^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0-only
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * ati_remote2 - ATI/Philips USB RF remote driver
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Copyright (C) 2005-2008 Ville Syrjala <syrjala@sci.fi>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) * Copyright (C) 2007-2008 Peter Stokes <linux@dadeos.co.uk>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) #include <linux/usb/input.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #include <linux/slab.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #define DRIVER_DESC "ATI/Philips USB RF remote driver"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) MODULE_DESCRIPTION(DRIVER_DESC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) MODULE_AUTHOR("Ville Syrjala <syrjala@sci.fi>");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) MODULE_LICENSE("GPL");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) * ATI Remote Wonder II Channel Configuration
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) * The remote control can be assigned one of sixteen "channels" in order to facilitate
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) * the use of multiple remote controls within range of each other.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) * A remote's "channel" may be altered by pressing and holding the "PC" button for
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) * approximately 3 seconds, after which the button will slowly flash the count of the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) * currently configured "channel", using the numeric keypad enter a number between 1 and
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) * 16 and then press the "PC" button again, the button will slowly flash the count of the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) * newly configured "channel".
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) enum {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) ATI_REMOTE2_MAX_CHANNEL_MASK = 0xFFFF,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) ATI_REMOTE2_MAX_MODE_MASK = 0x1F,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) static int ati_remote2_set_mask(const char *val,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) const struct kernel_param *kp,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) unsigned int max)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) unsigned int mask;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) if (!val)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) ret = kstrtouint(val, 0, &mask);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) if (mask & ~max)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) *(unsigned int *)kp->arg = mask;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) static int ati_remote2_set_channel_mask(const char *val,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) const struct kernel_param *kp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) pr_debug("%s()\n", __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) return ati_remote2_set_mask(val, kp, ATI_REMOTE2_MAX_CHANNEL_MASK);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) static int ati_remote2_get_channel_mask(char *buffer,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) const struct kernel_param *kp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) pr_debug("%s()\n", __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) return sprintf(buffer, "0x%04x\n", *(unsigned int *)kp->arg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) static int ati_remote2_set_mode_mask(const char *val,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) const struct kernel_param *kp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) pr_debug("%s()\n", __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) return ati_remote2_set_mask(val, kp, ATI_REMOTE2_MAX_MODE_MASK);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) static int ati_remote2_get_mode_mask(char *buffer,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) const struct kernel_param *kp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) pr_debug("%s()\n", __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) return sprintf(buffer, "0x%02x\n", *(unsigned int *)kp->arg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) static unsigned int channel_mask = ATI_REMOTE2_MAX_CHANNEL_MASK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) #define param_check_channel_mask(name, p) __param_check(name, p, unsigned int)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) static const struct kernel_param_ops param_ops_channel_mask = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) .set = ati_remote2_set_channel_mask,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) .get = ati_remote2_get_channel_mask,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) module_param(channel_mask, channel_mask, 0644);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) MODULE_PARM_DESC(channel_mask, "Bitmask of channels to accept <15:Channel16>...<1:Channel2><0:Channel1>");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) static unsigned int mode_mask = ATI_REMOTE2_MAX_MODE_MASK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) #define param_check_mode_mask(name, p) __param_check(name, p, unsigned int)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) static const struct kernel_param_ops param_ops_mode_mask = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) .set = ati_remote2_set_mode_mask,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) .get = ati_remote2_get_mode_mask,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) module_param(mode_mask, mode_mask, 0644);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) MODULE_PARM_DESC(mode_mask, "Bitmask of modes to accept <4:PC><3:AUX4><2:AUX3><1:AUX2><0:AUX1>");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) static const struct usb_device_id ati_remote2_id_table[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) { USB_DEVICE(0x0471, 0x0602) }, /* ATI Remote Wonder II */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) { }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) MODULE_DEVICE_TABLE(usb, ati_remote2_id_table);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) static DEFINE_MUTEX(ati_remote2_mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) enum {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) ATI_REMOTE2_OPENED = 0x1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) ATI_REMOTE2_SUSPENDED = 0x2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) enum {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) ATI_REMOTE2_AUX1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) ATI_REMOTE2_AUX2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) ATI_REMOTE2_AUX3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) ATI_REMOTE2_AUX4,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) ATI_REMOTE2_PC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) ATI_REMOTE2_MODES,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) static const struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) u8 hw_code;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) u16 keycode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) } ati_remote2_key_table[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) { 0x00, KEY_0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) { 0x01, KEY_1 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) { 0x02, KEY_2 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) { 0x03, KEY_3 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) { 0x04, KEY_4 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) { 0x05, KEY_5 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) { 0x06, KEY_6 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) { 0x07, KEY_7 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) { 0x08, KEY_8 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) { 0x09, KEY_9 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) { 0x0c, KEY_POWER },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) { 0x0d, KEY_MUTE },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) { 0x10, KEY_VOLUMEUP },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) { 0x11, KEY_VOLUMEDOWN },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) { 0x20, KEY_CHANNELUP },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) { 0x21, KEY_CHANNELDOWN },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) { 