Merge branch 'upstream' into for-linus
Conflicts: drivers/hid/hid-ids.h
This commit is contained in:
Jiri Kosina
commit
fc73697bd5
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@ -148,6 +148,12 @@ config HID_EGALAX
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---help---
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Support for the eGalax dual-touch panel.
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config HID_ELECOM
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tristate "ELECOM"
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depends on BT_HIDP
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---help---
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Support for the ELECOM BM084 (bluetooth mouse).
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config HID_EZKEY
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tristate "Ezkey" if EMBEDDED
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depends on USB_HID
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|
|
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@ -32,6 +32,7 @@ obj-$(CONFIG_HID_CHICONY) += hid-chicony.o
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obj-$(CONFIG_HID_CYPRESS) += hid-cypress.o
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obj-$(CONFIG_HID_DRAGONRISE) += hid-drff.o
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obj-$(CONFIG_HID_EGALAX) += hid-egalax.o
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obj-$(CONFIG_HID_ELECOM) += hid-elecom.o
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obj-$(CONFIG_HID_EZKEY) += hid-ezkey.o
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obj-$(CONFIG_HID_GYRATION) += hid-gyration.o
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obj-$(CONFIG_HID_KENSINGTON) += hid-kensington.o
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@ -1294,6 +1294,7 @@ static const struct hid_device_id hid_blacklist[] = {
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{ HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_MOUSE) },
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{ HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0006) },
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{ HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH) },
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{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_BM084) },
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{ HID_USB_DEVICE(USB_VENDOR_ID_EZKEY, USB_DEVICE_ID_BTC_8193) },
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{ HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PSX_ADAPTOR) },
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{ HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PCS_ADAPTOR) },
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@ -0,0 +1,57 @@
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/*
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* HID driver for Elecom BM084 (bluetooth mouse).
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* Removes a non-existing horizontal wheel from
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* the HID descriptor.
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* (This module is based on "hid-ortek".)
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*
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* Copyright (c) 2010 Richard Nauber <Richard.Nauber@gmail.com>
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*/
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/*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*/
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#include <linux/device.h>
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#include <linux/hid.h>
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#include <linux/module.h>
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#include "hid-ids.h"
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static void elecom_report_fixup(struct hid_device *hdev, __u8 *rdesc,
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unsigned int rsize)
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{
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if (rsize >= 48 && rdesc[46] == 0x05 && rdesc[47] == 0x0c) {
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dev_info(&hdev->dev, "Fixing up Elecom BM084 "
