Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
Pull input updates from Dmitry Torokhov: "First round of updates for the input subsystem. No new drivers here, just some driver fixes" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: Input: rotary-encoder - fix bare use of 'unsigned' Input: cm109 - spin_lock in complete() cleanup Input: cm109 - fix handling of volume and mute buttons Input: byd - don't wipe dynamically allocated memory twice Input: twl4030 - fix unsafe macro definition Input: twl6040-vibra - remove mutex Input: bcm_iproc_tsc - DT spelling s/clock-name/clock-names/ Input: bcm_iproc_tsc - use syscon to access shared registers Input: ti_am335x_tsc - use SIMPLE_DEV_PM_OPS Input: omap-keypad - remove set_col_gpio_val() and get_row_gpio_val() Input: omap-keypad - drop empty PM stubs Input: omap-keypad - remove adjusting of scan delay Input: gpio-keys - clean up device tree binding example Input: kbtab - stop saving struct usb_device Input: gtco - stop saving struct usb_device Input: aiptek - stop saving struct usb_device Input: acecad - stop saving struct usb_devicehifive-unleashed-5.1
Linus Torvalds
commit
888dae5361
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@ -32,17 +32,17 @@ Optional subnode-properties:
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Example nodes:
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gpio_keys {
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gpio-keys {
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compatible = "gpio-keys";
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#address-cells = <1>;
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#size-cells = <0>;
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autorepeat;
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button@21 {
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up {
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label = "GPIO Key UP";
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linux,code = <103>;
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gpios = <&gpio1 0 1>;
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};
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button@22 {
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down {
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label = "GPIO Key DOWN";
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linux,code = <108>;
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interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>;
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@ -2,11 +2,17 @@
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Required properties:
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- compatible: must be "brcm,iproc-touchscreen"
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- reg: physical base address of the controller and length of memory mapped
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region.
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- ts_syscon: handler of syscon node defining physical base
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address of the controller and length of memory mapped region.
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If this property is selected please make sure MFD_SYSCON config
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is enabled in the defconfig file.
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- clocks: The clock provided by the SOC to driver the tsc
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- clock-name: name for the clock
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- clock-names: name for the clock
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- interrupts: The touchscreen controller's interrupt
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- address-cells: Specify the number of u32 entries needed in child nodes.
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Should set to 1.
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- size-cells: Specify number of u32 entries needed to specify child nodes size
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in reg property. Should set to 1.
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Optional properties:
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- scanning_period: Time between scans. Each step is 1024 us. Valid 1-256.
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@ -53,13 +59,18 @@ Optional properties:
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- touchscreen-inverted-x: X axis is inverted (boolean)
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- touchscreen-inverted-y: Y axis is inverted (boolean)
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Example:
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Example: An example of touchscreen node
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touchscreen: tsc@0x180A6000 {
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ts_adc_syscon: ts_adc_syscon@180a6000 {
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compatible = "brcm,iproc-ts-adc-syscon","syscon";
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reg = <0x180a6000 0xc30>;
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};
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touchscreen: touchscreen@180A6000 {
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compatible = "brcm,iproc-touchscreen";
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#address-cells = <1>;
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#size-cells = <1>;
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reg = <0x180A6000 0x40>;
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ts_syscon = <&ts_adc_syscon>;
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clocks = <&adc_clk>;
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clock-names = "tsc_clk";
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interrupts = <GIC_SPI 164 IRQ_TYPE_LEVEL_HIGH>;
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@ -351,9 +351,16 @@
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<&pinctrl 142 10 1>;
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};
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touchscreen: tsc@180a6000 {
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ts_adc_syscon: ts_adc_syscon@180a6000 {
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compatible = "brcm,iproc-ts-adc-syscon", "syscon";
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reg = <0x180a6000 0xc30>;
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};
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touchscreen: touchscreen@180a6000 {
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compatible = "brcm,iproc-touchscreen";
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reg = <0x180a6000 0x40>;
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#address-cells = <1>;
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#size-cells = <1>;
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ts_syscon = <&ts_adc_syscon>;
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clocks = <&asiu_clks BCM_CYGNUS_ASIU_ADC_CLK>;
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clock-names = "tsc_clk";
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interrupts = <GIC_SPI 164 IRQ_TYPE_LEVEL_HIGH>;
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@ -64,31 +64,6 @@ static DECLARE_TASKLET_DISABLED(kp_tasklet, omap_kp_tasklet, 0);
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static unsigned int *row_gpios;
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static unsigned int *col_gpios;
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#ifdef CONFIG_ARCH_OMAP2
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static void set_col_gpio_val(struct omap_kp *omap_kp, u8 value)
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{
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int col;
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for (col = 0; col < omap_kp->cols; col++)
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gpio_set_value(col_gpios[col], value & (1 << col));
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}
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static u8 get_row_gpio_val(struct omap_kp *omap_kp)
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{
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int row;
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u8 value = 0;
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for (row = 0; row < omap_kp->rows; row++) {
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if (gpio_get_value(row_gpios[row]))
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value |= (1 << row);
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}
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return value;
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}
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#else
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#define set_col_gpio_val(x, y) do {} while (0)
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#define get_row_gpio_val(x) 0
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#endif
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static irqreturn_t omap_kp_interrupt(int irq, void *dev_id)
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{
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/* disable keyboard interrupt and schedule for handling */
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@ -133,7 +108,6 @@ static void omap_kp_tasklet(unsigned long data)
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unsigned int row_shift = get_count_order(omap_kp_data->cols);
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unsigned char new_state[8], changed, key_down = 0;
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int col, row;
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int spurious = 0;
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/* check for any changes */
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omap_kp_scan_keypad(omap_kp_data, new_state);
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@ -170,12 +144,9 @@ static void omap_kp_tasklet(unsigned long data)
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memcpy(keypad_state, new_state, sizeof(keypad_state));
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if (key_down) {
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int delay = HZ / 20;
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/* some key is pressed - keep irq disabled and use timer
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* to poll the keypad */
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if (spurious)
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delay = 2 * HZ;