0x28, KEY_FORWARD },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) { 0x29, KEY_REWIND },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) { 0x2c, KEY_PLAY },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) { 0x30, KEY_PAUSE },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) { 0x31, KEY_STOP },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) { 0x37, KEY_RECORD },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) { 0x38, KEY_DVD },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) { 0x39, KEY_TV },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) { 0x3f, KEY_PROG1 }, /* AUX1-AUX4 and PC */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) { 0x54, KEY_MENU },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) { 0x58, KEY_UP },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) { 0x59, KEY_DOWN },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) { 0x5a, KEY_LEFT },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) { 0x5b, KEY_RIGHT },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) { 0x5c, KEY_OK },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) { 0x78, KEY_A },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) { 0x79, KEY_B },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) { 0x7a, KEY_C },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) { 0x7b, KEY_D },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) { 0x7c, KEY_E },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) { 0x7d, KEY_F },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) { 0x82, KEY_ENTER },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) { 0x8e, KEY_VENDOR },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) { 0x96, KEY_COFFEE },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) { 0xa9, BTN_LEFT },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) { 0xaa, BTN_RIGHT },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) { 0xbe, KEY_QUESTION },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) { 0xd0, KEY_EDIT },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) { 0xd5, KEY_FRONT },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) { 0xf9, KEY_INFO },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) struct ati_remote2 {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) struct input_dev *idev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) struct usb_device *udev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) struct usb_interface *intf[2];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) struct usb_endpoint_descriptor *ep[2];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) struct urb *urb[2];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) void *buf[2];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) dma_addr_t buf_dma[2];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) unsigned long jiffies;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) int mode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) char name[64];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) char phys[64];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) /* Each mode (AUX1-AUX4 and PC) can have an independent keymap. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) u16 keycode[ATI_REMOTE2_MODES][ARRAY_SIZE(ati_remote2_key_table)];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) unsigned int flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) unsigned int channel_mask;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) unsigned int mode_mask;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) static int ati_remote2_probe(struct usb_interface *interface, const struct usb_device_id *id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) static void ati_remote2_disconnect(struct usb_interface *interface);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) static int ati_remote2_suspend(struct usb_interface *interface, pm_message_t message);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) static int ati_remote2_resume(struct usb_interface *interface);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) static int ati_remote2_reset_resume(struct usb_interface *interface);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) static int ati_remote2_pre_reset(struct usb_interface *interface);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) static int ati_remote2_post_reset(struct usb_interface *interface);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) static struct usb_driver ati_remote2_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) .name = "ati_remote2",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) .probe = ati_remote2_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) .disconnect = ati_remote2_disconnect,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) .id_table = ati_remote2_id_table,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) .suspend = ati_remote2_suspend,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) .resume = ati_remote2_resume,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) .reset_resume = ati_remote2_reset_resume,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) .pre_reset = ati_remote2_pre_reset,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) .post_reset = ati_remote2_post_reset,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) .supports_autosuspend = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) static int ati_remote2_submit_urbs(struct ati_remote2 *ar2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) int r;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) r = usb_submit_urb(ar2->urb[0], GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) if (r) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) dev_err(&ar2->intf[0]->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) "%s(): usb_submit_urb() = %d\n", __func__, r);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) return r;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) r = usb_submit_urb(ar2->urb[1], GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) if (r) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) usb_kill_urb(ar2->urb[0]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) dev_err(&ar2->intf[1]->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) "%s(): usb_submit_urb() = %d\n", __func__, r);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) return r;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) static void ati_remote2_kill_urbs(struct ati_remote2 *ar2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) usb_kill_urb(ar2->urb[1]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) usb_kill_urb(ar2->urb[0]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) static int ati_remote2_open(struct input_dev *idev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) struct ati_remote2 *ar2 = input_get_drvdata(idev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) int r;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) dev_dbg(&ar2->intf[0]->dev, "%s()\n", __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) r = usb_autopm_get_interface(ar2->intf[0]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) if (r) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) dev_err(&ar2->intf[0]->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) "%s(): usb_autopm_get_interface() = %d\n", __func__, r);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) goto fail1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) mutex_lock(&ati_remote2_mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) if (!(ar2->flags & ATI_REMOTE2_SUSPENDED)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) r = ati_remote2_submit_urbs(ar2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) if (r)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) goto fail2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) ar2->flags |= ATI_REMOTE2_OPENED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) mutex_unlock(&ati_remote2_mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) usb_autopm_put_interface(ar2->intf[0]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) fail2:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) mutex_unlock(&ati_remote2_mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) usb_autopm_put_interface(ar2->intf[0]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) fail1:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) return r;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) static void ati_remote2_close(struct input_dev *idev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) struct ati_remote2 *ar2 = input_get_drvdata(idev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) dev_dbg(&ar2->intf[0]->dev, "%s()\n", __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) mutex_lock(&ati_remote2_mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) if (!