diff options
Diffstat (limited to 'target/linux/mediatek/patches-4.9/0024-media-rc-add-driver-for-IR-remote-receiver-on-MT7623.patch')
-rw-r--r-- | target/linux/mediatek/patches-4.9/0024-media-rc-add-driver-for-IR-remote-receiver-on-MT7623.patch | 1034 |
1 files changed, 1034 insertions, 0 deletions
diff --git a/target/linux/mediatek/patches-4.9/0024-media-rc-add-driver-for-IR-remote-receiver-on-MT7623.patch b/target/linux/mediatek/patches-4.9/0024-media-rc-add-driver-for-IR-remote-receiver-on-MT7623.patch new file mode 100644 index 0000000000..fbdfbe9041 --- /dev/null +++ b/target/linux/mediatek/patches-4.9/0024-media-rc-add-driver-for-IR-remote-receiver-on-MT7623.patch @@ -0,0 +1,1034 @@ +From 6e0336d1660725c06b6ab4f5361873538dbaa9f9 Mon Sep 17 00:00:00 2001 +From: Sean Wang <sean.wang@mediatek.com> +Date: Fri, 13 Jan 2017 15:35:39 +0800 +Subject: [PATCH 24/57] media: rc: add driver for IR remote receiver on MT7623 + SoC + +This patch adds driver for IR controller on MT7623 SoC. +and should also work on similar Mediatek SoC. Currently +testing successfully on NEC and SONY remote controller +only but it should work on others (lirc, rc-5 and rc-6). + +Signed-off-by: Sean Wang <sean.wang@mediatek.com> +Reviewed-by: Sean Young <sean@mess.org> +--- + drivers/media/rc/Kconfig | 11 ++ + drivers/media/rc/mtk-cir.c | 329 +++++++++++++++++++++++++++++++++++++++++++++ + 2 files changed, 340 insertions(+) + create mode 100644 drivers/media/rc/mtk-cir.c + +--- a/drivers/media/rc/Kconfig ++++ b/drivers/media/rc/Kconfig +@@ -235,6 +235,17 @@ config IR_MESON + To compile this driver as a module, choose M here: the + module will be called meson-ir. + ++config IR_MTK ++ tristate "Mediatek IR remote receiver" ++ depends on RC_CORE ++ depends on ARCH_MEDIATEK || COMPILE_TEST ++ ---help--- ++ Say Y if you want to use the IR remote receiver available ++ on Mediatek SoCs. ++ ++ To compile this driver as a module, choose M here: the ++ module will be called mtk-cir. ++ + config IR_NUVOTON + tristate "Nuvoton w836x7hg Consumer Infrared Transceiver" + depends on PNP +--- /dev/null ++++ b/drivers/media/rc/mtk-cir.c +@@ -0,0 +1,329 @@ ++/* ++ * Driver for Mediatek IR Receiver Controller ++ * ++ * Copyright (C) 2017 Sean Wang <sean.wang@mediatek.com> ++ * ++ * This program is free software; you can redistribute it and/or ++ * modify it under the terms of the GNU General Public License as ++ * published by the Free Software Foundation; either version 2 of ++ * the License, or (at your option) any later version. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ */ ++ ++#include <linux/clk.h> ++#include <linux/interrupt.h> ++#include <linux/module.h> ++#include <linux/of_platform.h> ++#include <linux/reset.h> ++#include <media/rc-core.h> ++ ++#define MTK_IR_DEV KBUILD_MODNAME ++ ++/* Register to enable PWM and IR */ ++#define MTK_CONFIG_HIGH_REG 0x0c ++/* Enable IR pulse width detection */ ++#define MTK_PWM_EN BIT(13) ++/* Enable IR hardware function */ ++#define MTK_IR_EN BIT(0) ++ ++/* Register to setting sample period */ ++#define MTK_CONFIG_LOW_REG 0x10 ++/* Field to set sample period */ ++#define CHK_PERIOD DIV_ROUND_CLOSEST(MTK_IR_SAMPLE, \ ++ MTK_IR_CLK_PERIOD) ++#define MTK_CHK_PERIOD (((CHK_PERIOD) << 8) & (GENMASK(20, 8))) ++#define MTK_CHK_PERIOD_MASK (GENMASK(20, 8)) ++ ++/* Register to clear state of state machine */ ++#define MTK_IRCLR_REG 0x20 ++/* Bit to restart IR receiving */ ++#define MTK_IRCLR BIT(0) ++ ++/* Register containing pulse width data */ ++#define MTK_CHKDATA_REG(i) (0x88 + 4 * (i)) ++#define MTK_WIDTH_MASK (GENMASK(7, 0)) ++ ++/* Register