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mod_timer(&omap_kp_data->timer, jiffies + delay);
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mod_timer(&omap_kp_data->timer, jiffies + HZ / 20);
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} else {
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/* enable interrupts */
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omap_writew(0, OMAP1_MPUIO_BASE + OMAP_MPUIO_KBD_MASKIT);
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@ -216,25 +187,6 @@ static ssize_t omap_kp_enable_store(struct device *dev, struct device_attribute
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static DEVICE_ATTR(enable, S_IRUGO | S_IWUSR, omap_kp_enable_show, omap_kp_enable_store);
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#ifdef CONFIG_PM
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static int omap_kp_suspend(struct platform_device *dev, pm_message_t state)
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{
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/* Nothing yet */
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return 0;
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}
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static int omap_kp_resume(struct platform_device *dev)
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{
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/* Nothing yet */
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return 0;
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}
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#else
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#define omap_kp_suspend NULL
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#define omap_kp_resume NULL
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#endif
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static int omap_kp_probe(struct platform_device *pdev)
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{
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struct omap_kp *omap_kp;
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@ -371,8 +323,6 @@ static int omap_kp_remove(struct platform_device *pdev)
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static struct platform_driver omap_kp_driver = {
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.probe = omap_kp_probe,
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.remove = omap_kp_remove,
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.suspend = omap_kp_suspend,
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.resume = omap_kp_resume,
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.driver = {
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.name = "omap-keypad",
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},
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@ -61,9 +61,9 @@ struct twl4030_keypad {
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unsigned short keymap[TWL4030_KEYMAP_SIZE];
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u16 kp_state[TWL4030_MAX_ROWS];
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bool autorepeat;
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unsigned n_rows;
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unsigned n_cols;
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unsigned irq;
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unsigned int n_rows;
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unsigned int n_cols;
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unsigned int irq;
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struct device *dbg_dev;
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struct input_dev *input;
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@ -110,7 +110,7 @@ struct twl4030_keypad {
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#define KEYP_CTRL_KBD_ON BIT(6)
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/* KEYP_DEB, KEYP_LONG_KEY, KEYP_TIMEOUT_x*/
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#define KEYP_PERIOD_US(t, prescale) ((t) / (31 << (prescale + 1)) - 1)
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#define KEYP_PERIOD_US(t, prescale) ((t) / (31 << ((prescale) + 1)) - 1)
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/* KEYP_LK_PTV_REG Fields */
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#define KEYP_LK_PTV_PTV_SHIFT 5
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@ -162,9 +162,10 @@ static int twl4030_kpwrite_u8(struct twl4030_keypad *kp, u8 data, u32 reg)
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static inline u16 twl4030_col_xlate(struct twl4030_keypad *kp, u8 col)
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{
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/* If all bits in a row are active for all coloumns then
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/*
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* If all bits in a row are active for all columns then
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* we have that row line connected to gnd. Mark this
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* key on as if it was on matrix position n_cols (ie
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* key on as if it was on matrix position n_cols (i.e.
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* one higher than the size of the matrix).
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*/
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if (col == 0xFF)
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@ -209,9 +210,9 @@ static void twl4030_kp_scan(struct twl4030_keypad *kp, bool release_all)
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u16 new_state[TWL4030_MAX_ROWS];
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int col, row;
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if (release_all)
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if (release_all) {
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memset(new_state, 0, sizeof(new_state));
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else {
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} else {
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/* check for any changes */
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int ret = twl4030_read_kp_matrix_state(kp, new_state);
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@ -262,8 +263,10 @@ static irqreturn_t do_kp_irq(int irq, void *_kp)
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/* Read & Clear TWL4030 pending interrupt */
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ret = twl4030_kpread(kp, ®, KEYP_ISR1, 1);
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/* Release all keys if I2C has gone bad or
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* the KEYP has gone to idle state */
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/*
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* Release all keys if I2C has gone bad or
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* the KEYP has gone to idle state.
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*/
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if (ret >= 0 && (reg & KEYP_IMR1_KP))
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twl4030_kp_scan(kp, false);
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else
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@ -283,7 +286,8 @@ static int twl4030_kp_program(struct twl4030_keypad *kp)
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if (twl4030_kpwrite_u8(kp, reg, KEYP_CTRL) < 0)
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return -EIO;
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/* NOTE: we could use sih_setup() here to package keypad
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/*
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* NOTE: we could use sih_setup() here to package keypad
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* event sources as four different IRQs ... but we don't.
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*/
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@ -312,7 +316,7 @@ static int twl4030_kp_program(struct twl4030_keypad *kp)
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/*
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* Enable Clear-on-Read; disable remembering events that fire
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* after the IRQ but before our handler acks (reads) them,
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* after the IRQ but before our handler acks (reads) them.
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*/
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reg = TWL4030_SIH_CTRL_COR_MASK | TWL4030_SIH_CTRL_PENDDIS_MASK;
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if (twl4030_kpwrite_u8(kp, reg, KEYP_SIH_CTRL) < 0)
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@ -76,8 +76,8 @@ enum {
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BUZZER_ON = 1 << 5,
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/* up to 256 normal keys, up to 16 special keys */
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KEYMAP_SIZE = 256 + 16,
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/* up to 256 normal keys, up to 15 special key combinations */
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KEYMAP_SIZE = 256 + 15,
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};
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/* CM109 protocol packet */
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@ -139,7 +139,7 @@ static unsigned short special_keymap(int code)
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{
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if (code > 0xff) {
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switch (code - 0xff) {
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case RECORD_MUTE: return KEY_MUTE;
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case RECORD_MUTE: return KEY_MICMUTE;
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case PLAYBACK_MUTE: return KEY_MUTE;
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case VOLUME_DOWN: return KEY_VOLUMEDOWN;
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case VOLUME_UP: return KEY_VOLUMEUP;
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@ -312,6 +312,32 @@ static void report_key(struct cm109_dev *dev, int key)
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input_sync(idev);
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}
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/*
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* Converts data of special key presses (volume, mute) into events
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* for the input subsystem, sends press-n-release for mute keys.