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"report descriptor.\n");
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rdesc[47] = 0x00;
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}
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}
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static const struct hid_device_id elecom_devices[] = {
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{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_BM084)},
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{ }
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};
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MODULE_DEVICE_TABLE(hid, elecom_devices);
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static struct hid_driver elecom_driver = {
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.name = "elecom",
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.id_table = elecom_devices,
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.report_fixup = elecom_report_fixup
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};
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static int __init elecom_init(void)
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{
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return hid_register_driver(&elecom_driver);
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}
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static void __exit elecom_exit(void)
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{
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hid_unregister_driver(&elecom_driver);
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}
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module_init(elecom_init);
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module_exit(elecom_exit);
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MODULE_LICENSE("GPL");
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@ -34,7 +34,7 @@
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#define USB_DEVICE_ID_ACECAD_FLAIR 0x0004
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#define USB_DEVICE_ID_ACECAD_302 0x0008
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#define USB_VENDOR_ID_ADS_TECH 0x06e1
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#define USB_VENDOR_ID_ADS_TECH 0x06e1
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#define USB_DEVICE_ID_ADS_TECH_RADIO_SI470X 0xa155
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#define USB_VENDOR_ID_AFATECH 0x15a4
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@ -81,12 +81,12 @@
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#define USB_DEVICE_ID_APPLE_WELLSPRING_ANSI 0x0223
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#define USB_DEVICE_ID_APPLE_WELLSPRING_ISO 0x0224
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#define USB_DEVICE_ID_APPLE_WELLSPRING_JIS 0x0225
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#define USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI 0x0229
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#define USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO 0x022a
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#define USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS 0x022b
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#define USB_DEVICE_ID_APPLE_ALU_WIRELESS_ANSI 0x022c
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#define USB_DEVICE_ID_APPLE_ALU_WIRELESS_ISO 0x022d
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#define USB_DEVICE_ID_APPLE_ALU_WIRELESS_JIS 0x022e
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#define USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI 0x0229
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#define USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO 0x022a
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#define USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS 0x022b
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#define USB_DEVICE_ID_APPLE_ALU_WIRELESS_ANSI 0x022c
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#define USB_DEVICE_ID_APPLE_ALU_WIRELESS_ISO 0x022d
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#define USB_DEVICE_ID_APPLE_ALU_WIRELESS_JIS 0x022e