(ar2->flags & ATI_REMOTE2_SUSPENDED))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) ati_remote2_kill_urbs(ar2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) ar2->flags &= ~ATI_REMOTE2_OPENED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) mutex_unlock(&ati_remote2_mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) static void ati_remote2_input_mouse(struct ati_remote2 *ar2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) struct input_dev *idev = ar2->idev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) u8 *data = ar2->buf[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) int channel, mode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) channel = data[0] >> 4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) if (!((1 << channel) & ar2->channel_mask))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) mode = data[0] & 0x0F;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) if (mode > ATI_REMOTE2_PC) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) dev_err(&ar2->intf[0]->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) "Unknown mode byte (%02x %02x %02x %02x)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) data[3], data[2], data[1], data[0]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) if (!((1 << mode) & ar2->mode_mask))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) input_event(idev, EV_REL, REL_X, (s8) data[1]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) input_event(idev, EV_REL, REL_Y, (s8) data[2]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) input_sync(idev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) static int ati_remote2_lookup(unsigned int hw_code)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) for (i = 0; i < ARRAY_SIZE(ati_remote2_key_table); i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) if (ati_remote2_key_table[i].hw_code == hw_code)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) return i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) static void ati_remote2_input_key(struct ati_remote2 *ar2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) struct input_dev *idev = ar2->idev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) u8 *data = ar2->buf[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) int channel, mode, hw_code, index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) channel = data[0] >> 4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) if (!((1 << channel) & ar2->channel_mask))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) mode = data[0] & 0x0F;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) if (mode > ATI_REMOTE2_PC) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) dev_err(&ar2->intf[1]->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) "Unknown mode byte (%02x %02x %02x %02x)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) data[3], data[2], data[1], data[0]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) hw_code = data[2];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) if (hw_code == 0x3f) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) * For some incomprehensible reason the mouse pad generates
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) * events which look identical to the events from the last
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) * pressed mode key. Naturally we don't want to generate key
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) * events for the mouse pad so we filter out any subsequent
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) * events from the same mode key.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) if (ar2->mode == mode)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) if (data[1] == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380) ar2->mode = mode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383) if (!((1 << mode) & ar2->mode_mask))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) index = ati_remote2_lookup(hw_code);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) if (index < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) dev_err(&ar2->intf[1]->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389) "Unknown code byte (%02x %02x %02x %02x)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390) data[3], data[2], data[1], data[0]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) switch (data[1]) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) case 0: /* release */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397) case 1: /* press */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) ar2->jiffies = jiffies + msecs_to_jiffies(idev->rep[REP_DELAY]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) case 2: /* repeat */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) /* No repeat for mouse buttons. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) if (ar2->keycode[mode][index] == BTN_LEFT ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404) ar2->keycode[mode][index] == BTN_RIGHT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407) if (!time_after_eq(jiffies, ar2->jiffies))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410) ar2->jiffies = jiffies + msecs_to_jiffies(idev->rep[REP_PERIOD]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413) dev_err(&ar2->intf[1]->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) "Unknown state byte (%02x %02x %02x %02x)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) data[3], data[2], data[1], data[0]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419) input_event(idev, EV_KEY, ar2->keycode[mode][index], data[1]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) input_sync(idev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423) static void ati_remote2_complete_mouse(struct urb *urb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425) struct ati_remote2 *ar2 = urb->context;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426) int r;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428) switch (urb->status) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429) case 0:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430) usb_mark_last_busy(ar2->udev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431) ati_remote2_input_mouse(ar2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433) case -ENOENT:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434) case -EILSEQ:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435) case -ECONNRESET:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436) case -ESHUTDOWN:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437) dev_dbg(&ar2->intf[0]->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438) "%s(): urb status = %d\n", __func__, urb->status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441) usb_mark_last_busy(ar2->udev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442) dev_err(&ar2->intf[0]->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443) "%s(): urb status = %d\n", __func__, urb->status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 445)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 446) r = usb_submit_urb(urb, GFP_ATOMIC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 447) if (r)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 448) dev_err(&ar2->intf[0]->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 449) "%s(): usb_submit_urb() = %d\n", __func__, r);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 450) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 451)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 452) static void ati_remote2_complete_key(struct urb *urb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 453) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 454) struct ati_remote2 *ar2 = urb->context;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 455) int r;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 456)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 457) switch (urb->status) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 458) case 0:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 459) usb_mark_last_busy(ar2->udev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 