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*/
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static void cm109_report_special(struct cm109_dev *dev)
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{
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static const u8 autorelease = RECORD_MUTE | PLAYBACK_MUTE;
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struct input_dev *idev = dev->idev;
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u8 data = dev->irq_data->byte[HID_IR0];
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unsigned short keycode;
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int i;
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for (i = 0; i < 4; i++) {
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keycode = dev->keymap[0xff + BIT(i)];
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if (keycode == KEY_RESERVED)
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continue;
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input_report_key(idev, keycode, data & BIT(i));
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if (data & autorelease & BIT(i)) {
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input_sync(idev);
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input_report_key(idev, keycode, 0);
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}
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}
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input_sync(idev);
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}
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/******************************************************************************
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* CM109 usb communication interface
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*****************************************************************************/
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@ -340,6 +366,7 @@ static void cm109_urb_irq_callback(struct urb *urb)
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struct cm109_dev *dev = urb->context;
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const int status = urb->status;
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int error;
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unsigned long flags;
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dev_dbg(&dev->intf->dev, "### URB IRQ: [0x%02x 0x%02x 0x%02x 0x%02x] keybit=0x%02x\n",
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dev->irq_data->byte[0],
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@ -357,10 +384,7 @@ static void cm109_urb_irq_callback(struct urb *urb)
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}
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/* Special keys */
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if (dev->irq_data->byte[HID_IR0] & 0x0f) {
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const int code = (dev->irq_data->byte[HID_IR0] & 0x0f);
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report_key(dev, dev->keymap[0xff + code]);
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}
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cm109_report_special(dev);
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/* Scan key column */
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if (dev->keybit == 0xf) {
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@ -381,7 +405,7 @@ static void cm109_urb_irq_callback(struct urb *urb)
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out:
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spin_lock(&dev->ctl_submit_lock);
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spin_lock_irqsave(&dev->ctl_submit_lock, flags);
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dev->irq_urb_pending = 0;
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|
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@ -405,7 +429,7 @@ static void cm109_urb_irq_callback(struct urb *urb)
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__func__, error);
|
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}
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spin_unlock(&dev->ctl_submit_lock);
|
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spin_unlock_irqrestore(&dev->ctl_submit_lock, flags);
|
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}
|
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|
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static void cm109_urb_ctl_callback(struct urb *urb)
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|
|
@ -413,6 +437,7 @@ static void cm109_urb_ctl_callback(struct urb *urb)
|
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struct cm109_dev *dev = urb->context;
|
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const int status = urb->status;
|
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int error;
|
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unsigned long flags;
|
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|