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#define USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI 0x0230
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#define USB_DEVICE_ID_APPLE_WELLSPRING2_ISO 0x0231
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#define USB_DEVICE_ID_APPLE_WELLSPRING2_JIS 0x0232
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@ -118,8 +118,8 @@
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#define USB_VENDOR_ID_AVERMEDIA 0x07ca
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#define USB_DEVICE_ID_AVER_FM_MR800 0xb800
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#define USB_VENDOR_ID_BELKIN 0x050d
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#define USB_DEVICE_ID_FLIP_KVM 0x3201
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#define USB_VENDOR_ID_BELKIN 0x050d
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#define USB_DEVICE_ID_FLIP_KVM 0x3201
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#define USB_VENDOR_ID_BERKSHIRE 0x0c98
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#define USB_DEVICE_ID_BERKSHIRE_PCWD 0x1140
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@ -128,7 +128,7 @@
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#define USB_DEVICE_ID_BTC_EMPREX_REMOTE 0x5578
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#define USB_VENDOR_ID_CANDO 0x2087
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#define USB_DEVICE_ID_CANDO_MULTI_TOUCH 0x0a01
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#define USB_DEVICE_ID_CANDO_MULTI_TOUCH 0x0a01
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#define USB_DEVICE_ID_CANDO_MULTI_TOUCH_11_6 0x0b03
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#define USB_VENDOR_ID_CH 0x068e
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@ -175,7 +175,7 @@
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#define USB_DEVICE_ID_DEALEXTREAME_RADIO_SI4701 0x819a
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#define USB_VENDOR_ID_DELORME 0x1163
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#define USB_DEVICE_ID_DELORME_EARTHMATE 0x0100
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#define USB_DEVICE_ID_DELORME_EARTHMATE 0x0100
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#define USB_DEVICE_ID_DELORME_EM_LT20 0x0200
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#define USB_VENDOR_ID_DMI 0x0c0b
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@ -187,19 +187,22 @@
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#define USB_DEVICE_ID_EGALAX_TOUCHCONTROLLER 0x0001
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#define USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH 0x480d
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#define USB_VENDOR_ID_ELECOM 0x056e
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#define USB_DEVICE_ID_ELECOM_BM084 0x0061
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#define USB_VENDOR_ID_ELO 0x04E7
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#define USB_DEVICE_ID_ELO_TS2700 0x0020
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#define USB_VENDOR_ID_ESSENTIAL_REALITY 0x0d7f
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#define USB_DEVICE_ID_ESSENTIAL_REALITY_P5 0x0100
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#define USB_VENDOR_ID_ETURBOTOUCH 0x22b9
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#define USB_DEVICE_ID_ETURBOTOUCH 0x0006
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#define USB_VENDOR_ID_ETT 0x0664
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#define USB_DEVICE_ID_TC5UH 0x0309
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#define USB_VENDOR_ID_EZKEY 0x0518
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#define USB_VENDOR_ID_ETURBOTOUCH 0x22b9
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#define USB_DEVICE_ID_ETURBOTOUCH 0x0006
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#define USB_VENDOR_ID_EZKEY 0x0518
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#define USB_DEVICE_ID_BTC_8193 0x0002
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#define USB_VENDOR_ID_GAMERON 0x0810
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@ -296,9 +299,16 @@
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#define USB_VENDOR_ID_KBGEAR 0x084e