to enable IR interrupt */ ++#define MTK_IRINT_EN_REG 0xcc ++/* Bit to enable interrupt */ ++#define MTK_IRINT_EN BIT(0) ++ ++/* Register to ack IR interrupt */ ++#define MTK_IRINT_CLR_REG 0xd0 ++/* Bit to clear interrupt status */ ++#define MTK_IRINT_CLR BIT(0) ++ ++/* Maximum count of samples */ ++#define MTK_MAX_SAMPLES 0xff ++/* Indicate the end of IR message */ ++#define MTK_IR_END(v, p) ((v) == MTK_MAX_SAMPLES && (p) == 0) ++/* Number of registers to record the pulse width */ ++#define MTK_CHKDATA_SZ 17 ++/* Source clock frequency */ ++#define MTK_IR_BASE_CLK 273000000 ++/* Frequency after IR internal divider */ ++#define MTK_IR_CLK_FREQ (MTK_IR_BASE_CLK / 4) ++/* Period for MTK_IR_CLK in ns*/ ++#define MTK_IR_CLK_PERIOD DIV_ROUND_CLOSEST(1000000000ul, \ ++ MTK_IR_CLK_FREQ) ++/* Sample period in ns */ ++#define MTK_IR_SAMPLE (MTK_IR_CLK_PERIOD * 0xc00) ++ ++/* struct mtk_ir - This is the main datasructure for holding the state ++ * of the driver ++ * @dev: The device pointer ++ * @rc: The rc instrance ++ * @irq: The IRQ that we are using ++ * @base: The mapped register i/o base ++ * @clk: The clock that we are using ++ */ ++struct mtk_ir { ++ struct device *dev; ++ struct rc_dev *rc; ++ void __iomem *base; ++ int irq; ++ struct clk *clk; ++}; ++ ++static void mtk_w32_mask(struct mtk_ir *ir, u32 val, u32 mask, unsigned int reg) ++{ ++ u32 tmp; ++ ++ tmp = __raw_readl(ir->base + reg); ++ tmp = (tmp & ~mask) | val; ++ __raw_writel(tmp, ir->base + reg); ++} ++ ++static void mtk_w32(struct mtk_ir *ir, u32 val, unsigned int reg) ++{ ++ __raw_writel(val, ir->base + reg); ++} ++ ++static u32 mtk_r32(struct mtk_ir *ir, unsigned int reg) ++{ ++ return __raw_readl(ir->base + reg); ++} ++ ++static inline void mtk_irq_disable(struct mtk_ir *ir, u32 mask) ++{ ++ u32 val; ++ ++ val = mtk_r32(ir, MTK_IRINT_EN_REG); ++ mtk_w32(ir, val & ~mask, MTK_IRINT_EN_REG); ++} ++ ++static inline void mtk_irq_enable(struct mtk_ir *ir, u32 mask) ++{ ++ u32 val; ++ ++ val = mtk_r32(ir, MTK_IRINT_EN_REG); ++ mtk_w32(ir, val | mask, MTK_IRINT_EN_REG); ++} ++ ++static irqreturn_t mtk_ir_irq(int irqno, void *dev_id) ++{ ++ struct mtk_ir *ir = dev_id; ++ u8 wid = 0; ++ u32 i, j, val; ++ DEFINE_IR_RAW_EVENT(rawir); ++ ++ /* Reset decoder state machine explicitly is required ++ * because 1) the longest duration for space MTK IR hardware ++ * could record is not safely long. e.g 12ms if rx resolution ++ * is 46us by default. There is still the risk to satisfying ++ * every decoder to reset themselves through long enough ++ * trailing spaces and 2) the IRQ handler guarantees that ++ * start of IR message is always contained in and starting ++ * from register MTK_CHKDATA_REG(0). ++ */ ++ ir_raw_event_reset(ir->rc); ++ ++ /* First message must be pulse */ ++ rawir.pulse = false; ++ ++ /* Handle all pulse and space IR controller captures */ ++ for (i = 0 ; i < MTK_CHKDATA_SZ ; i++) { ++ val = mtk_r32(ir, MTK_CHKDATA_REG(i)); ++ dev_dbg(ir->dev, "@reg%d=0x%08x\n", i, val); ++ ++ for (j = 0 ; j < 4 ; j++) { ++ wid = (val & (MTK_WIDTH_MASK << j * 8)) >> j * 8; ++ rawir.pulse = !rawir.pulse; ++ rawir.duration = wid * (MTK_IR_SAMPLE + 1); ++ ir_raw_event_store_with_filter(ir->rc, &rawir); ++ } ++ } ++ ++ /* The maximum number of edges the IR controller can ++ * hold is MTK_CHKDATA_SZ * 4. So if received IR messages ++ * is over the limit, the last incomplete IR message would ++ * be appended trailing space and still would be sent into ++ * ir-rc-raw to decode. That helps it is possible that it ++ * has enough information to decode a scancode even if the ++ * trailing end of the message