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dev_dbg(&dev->intf->dev, "### URB CTL: [0x%02x 0x%02x 0x%02x 0x%02x]\n",
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dev->ctl_data->byte[0],
|
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|
|
@ -427,7 +452,7 @@ static void cm109_urb_ctl_callback(struct urb *urb)
|
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__func__, status);
|
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}
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|
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spin_lock(&dev->ctl_submit_lock);
|
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spin_lock_irqsave(&dev->ctl_submit_lock, flags);
|
||||
|
||||
dev->ctl_urb_pending = 0;
|
||||
|
||||
|
|
@ -448,7 +473,7 @@ static void cm109_urb_ctl_callback(struct urb *urb)
|
|||
}
|
||||
}
|
||||
|
||||
spin_unlock(&dev->ctl_submit_lock);
|
||||
spin_unlock_irqrestore(&dev->ctl_submit_lock, flags);
|
||||
}
|
||||
|
||||
static void cm109_toggle_buzzer_async(struct cm109_dev *dev)
|
||||
|
|
|
|||
|
|
@ -47,13 +47,13 @@ struct rotary_encoder {
|
|||
bool armed;
|
||||
signed char dir; /* 1 - clockwise, -1 - CCW */
|
||||
|
||||
unsigned last_stable;
|
||||
unsigned int last_stable;
|
||||
};
|
||||
|
||||
static unsigned rotary_encoder_get_state(struct rotary_encoder *encoder)
|
||||
static unsigned int rotary_encoder_get_state(struct rotary_encoder *encoder)
|
||||
{
|
||||
int i;
|
||||
unsigned ret = 0;
|
||||
unsigned int ret = 0;
|
||||
|
||||
for (i = 0; i < encoder->gpios->ndescs; ++i) {
|
||||
int val = gpiod_get_value_cansleep(encoder->gpios->desc[i]);
|
||||
|
|
@ -100,7 +100,7 @@ static void rotary_encoder_report_event(struct rotary_encoder *encoder)
|
|||
static irqreturn_t rotary_encoder_irq(int irq, void *dev_id)
|
||||
{
|
||||
struct rotary_encoder *encoder = dev_id;
|
||||
unsigned state;
|
||||
unsigned int state;
|
||||
|
||||
mutex_lock(&encoder->access_mutex);
|
||||
|
||||
|
|
|
|||
|
|
@ -46,7 +46,7 @@ struct vibra_info {
|
|||
struct device *dev;
|
||||
struct input_dev *input_dev;
|
||||
struct work_struct play_work;
|
||||
struct mutex mutex;
|
||||
|
||||
int irq;
|
||||
|
||||
bool enabled;
|
||||
|
|
@ -190,8 +190,6 @@ static void vibra_play_work(struct work_struct *work)
|
|||
return;
|
||||
}
|
||||
|
||||
mutex_lock(&info->mutex);
|
||||
|
||||
if (info->weak_speed || info->strong_speed) {
|
||||
if (!info->enabled)
|
||||
twl6040_vibra_enable(info);
|
||||
|
|
@ -200,7 +198,6 @@ static void vibra_play_work(struct work_struct *work)
|
|||
} else if (info->enabled)
|
||||
twl6040_vibra_disable(info);
|
||||
|
||||
mutex_unlock(&info->mutex);
|
||||
}
|
||||
|
||||
static int vibra_play(struct input_dev *input, void *data,
|
||||
|
|
@ -223,12 +220,8 @@ static void twl6040_vibra_close(struct input_dev *input)
|
|||
|
||||
cancel_work_sync(&info->play_work);
|
||||
|
||||
mutex_lock(&info->mutex);
|
||||
|
||||
if (info->enabled)
|
||||
twl6040_vibra_disable(info);
|
||||
|
||||
mutex_unlock(&info->mutex);
|
||||
}
|
||||
|
||||
static int __maybe_unused twl6040_vibra_suspend(struct device *dev)
|
||||
|
|
@ -236,13 +229,11 @@ static int __maybe_unused twl6040_vibra_suspend(struct device *dev)
|
|||
struct platform_device *pdev = to_platform_device(dev);
|
||||
struct vibra_info *info = platform_get_drvdata(pdev);
|
||||
|
||||
mutex_lock(&info->mutex);
|
||||
cancel_work_sync(&info->play_work);
|
||||
|
||||
if (info->enabled)
|
||||
twl6040_vibra_disable(info);
|
||||
|
||||
mutex_unlock(&info->mutex);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
|
@ -301,8 +292,6 @@ static int twl6040_vibra_probe(struct platform_device *pdev)
|
|||
return -EINVAL;
|
||||
}
|
||||
|
||||
mutex_init(&info->mutex);
|
||||
|
||||
error = devm_request_threaded_irq(&pdev->dev, info->irq, NULL,
|
||||
twl6040_vib_irq_handler,
|
||||
IRQF_ONESHOT,
|
||||
|
|
|
|||
|
|
@ -478,7 +478,6 @@ int byd_init(struct psmouse *psmouse)
|
|||
if (!priv)
|
||||
return -ENOMEM;
|
||||
|
||||
memset(priv, 0, sizeof(*priv));
|
||||
setup_timer(&priv->timer, byd_clear_touch, (unsigned long) psmouse);
|
||||
|
||||
psmouse->private = priv;
|
||||
|
|
|
|||
|
|
@ -49,7 +49,6 @@ MODULE_LICENSE(DRIVER_LICENSE);
|
|||
struct usb_acecad {
|
||||
char name[128];
|
||||
char phys[64];
|
||||
struct usb_device *usbdev;
|
||||
struct usb_interface *intf;
|
||||
struct input_dev *input;
|
||||
struct urb *irq;
|
||||
|
|
@ -64,6 +63,7 @@ static void usb_acecad_irq(struct urb *urb)
|
|||
unsigned char *data = acecad->data;
|
||||
struct input_dev *dev = acecad->input;
|
||||
struct usb_interface *intf = acecad->intf;
|
||||
struct usb_device *udev = interface_to_usbdev(intf);
|
||||
int prox, status;
|
||||
|
||||
switch (urb->status) {
|
||||
|
|
@ -110,15 +110,15 @@ resubmit:
|
|||
if (status)
|
||||
dev_err(&intf->dev,
|
||||
"can't resubmit intr, %s-%s/input0, status %d\n",
|
||||
acecad->usbdev->bus->bus_name,
|
||||
acecad->usbdev->devpath, status);
|
||||
udev->bus->bus_name,
|
||||
udev->devpath, status);
|
||||
}
|
||||
|
||||