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#define USB_DEVICE_ID_KBGEAR_JAMSTUDIO 0x1001
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#define USB_VENDOR_ID_KENSINGTON 0x047d
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#define USB_DEVICE_ID_KS_SLIMBLADE 0x2041
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#define USB_VENDOR_ID_KWORLD 0x1b80
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#define USB_DEVICE_ID_KWORLD_RADIO_FM700 0xd700
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#define USB_VENDOR_ID_KYE 0x0458
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#define USB_DEVICE_ID_KYE_ERGO_525V 0x0087
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#define USB_DEVICE_ID_KYE_GPEN_560 0x5003
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#define USB_VENDOR_ID_LABTEC 0x1020
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#define USB_DEVICE_ID_LABTEC_WIRELESS_KEYBOARD 0x0006
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@ -318,9 +328,6 @@
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#define USB_DEVICE_ID_LD_POWERCONTROL 0x2030
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#define USB_DEVICE_ID_LD_MACHINETEST 0x2040
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#define USB_VENDOR_ID_KENSINGTON 0x047d
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#define USB_DEVICE_ID_KS_SLIMBLADE 0x2041
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#define USB_VENDOR_ID_LOGITECH 0x046d
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#define USB_DEVICE_ID_LOGITECH_RECEIVER 0xc101
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#define USB_DEVICE_ID_LOGITECH_HARMONY_FIRST 0xc110
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@ -376,23 +383,23 @@
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#define USB_VENDOR_ID_MONTEREY 0x0566
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#define USB_DEVICE_ID_GENIUS_KB29E 0x3004
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#define USB_VENDOR_ID_NATIONAL_SEMICONDUCTOR 0x0400
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#define USB_DEVICE_ID_N_S_HARMONY 0xc359
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#define USB_VENDOR_ID_NATSU 0x08b7
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#define USB_DEVICE_ID_NATSU_GAMEPAD 0x0001
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#define USB_VENDOR_ID_NCR 0x0404
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#define USB_DEVICE_ID_NCR_FIRST 0x0300
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#define USB_DEVICE_ID_NCR_LAST 0x03ff
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#define USB_VENDOR_ID_NATIONAL_SEMICONDUCTOR 0x0400
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#define USB_DEVICE_ID_N_S_HARMONY 0xc359
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#define USB_VENDOR_ID_NATSU 0x08b7
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#define USB_DEVICE_ID_NATSU_GAMEPAD 0x0001
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|
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#define USB_VENDOR_ID_NEC 0x073e
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#define USB_DEVICE_ID_NEC_USB_GAME_PAD 0x0301
|
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|
||||
#define USB_VENDOR_ID_NEXTWINDOW 0x1926
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||||
#define USB_DEVICE_ID_NEXTWINDOW_TOUCHSCREEN 0x0003
|
||||
|
||||
#define USB_VENDOR_ID_NTRIG 0x1b96
|
||||
#define USB_VENDOR_ID_NTRIG 0x1b96
|
||||
#define USB_DEVICE_ID_NTRIG_TOUCH_SCREEN 0x0001
|
||||
#define USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_1 0x0003
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||||
#define USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_2 0x0004
|
||||
|
|
@ -427,7 +434,7 @@
|
|||
#define USB_VENDOR_ID_PETALYNX 0x18b1
|
||||
#define USB_DEVICE_ID_PETALYNX_MAXTER_REMOTE 0x0037
|
||||
|
||||
#define USB_VENDOR_ID_PHILIPS 0x0471
|
||||
#define USB_VENDOR_ID_PHILIPS 0x0471
|
||||
#define USB_DEVICE_ID_PHILIPS_IEEE802154_DONGLE 0x0617
|
||||
|
||||
#define USB_VENDOR_ID_PLAYDOTCOM 0x0b43
|
||||
|
|
@ -439,16 +446,16 @@
|
|||
#define USB_VENDOR_ID_PRODIGE 0x05af
|
||||
#define USB_DEVICE_ID_PRODIGE_CORDLESS 0x3062
|
||||
|
||||
#define USB_VENDOR_ID_QUANTA 0x0408
