| 153 | int status; | 159 | int status; |
| 154 | int sample; | 160 | int sample; |
| 155 | int i; | 161 | int i; |
| 156 | 162 | ||
| 157 | if (!req) | 163 | if (!req) |
| 158 | return -ENOMEM; | 164 | return -ENOMEM; |
| @@ -160,7 +166,8 @@ static int ads7846_read12_ser(struct device *dev, unsigned command) | |||
| 160 | INIT_LIST_HEAD(&req->msg.transfers); | 166 | INIT_LIST_HEAD(&req->msg.transfers); |
| 161 | 167 | ||
| 162 | /* activate reference, so it has time to settle; */ | 168 | /* activate reference, so it has time to settle; */ |
| 163 | req->xfer[0].tx_buf = &ref_on; | 169 | req->ref_on = REF_ON; |
| 170 | req->xfer[0].tx_buf = &req->ref_on; | ||
| 164 | req->xfer[0].len = 1; | 171 | req->xfer[0].len = 1; |
| 165 | req->xfer[1].rx_buf = &req->scratch; | 172 | req->xfer[1].rx_buf = &req->scratch; |
| 166 | req->xfer[1].len = 2; | 173 | req->xfer[1].len = 2; |
| @@ -182,7 +189,8 @@ static int ads7846_read12_ser(struct device *dev, unsigned command) | |||
| 182 | /* REVISIT: take a few more samples, and compare ... */ | 189 | /* REVISIT: take a few more samples, and compare ... */ |
| 183 | 190 | ||
| 184 | /* turn off reference */ | 191 | /* turn off reference */ |
| 185 | req->xfer[4].tx_buf = &ref_off; | 192 | req->ref_off = REF_OFF; |
| 193 | req->xfer[4].tx_buf = &req->ref_off; | ||
| 186 | req->xfer[4].len = 1; | 194 | req->xfer[4].len = 1; |
| 187 | req->xfer[5].rx_buf = &req->scratch; | 195 | req->xfer[5].rx_buf = &req->scratch; |
| 188 | req->xfer[5].len = 2; | 196 | req->xfer[5].len = 2; |
| @@ -236,11 +244,12 @@ SHOW(vbatt) | |||
| 236 | 244 | ||
| 237 | static void ads7846_rx(void *ads) | 245 | static void ads7846_rx(void *ads) |
| 238 | { | 246 | { |
| 239 | struct ads7846 *ts = ads; | 247 | struct ads7846 *ts = ads; |
| 240 | unsigned Rt; | 248 | struct input_dev *input_dev = ts->input; |
| 241 | unsigned sync = 0; | 249 | unsigned Rt; |
| 242 | u16 x, y, z1, z2; | 250 | unsigned sync = 0; |
| 243 | unsigned long flags; | 251 | u16 x, y, z1, z2; |
| 252 | unsigned long flags; | ||
| 244 | 253 | ||
| 245 | /* adjust: 12 bit samples (left aligned), built from | 254 | /* adjust: 12 bit samples (left aligned), built from |
| 246 | * two 8 bit values writen msb-first. | 255 | * two 8 bit values writen msb-first. |
| @@ -276,21 +285,21 @@ static void ads7846_rx(void *ads) | |||
| 276 | * won't notice that, even if nPENIRQ never fires ... | 285 | * won't notice that, even if nPENIRQ never fires ... |
| 277 | */ | 286 | */ |
| 278 | if (!ts->pendown && Rt != 0) { | 287 | if (!ts->pendown && Rt != 0) { |
| 279 | input_report_key(&ts->input, BTN_TOUCH, 1); | 288 | input_report_key(input_dev, BTN_TOUCH, 1); |
| 280 | sync = 1; | 289 | sync = 1; |
| 281 | } else if (ts->pendown && Rt == 0) { | 290 | } else if (ts->pendown && Rt == 0) { |
| 282 | input_report_key(&ts->input, BTN_TOUCH, 0); | 291 | input_report_key(input_dev, BTN_TOUCH, 0); |
| 283 | sync = 1; | 292 | sync = 1; |
| 284 | } | 293 | } |
| 285 | 294 | ||
| 286 | if (Rt) { | 295 | if (Rt) { |
| 287 | input_report_abs(&ts->input, ABS_X, x); | 296 | input_report_abs(input_dev, ABS_X, x); |
| 288 | input_report_abs(&ts->input, ABS_Y, y); | 297 | input_report_abs(input_dev, ABS_Y, y); |