static int usb_acecad_open(struct input_dev *dev)
|
||||
{
|
||||
struct usb_acecad *acecad = input_get_drvdata(dev);
|
||||
|
||||
acecad->irq->dev = acecad->usbdev;
|
||||
acecad->irq->dev = interface_to_usbdev(acecad->intf);
|
||||
if (usb_submit_urb(acecad->irq, GFP_KERNEL))
|
||||
return -EIO;
|
||||
|
||||
|
|
@ -172,7 +172,6 @@ static int usb_acecad_probe(struct usb_interface *intf, const struct usb_device_
|
|||
goto fail2;
|
||||
}
|
||||
|
||||
acecad->usbdev = dev;
|
||||
acecad->intf = intf;
|
||||
acecad->input = input_dev;
|
||||
|
||||
|
|
@ -251,12 +250,13 @@ static int usb_acecad_probe(struct usb_interface *intf, const struct usb_device_
|
|||
static void usb_acecad_disconnect(struct usb_interface *intf)
|
||||
{
|
||||
struct usb_acecad *acecad = usb_get_intfdata(intf);
|
||||
struct usb_device *udev = interface_to_usbdev(intf);
|
||||
|
||||
usb_set_intfdata(intf, NULL);
|
||||
|
||||
input_unregister_device(acecad->input);
|
||||
usb_free_urb(acecad->irq);
|
||||
usb_free_coherent(acecad->usbdev, 8, acecad->data, acecad->data_dma);
|
||||
usb_free_coherent(udev, 8, acecad->data, acecad->data_dma);
|
||||
kfree(acecad);
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -307,7 +307,6 @@ struct aiptek_settings {
|
|||
|
||||
struct aiptek {
|
||||
struct input_dev *inputdev; /* input device struct */
|
||||
struct usb_device *usbdev; /* usb device struct */
|
||||
struct usb_interface *intf; /* usb interface struct */
|
||||
struct urb *urb; /* urb for incoming reports */
|
||||
dma_addr_t data_dma; /* our dma stuffage */
|
||||
|
|
@ -847,7 +846,7 @@ static int aiptek_open(struct input_dev *inputdev)
|
|||
{
|
||||
struct aiptek *aiptek = input_get_drvdata(inputdev);
|
||||
|
||||
aiptek->urb->dev = aiptek->usbdev;
|
||||
aiptek->urb->dev = interface_to_usbdev(aiptek->intf);
|
||||
if (usb_submit_urb(aiptek->urb, GFP_KERNEL) != 0)
|
||||
return -EIO;
|
||||
|
||||
|
|
@ -873,8 +872,10 @@ aiptek_set_report(struct aiptek *aiptek,
|
|||
unsigned char report_type,
|
||||
unsigned char report_id, void *buffer, int size)
|
||||
{
|
||||
return usb_control_msg(aiptek->usbdev,
|
||||
usb_sndctrlpipe(aiptek->usbdev, 0),
|
||||
struct usb_device *udev = interface_to_usbdev(aiptek->intf);
|
||||
|
||||
return usb_control_msg(udev,
|
||||
usb_sndctrlpipe(udev, 0),
|
||||
USB_REQ_SET_REPORT,
|
||||
USB_TYPE_CLASS | USB_RECIP_INTERFACE |
|
||||
USB_DIR_OUT, (report_type << 8) + report_id,
|
||||
|
|
@ -886,8 +887,10 @@ aiptek_get_report(struct aiptek *aiptek,
|
|||
unsigned char report_type,
|
||||
unsigned char report_id, void *buffer, int size)
|
||||
{
|
||||
return usb_control_msg(aiptek->usbdev,
|
||||
usb_rcvctrlpipe(aiptek->usbdev, 0),
|
||||
struct usb_device *udev = interface_to_usbdev(aiptek->intf);
|
||||
|
||||
return usb_control_msg(udev,
|
||||
usb_rcvctrlpipe(udev, 0),
|
||||
USB_REQ_GET_REPORT,
|
||||
USB_TYPE_CLASS | USB_RECIP_INTERFACE |
|
||||
USB_DIR_IN, (report_type << 8) + report_id,
|
||||
|
|
@ -1729,7 +1732,6 @@ aiptek_probe(struct usb_interface *intf, const struct usb_device_id *id)
|
|||
}
|
||||
|
||||
aiptek->inputdev = inputdev;
|
||||
aiptek->usbdev = usbdev;
|
||||
aiptek->intf = intf;
|
||||
aiptek->ifnum = intf->altsetting[0].desc.bInterfaceNumber;
|
||||
aiptek->inDelay = 0;
|
||||
|
|
@ -1833,8 +1835,8 @@ aiptek_probe(struct usb_interface *intf, const struct usb_device_id *id)
|
|||
* input.
|
||||
*/
|
||||
usb_fill_int_urb(aiptek->urb,
|
||||
aiptek->usbdev,
|
||||
usb_rcvintpipe(aiptek->usbdev,
|
||||
usbdev,
|
||||
usb_rcvintpipe(usbdev,
|
||||
endpoint->bEndpointAddress),
|
||||
aiptek->data, 8, aiptek_irq, aiptek,
|
||||
endpoint->bInterval);
|
||||
|
|
|
|||
|
|
@ -104,7 +104,6 @@ MODULE_DEVICE_TABLE (usb, gtco_usbid_table);
|
|||
struct gtco {
|
||||
|
||||
struct input_dev *inputdevice; /* input device struct pointer */
|
||||
struct usb_device *usbdev; /* the usb device for this device */
|
||||
struct usb_interface *intf; /* the usb interface for this device */
|
||||
struct urb *urbinfo; /* urb for incoming reports */
|
||||
dma_addr_t buf_dma; /* dma addr of the data buffer*/
|
||||
|
|
@ -540,7 +539,7 @@ static int gtco_input_open(struct input_dev *inputdev)
|
|||
{
|
||||
struct gtco *device = input_get_drvdata(inputdev);
|
||||
|
||||
device->urbinfo->dev = device->usbdev;
|
||||
device->urbinfo->dev = interface_to_usbdev(device->intf);
|
||||
if (usb_submit_urb(device->urbinfo, GFP_KERNEL))
|
||||
return -EIO;
|
||||
|
||||
|
|
@ -824,6 +823,7 @@ static int gtco_probe(struct usb_interface *usbinterface,
|
|||
int result = 0, retry;
|
||||
int error;
|
||||
struct usb_endpoint_descriptor *endpoint;
|
||||
struct usb_device *udev = interface_to_usbdev(usbinterface);
|
||||
|
||||
/* Allocate memory for device structure */
|
||||
gtco = kzalloc(sizeof(struct gtco), GFP_KERNEL);
|
||||
|
|
@ -838,11 +838,10 @@ static int gtco_probe(struct usb_interface *usbinterface,
|
|||
gtco->inputdevice = input_dev;
|
||||
|
||||
/* Save interface information */
|
||||
gtco->usbdev = interface_to_usbdev(usbinterface);
|
||||
gtco->intf = usbinterface;
|
||||