|
||||
#define USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH 0x3000
|
||||
#define USB_DEVICE_ID_PIXART_IMAGING_INC_OPTICAL_TOUCH_SCREEN 0x3001
|
||||
|
||||
#define USB_VENDOR_ID_ROCCAT 0x1e7d
|
||||
#define USB_DEVICE_ID_ROCCAT_KONE 0x2ced
|
||||
|
||||
#define USB_VENDOR_ID_SAITEK 0x06a3
|
||||
#define USB_DEVICE_ID_SAITEK_RUMBLEPAD 0xff17
|
||||
|
||||
#define USB_VENDOR_ID_QUANTA 0x0408
|
||||
#define USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH 0x3000
|
||||
#define USB_DEVICE_ID_PIXART_IMAGING_INC_OPTICAL_TOUCH_SCREEN 0x3001
|
||||
|
||||
#define USB_VENDOR_ID_SAMSUNG 0x0419
|
||||
#define USB_DEVICE_ID_SAMSUNG_IR_REMOTE 0x0001
|
||||
#define USB_DEVICE_ID_SAMSUNG_WIRELESS_KBD_MOUSE 0x0600
|
||||
|
|
@ -472,20 +479,20 @@
|
|||
|
||||
#define USB_VENDOR_ID_THRUSTMASTER 0x044f
|
||||
|
||||
#define USB_VENDOR_ID_TOUCHPACK 0x1bfd
|
||||
#define USB_DEVICE_ID_TOUCHPACK_RTS 0x1688
|
||||
|
||||
#define USB_VENDOR_ID_TOPMAX 0x0663
|
||||
#define USB_DEVICE_ID_TOPMAX_COBRAPAD 0x0103
|
||||
|
||||
#define USB_VENDOR_ID_TOPSEED 0x0766
|
||||
#define USB_DEVICE_ID_TOPSEED_CYBERLINK 0x0204
|
||||
|
||||
#define USB_VENDOR_ID_TOUCHPACK 0x1bfd
|
||||
#define USB_DEVICE_ID_TOUCHPACK_RTS 0x1688
|
||||
|
||||
#define USB_VENDOR_ID_TURBOX 0x062a
|
||||
#define USB_DEVICE_ID_TURBOX_KEYBOARD 0x0201
|
||||
|
||||
#define USB_VENDOR_ID_TWINHAN 0x6253
|
||||
#define USB_DEVICE_ID_TWINHAN_IR_REMOTE 0x0100
|
||||
#define USB_VENDOR_ID_TWINHAN 0x6253
|
||||
#define USB_DEVICE_ID_TWINHAN_IR_REMOTE 0x0100
|
||||
|
||||
#define USB_VENDOR_ID_UCLOGIC 0x5543
|
||||
#define USB_DEVICE_ID_UCLOGIC_TABLET_PF1209 0x0042
|
||||
|
|
@ -522,9 +529,5 @@
|
|||
#define USB_VENDOR_ID_ZYDACRON 0x13EC
|
||||
#define USB_DEVICE_ID_ZYDACRON_REMOTE_CONTROL 0x0006
|
||||
|
||||
#define USB_VENDOR_ID_KYE 0x0458
|
||||
#define USB_DEVICE_ID_KYE_ERGO_525V 0x0087
|
||||
#define USB_DEVICE_ID_KYE_GPEN_560 0x5003
|
||||
|
||||
|
||||
#endif
|
||||
|
|
|
|||
|
|
@ -301,6 +301,9 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
|
|||
|
||||
case HID_UP_DIGITIZER:
|
||||
switch (usage->hid & 0xff) {
|
||||
case 0x00: /* Undefined */
|
||||
goto ignore;
|
||||
|
||||
case 0x30: /* TipPressure */
|
||||
if (!test_bit(BTN_TOUCH, input->keybit)) {
|
||||
device->quirks |= HID_QUIRK_NOTOUCH;
|
||||
|
|
|
|||
|
|
@ -127,6 +127,26 @@ static const struct fb_var_screeninfo picolcdfb_var = {
|
|||
.height = 26,
|
||||
.bits_per_pixel = 1,
|
||||
.grayscale = 1,
|
||||
.red = {
|
||||
.offset = 0,
|
||||
.length = 1,
|
||||
.msb_right = 0,
|
||||
},
|
||||
.green = {
|
||||
.offset = 0,
|
||||
.length = 1,
|
||||
.msb_right = 0,
|
||||
},
|
||||
.blue = {
|
||||
.offset = 0,
|
||||
.length = 1,
|
||||
.msb_right = 0,
|
||||
},
|
||||
.transp = {
|
||||
.offset = 0,
|
||||
.length = 0,
|
||||
.msb_right = 0,
|
||||
},
|
||||
};
|
||||
#endif /* CONFIG_HID_PICOLCD_FB */
|
||||
|
||||
|
|
@ -188,6 +208,7 @@ struct picolcd_data {
|
|||
/* Framebuffer stuff */
|
||||
u8 fb_update_rate;
|
||||
u8 fb_bpp;
|
||||
u8 fb_force;
|
||||
u8 *fb_vbitmap; /* local copy of what was sent to PicoLCD */
|
||||
u8 *fb_bitmap; /* framebuffer */
|
||||
struct fb_info *fb_info;
|
||||
|
|
@ -346,7 +367,7 @@ static int picolcd_fb_update_tile(u8 *vbitmap, const u8 *bitmap, int bpp,
|
|||
const u8 *bdata = bitmap + tile * 256 + chip * 8 + b * 32;
|
||||
for (i = 0; i < 64; i++) {
|
||||
tdata[i] <<= 1;
|
||||
tdata[i] |= (bdata[i/8] >> (7 - i % 8)) & 0x01;
|
||||
tdata[i] |= (bdata[i/8] >> (i % 8)) & 0x01;
|
||||
}
|
||||
}
|
||||
} else if (bpp == 8) {
|
||||
|
|
@ -399,13 +420,10 @@ static int picolcd_fb_reset(struct picolcd_data *data, int clear)
|
|||
|
||||
if (data->fb_bitmap) {
|
||||
if (clear) {
|
||||
memset(data->fb_vbitmap, 0xff, PICOLCDFB_SIZE);
|
||||
memset(data->fb_vbitmap, 0, PICOLCDFB_SIZE);
|
||||
memset(data->fb_bitmap, 0, PICOLCDFB_SIZE*data->fb_bpp);
|
||||
} else {
|
||||
/* invert 1 byte in each tile to force resend */
|
||||
for (i = 0; i < PICOLCDFB_SIZE; i += 64)
|
||||
data->fb_vbitmap[i] = ~data->fb_vbitmap[i];
|
||||
}
|
||||
data->fb_force = 1;
|
||||
}
|
||||
|
||||
/* schedule first output of framebuffer */
|
||||
|
|
@ -421,6 +439,9 @@ static void picolcd_fb_update(struct picolcd_data *data)
|
|||
int chip, tile, n;
|
||||
unsigned long flags;
|
||||
|
||||
if (!data)
|
||||
return;
|
||||
|