is missing. ++ */ ++ if (!MTK_IR_END(wid, rawir.pulse)) { ++ rawir.pulse = false; ++ rawir.duration = MTK_MAX_SAMPLES * (MTK_IR_SAMPLE + 1); ++ ir_raw_event_store_with_filter(ir->rc, &rawir); ++ } ++ ++ ir_raw_event_handle(ir->rc); ++ ++ /* Restart controller for the next receive that would ++ * clear up all CHKDATA registers ++ */ ++ mtk_w32_mask(ir, 0x1, MTK_IRCLR, MTK_IRCLR_REG); ++ ++ /* Clear interrupt status */ ++ mtk_w32_mask(ir, 0x1, MTK_IRINT_CLR, MTK_IRINT_CLR_REG); ++ ++ return IRQ_HANDLED; ++} ++ ++static int mtk_ir_probe(struct platform_device *pdev) ++{ ++ struct device *dev = &pdev->dev; ++ struct device_node *dn = dev->of_node; ++ struct resource *res; ++ struct mtk_ir *ir; ++ u32 val; ++ int ret = 0; ++ const char *map_name; ++ ++ ir = devm_kzalloc(dev, sizeof(struct mtk_ir), GFP_KERNEL); ++ if (!ir) ++ return -ENOMEM; ++ ++ ir->dev = dev; ++ ++ if (!of_device_is_compatible(dn, "mediatek,mt7623-cir")) ++ return -ENODEV; ++ ++ ir->clk = devm_clk_get(dev, "clk"); ++ if (IS_ERR(ir->clk)) { ++ dev_err(dev, "failed to get a ir clock.\n"); ++ return PTR_ERR(ir->clk); ++ } ++ ++ res = platform_get_resource(pdev, IORESOURCE_MEM, 0); ++ ir->base = devm_ioremap_resource(dev, res); ++ if (IS_ERR(ir->base)) { ++ dev_err(dev, "failed to map registers\n"); ++ return PTR_ERR(ir->base); ++ } ++ ++ ir->rc = devm_rc_allocate_device(dev, RC_DRIVER_IR_RAW); ++ if (!ir->rc) { ++ dev_err(dev, "failed to allocate device\n"); ++ return -ENOMEM; ++ } ++ ++ ir->rc->priv = ir; ++ ir->rc->input_name = MTK_IR_DEV; ++ ir->rc->input_phys = MTK_IR_DEV "/input0"; ++ ir->rc->input_id.bustype = BUS_HOST; ++ ir->rc->input_id.vendor = 0x0001; ++ ir->rc->input_id.product = 0x0001; ++ ir->rc->input_id.version = 0x0001; ++ map_name = of_get_property(dn, "linux,rc-map-name", NULL); ++ ir->rc->map_name = map_name ?: RC_MAP_EMPTY; ++ ir->rc->dev.parent = dev; ++ ir->rc->driver_name = MTK_IR_DEV; ++ ir->rc->allowed_protocols = RC_BIT_ALL; ++ ir->rc->rx_resolution = MTK_IR_SAMPLE; ++ ir->rc->timeout = MTK_MAX_SAMPLES * (MTK_IR_SAMPLE + 1); ++ ++ ret = devm_rc_register_device(dev, ir->rc); ++ if (ret) { ++ dev_err(dev, "failed to register rc device\n"); ++ return ret; ++ } ++ ++ platform_set_drvdata(pdev, ir); ++ ++ ir->irq = platform_get_irq(pdev, 0); ++ if (ir->irq < 0) { ++ dev_err(dev, "no irq resource\n"); ++ return -ENODEV; ++ } ++ ++ /* Enable interrupt after proper hardware ++ * setup and IRQ handler registration ++ */ ++ if (clk_prepare_enable(ir->clk)) { ++ dev_err(dev, "try to enable ir_clk failed\n"); ++ ret = -EINVAL; ++ goto exit_clkdisable_clk; ++ } ++ ++ mtk_irq_disable(ir, MTK_IRINT_EN); ++ ++ ret = devm_request_irq(dev, ir->irq, mtk_ir_irq, 0, MTK_IR_DEV, ir); ++ if (ret) { ++ dev_err(dev, "failed request irq\n"); ++ goto exit_clkdisable_clk; ++ } ++ ++ /* Enable IR and PWM */ ++ val = mtk_r32(ir, MTK_CONFIG_HIGH_REG); ++ val |= MTK_PWM_EN | MTK_IR_EN; ++ mtk_w32(ir, val, MTK_CONFIG_HIGH_REG); ++ ++ /* Setting sample period */ ++ mtk_w32_mask(ir, MTK_CHK_PERIOD, MTK_CHK_PERIOD_MASK, ++ MTK_CONFIG_LOW_REG); ++ ++ mtk_irq_enable(ir, MTK_IRINT_EN); ++ ++ dev_info(dev, "Initialized MT7623 IR driver, sample period = %luus\n", ++ DIV_ROUND_CLOSEST(MTK_IR_SAMPLE, 1000)); ++ ++ return 0; ++ ++exit_clkdisable_clk: ++ clk_disable_unprepare(ir->clk); ++ ++ return ret; ++} ++ ++static int mtk_ir_remove(struct platform_device *pdev) ++{ ++ struct mtk_ir *ir = platform_get_drvdata(pdev); ++ ++ /* Avoid contention between remove handler and ++ * IRQ handler so that disabling IR interrupt and ++ * waiting for pending IRQ handler to complete ++ */ ++ mtk_irq_disable(ir, MTK_IRINT_EN); ++ synchronize_irq(ir->irq); ++ ++ clk_disable_unprepare(ir->clk); ++ ++ return 0; ++} ++ ++static const struct of_device_id mtk_ir_match[] = { ++ { .compatible = "mediatek,mt7623-cir" }, ++ {}, ++}; ++MODULE_DEVICE_TABLE(of, mtk_ir_match); ++ ++static struct platform_driver mtk_ir_driver = { ++ .probe = mtk_ir_probe, ++ .remove = mtk_ir_remove, ++ .driver = { ++ .name = MTK_IR_DEV, ++ .of_match_table = mtk_ir_match, ++ }, ++}; ++ ++module_platform_driver(mtk_ir_driver); ++ ++MODULE_DESCRIPTION("Mediatek IR Receiver Controller Driver"); ++MODULE_AUTHOR("Sean Wang <sean.wang@mediatek.com>"); ++MODULE_LICENSE("GPL"); +--- a/drivers/media/rc/Makefile ++++ b/drivers/media/rc/Makefile +@@ -37,3 +37,4 @@ obj-$(CONFIG_IR_TTUSBIR) += ttusbir.o + obj-$(CONFIG_RC_ST) += st_rc.o + obj-$(CONFIG_IR_SUNXI) += sunxi-cir.o + obj-$(CONFIG_IR_IMG) += img-ir/ ++obj-$(CONFIG_IR_MTK) += mtk-cir.o +--- a/drivers/media/rc/rc-main.c ++++ b/drivers/media/rc/rc-main.c +@@ -1355,7 +1355,7 @@ static struct device_type rc_dev_type = + .uevent = rc_dev_uevent, + }; + +-struct rc_dev *rc_allocate_device(void) ++struct rc_dev *rc_allocate_device(enum rc_driver_type type) + { + struct rc_dev *dev; + +@@ -1382,6 +1382,8 @@ struct rc_dev *rc_allocate_device(void) + dev->dev.class = &rc_class; + device_initialize(&dev->dev); + ++ dev->driver_type = type; ++ + __module_get(THIS_MODULE); + return dev; + } +@@ -1403,6 +1405,35 @@ void rc_free_device(struct rc_dev *dev) + } + EXPORT_SYMBOL_GPL(rc_free_device); + ++static void devm_rc_alloc_release(struct device *dev, void *res) ++{ ++ rc_free_device(*(struct rc_dev **)res); ++} ++ ++struct rc_dev *devm_rc_allocate_device(struct device *dev, ++ enum rc_driver_type type) ++{ ++ struct rc_dev **dr, *rc; ++ ++ dr = devres_alloc(devm_rc_alloc_release, sizeof(*dr), GFP_KERNEL); ++ if (!dr) ++ return NULL; ++ ++ rc = rc_allocate_device(type); ++ if (!rc) { ++ devres_free(dr); ++ return NULL; ++ } ++ ++ rc->dev.parent = dev; ++ rc->managed_alloc = true; ++ *dr = rc; ++ devres_add(dev, dr); ++ ++ return rc; ++} ++EXPORT_SYMBOL_GPL(devm_rc_allocate_device); ++ + int rc_register_device(struct rc_dev *dev) + { + static bool raw_init = false; /* raw decoders loaded? */ +@@ -1536,6 +1567,33 @@ out_unlock: + } + EXPORT_SYMBOL_GPL(rc_register_device); + ++static void devm_rc_release(struct device *dev, void *res) ++{ ++ rc_unregister_device(*(struct rc_dev **)res); ++} ++ ++int devm_rc_register_device(struct device *parent, struct rc_dev *dev) ++{ ++ struct rc_dev **dr; ++ int ret; ++ ++ dr = devres_alloc(devm_rc_release, sizeof(*dr), GFP_KERNEL); ++ if (!dr) ++ return -ENOMEM; ++ ++ ret = rc_register_device(dev); ++ if (ret) { ++ devres_free(dr); ++ return ret; ++ } ++ ++ *dr = dev; ++ devres_add(parent, dr); ++ ++ return 0; ++} ++EXPORT_SYMBOL_GPL(devm_rc_register_device); ++ + void rc_unregister_device(struct rc_dev *dev) + { + if (!dev) +@@ -1557,7 +1615,8 @@ void rc_unregister_device(struct rc_dev + + ida_simple_remove(&rc_ida, dev->minor); + +- rc_free_device(dev); ++ if (!dev->managed_alloc) ++ rc_free_device(dev); + } + + EXPORT_SYMBOL_GPL(rc_unregister_device); +--- a/include/media/rc-core.h ++++ b/include/media/rc-core.h +@@ -68,6 +68,7 @@ enum rc_filter_type { + * struct rc_dev - represents a remote control device + * @dev: driver model's view of this device + * @initialized: 1 if the device init has completed, 0 otherwise ++ * @managed_alloc: devm_rc_allocate_device was used to create rc_dev + * @sysfs_groups: sysfs attribute groups + * @input_name: name of the input child device + * @input_phys: physical path to the