diff options
Diffstat (limited to 'drivers/staging/media/av7110/av7110_ir.c')
| -rw-r--r-- | drivers/staging/media/av7110/av7110_ir.c | 158 |
1 files changed, 0 insertions, 158 deletions
diff --git a/drivers/staging/media/av7110/av7110_ir.c b/drivers/staging/media/av7110/av7110_ir.c deleted file mode 100644 index a851ba328e4a..000000000000 --- a/drivers/staging/media/av7110/av7110_ir.c +++ /dev/null @@ -1,158 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-or-later -/* - * Driver for the remote control of SAA7146 based AV7110 cards - * - * Copyright (C) 1999-2003 Holger Waechtler <holger@convergence.de> - * Copyright (C) 2003-2007 Oliver Endriss <o.endriss@gmx.de> - * Copyright (C) 2019 Sean Young <sean@mess.org> - */ - -#include <linux/kernel.h> -#include <media/rc-core.h> - -#include "av7110.h" -#include "av7110_hw.h" - -#define IR_RC5 0 -#define IR_RCMM 1 -#define IR_RC5_EXT 2 /* internal only */ - -/* interrupt handler */ -void av7110_ir_handler(struct av7110 *av7110, u32 ircom) -{ - struct rc_dev *rcdev = av7110->ir.rcdev; - enum rc_proto proto; - u32 command, addr, scancode; - u32 toggle; - - dprintk(4, "ir command = %08x\n", ircom); - - if (rcdev) { - switch (av7110->ir.ir_config) { - case IR_RC5: /* RC5: 5 bits device address, 6 bits command */ - command = ircom & 0x3f; - addr = (ircom >> 6) & 0x1f; - scancode = RC_SCANCODE_RC5(addr, command); - toggle = ircom & 0x0800; - proto = RC_PROTO_RC5; - break; - - case IR_RCMM: /* RCMM: 32 bits scancode */ - scancode = ircom & ~0x8000; - toggle = ircom & 0x8000; - proto = RC_PROTO_RCMM32; - break; - - case IR_RC5_EXT: - /* - * extended RC5: 5 bits device address, 7 bits command - * - * Extended RC5 uses only one start bit. The second - * start bit is re-assigned bit 6 of the command bit. - */ - command = ircom & 0x3f; - addr = (ircom >> 6) & 0x1f; - if (!(ircom & 0x1000)) - command |= 0x40; - scancode = RC_SCANCODE_RC5(addr, command); - toggle = ircom & 0x0800; - proto = RC_PROTO_RC5; - break; - default: - dprintk(2, "unknown ir config %d\n", - av7110->ir.ir_config); - return; - } - - rc_keydown(rcdev, proto, scancode, toggle != 0); - } -} - -int av7110_set_ir_config(struct av7110 *av7110) -{ - dprintk(4, "ir config = %08x\n", av7110->ir.ir_config); - - return av7110_fw_cmd(av7110, COMTYPE_PIDFILTER, SetIR, 1, - av7110->ir.ir_config); -} - -static int change_protocol(struct rc_dev *rcdev, u64 *rc_type) -{ - struct av7110 *av7110 = rcdev->priv; - u32 ir_config; - - if (*rc_type & RC_PROTO_BIT_RCMM32) { - ir_config = IR_RCMM; - *rc_type = RC_PROTO_BIT_RCMM32; - } else if (*rc_type & RC_PROTO_BIT_RC5) { - if (FW_VERSION(av7110->arm_app) >= 0x2620) - ir_config = IR_RC5_EXT; - else - ir_config = IR_RC5; - *rc_type = RC_PROTO_BIT_RC5; - } else { - return -EINVAL; - } - - if (ir_config == av7110->ir.ir_config) - return 0; - - av7110->ir.ir_config = ir_config; - - return av7110_set_ir_config(av7110); -} - -int av7110_ir_init(struct av7110 *av7110) -{ - struct rc_dev *rcdev; - struct pci_dev *pci; - int ret; - - rcdev = rc_allocate_device(RC_DRIVER_SCANCODE); - if (!rcdev) - return -ENOMEM; - - pci = av7110->dev->pci; - - snprintf(av7110->ir.input_phys, sizeof(av7110->ir.input_phys), - "pci-%s/ir0", pci_name(pci)); - - rcdev->device_name = av7110->card_name; - rcdev->driver_name = KBUILD_MODNAME; - rcdev->input_phys = av7110->ir.input_phys; - rcdev->input_id.bustype = BUS_PCI; - rcdev->input_id.version = 2; - if (pci->subsystem_vendor) { - rcdev->input_id.vendor = pci->subsystem_vendor; - rcdev->input_id.product = pci->subsystem_device; - } else { - rcdev->input_id.vendor = pci->vendor; - rcdev->input_id.product = pci->device; - } - - rcdev->dev.parent = &pci->dev; - rcdev->allowed_protocols = RC_PROTO_BIT_RC5 | RC_PROTO_BIT_RCMM32; - rcdev->change_protocol = change_protocol; - rcdev->map_name = RC_MAP_HAUPPAUGE; - rcdev->priv = av7110; - - av7110->ir.rcdev = rcdev; - av7110->ir.ir_config = IR_RC5; - av7110_set_ir_config(av7110); - - ret = rc_register_device(rcdev); - if (ret) { - av7110->ir.rcdev = NULL; - rc_free_device(rcdev); - } - - return ret; -} - -void av7110_ir_exit(struct av7110 *av7110) -{ - rc_unregister_device(av7110->ir.rcdev); -} - -//MODULE_AUTHOR("Holger Waechtler <holger@convergence.de>, Oliver Endriss <o.endriss@gmx.de>"); -//MODULE_LICENSE("GPL"); |