||||
spin_lock_irqsave(&data->lock, flags);
|
||||
if (!(data->status & PICOLCD_READY_FB)) {
|
||||
spin_unlock_irqrestore(&data->lock, flags);
|
||||
|
|
@ -440,14 +461,18 @@ static void picolcd_fb_update(struct picolcd_data *data)
|
|||
for (chip = 0; chip < 4; chip++)
|
||||
for (tile = 0; tile < 8; tile++)
|
||||
if (picolcd_fb_update_tile(data->fb_vbitmap,
|
||||
data->fb_bitmap, data->fb_bpp, chip, tile)) {
|
||||
data->fb_bitmap, data->fb_bpp, chip, tile) ||
|
||||
data->fb_force) {
|
||||
n += 2;
|
||||
if (!data->fb_info->par)
|
||||
return; /* device lost! */
|
||||
if (n >= HID_OUTPUT_FIFO_SIZE / 2) {
|
||||
usbhid_wait_io(data->hdev);
|
||||
n = 0;
|
||||
}
|
||||
picolcd_fb_send_tile(data->hdev, chip, tile);
|
||||
}
|
||||
data->fb_force = false;
|
||||
if (n)
|
||||
usbhid_wait_io(data->hdev);
|
||||
}
|
||||
|
|
@ -511,11 +536,23 @@ static int picolcd_fb_blank(int blank, struct fb_info *info)
|
|||
static void picolcd_fb_destroy(struct fb_info *info)
|
||||
{
|
||||
struct picolcd_data *data = info->par;
|
||||
u32 *ref_cnt = info->pseudo_palette;
|
||||
int may_release;
|
||||
|
||||
info->par = NULL;
|
||||
if (data)
|
||||
data->fb_info = NULL;
|
||||
fb_deferred_io_cleanup(info);
|
||||
framebuffer_release(info);
|
||||
|
||||
ref_cnt--;
|
||||
mutex_lock(&info->lock);
|
||||
(*ref_cnt)--;
|
||||
may_release = !ref_cnt;
|
||||
mutex_unlock(&info->lock);
|
||||
if (may_release) {
|
||||
framebuffer_release(info);
|
||||
vfree((u8 *)info->fix.smem_start);
|
||||
}
|
||||
}
|
||||
|
||||
static int picolcd_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
|
||||
|
|
@ -526,29 +563,37 @@ static int picolcd_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *i
|
|||
/* only allow 1/8 bit depth (8-bit is grayscale) */
|
||||
*var = picolcdfb_var;
|
||||
var->activate = activate;
|
||||
if (bpp >= 8)
|
||||
if (bpp >= 8) {
|
||||
var->bits_per_pixel = 8;
|
||||
else
|
||||
var->red.length = 8;
|
||||
var->green.length = 8;
|
||||
var->blue.length = 8;
|
||||
} else {
|
||||
var->bits_per_pixel = 1;
|
||||
var->red.length = 1;
|
||||
var->green.length = 1;
|
||||
var->blue.length = 1;
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int picolcd_set_par(struct fb_info *info)
|
||||
{
|
||||
struct picolcd_data *data = info->par;
|
||||
u8 *o_fb, *n_fb;
|
||||
u8 *tmp_fb, *o_fb;
|
||||
if (!data)
|
||||
return -ENODEV;
|
||||
if (info->var.bits_per_pixel == data->fb_bpp)
|
||||
return 0;
|
||||
/* switch between 1/8 bit depths */
|
||||
if (info->var.bits_per_pixel != 1 && info->var.bits_per_pixel != 8)
|
||||
return -EINVAL;
|
||||
|
||||
o_fb = data->fb_bitmap;
|
||||
n_fb = vmalloc(PICOLCDFB_SIZE*info->var.bits_per_pixel);
|
||||
if (!n_fb)
|
||||
o_fb = data->fb_bitmap;
|
||||
tmp_fb = kmalloc(PICOLCDFB_SIZE*info->var.bits_per_pixel, GFP_KERNEL);
|
||||
if (!tmp_fb)
|
||||
return -ENOMEM;
|
||||
|
||||
fb_deferred_io_cleanup(info);
|
||||
/* translate FB content to new bits-per-pixel */
|
||||
if (info->var.bits_per_pixel == 1) {
|
||||
int i, b;
|
||||
|
|
@ -558,24 +603,87 @@ static int picolcd_set_par(struct fb_info *info)
|
|||
p <<= 1;
|
||||
p |= o_fb[i*8+b] ? 0x01 : 0x00;
|
||||
}
|
||||
tmp_fb[i] = p;
|
||||
}
|
||||
memcpy(o_fb, tmp_fb, PICOLCDFB_SIZE);
|
||||
info->fix.visual = FB_VISUAL_MONO01;
|
||||
info->fix.line_length = PICOLCDFB_WIDTH / 8;
|
||||
} else {
|
||||
int i;
|
||||
memcpy(tmp_fb, o_fb, PICOLCDFB_SIZE);
|
||||
for (i = 0; i < PICOLCDFB_SIZE * 8; i++)
|
||||
n_fb[i] = o_fb[i/8] & (0x01 << (7 - i % 8)) ? 0xff : 0x00;
|
||||
info->fix.visual = FB_VISUAL_TRUECOLOR;
|
||||
o_fb[i] = tmp_fb[i/8] & (0x01 << (7 - i % 8)) ? 0xff : 0x00;
|
||||
info->fix.visual = FB_VISUAL_DIRECTCOLOR;
|
||||
info->fix.line_length = PICOLCDFB_WIDTH;
|
||||
}
|
||||
|
||||
data->fb_bitmap = n_fb;
|
||||
kfree(tmp_fb);
|
||||
data->fb_bpp = info->var.bits_per_pixel;
|
||||
info->screen_base = (char __force __iomem *)n_fb;
|
||||
info->fix.smem_start = (unsigned long)n_fb;
|
||||
info->fix.smem_len = PICOLCDFB_SIZE*data->fb_bpp;
|
||||
fb_deferred_io_init(info);
|
||||
vfree(o_fb);
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* Do refcounting on our FB and cleanup per worker if FB is
|
||||
* closed after unplug of our device
|
||||
* (fb_release holds info->lock and still touches info after
|
||||
* we return so we can't release it immediately.