| 289 | input_report_abs(&ts->input, ABS_PRESSURE, Rt); | 298 | input_report_abs(input_dev, ABS_PRESSURE, Rt); |
| 290 | sync = 1; | 299 | sync = 1; |
| 291 | } | 300 | } |
| 292 | if (sync) | 301 | if (sync) |
| 293 | input_sync(&ts->input); | 302 | input_sync(input_dev); |
| 294 | 303 | ||
| 295 | #ifdef VERBOSE | 304 | #ifdef VERBOSE |
| 296 | if (Rt || ts->pendown) | 305 | if (Rt || ts->pendown) |
| @@ -396,9 +405,10 @@ static int ads7846_resume(struct spi_device *spi) | |||
| 396 | static int __devinit ads7846_probe(struct spi_device *spi) | 405 | static int __devinit ads7846_probe(struct spi_device *spi) |
| 397 | { | 406 | { |
| 398 | struct ads7846 *ts; | 407 | struct ads7846 *ts; |
| 408 | struct input_dev *input_dev; | ||
| 399 | struct ads7846_platform_data *pdata = spi->dev.platform_data; | 409 | struct ads7846_platform_data *pdata = spi->dev.platform_data; |
| 400 | struct spi_transfer *x; | 410 | struct spi_transfer *x; |
| 401 | int i; | 411 | int err; |
| 402 | 412 | ||
| 403 | if (!spi->irq) { | 413 | if (!spi->irq) { |
| 404 | dev_dbg(&spi->dev, "no IRQ?\n"); | 414 | dev_dbg(&spi->dev, "no IRQ?\n"); |
| @@ -411,9 +421,9 @@ static int __devinit ads7846_probe(struct spi_device *spi) | |||
| 411 | } | 421 | } |
| 412 | 422 | ||
| 413 | /* don't exceed max specified sample rate */ | 423 | /* don't exceed max specified sample rate */ |
| 414 | if (spi->max_speed_hz > (125000 * 16)) { | 424 | if (spi->max_speed_hz > (125000 * SAMPLE_BITS)) { |
| 415 | dev_dbg(&spi->dev, "f(sample) %d KHz?\n", | 425 | dev_dbg(&spi->dev, "f(sample) %d KHz?\n", |
| 416 | (spi->max_speed_hz/16)/1000); | 426 | (spi->max_speed_hz/SAMPLE_BITS)/1000); |
| 417 | return -EINVAL; | 427 | return -EINVAL; |
| 418 | } | 428 | } |
| 419 | 429 | ||
| @@ -423,13 +433,18 @@ static int __devinit ads7846_probe(struct spi_device *spi) | |||
| 423 | * to discard the four garbage LSBs. | 433 | * to discard the four garbage LSBs. |
| 424 | */ | 434 | */ |
| 425 | 435 | ||
| 426 | if (!(ts = kzalloc(sizeof(struct ads7846), GFP_KERNEL))) | 436 | ts = kzalloc(sizeof(struct ads7846), GFP_KERNEL); |
| 427 | return -ENOMEM; | 437 | input_dev = input_allocate_device(); |
| 438 | if (!ts || !input_dev) { | ||
| 439 | err = -ENOMEM; | ||
| 440 | goto err_free_mem; | ||
| 441 | } | ||
| 428 | 442 | ||
| 429 | dev_set_drvdata(&spi->dev, ts); | 443 | dev_set_drvdata(&spi->dev, ts); |
| 444 | spi->dev.power.power_state = PMSG_ON; | ||
| 430 | 445 | ||
| 431 | ts->spi = spi; | 446 | ts->spi = spi; |
| 432 | spi->dev.power.power_state = PMSG_ON; | 447 | ts->input = input_dev; |
| 433 | 448 | ||
| 434 | init_timer(&ts->timer); | 449 | init_timer(&ts->timer); |
| 435 | ts->timer.data = (unsigned long) ts; | 450 | ts->timer.data = (unsigned long) ts; |
| @@ -439,70 +454,80 @@ static int __devinit ads7846_probe(struct spi_device *spi) | |||
| 439 | ts->vref_delay_usecs = pdata->vref_delay_usecs ? : 100; | 454 | ts->vref_delay_usecs = pdata->vref_delay_usecs ? : 100; |
| 440 | ts->x_plate_ohms = pdata->x_plate_ohms ? : 400; | 455 | ts->x_plate_ohms = pdata->x_plate_ohms ? : 400; |
| 441 | 456 | ||
| 442 | init_input_dev(&ts->input); | 457 | snprintf(ts->phys, sizeof(ts->phys), "%s/input0", spi->dev.bus_id); |