460) ati_remote2_input_key(ar2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 461) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 462) case -ENOENT:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 463) case -EILSEQ:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 464) case -ECONNRESET:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 465) case -ESHUTDOWN:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 466) dev_dbg(&ar2->intf[1]->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 467) "%s(): urb status = %d\n", __func__, urb->status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 468) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 469) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 470) usb_mark_last_busy(ar2->udev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 471) dev_err(&ar2->intf[1]->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 472) "%s(): urb status = %d\n", __func__, urb->status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 473) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 474)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 475) r = usb_submit_urb(urb, GFP_ATOMIC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 476) if (r)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 477) dev_err(&ar2->intf[1]->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 478) "%s(): usb_submit_urb() = %d\n", __func__, r);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 479) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 480)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 481) static int ati_remote2_getkeycode(struct input_dev *idev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 482) struct input_keymap_entry *ke)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 483) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 484) struct ati_remote2 *ar2 = input_get_drvdata(idev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 485) unsigned int mode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 486) int offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 487) unsigned int index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 488) unsigned int scancode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 489)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 490) if (ke->flags & INPUT_KEYMAP_BY_INDEX) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 491) index = ke->index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 492) if (index >= ATI_REMOTE2_MODES *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 493) ARRAY_SIZE(ati_remote2_key_table))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 494) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 495)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 496) mode = ke->index / ARRAY_SIZE(ati_remote2_key_table);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 497) offset = ke->index % ARRAY_SIZE(ati_remote2_key_table);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 498) scancode = (mode << 8) + ati_remote2_key_table[offset].hw_code;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 499) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 500) if (input_scancode_to_scalar(ke, &scancode))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 501) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 502)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 503) mode = scancode >> 8;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 504) if (mode > ATI_REMOTE2_PC)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 505) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 506)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 507) offset = ati_remote2_lookup(scancode & 0xff);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 508) if (offset < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 509) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 510)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 511) index = mode * ARRAY_SIZE(ati_remote2_key_table) + offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 512) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 513)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 514) ke->keycode = ar2->keycode[mode][offset];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 515) ke->len = sizeof(scancode);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 516) memcpy(&ke->scancode, &scancode, sizeof(scancode));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 517) ke->index = index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 518)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 519) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 520) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 521)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 522) static int ati_remote2_setkeycode(struct input_dev *idev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 523) const struct input_keymap_entry *ke,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 524) unsigned int *old_keycode)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 525) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 526) struct ati_remote2 *ar2 = input_get_drvdata(idev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 527) unsigned int mode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 528) int offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 529) unsigned int index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 530) unsigned int scancode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 531)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 532) if (ke->flags & INPUT_KEYMAP_BY_INDEX) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 533) if (ke->index >= ATI_REMOTE2_MODES *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 534) ARRAY_SIZE(ati_remote2_key_table))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 535) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 536)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 537) mode = ke->index / ARRAY_SIZE(ati_remote2_key_table);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 538) offset = ke->index % ARRAY_SIZE(ati_remote2_key_table);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 539) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 540) if (input_scancode_to_scalar(ke, &scancode))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 541) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 542)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 543) mode = scancode >> 8;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 544) if (mode > ATI_REMOTE2_PC)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 545) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 546)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 547) offset = ati_remote2_lookup(scancode & 0xff);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 548) if (offset < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 549) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 550) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 551)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 552) *old_keycode = ar2->keycode[mode][offset];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 553) ar2->keycode[mode][offset] = ke->keycode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 554) __set_bit(ke->keycode, idev->keybit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 555)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 556) for (mode = 0; mode < ATI_REMOTE2_MODES; mode++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 557) for (index = 0; index < ARRAY_SIZE(ati_remote2_key_table); index++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 558) if (ar2->keycode[mode][index] == *old_keycode)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 559) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 560) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 561) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 562)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 563) __clear_bit(*old_keycode, idev->keybit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 564)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 565) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 566) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 567)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 568) static int ati_remote2_input_init(struct ati_remote2 *ar2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 569) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 570) struct