|
||||
/* Allocate some data for incoming reports */
|
||||
gtco->buffer = usb_alloc_coherent(gtco->usbdev, REPORT_MAX_SIZE,
|
||||
gtco->buffer = usb_alloc_coherent(udev, REPORT_MAX_SIZE,
|
||||
GFP_KERNEL, >co->buf_dma);
|
||||
if (!gtco->buffer) {
|
||||
dev_err(&usbinterface->dev, "No more memory for us buffers\n");
|
||||
|
|
@ -907,8 +906,8 @@ static int gtco_probe(struct usb_interface *usbinterface,
|
|||
|
||||
/* Couple of tries to get reply */
|
||||
for (retry = 0; retry < 3; retry++) {
|
||||
result = usb_control_msg(gtco->usbdev,
|
||||
usb_rcvctrlpipe(gtco->usbdev, 0),
|
||||
result = usb_control_msg(udev,
|
||||
usb_rcvctrlpipe(udev, 0),
|
||||
USB_REQ_GET_DESCRIPTOR,
|
||||
USB_RECIP_INTERFACE | USB_DIR_IN,
|
||||
REPORT_DEVICE_TYPE << 8,
|
||||
|
|
@ -936,7 +935,7 @@ static int gtco_probe(struct usb_interface *usbinterface,
|
|||
}
|
||||
|
||||
/* Create a device file node */
|
||||
usb_make_path(gtco->usbdev, gtco->usbpath, sizeof(gtco->usbpath));
|
||||
usb_make_path(udev, gtco->usbpath, sizeof(gtco->usbpath));
|
||||
strlcat(gtco->usbpath, "/input0", sizeof(gtco->usbpath));
|
||||
|
||||
/* Set Input device functions */
|
||||
|
|
@ -953,15 +952,15 @@ static int gtco_probe(struct usb_interface *usbinterface,
|
|||
gtco_setup_caps(input_dev);
|
||||
|
||||
/* Set input device required ID information */
|
||||
usb_to_input_id(gtco->usbdev, &input_dev->id);
|
||||
usb_to_input_id(udev, &input_dev->id);
|
||||
input_dev->dev.parent = &usbinterface->dev;
|
||||
|
||||
/* Setup the URB, it will be posted later on open of input device */
|
||||
endpoint = &usbinterface->altsetting[0].endpoint[0].desc;
|
||||
|
||||
usb_fill_int_urb(gtco->urbinfo,
|
||||
gtco->usbdev,
|
||||
usb_rcvintpipe(gtco->usbdev,
|
||||
udev,
|
||||
usb_rcvintpipe(udev,
|
||||
endpoint->bEndpointAddress),
|
||||
gtco->buffer,
|
||||
REPORT_MAX_SIZE,
|
||||
|
|
@ -985,7 +984,7 @@ static int gtco_probe(struct usb_interface *usbinterface,
|
|||
err_free_urb:
|
||||
usb_free_urb(gtco->urbinfo);
|
||||
err_free_buf:
|
||||
usb_free_coherent(gtco->usbdev, REPORT_MAX_SIZE,
|
||||
usb_free_coherent(udev, REPORT_MAX_SIZE,
|
||||
gtco->buffer, gtco->buf_dma);
|
||||
err_free_devs:
|
||||
input_free_device(input_dev);
|
||||
|
|
@ -1002,13 +1001,14 @@ static void gtco_disconnect(struct usb_interface *interface)
|
|||
{
|
||||
/* Grab private device ptr */
|
||||
struct gtco *gtco = usb_get_intfdata(interface);
|
||||
struct usb_device *udev = interface_to_usbdev(interface);
|
||||
|
||||
/* Now reverse all the registration stuff */
|
||||
if (gtco) {
|
||||
input_unregister_device(gtco->inputdevice);
|
||||
usb_kill_urb(gtco->urbinfo);
|
||||
usb_free_urb(gtco->urbinfo);
|
||||
usb_free_coherent(gtco->usbdev, REPORT_MAX_SIZE,
|
||||
usb_free_coherent(udev, REPORT_MAX_SIZE,
|
||||
gtco->buffer, gtco->buf_dma);
|
||||
kfree(gtco);
|
||||
}
|
||||
|
|
|
|||
|
|
@ -31,7 +31,6 @@ struct kbtab {
|
|||
unsigned char *data;
|
||||
dma_addr_t data_dma;
|
||||
struct input_dev *dev;
|
||||
struct usb_device *usbdev;
|
||||
struct usb_interface *intf;
|
||||
struct urb *irq;
|
||||
char phys[32];
|
||||
|
|
@ -99,8 +98,9 @@ MODULE_DEVICE_TABLE(usb, kbtab_ids);
|
|||
static int kbtab_open(struct input_dev *dev)
|
||||
{
|
||||
struct kbtab *kbtab = input_get_drvdata(dev);
|
||||
struct usb_device *udev = interface_to_usbdev(kbtab->intf);
|
||||
|
||||
kbtab->irq->dev = kbtab->usbdev;
|
||||
kbtab->irq->dev = udev;
|
||||
if (usb_submit_urb(kbtab->irq, GFP_KERNEL))
|
||||
return -EIO;
|
||||
|
||||
|
|
@ -135,7 +135,6 @@ static int kbtab_probe(struct usb_interface *intf, const struct usb_device_id *i
|
|||
if (!kbtab->irq)
|
||||
goto fail2;
|
||||
|
||||
kbtab->usbdev = dev;
|
||||
kbtab->intf = intf;
|
||||
kbtab->dev = input_dev;
|
||||
|
||||
|
|
@ -188,12 +187,13 @@ static int kbtab_probe(struct usb_interface *intf, const struct usb_device_id *i
|
|||
static void kbtab_disconnect(struct usb_interface *intf)
|
||||
{
|
||||
struct kbtab *kbtab = usb_get_intfdata(intf);
|
||||
struct usb_device *udev = interface_to_usbdev(intf);
|
||||
|
||||
usb_set_intfdata(intf, NULL);
|
||||
|
||||
input_unregister_device(kbtab->dev);
|
||||
usb_free_urb(kbtab->irq);
|
||||
usb_free_coherent(kbtab->usbdev, 8, kbtab->data, kbtab->data_dma);
|
||||
usb_free_coherent(udev, 8, kbtab->data, kbtab->data_dma);
|
||||
kfree(kbtab);
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -23,6 +23,8 @@
|
|||
#include <linux/io.h>
|
||||
#include <linux/clk.h>
|
||||
#include <linux/serio.h>
|
||||
#include <linux/mfd/syscon.h>
|
||||
#include <linux/regmap.h>
|
||||
|
||||
#define IPROC_TS_NAME "iproc-ts"
|
||||
|
||||
|
|
@ -88,7 +90,11 @@
|
|||
#define TS_WIRE_MODE_BIT BIT(1)
|
||||
|
||||
#define dbg_reg(dev, priv, reg) \
|
||||
dev_dbg(dev, "%20s= 0x%08x\n", #reg, readl((priv)->regs + reg))
|
||||
do { \
|
||||
u32 val; \
|
||||
regmap_read(priv->regmap, reg, &val); \
|
||||
dev_dbg(dev, "%20s= 0x%08x\n", #reg, val); \
|
||||
} while (0)
|
||||
|
||||
struct tsc_param {
|
||||
/* Each step is 1024 us. Valid 1-256 */
|
||||
|
|