|
||||
*/
|
||||
struct picolcd_fb_cleanup_item {
|
||||
struct fb_info *info;
|
||||
struct picolcd_fb_cleanup_item *next;
|
||||
};
|
||||
static struct picolcd_fb_cleanup_item *fb_pending;
|
||||
DEFINE_SPINLOCK(fb_pending_lock);
|
||||
|
||||
static void picolcd_fb_do_cleanup(struct work_struct *data)
|
||||
{
|
||||
struct picolcd_fb_cleanup_item *item;
|
||||
unsigned long flags;
|
||||
|
||||
do {
|
||||
spin_lock_irqsave(&fb_pending_lock, flags);
|
||||
item = fb_pending;
|
||||
fb_pending = item ? item->next : NULL;
|
||||
spin_unlock_irqrestore(&fb_pending_lock, flags);
|
||||
|
||||
if (item) {
|
||||
u8 *fb = (u8 *)item->info->fix.smem_start;
|
||||
/* make sure we do not race against fb core when
|
||||
* releasing */
|
||||
mutex_lock(&item->info->lock);
|
||||
mutex_unlock(&item->info->lock);
|
||||
framebuffer_release(item->info);
|
||||
vfree(fb);
|
||||
}
|
||||
} while (item);
|
||||
}
|
||||
|
||||
DECLARE_WORK(picolcd_fb_cleanup, picolcd_fb_do_cleanup);
|
||||
|
||||
static int picolcd_fb_open(struct fb_info *info, int u)
|
||||
{
|
||||
u32 *ref_cnt = info->pseudo_palette;
|
||||
ref_cnt--;
|
||||
|
||||
(*ref_cnt)++;
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int picolcd_fb_release(struct fb_info *info, int u)
|
||||
{
|
||||
u32 *ref_cnt = info->pseudo_palette;
|
||||
ref_cnt--;
|
||||
|
||||
(*ref_cnt)++;
|
||||
if (!*ref_cnt) {
|
||||
unsigned long flags;
|
||||
struct picolcd_fb_cleanup_item *item = (struct picolcd_fb_cleanup_item *)ref_cnt;
|
||||
item--;
|
||||
spin_lock_irqsave(&fb_pending_lock, flags);
|
||||
item->next = fb_pending;
|
||||
fb_pending = item;
|
||||
spin_unlock_irqrestore(&fb_pending_lock, flags);
|
||||
schedule_work(&picolcd_fb_cleanup);
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
|
@ -583,6 +691,8 @@ static int picolcd_set_par(struct fb_info *info)
|
|||
static struct fb_ops picolcdfb_ops = {
|
||||
.owner = THIS_MODULE,
|
||||
.fb_destroy = picolcd_fb_destroy,
|
||||
.fb_open = picolcd_fb_open,
|
||||
.fb_release = picolcd_fb_release,
|
||||
.fb_read = fb_sys_read,
|
||||
.fb_write = picolcd_fb_write,
|
||||
.fb_blank = picolcd_fb_blank,
|
||||
|
|
@ -660,11 +770,12 @@ static int picolcd_init_framebuffer(struct picolcd_data *data)
|
|||
{
|
||||
struct device *dev = &data->hdev->dev;
|
||||
struct fb_info *info = NULL;
|
||||
int error = -ENOMEM;
|
||||
int i, error = -ENOMEM;
|
||||
u8 *fb_vbitmap = NULL;
|
||||
u8 *fb_bitmap = NULL;
|
||||
u32 *palette;
|
||||
|
||||
fb_bitmap = vmalloc(PICOLCDFB_SIZE*picolcdfb_var.bits_per_pixel);
|
||||
fb_bitmap = vmalloc(PICOLCDFB_SIZE*8);
|
||||
if (fb_bitmap == NULL) {
|
||||
dev_err(dev, "can't get a free page for framebuffer\n");
|
||||
goto err_nomem;
|
||||
|
|
@ -678,18 +789,29 @@ static int picolcd_init_framebuffer(struct picolcd_data *data)
|
|||
|
||||
data->fb_update_rate = PICOLCDFB_UPDATE_RATE_DEFAULT;
|
||||
data->fb_defio = picolcd_fb_defio;
|
||||
info = framebuffer_alloc(0, dev);
|
||||
/* The extra memory is:
|
||||
* - struct picolcd_fb_cleanup_item
|
||||
* - u32 for ref_count
|
||||
* - 256*u32 for pseudo_palette
|
||||
*/
|
||||
info = framebuffer_alloc(257 * sizeof(u32) + sizeof(struct picolcd_fb_cleanup_item), dev);
|
||||
if (info == NULL) {
|
||||
dev_err(dev, "failed to allocate a framebuffer\n");
|
||||
goto err_nomem;
|
||||
}
|
||||
|
||||
palette = info->par + sizeof(struct picolcd_fb_cleanup_item);
|
||||
*palette = 1;
|
||||
palette++;
|
||||
for (i = 0; i < 256; i++)
|
||||
palette[i] = i > 0 && i < 16 ? 0xff : 0;