input_dev *idev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 571) int index, mode, retval;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 572)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 573) idev = input_allocate_device();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 574) if (!idev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 575) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 576)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 577) ar2->idev = idev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 578) input_set_drvdata(idev, ar2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 579)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 580) idev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP) | BIT_MASK(EV_REL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 581) idev->keybit[BIT_WORD(BTN_MOUSE)] = BIT_MASK(BTN_LEFT) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 582) BIT_MASK(BTN_RIGHT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 583) idev->relbit[0] = BIT_MASK(REL_X) | BIT_MASK(REL_Y);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 584)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 585) for (mode = 0; mode < ATI_REMOTE2_MODES; mode++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 586) for (index = 0; index < ARRAY_SIZE(ati_remote2_key_table); index++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 587) ar2->keycode[mode][index] = ati_remote2_key_table[index].keycode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 588) __set_bit(ar2->keycode[mode][index], idev->keybit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 589) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 590) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 591)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 592) /* AUX1-AUX4 and PC generate the same scancode. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 593) index = ati_remote2_lookup(0x3f);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 594) ar2->keycode[ATI_REMOTE2_AUX1][index] = KEY_PROG1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 595) ar2->keycode[ATI_REMOTE2_AUX2][index] = KEY_PROG2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 596) ar2->keycode[ATI_REMOTE2_AUX3][index] = KEY_PROG3;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 597) ar2->keycode[ATI_REMOTE2_AUX4][index] = KEY_PROG4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 598) ar2->keycode[ATI_REMOTE2_PC][index] = KEY_PC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 599) __set_bit(KEY_PROG1, idev->keybit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 600) __set_bit(KEY_PROG2, idev->keybit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 601) __set_bit(KEY_PROG3, idev->keybit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 602) __set_bit(KEY_PROG4, idev->keybit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 603) __set_bit(KEY_PC, idev->keybit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 604)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 605) idev->rep[REP_DELAY] = 250;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 606) idev->rep[REP_PERIOD] = 33;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 607)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 608) idev->open = ati_remote2_open;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 609) idev->close = ati_remote2_close;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 610)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 611) idev->getkeycode = ati_remote2_getkeycode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 612) idev->setkeycode = ati_remote2_setkeycode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 613)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 614) idev->name = ar2->name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 615) idev->phys = ar2->phys;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 616)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 617) usb_to_input_id(ar2->udev, &idev->id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 618) idev->dev.parent = &ar2->udev->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 619)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 620) retval = input_register_device(idev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 621) if (retval)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 622) input_free_device(idev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 623)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 624) return retval;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 625) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 626)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 627) static int ati_remote2_urb_init(struct ati_remote2 *ar2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 628) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 629) struct usb_device *udev = ar2->udev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 630) int i, pipe, maxp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 631)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 632) for (i = 0; i < 2; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 633) ar2->buf[i] = usb_alloc_coherent(udev, 4, GFP_KERNEL, &ar2->buf_dma[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 634) if (!ar2->buf[i])
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 635) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 636)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 637) ar2->urb[i] = usb_alloc_urb(0, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 638) if (!ar2->urb[i])
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 639) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 640)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 641) pipe = usb_rcvintpipe(udev, ar2->ep[i]->bEndpointAddress);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 642) maxp = usb_maxpacket(udev, pipe, usb_pipeout(pipe));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 643) maxp = maxp > 4 ? 4 : maxp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 644)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 645) usb_fill_int_urb(ar2->urb[i], udev, pipe, ar2->buf[i], maxp,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 646) i ? ati_remote2_complete_key : ati_remote2_complete_mouse,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 647) ar2, ar2->ep[i]->bInterval);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 648) ar2->urb[i]->transfer_dma = ar2->buf_dma[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 649) ar2->urb[i]->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 650) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 651)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 652) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 653) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 654)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 655) static void ati_remote2_urb_cleanup(struct ati_remote2 *ar2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 656) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 657) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 658)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 659) for (i = 0; i < 2; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 660) usb_free_urb(ar2->urb[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 661) usb_free_coherent(ar2->udev, 4, ar2->buf[i], ar2->buf_dma[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 662) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 663) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 664)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 665) static int ati_remote2_setup(struct ati_remote2 *ar2, unsigned int ch_mask)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 666) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 667) int r, i, channel;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 668)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 669) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 670) * Configure receiver to only accept input from remote "channel"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 671) * channel == 0 -> Accept input from any remote channel
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 672) * channel == 1 -> Only accept input from remote channel 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 673) * channel == 2 -> Only accept input from remote channel 2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 674) * ...