@ -141,7 +147,7 @@ struct iproc_ts_priv {
|
|||
struct platform_device *pdev;
|
||||
struct input_dev *idev;
|
||||
|
||||
void __iomem *regs;
|
||||
struct regmap *regmap;
|
||||
struct clk *tsc_clk;
|
||||
|
||||
int pen_status;
|
||||
|
|
@ -196,22 +202,22 @@ static irqreturn_t iproc_touchscreen_interrupt(int irq, void *data)
|
|||
int i;
|
||||
bool needs_sync = false;
|
||||
|
||||
intr_status = readl(priv->regs + INTERRUPT_STATUS);
|
||||
regmap_read(priv->regmap, INTERRUPT_STATUS, &intr_status);
|
||||
intr_status &= TS_PEN_INTR_MASK | TS_FIFO_INTR_MASK;
|
||||
if (intr_status == 0)
|
||||
return IRQ_NONE;
|
||||
|
||||
/* Clear all interrupt status bits, write-1-clear */
|
||||
writel(intr_status, priv->regs + INTERRUPT_STATUS);
|
||||
|
||||
regmap_write(priv->regmap, INTERRUPT_STATUS, intr_status);
|
||||
/* Pen up/down */
|
||||
if (intr_status & TS_PEN_INTR_MASK) {
|
||||
if (readl(priv->regs + CONTROLLER_STATUS) & TS_PEN_DOWN)
|
||||
regmap_read(priv->regmap, CONTROLLER_STATUS, &priv->pen_status);
|
||||
if (priv->pen_status & TS_PEN_DOWN)
|
||||
priv->pen_status = PEN_DOWN_STATUS;
|
||||
else
|
||||
priv->pen_status = PEN_UP_STATUS;
|
||||
|
||||
input_report_key(priv->idev, BTN_TOUCH, priv->pen_status);
|
||||
input_report_key(priv->idev, BTN_TOUCH, priv->pen_status);
|
||||
needs_sync = true;
|
||||
|
||||
dev_dbg(&priv->pdev->dev,
|
||||
|
|
@ -221,7 +227,7 @@ static irqreturn_t iproc_touchscreen_interrupt(int irq, void *data)
|
|||
/* coordinates in FIFO exceed the theshold */
|
||||
if (intr_status & TS_FIFO_INTR_MASK) {
|
||||
for (i = 0; i < priv->cfg_params.fifo_threshold; i++) {
|
||||
raw_coordinate = readl(priv->regs + FIFO_DATA);
|
||||
regmap_read(priv->regmap, FIFO_DATA, &raw_coordinate);
|
||||
if (raw_coordinate == INVALID_COORD)
|
||||
continue;
|
||||
|
||||
|
|
@ -239,7 +245,7 @@ static irqreturn_t iproc_touchscreen_interrupt(int irq, void *data)
|
|||
x = (x >> 4) & 0x0FFF;
|
||||
y = (y >> 4) & 0x0FFF;
|
||||
|
||||
/* adjust x y according to lcd tsc mount angle */
|
||||
/* Adjust x y according to LCD tsc mount angle. */
|
||||
if (priv->cfg_params.invert_x)
|
||||
x = priv->cfg_params.max_x - x;
|
||||
|
||||
|
|
@ -262,9 +268,10 @@ static irqreturn_t iproc_touchscreen_interrupt(int irq, void *data)
|
|||
|
||||
static int iproc_ts_start(struct input_dev *idev)
|
||||
{
|
||||
struct iproc_ts_priv *priv = input_get_drvdata(idev);
|
||||
u32 val;
|
||||
u32 mask;
|
||||
int error;
|
||||
struct iproc_ts_priv *priv = input_get_drvdata(idev);
|
||||
|
||||
/* Enable clock */
|
||||
error = clk_prepare_enable(priv->tsc_clk);
|
||||
|
|
@ -279,9 +286,10 @@ static int iproc_ts_start(struct input_dev *idev)
|
|||
* FIFO reaches the int_th value, and pen event(up/down)
|
||||
*/
|
||||
val = TS_PEN_INTR_MASK | TS_FIFO_INTR_MASK;
|
||||
writel(val, priv->regs + INTERRUPT_MASK);
|
||||
regmap_update_bits(priv->regmap, INTERRUPT_MASK, val, val);
|
||||
|
||||
writel(priv->cfg_params.fifo_threshold, priv->regs + INTERRUPT_THRES);
|
||||
val = priv->cfg_params.fifo_threshold;
|
||||
regmap_write(priv->regmap, INTERRUPT_THRES, val);
|
||||
|
||||
/* Initialize control reg1 */
|
||||
val = 0;
|
||||
|
|
@ -289,26 +297,23 @@ static int iproc_ts_start(struct input_dev *idev)
|
|||
val |= priv->cfg_params.debounce_timeout << DEBOUNCE_TIMEOUT_SHIFT;
|
||||
val |= priv->cfg_params.settling_timeout << SETTLING_TIMEOUT_SHIFT;
|
||||
val |= priv->cfg_params.touch_timeout << TOUCH_TIMEOUT_SHIFT;
|
||||
writel(val, priv->regs + REGCTL1);
|
||||
regmap_write(priv->regmap, REGCTL1, val);
|
||||
|
||||
/* Try to clear all interrupt status */
|
||||
val = readl(priv->regs + INTERRUPT_STATUS);
|
||||
val |= TS_FIFO_INTR_MASK | TS_PEN_INTR_MASK;
|
||||
writel(val, priv->regs + INTERRUPT_STATUS);
|
||||
val = TS_FIFO_INTR_MASK | TS_PEN_INTR_MASK;
|
||||
regmap_update_bits(priv->regmap, INTERRUPT_STATUS, val, val);
|
||||
|
||||
/* Initialize control reg2 */
|
||||
val = readl(priv->regs + REGCTL2);
|
||||
val |= TS_CONTROLLER_EN_BIT | TS_WIRE_MODE_BIT;
|
||||
|
||||
val &= ~TS_CONTROLLER_AVGDATA_MASK;
|
||||
val = TS_CONTROLLER_EN_BIT | TS_WIRE_MODE_BIT;
|
||||
val |= priv->cfg_params.average_data << TS_CONTROLLER_AVGDATA_SHIFT;
|
||||
|
||||
val &= ~(TS_CONTROLLER_PWR_LDO | /* PWR up LDO */
|
||||
mask = (TS_CONTROLLER_AVGDATA_MASK);
|
||||
mask |= (TS_CONTROLLER_PWR_LDO | /* PWR up LDO */
|
||||
TS_CONTROLLER_PWR_ADC | /* PWR up ADC */
|
||||
TS_CONTROLLER_PWR_BGP | /* PWR up BGP */
|
||||
TS_CONTROLLER_PWR_TS); /* PWR up TS */
|
||||
|
||||
writel(val, priv->regs + REGCTL2);
|
||||
mask |= val;
|
||||
regmap_update_bits(priv->regmap, REGCTL2, mask, val);
|
||||
|
||||
ts_reg_dump(priv);
|
||||
|
||||
|
|
@ -320,12 +325,17 @@ static void iproc_ts_stop(struct input_dev *dev)
|
|||
u32 val;
|
||||
struct iproc_ts_priv *priv = input_get_drvdata(dev);
|
||||
|
||||
writel(0, priv->regs + INTERRUPT_MASK); /* Disable all interrupts */
|
||||
/*
|
||||
* Disable FIFO int_th and pen event(up/down)Interrupts only
|
||||
* as the interrupt mask register is shared between ADC, TS and
|
||||
* flextimer.