| 443 | 458 | ||
| 444 | ts->input.dev = &spi->dev; | 459 | input_dev->name = "ADS784x Touchscreen"; |
| 445 | ts->input.name = "ADS784x Touchscreen"; | 460 | input_dev->phys = ts->phys; |
| 446 | snprintf(ts->phys, sizeof ts->phys, "%s/input0", spi->dev.bus_id); | 461 | input_dev->cdev.dev = &spi->dev; |
| 447 | ts->input.phys = ts->phys; | ||
| 448 | 462 | ||
| 449 | ts->input.evbit[0] = BIT(EV_KEY) | BIT(EV_ABS); | 463 | input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_ABS); |
| 450 | ts->input.keybit[LONG(BTN_TOUCH)] = BIT(BTN_TOUCH); | 464 | input_dev->keybit[LONG(BTN_TOUCH)] = BIT(BTN_TOUCH); |
| 451 | input_set_abs_params(&ts->input, ABS_X, | 465 | input_set_abs_params(input_dev, ABS_X, |
| 452 | pdata->x_min ? : 0, | 466 | pdata->x_min ? : 0, |
| 453 | pdata->x_max ? : MAX_12BIT, | 467 | pdata->x_max ? : MAX_12BIT, |
| 454 | 0, 0); | 468 | 0, 0); |
| 455 | input_set_abs_params(&ts->input, ABS_Y, | 469 | input_set_abs_params(input_dev, ABS_Y, |
| 456 | pdata->y_min ? : 0, | 470 | pdata->y_min ? : 0, |
| 457 | pdata->y_max ? : MAX_12BIT, | 471 | pdata->y_max ? : MAX_12BIT, |
| 458 | 0, 0); | 472 | 0, 0); |
| 459 | input_set_abs_params(&ts->input, ABS_PRESSURE, | 473 | input_set_abs_params(input_dev, ABS_PRESSURE, |
| 460 | pdata->pressure_min, pdata->pressure_max, 0, 0); | 474 | pdata->pressure_min, pdata->pressure_max, 0, 0); |
| 461 | 475 | ||
| 462 | input_register_device(&ts->input); | ||
| 463 | |||
| 464 | /* set up the transfers to read touchscreen state; this assumes we | 476 | /* set up the transfers to read touchscreen state; this assumes we |
| 465 | * use formula #2 for pressure, not #3. | 477 | * use formula #2 for pressure, not #3. |
| 466 | */ | 478 | */ |
| 479 | INIT_LIST_HEAD(&ts->msg.transfers); | ||
| 467 | x = ts->xfer; | 480 | x = ts->xfer; |
| 468 | 481 | ||
| 469 | /* y- still on; turn on only y+ (and ADC) */ | 482 | /* y- still on; turn on only y+ (and ADC) */ |
| 470 | x->tx_buf = &read_y; | 483 | ts->read_y = READ_Y; |
| 484 | x->tx_buf = &ts->read_y; | ||
| 471 | x->len = 1; | 485 | x->len = 1; |
| 486 | spi_message_add_tail(x, &ts->msg); | ||
| 487 | |||
| 472 | x++; | 488 | x++; |
| 473 | x->rx_buf = &ts->tc.y; | 489 | x->rx_buf = &ts->tc.y; |
| 474 | x->len = 2; | 490 | x->len = 2; |
| 475 | x++; | 491 | spi_message_add_tail(x, &ts->msg); |
| 476 | 492 | ||
| 477 | /* turn y+ off, x- on; we'll use formula #2 */ | 493 | /* turn y+ off, x- on; we'll use formula #2 */ |
| 478 | if (ts->model == 7846) { | 494 | if (ts->model == 7846) { |
| 479 | x->tx_buf = &read_z1; | 495 | x++; |
| 496 | ts->read_z1 = READ_Z1; | ||
| 497 | x->tx_buf = &ts->read_z1; | ||
| 480 | x->len = 1; | 498 | x->len = 1; |
| 499 | spi_message_add_tail(x, &ts->msg); | ||
| 500 | |||
| 481 | x++; | 501 | x++; |
| 482 | x->rx_buf = &ts->tc.z1; | 502 | x->rx_buf = &ts->tc.z1; |
| 483 | x->len = 2; | 503 | x->len = 2; |
| 484 | x++; | 504 | spi_message_add_tail(x, &ts->msg); |
| 485 | 505 | ||
| 486 | x->tx_buf = &read_z2; | 506 | x++; |
| 507 | ts->read_z2 = READ_Z2; | ||
| 508 | x->tx_buf = &ts->read_z2; | ||
| 487 | x->len = 1; | 509 | x->len = 1; |
| 510 | spi_message_add_tail(x, &ts->msg); | ||
| 511 | |||
| 488 | x++; | 512 | x++; |