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 675) * channel == 16 -> Only accept input from remote channel 16
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 676) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 677)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 678) channel = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 679) for (i = 0; i < 16; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 680) if ((1 << i) & ch_mask) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 681) if (!(~(1 << i) & ch_mask))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 682) channel = i + 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 683) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 684) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 685) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 686)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 687) r = usb_control_msg(ar2->udev, usb_sndctrlpipe(ar2->udev, 0),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 688) 0x20,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 689) USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_INTERFACE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 690) channel, 0x0, NULL, 0, USB_CTRL_SET_TIMEOUT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 691) if (r) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 692) dev_err(&ar2->udev->dev, "%s - failed to set channel due to error: %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 693) __func__, r);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 694) return r;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 695) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 696)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 697) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 698) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 699)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 700) static ssize_t ati_remote2_show_channel_mask(struct device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 701) struct device_attribute *attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 702) char *buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 703) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 704) struct usb_device *udev = to_usb_device(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 705) struct usb_interface *intf = usb_ifnum_to_if(udev, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 706) struct ati_remote2 *ar2 = usb_get_intfdata(intf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 707)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 708) return sprintf(buf, "0x%04x\n", ar2->channel_mask);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 709) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 710)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 711) static ssize_t ati_remote2_store_channel_mask(struct device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 712) struct device_attribute *attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 713) const char *buf, size_t count)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 714) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 715) struct usb_device *udev = to_usb_device(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 716) struct usb_interface *intf = usb_ifnum_to_if(udev, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 717) struct ati_remote2 *ar2 = usb_get_intfdata(intf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 718) unsigned int mask;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 719) int r;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 720)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 721) r = kstrtouint(buf, 0, &mask);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 722) if (r)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 723) return r;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 724)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 725) if (mask & ~ATI_REMOTE2_MAX_CHANNEL_MASK)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 726) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 727)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 728) r = usb_autopm_get_interface(ar2->intf[0]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 729) if (r) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 730) dev_err(&ar2->intf[0]->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 731) "%s(): usb_autopm_get_interface() = %d\n", __func__, r);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 732) return r;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 733) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 734)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 735) mutex_lock(&ati_remote2_mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 736)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 737) if (mask != ar2->channel_mask) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 738) r = ati_remote2_setup(ar2, mask);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 739) if (!r)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 740) ar2->channel_mask = mask;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 741) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 742)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 743) mutex_unlock(&ati_remote2_mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 744)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 745) usb_autopm_put_interface(ar2->intf[0]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 746)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 747) return r ? r : count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 748) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 749)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 750) static ssize_t ati_remote2_show_mode_mask(struct device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 751) struct device_attribute *attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 752) char *buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 753) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 754) struct usb_device *udev = to_usb_device(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 755) struct usb_interface *intf = usb_ifnum_to_if(udev, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 756) struct ati_remote2 *ar2 = usb_get_intfdata(intf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 757)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 758) return sprintf(buf, "0x%02x\n", ar2->mode_mask);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 759) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 760)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 761) static ssize_t ati_remote2_store_mode_mask(struct device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 762) struct device_attribute *attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 763) const char *buf, size_t count)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 764) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 765) struct usb_device *udev = to_usb_device(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 766) struct usb_interface *intf = usb_ifnum_to_if(udev, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 767) struct ati_remote2 *ar2 = usb_get_intfdata(intf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 768) unsigned int mask;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 769) int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 770)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 771) err = kstrtouint(buf, 0, &mask);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 772) if (err)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 773) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 774)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 775) if (mask & ~ATI_REMOTE2_MAX_MODE_MASK)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 776) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 777)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 778) ar2->mode_mask = mask;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 779)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 780) return count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 781) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 782)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 783) static DEVICE_ATTR(channel_mask, 0644, ati_remote2_show_channel_mask,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 784) ati_remote2_store_channel_mask);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 785)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 786) static DEVICE_ATTR(mode_mask, 0644, ati_remote2_show_mode_mask,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 787) ati_remote2_store_mode_mask);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 788)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 789) static struct attribute *ati_remote2_attrs[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 790) &dev_attr_channel_mask.attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 791) &dev_attr_mode_mask.attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 792) NULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 793) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 