|
||||
*/
|
||||
val = TS_PEN_INTR_MASK | TS_FIFO_INTR_MASK;
|
||||
regmap_update_bits(priv->regmap, INTERRUPT_MASK, val, 0);
|
||||
|
||||
/* Only power down touch screen controller */
|
||||
val = readl(priv->regs + REGCTL2);
|
||||
val |= TS_CONTROLLER_PWR_TS;
|
||||
writel(val, priv->regs + REGCTL2);
|
||||
val = TS_CONTROLLER_PWR_TS;
|
||||
regmap_update_bits(priv->regmap, REGCTL2, val, val);
|
||||
|
||||
clk_disable(priv->tsc_clk);
|
||||
}
|
||||
|
|
@ -414,7 +424,6 @@ static int iproc_ts_probe(struct platform_device *pdev)
|
|||
{
|
||||
struct iproc_ts_priv *priv;
|
||||
struct input_dev *idev;
|
||||
struct resource *res;
|
||||
int irq;
|
||||
int error;
|
||||
|
||||
|
|
@ -422,12 +431,12 @@ static int iproc_ts_probe(struct platform_device *pdev)
|
|||
if (!priv)
|
||||
return -ENOMEM;
|
||||
|
||||
/* touchscreen controller memory mapped regs */
|
||||
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
|
||||
priv->regs = devm_ioremap_resource(&pdev->dev, res);
|
||||
if (IS_ERR(priv->regs)) {
|
||||
error = PTR_ERR(priv->regs);
|
||||
dev_err(&pdev->dev, "unable to map I/O memory: %d\n", error);
|
||||
/* touchscreen controller memory mapped regs via syscon*/
|
||||
priv->regmap = syscon_regmap_lookup_by_phandle(pdev->dev.of_node,
|
||||
"ts_syscon");
|
||||
if (IS_ERR(priv->regmap)) {
|
||||
error = PTR_ERR(priv->regmap);
|
||||
dev_err(&pdev->dev, "unable to map I/O memory:%d\n", error);
|
||||
return error;
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -487,8 +487,7 @@ static int titsc_remove(struct platform_device *pdev)
|
|||
return 0;
|
||||
}
|
||||
|
||||
#ifdef CONFIG_PM
|
||||
static int titsc_suspend(struct device *dev)
|
||||
static int __maybe_unused titsc_suspend(struct device *dev)
|
||||
{
|
||||
struct titsc *ts_dev = dev_get_drvdata(dev);
|
||||
struct ti_tscadc_dev *tscadc_dev;
|
||||
|
|
@ -504,7 +503,7 @@ static int titsc_suspend(struct device *dev)
|
|||
return 0;
|
||||
}
|
||||
|
||||
static int titsc_resume(struct device *dev)
|
||||
static int __maybe_unused titsc_resume(struct device *dev)
|
||||
{
|
||||
struct titsc *ts_dev = dev_get_drvdata(dev);
|
||||
struct ti_tscadc_dev *tscadc_dev;
|
||||
|
|
@ -521,14 +520,7 @@ static int titsc_resume(struct device *dev)
|
|||
return 0;
|
||||
}
|
||||
|
||||
static const struct dev_pm_ops titsc_pm_ops = {
|
||||
.suspend = titsc_suspend,
|
||||
.resume = titsc_resume,
|
||||
};
|
||||
#define TITSC_PM_OPS (&titsc_pm_ops)
|
||||
#else
|
||||
#define TITSC_PM_OPS NULL
|
||||
#endif
|
||||
static SIMPLE_DEV_PM_OPS(titsc_pm_ops, titsc_suspend, titsc_resume);
|
||||
|
||||
static const struct of_device_id ti_tsc_dt_ids[] = {
|
||||
{ .compatible = "ti,am3359-tsc", },
|
||||
|
|
@ -541,7 +533,7 @@ static struct platform_driver ti_tsc_driver = {
|
|||
.remove = titsc_remove,
|
||||
.driver = {
|
||||
.name = "TI-am335x-tsc",
|
||||
.pm = TITSC_PM_OPS,
|
||||
.pm = &titsc_pm_ops,
|
||||
.of_match_table = ti_tsc_dt_ids,
|
||||
},
|
||||
};
|
||||
|
|
|
|||
Loading…
Reference in New Issue