| 489 | x->rx_buf = &ts->tc.z2; | 513 | x->rx_buf = &ts->tc.z2; |
| 490 | x->len = 2; | 514 | x->len = 2; |
| 491 | x++; | 515 | spi_message_add_tail(x, &ts->msg); |
| 492 | } | 516 | } |
| 493 | 517 | ||
| 494 | /* turn y- off, x+ on, then leave in lowpower */ | 518 | /* turn y- off, x+ on, then leave in lowpower */ |
| 495 | x->tx_buf = &read_x; | 519 | x++; |
| 520 | ts->read_x = READ_X; | ||
| 521 | x->tx_buf = &ts->read_x; | ||
| 496 | x->len = 1; | 522 | x->len = 1; |
| 523 | spi_message_add_tail(x, &ts->msg); | ||
| 524 | |||
| 497 | x++; | 525 | x++; |
| 498 | x->rx_buf = &ts->tc.x; | 526 | x->rx_buf = &ts->tc.x; |
| 499 | x->len = 2; | 527 | x->len = 2; |
| 500 | x++; | 528 | CS_CHANGE(*x); |
| 501 | 529 | spi_message_add_tail(x, &ts->msg); | |
| 502 | CS_CHANGE(x[-1]); | ||
| 503 | 530 | ||
| 504 | for (i = 0; i < x - ts->xfer; i++) | ||
| 505 | spi_message_add_tail(&ts->xfer[i], &ts->msg); | ||
| 506 | ts->msg.complete = ads7846_rx; | 531 | ts->msg.complete = ads7846_rx; |
| 507 | ts->msg.context = ts; | 532 | ts->msg.context = ts; |
| 508 | 533 | ||
| @@ -510,9 +535,8 @@ static int __devinit ads7846_probe(struct spi_device *spi) | |||
| 510 | SA_SAMPLE_RANDOM | SA_TRIGGER_FALLING, | 535 | SA_SAMPLE_RANDOM | SA_TRIGGER_FALLING, |
| 511 | spi->dev.bus_id, ts)) { | 536 | spi->dev.bus_id, ts)) { |
| 512 | dev_dbg(&spi->dev, "irq %d busy?\n", spi->irq); | 537 | dev_dbg(&spi->dev, "irq %d busy?\n", spi->irq); |
| 513 | input_unregister_device(&ts->input); | 538 | err = -EBUSY; |
| 514 | kfree(ts); | 539 | goto err_free_mem; |
| 515 | return -EBUSY; | ||
| 516 | } | 540 | } |
| 517 | 541 | ||
| 518 | dev_info(&spi->dev, "touchscreen, irq %d\n", spi->irq); | 542 | dev_info(&spi->dev, "touchscreen, irq %d\n", spi->irq); |
| @@ -534,7 +558,18 @@ static int __devinit ads7846_probe(struct spi_device *spi) | |||
| 534 | device_create_file(&spi->dev, &dev_attr_vbatt); | 558 | device_create_file(&spi->dev, &dev_attr_vbatt); |
| 535 | device_create_file(&spi->dev, &dev_attr_vaux); | 559 | device_create_file(&spi->dev, &dev_attr_vaux); |
| 536 | 560 | ||
| 561 | err = input_register_device(input_dev); | ||
| 562 | if (err) | ||
| 563 | goto err_free_irq; | ||
| 564 | |||
| 537 | return 0; | 565 | return 0; |
| 566 | |||
| 567 | err_free_irq: | ||
| 568 | free_irq(spi->irq, ts); | ||
| 569 | err_free_mem: | ||
| 570 | input_free_device(input_dev); | ||
| 571 | kfree(ts); | ||
| 572 | return err; | ||
| 538 | } | 573 | } |
| 539 | 574 | ||
| 540 | static int __devexit ads7846_remove(struct spi_device *spi) | 575 | static int __devexit ads7846_remove(struct spi_device *spi) |
| @@ -554,7 +589,7 @@ static int __devexit ads7846_remove(struct spi_device *spi) | |||
| 554 | device_remove_file(&spi->dev, &dev_attr_vbatt); | 589 | device_remove_file(&spi->dev, &dev_attr_vbatt); |
| 555 | device_remove_file(&spi->dev, &dev_attr_vaux); | 590 | device_remove_file(&spi->dev, &dev_attr_vaux); |
| 556 | 591 | ||
| 557 | input_unregister_device(&ts->input); | 592 | input_unregister_device(ts->input); |
| 558 | kfree(ts); | 593 | kfree(ts); |
| 559 | 594 | ||
| 560 | dev_dbg(&spi->dev, "unregistered touchscreen\n"); | 595 | dev_dbg(&spi->dev, "unregistered touchscreen\n"); |