794)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 795) static struct attribute_group ati_remote2_attr_group = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 796) .attrs = ati_remote2_attrs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 797) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 798)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 799) static int ati_remote2_probe(struct usb_interface *interface, const struct usb_device_id *id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 800) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 801) struct usb_device *udev = interface_to_usbdev(interface);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 802) struct usb_host_interface *alt = interface->cur_altsetting;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 803) struct ati_remote2 *ar2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 804) int r;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 805)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 806) if (alt->desc.bInterfaceNumber)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 807) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 808)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 809) ar2 = kzalloc(sizeof (struct ati_remote2), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 810) if (!ar2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 811) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 812)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 813) ar2->udev = udev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 814)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 815) /* Sanity check, first interface must have an endpoint */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 816) if (alt->desc.bNumEndpoints < 1 || !alt->endpoint) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 817) dev_err(&interface->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 818) "%s(): interface 0 must have an endpoint\n", __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 819) r = -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 820) goto fail1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 821) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 822) ar2->intf[0] = interface;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 823) ar2->ep[0] = &alt->endpoint[0].desc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 824)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 825) /* Sanity check, the device must have two interfaces */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 826) ar2->intf[1] = usb_ifnum_to_if(udev, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 827) if ((udev->actconfig->desc.bNumInterfaces < 2) || !ar2->intf[1]) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 828) dev_err(&interface->dev, "%s(): need 2 interfaces, found %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 829) __func__, udev->actconfig->desc.bNumInterfaces);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 830) r = -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 831) goto fail1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 832) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 833)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 834) r = usb_driver_claim_interface(&ati_remote2_driver, ar2->intf[1], ar2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 835) if (r)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 836) goto fail1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 837)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 838) /* Sanity check, second interface must have an endpoint */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 839) alt = ar2->intf[1]->cur_altsetting;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 840) if (alt->desc.bNumEndpoints < 1 || !alt->endpoint) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 841) dev_err(&interface->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 842) "%s(): interface 1 must have an endpoint\n", __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 843) r = -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 844) goto fail2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 845) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 846) ar2->ep[1] = &alt->endpoint[0].desc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 847)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 848) r = ati_remote2_urb_init(ar2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 849) if (r)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 850) goto fail3;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 851)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 852) ar2->channel_mask = channel_mask;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 853) ar2->mode_mask = mode_mask;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 854)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 855) r = ati_remote2_setup(ar2, ar2->channel_mask);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 856) if (r)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 857) goto fail3;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 858)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 859) usb_make_path(udev, ar2->phys, sizeof(ar2->phys));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 860) strlcat(ar2->phys, "/input0", sizeof(ar2->phys));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 861)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 862) strlcat(ar2->name, "ATI Remote Wonder II", sizeof(ar2->name));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 863)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 864) r = sysfs_create_group(&udev->dev.kobj, &ati_remote2_attr_group);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 865) if (r)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 866) goto fail3;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 867)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 868) r = ati_remote2_input_init(ar2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 869) if (r)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 870) goto fail4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 871)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 872) usb_set_intfdata(interface, ar2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 873)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 874) interface->needs_remote_wakeup = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 875)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 876) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 877)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 878) fail4:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 879) sysfs_remove_group(&udev->dev.kobj, &ati_remote2_attr_group);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 880) fail3:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 881) ati_remote2_urb_cleanup(ar2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 882) fail2:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 883) usb_driver_release_interface(&ati_remote2_driver, ar2->intf[1]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 884) fail1:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 885) kfree(ar2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 886)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 887) return r;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 888) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 889)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 890) static void ati_remote2_disconnect(struct usb_interface *interface)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 891) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 892) struct ati_remote2 *ar2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 893) struct usb_host_interface *alt = interface->cur_altsetting;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 894)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 895) if (alt->desc.bInterfaceNumber)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 896) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 897)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 898) ar2 = usb_get_intfdata(interface);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 899) usb_set_intfdata(interface, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 900)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 901) input_unregister_device(ar2->idev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 902)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 903) sysfs_remove_group(&ar2->udev->dev.kobj, &ati_remote2_attr_group);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 904)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 905) ati_remote2_urb_cleanup(ar2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 906)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 907) usb_driver_release_interface(&ati_remote2_driver, ar2->intf[1]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 908)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 909) kfree(ar2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 910) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 911)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 912) static