|
||||
info->pseudo_palette = palette;
|
||||
info->fbdefio = &data->fb_defio;
|
||||
info->screen_base = (char __force __iomem *)fb_bitmap;
|
||||
info->fbops = &picolcdfb_ops;
|
||||
info->var = picolcdfb_var;
|
||||
info->fix = picolcdfb_fix;
|
||||
info->fix.smem_len = PICOLCDFB_SIZE;
|
||||
info->fix.smem_len = PICOLCDFB_SIZE*8;
|
||||
info->fix.smem_start = (unsigned long)fb_bitmap;
|
||||
info->par = data;
|
||||
info->flags = FBINFO_FLAG_DEFAULT;
|
||||
|
|
@ -707,18 +829,20 @@ static int picolcd_init_framebuffer(struct picolcd_data *data)
|
|||
dev_err(dev, "failed to create sysfs attributes\n");
|
||||
goto err_cleanup;
|
||||
}
|
||||
fb_deferred_io_init(info);
|
||||
data->fb_info = info;
|
||||
error = register_framebuffer(info);
|
||||
if (error) {
|
||||
dev_err(dev, "failed to register framebuffer\n");
|
||||
goto err_sysfs;
|
||||
}
|
||||
fb_deferred_io_init(info);
|
||||
/* schedule first output of framebuffer */
|
||||
data->fb_force = 1;
|
||||
schedule_delayed_work(&info->deferred_work, 0);
|
||||
return 0;
|
||||
|
||||
err_sysfs:
|
||||
fb_deferred_io_cleanup(info);
|
||||
device_remove_file(dev, &dev_attr_fb_update_rate);
|
||||
err_cleanup:
|
||||
data->fb_vbitmap = NULL;
|
||||
|
|
@ -737,19 +861,17 @@ static void picolcd_exit_framebuffer(struct picolcd_data *data)
|
|||
{
|
||||
struct fb_info *info = data->fb_info;
|
||||
u8 *fb_vbitmap = data->fb_vbitmap;
|
||||
u8 *fb_bitmap = data->fb_bitmap;
|
||||
|
||||
if (!info)
|
||||
return;
|
||||
|
||||
info->par = NULL;
|
||||
device_remove_file(&data->hdev->dev, &dev_attr_fb_update_rate);
|
||||
unregister_framebuffer(info);
|
||||
data->fb_vbitmap = NULL;
|
||||
data->fb_bitmap = NULL;
|
||||
data->fb_bpp = 0;
|
||||
data->fb_info = NULL;
|
||||
device_remove_file(&data->hdev->dev, &dev_attr_fb_update_rate);
|
||||
fb_deferred_io_cleanup(info);
|
||||
unregister_framebuffer(info);
|
||||
vfree(fb_bitmap);
|
||||
kfree(fb_vbitmap);
|
||||
}
|
||||
|
||||
|
|
@ -2566,6 +2688,13 @@ static void picolcd_remove(struct hid_device *hdev)
|
|||
spin_lock_irqsave(&data->lock, flags);
|
||||
data->status |= PICOLCD_FAILED;
|
||||
spin_unlock_irqrestore(&data->lock, flags);
|
||||
#ifdef CONFIG_HID_PICOLCD_FB
|
||||
/* short-circuit FB as early as possible in order to
|
||||
* avoid long delays if we host console.
|
||||
*/
|
||||
if (data->fb_info)
|
||||
data->fb_info->par = NULL;
|
||||
#endif
|
||||
|
||||
picolcd_exit_devfs(data);
|
||||
device_remove_file(&hdev->dev, &dev_attr_operation_mode);
|
||||
|
|
@ -2623,6 +2752,10 @@ static int __init picolcd_init(void)
|
|||
static void __exit picolcd_exit(void)
|
||||
{
|
||||
hid_unregister_driver(&picolcd_driver);
|
||||
#ifdef CONFIG_HID_PICOLCD_FB
|
||||
flush_scheduled_work();
|
||||
WARN_ON(fb_pending);
|
||||
#endif
|
||||
}
|
||||
|
||||
module_init(picolcd_init);
|
||||
|
|
|
|||
|
|
@ -46,7 +46,6 @@ static ssize_t hidraw_read(struct file *file, char __user *buffer, size_t count,
|
|||
{
|
||||
struct hidraw_list *list = file->private_data;
|
||||
int ret = 0, len;
|
||||
char *report;
|
||||
DECLARE_WAITQUEUE(wait, current);
|
||||
|
||||
mutex_lock(&list->read_mutex);
|
||||
|
|
@ -84,7 +83,6 @@ static ssize_t hidraw_read(struct file *file, char __user *buffer, size_t count,
|
|||
if (ret)
|
||||
goto out;
|
||||
|
||||
report = list->buffer[list->tail].value;
|
||||
len = list->buffer[list->tail].len > count ?
|
||||
count : list->buffer[list->tail].len;
|
||||
|
||||
|
|
|
|||
Reference in New Issue