int ati_remote2_suspend(struct usb_interface *interface,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 913) pm_message_t message)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 914) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 915) struct ati_remote2 *ar2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 916) struct usb_host_interface *alt = interface->cur_altsetting;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 917)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 918) if (alt->desc.bInterfaceNumber)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 919) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 920)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 921) ar2 = usb_get_intfdata(interface);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 922)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 923) dev_dbg(&ar2->intf[0]->dev, "%s()\n", __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 924)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 925) mutex_lock(&ati_remote2_mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 926)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 927) if (ar2->flags & ATI_REMOTE2_OPENED)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 928) ati_remote2_kill_urbs(ar2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 929)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 930) ar2->flags |= ATI_REMOTE2_SUSPENDED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 931)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 932) mutex_unlock(&ati_remote2_mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 933)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 934) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 935) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 936)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 937) static int ati_remote2_resume(struct usb_interface *interface)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 938) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 939) struct ati_remote2 *ar2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 940) struct usb_host_interface *alt = interface->cur_altsetting;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 941) int r = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 942)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 943) if (alt->desc.bInterfaceNumber)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 944) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 945)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 946) ar2 = usb_get_intfdata(interface);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 947)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 948) dev_dbg(&ar2->intf[0]->dev, "%s()\n", __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 949)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 950) mutex_lock(&ati_remote2_mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 951)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 952) if (ar2->flags & ATI_REMOTE2_OPENED)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 953) r = ati_remote2_submit_urbs(ar2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 954)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 955) if (!r)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 956) ar2->flags &= ~ATI_REMOTE2_SUSPENDED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 957)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 958) mutex_unlock(&ati_remote2_mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 959)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 960) return r;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 961) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 962)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 963) static int ati_remote2_reset_resume(struct usb_interface *interface)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 964) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 965) struct ati_remote2 *ar2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 966) struct usb_host_interface *alt = interface->cur_altsetting;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 967) int r = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 968)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 969) if (alt->desc.bInterfaceNumber)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 970) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 971)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 972) ar2 = usb_get_intfdata(interface);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 973)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 974) dev_dbg(&ar2->intf[0]->dev, "%s()\n", __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 975)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 976) mutex_lock(&ati_remote2_mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 977)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 978) r = ati_remote2_setup(ar2, ar2->channel_mask);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 979) if (r)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 980) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 981)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 982) if (ar2->flags & ATI_REMOTE2_OPENED)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 983) r = ati_remote2_submit_urbs(ar2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 984)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 985) if (!r)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 986) ar2->flags &= ~ATI_REMOTE2_SUSPENDED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 987)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 988) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 989) mutex_unlock(&ati_remote2_mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 990)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 991) return r;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 992) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 993)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 994) static int ati_remote2_pre_reset(struct usb_interface *interface)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 995) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 996) struct ati_remote2 *ar2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 997) struct usb_host_interface *alt = interface->cur_altsetting;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 998)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 999) if (alt->desc.bInterfaceNumber)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1000) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1001)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1002) ar2 = usb_get_intfdata(interface);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1003)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1004) dev_dbg(&ar2->intf[0]->dev, "%s()\n", __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1005)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1006) mutex_lock(&ati_remote2_mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1007)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1008) if (ar2->flags == ATI_REMOTE2_OPENED)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1009) ati_remote2_kill_urbs(ar2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1010)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1011) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1012) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1013)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1014) static int ati_remote2_post_reset(struct usb_interface *interface)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1015) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1016) struct ati_remote2 *ar2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1017) struct usb_host_interface *alt = interface->cur_altsetting;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1018) int r = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1019)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1020) if (alt->desc.bInterfaceNumber)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1021) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1022)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1023) ar2 = usb_get_intfdata(interface);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1024)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1025) dev_dbg(&ar2->intf[0]->dev, "%s()\n", __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1026)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1027) if (ar2->flags == ATI_REMOTE2_OPENED)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1028) r = ati_remote2_submit_urbs(ar2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1029)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1030) mutex_unlock(&ati_remote2_mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1031)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1032) return r;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1033) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1034)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1035) module_usb_driver(ati_remote2_driver);
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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