input child device +@@ -131,6 +132,7 @@ enum rc_filter_type { + struct rc_dev { + struct device dev; + atomic_t initialized; ++ bool managed_alloc; + const struct attribute_group *sysfs_groups[5]; + const char *input_name; + const char *input_phys; +@@ -198,9 +200,19 @@ struct rc_dev { + /** + * rc_allocate_device - Allocates a RC device + * ++ * @rc_driver_type: specifies the type of the RC output to be allocated + * returns a pointer to struct rc_dev. + */ +-struct rc_dev *rc_allocate_device(void); ++struct rc_dev *rc_allocate_device(enum rc_driver_type); ++ ++/** ++ * devm_rc_allocate_device - Managed RC device allocation ++ * ++ * @dev: pointer to struct device ++ * @rc_driver_type: specifies the type of the RC output to be allocated ++ * returns a pointer to struct rc_dev. ++ */ ++struct rc_dev *devm_rc_allocate_device(struct device *dev, enum rc_driver_type); + + /** + * rc_free_device - Frees a RC device +@@ -217,6 +229,14 @@ void rc_free_device(struct rc_dev *dev); + int rc_register_device(struct rc_dev *dev); + + /** ++ * devm_rc_register_device - Manageded registering of a RC device ++ * ++ * @parent: pointer to struct device. ++ * @dev: pointer to struct rc_dev. ++ */ ++int devm_rc_register_device(struct device *parent, struct rc_dev *dev); ++ ++/** + * rc_unregister_device - Unregisters a RC device + * + * @dev: pointer to struct rc_dev. +--- a/drivers/media/common/siano/smsir.c ++++ b/drivers/media/common/siano/smsir.c +@@ -58,7 +58,7 @@ int sms_ir_init(struct smscore_device_t + struct rc_dev *dev; + + pr_debug("Allocating rc device\n"); +- dev = rc_allocate_device(); ++ dev = rc_allocate_device(RC_DRIVER_IR_RAW); + if (!dev) + return -ENOMEM; + +--- a/drivers/media/i2c/ir-kbd-i2c.c ++++ b/drivers/media/i2c/ir-kbd-i2c.c +@@ -428,7 +428,7 @@ static int ir_probe(struct i2c_client *c + * If platform_data doesn't specify rc_dev, initialize it + * internally + */ +- rc = rc_allocate_device(); ++ rc = rc_allocate_device(RC_DRIVER_SCANCODE); + if (!rc) + return -ENOMEM; + } +--- a/drivers/media/pci/bt8xx/bttv-input.c ++++ b/drivers/media/pci/bt8xx/bttv-input.c +@@ -424,7 +424,7 @@ int bttv_input_init(struct bttv *btv) + return -ENODEV; + + ir = kzalloc(sizeof(*ir),GFP_KERNEL); +- rc = rc_allocate_device(); ++ rc = rc_allocate_device(RC_DRIVER_SCANCODE); + if (!ir || !rc) + goto err_out_free; + +--- a/drivers/media/pci/cx23885/cx23885-input.c ++++ b/drivers/media/pci/cx23885/cx23885-input.c +@@ -267,7 +267,6 @@ int cx23885_input_init(struct cx23885_de + struct cx23885_kernel_ir *kernel_ir; + struct rc_dev *rc; + char *rc_map; +- enum rc_driver_type driver_type; + u64 allowed_protos; + + int ret; +@@ -352,7 +351,7 @@ int cx23885_input_init(struct cx23885_de + pci_name(dev->pci)); + + /* input device */ +- rc = rc_allocate_device(); ++ rc = rc_allocate_device(RC_DRIVER_IR_RAW); + if (!rc) { + ret = -ENOMEM; + goto err_out_free; +@@ -371,7 +370,6 @@ int cx23885_input_init(struct cx23885_de + rc->input_id.product = dev->pci->device; + } + rc->dev.parent = &dev->pci->dev; +- rc->driver_type = driver_type; + rc->allowed_protocols = allowed_protos; + rc->priv = kernel_ir; + rc->open = cx23885_input_ir_open; +--- a/drivers/media/pci/cx88/cx88-input.c ++++ b/drivers/media/pci/cx88/cx88-input.c +@@ -272,7 +272,7 @@ int cx88_ir_init(struct cx88_core *core, + */ + + ir = kzalloc(sizeof(*ir), GFP_KERNEL); +- dev = rc_allocate_device(); ++ dev = rc_allocate_device(RC_DRIVER_IR_RAW); + if (!ir || !dev) + goto err_out_free; + +@@ -482,7 +482,6 @@ int cx88_ir_init(struct cx88_core *core, + dev->scancode_mask = hardware_mask; + + if (ir->sampling) { +- dev->driver_type = RC_DRIVER_IR_RAW; + dev->timeout = 10 * 1000 * 1000; /* 10 ms */ + } else { + dev->driver_type = RC_DRIVER_SCANCODE; +--- a/drivers/media/pci/dm1105/dm1105.c ++++ b/drivers/media/pci/dm1105/dm1105.c +@@ -744,7 +744,7 @@ static int dm1105_ir_init(struct dm1105_ + struct rc_dev *dev; + int err = -ENOMEM; + +- dev = rc_allocate_device(); ++ dev = rc_allocate_device(RC_DRIVER_SCANCODE); + if (!dev) + return -ENOMEM; + +@@ -753,7 +753,6 @@ static int dm1105_ir_init(struct dm1105_ + + dev->driver_name = MODULE_NAME; + dev->map_name = RC_MAP_DM1105_NEC; +- dev->driver_type = RC_DRIVER_SCANCODE; + dev->input_name = "DVB on-card IR receiver"; + dev->input_phys = dm1105->ir.input_phys; + dev->input_id.bustype = BUS_PCI; +--- a/drivers/media/pci/mantis/mantis_input.c ++++ b/drivers/media/pci/mantis/mantis_input.c +@@ -39,7 +39,7 @@ int mantis_input_init(struct mantis_pci + struct rc_dev *dev; + int err; + +- dev = rc_allocate_device(); ++ dev = rc_allocate_device(RC_DRIVER_SCANCODE); + if (!dev) { + dprintk(MANTIS_ERROR, 1, "Remote device allocation failed"); + err = -ENOMEM; +--- a/drivers/media/pci/saa7134/saa7134-input.c ++++ b/drivers/media/pci/saa7134/saa7134-input.c +@@ -849,7 +849,7 @@ int saa7134_input_init1(struct saa7134_d + } + + ir = kzalloc(sizeof(*ir), GFP_KERNEL); +- rc = rc_allocate_device(); ++ rc = rc_allocate_device(RC_DRIVER_SCANCODE); + if (!ir || !rc) { + err = -ENOMEM; + goto err_out_free; +--- a/drivers/media/pci/smipcie/smipcie-ir.c ++++ b/drivers/media/pci/smipcie/smipcie-ir.c +@@ -183,7 +183,7 @@ int smi_ir_init(struct smi_dev *dev) + struct rc_dev *rc_dev; + struct smi_rc *ir = &dev->ir; + +- rc_dev = rc_allocate_device(); ++ rc_dev = rc_allocate_device(RC_DRIVER_SCANCODE); + if (!rc_dev) + return -ENOMEM; + +@@ -202,7 +202,6 @@ int smi_ir_init(struct smi_dev *dev) + rc_dev->input_id.product = dev->pci_dev->subsystem_device; + rc_dev->dev.parent = &dev->pci_dev->dev; + +- rc_dev->driver_type = RC_DRIVER_SCANCODE; + rc_dev->map_name = dev->info->rc_map; + + ir->rc_dev = rc_dev; +--- a/drivers/media/pci/ttpci/budget-ci.c ++++ b/drivers/media/pci/ttpci/budget-ci.c +@@ -177,7 +177,7 @@ static int msp430_ir_init(struct budget_ + struct rc_dev *dev; + int error; + +- dev = rc_allocate_device(); ++ dev = rc_allocate_device(RC_DRIVER_SCANCODE); + if (!dev) { + printk(KERN_ERR "budget_ci: IR interface initialisation failed\n"); + return -ENOMEM; +--- a/drivers/media/rc/ati_remote.c ++++ b/drivers/media/rc/ati_remote.c +@@ -765,7 +765,6 @@ static void ati_remote_rc_init(struct at + struct rc_dev *rdev = ati_remote->rdev; + + rdev->priv = ati_remote; +- rdev->driver_type = RC_DRIVER_SCANCODE; + rdev->allowed_protocols = RC_BIT_OTHER; + rdev->driver_name = "ati_remote"; + +@@ -852,7 +851,7 @@ static int ati_remote_probe(struct usb_i + } + + ati_remote = kzalloc(sizeof (struct ati_remote), GFP_KERNEL); +- rc_dev = rc_allocate_device(); ++ rc_dev = rc_allocate_device(RC_DRIVER_SCANCODE); + if (!ati_remote || !rc_dev) + goto exit_free_dev_rdev; + +--- a/drivers/media/rc/ene_ir.c ++++ b/drivers/media/rc/ene_ir.c +@@ -1012,7 +1012,7 @@ static int ene_probe(struct pnp_dev *pnp + + /* allocate memory */ + dev = kzalloc(sizeof(struct ene_device), GFP_KERNEL); +- rdev = rc_allocate_device(); ++ rdev = rc_allocate_device(RC_DRIVER_IR_RAW); + if (!dev || !rdev) + goto exit_free_dev_rdev; + +--- a/drivers/media/rc/fintek-cir.c ++++ b/drivers/media/rc/fintek-cir.c +@@ -496,7 +496,7 @@ static int fintek_probe(struct pnp_dev * + return ret; + + /* input device for IR remote (and tx) */ +- rdev = rc_allocate_device(); ++ rdev = rc_allocate_device(RC_DRIVER_IR_RAW); + if (!rdev) + goto exit_free_dev_rdev; + +--- a/drivers/media/rc/gpio-ir-recv.c ++++ b/drivers/media/rc/gpio-ir-recv.c +@@ -143,14 +143,13 @@ static int gpio_ir_recv_probe(struct pla + if (!gpio_dev) + return -ENOMEM; + +- rcdev = rc_allocate_device(); ++ rcdev = rc_allocate_device(RC_DRIVER_IR_RAW); + if (!rcdev) { + rc = -ENOMEM; + goto err_allocate_device; + } + + rcdev->priv = gpio_dev; +- rcdev->driver_type = RC_DRIVER_IR_RAW; + rcdev->input_name = GPIO_IR_DEVICE_NAME; + rcdev->input_phys = GPIO_IR_DEVICE_NAME "/input0"; + rcdev->input_id.bustype = BUS_HOST; +--- a/drivers/media/rc/igorplugusb.c ++++ b/drivers/media/rc/igorplugusb.c +@@ -190,7 +190,7 @@ static int igorplugusb_probe(struct usb_ + + usb_make_path(udev, ir->phys, sizeof(ir->phys)); + +- rc = rc_allocate_device(); ++ rc = rc_allocate_device(RC_DRIVER_IR_RAW); + if (!rc) + goto fail; + +@@ -198,7 +198,6 @@ static int igorplugusb_probe(struct usb_ + rc->input_phys = ir->phys; + usb_to_input_id(udev, &rc->input_id); + rc->dev.parent = &intf->dev; +- rc->driver_type = RC_DRIVER_IR_RAW; + /* + * This device can only store 36 pulses + spaces, which is not enough + * for the NEC protocol and many others. +--- a/drivers/media/rc/iguanair.c ++++ b/drivers/media/rc/iguanair.c +@@ -431,7 +431,7 @@ static int iguanair_probe(struct usb_int + struct usb_host_interface *idesc; + + ir = kzalloc(sizeof(*ir), GFP_KERNEL); +- rc = rc_allocate_device(); ++ rc = rc_allocate_device(RC_DRIVER_IR_RAW); + if (!ir || !rc) { + ret = -ENOMEM; + goto out; +--- a/drivers/media/rc/img-ir/img-ir-hw.c ++++ b/drivers/media/rc/img-ir/img-ir-hw.c +@@ -1071,7 +1071,7 @@ int img_ir_probe_hw(struct img_ir_priv * + } + + /* Allocate hardware decoder */ +- hw->rdev = rdev = rc_allocate_device(); ++ hw->rdev = rdev = rc_allocate_device(RC_DRIVER_SCANCODE); + if (!rdev) { + dev_err(priv->dev, "cannot allocate input device\n"); + error = -ENOMEM; +--- a/drivers/media/rc/img-ir/img-ir-raw.c ++++ b/drivers/media/rc/img-ir/img-ir-raw.c +@@ -110,7 +110,7 @@ int img_ir_probe_raw(struct img_ir_priv + setup_timer(&raw->timer, img_ir_echo_timer, (unsigned long)priv); + + /* Allocate raw decoder */ +- raw->rdev = rdev = rc_allocate_device(); ++ raw->rdev = rdev = rc_allocate_device(RC_DRIVER_IR_RAW); + if (!rdev) { + dev_err(priv->dev, "cannot allocate raw input device\n"); + return -ENOMEM; +@@ -118,7 +118,6 @@ int img_ir_probe_raw(struct img_ir_priv + rdev->priv = priv; + rdev->map_name = RC_MAP_EMPTY; + rdev->input_name = "IMG Infrared Decoder Raw"; +- rdev->driver_type = RC_DRIVER_IR_RAW; + + /* Register raw decoder */ + error = rc_register_device(rdev); +--- a/drivers/media/rc/imon.c ++++ b/drivers/media/rc/imon.c +@@ -1951,7 +1951,7 @@ static struct rc_dev *imon_init_rdev(str + const unsigned char fp_packet[] = { 0x40, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x88 }; + +- rdev = rc_allocate_device(); ++ rdev = rc_allocate_device(RC_DRIVER_SCANCODE); + if (!rdev) { + dev_err(ictx->dev, "remote control dev allocation failed\n"); + goto out; +@@ -1969,7 +1969,6 @@ static struct rc_dev *imon_init_rdev(str + rdev->dev.parent = ictx->dev; + + rdev->priv = ictx; +- rdev->driver_type = RC_DRIVER_SCANCODE; + rdev->allowed_protocols = RC_BIT_OTHER | RC_BIT_RC6_MCE; /* iMON PAD or MCE */ + rdev->change_protocol = imon_ir_change_protocol; + rdev->driver_name = MOD_NAME; +--- a/drivers/media/rc/ir-hix5hd2.c ++++ b/drivers/media/rc/ir-hix5hd2.c +@@ -222,7 +222,7 @@ static int hix5hd2_ir_probe(struct platf + return priv->irq; + } + +- rdev = rc_allocate_device(); ++ rdev = rc_allocate_device(RC_DRIVER_IR_RAW); + if (!rdev) + return -ENOMEM; + +--- a/drivers/media/rc/ite-cir.c ++++ b/drivers/media/rc/ite-cir.c +@@ -1472,7 +1472,7 @@ static int ite_probe(struct pnp_dev *pde + return ret; + + /* input device for IR remote (and tx) */ +- rdev = rc_allocate_device(); ++ rdev = rc_allocate_device(RC_DRIVER_IR_RAW); + if (!rdev) + goto exit_free_dev_rdev; + itdev->rdev = rdev; +--- a/drivers/media/rc/mceusb.c ++++ b/drivers/media/rc/mceusb.c +@@ -1220,7 +1220,7 @@ static struct rc_dev *mceusb_init_rc_dev + struct rc_dev *rc; + int ret; + +- rc = rc_allocate_device(); ++ rc = rc_allocate_device(RC_DRIVER_IR_RAW); + if (!rc) { + dev_err(dev, "remote dev allocation failed"); + goto out; +--- a/drivers/media/rc/meson-ir.c ++++ b/drivers/media/rc/meson-ir.c +@@ -131,7 +131,7 @@ static int meson_ir_probe(struct platfor + return ir->irq; + } + +- ir->rc = rc_allocate_device(); ++ ir->rc = rc_allocate_device(RC_DRIVER_IR_RAW); + if (!ir->rc) { + dev_err(dev, "failed to allocate rc device\n"); + return -ENOMEM; +--- a/drivers/media/rc/rc-loopback.c ++++ b/drivers/media/rc/rc-loopback.c +@@ -181,7 +181,7 @@ static int __init loop_init(void) + struct rc_dev *rc; + int ret; + +- rc = rc_allocate_device(); ++ rc = rc_allocate_device(RC_DRIVER_IR_RAW); + if (!rc) { + printk(KERN_ERR DRIVER_NAME ": rc_dev allocation failed\n"); + return -ENOMEM; +--- a/drivers/media/rc/st_rc.c ++++ b/drivers/media/rc/st_rc.c +@@ -235,7 +235,7 @@ static int st_rc_probe(struct platform_d + if (!rc_dev) + return -ENOMEM; + +- rdev = rc_allocate_device(); ++ rdev = rc_allocate_device(RC_DRIVER_IR_RAW); + + if (!rdev) + return -ENOMEM; +--- a/drivers/media/rc/streamzap.c ++++ b/drivers/media/rc/streamzap.c +@@ -291,7 +291,7 @@ static struct rc_dev *streamzap_init_rc_ + struct device *dev = sz->dev; + int ret; + +- rdev = rc_allocate_device(); ++ rdev = rc_allocate_device(RC_DRIVER_IR_RAW); + if (!rdev) { + dev_err(dev, "remote dev allocation failed\n"); + goto out; +--- a/drivers/media/rc/sunxi-cir.c ++++ b/drivers/media/rc/sunxi-cir.c +@@ -212,7 +212,7 @@ static int sunxi_ir_probe(struct platfor + goto exit_clkdisable_clk; + } + +- ir->rc = rc_allocate_device(); ++ ir->rc = rc_allocate_device(RC_DRIVER_IR_RAW); + if (!ir->rc) { + dev_err(dev, "failed to allocate device\n"); + ret = -ENOMEM; +--- a/drivers/media/rc/ttusbir.c ++++ b/drivers/media/rc/ttusbir.c +@@ -205,7 +205,7 @@ static int ttusbir_probe(struct usb_inte + int altsetting = -1; + + tt = kzalloc(sizeof(*tt), GFP_KERNEL); +- rc = rc_allocate_device(); ++ rc = rc_allocate_device(RC_DRIVER_IR_RAW); + if (!tt || !rc) { + ret = -ENOMEM; + goto out; +--- a/drivers/media/rc/winbond-cir.c ++++ b/drivers/media/rc/winbond-cir.c +@@ -1062,13 +1062,12 @@ wbcir_probe(struct pnp_dev *device, cons + if (err) + goto exit_free_data; + +- data->dev = rc_allocate_device(); ++ data->dev = rc_allocate_device(RC_DRIVER_IR_RAW); + if (!data->dev) { + err = -ENOMEM; + goto exit_unregister_led; + } + +- data->dev->driver_type = RC_DRIVER_IR_RAW; + data->dev->driver_name = DRVNAME; + data->dev->input_name = WBCIR_NAME; + data->dev->input_phys = "wbcir/cir0"; +--- a/drivers/media/usb/au0828/au0828-input.c ++++ b/drivers/media/usb/au0828/au0828-input.c +@@ -298,7 +298,7 @@ int au0828_rc_register(struct au0828_dev + return -ENODEV; + + ir = kzalloc(sizeof(*ir), GFP_KERNEL); +- rc = rc_allocate_device(); ++ rc = rc_allocate_device(RC_DRIVER_IR_RAW); + if (!ir || !rc) + goto error; + +@@ -343,7 +343,6 @@ int au0828_rc_register(struct au0828_dev + rc->input_id.product = le16_to_cpu(dev->usbdev->descriptor.idProduct); + rc->dev.parent = &dev->usbdev->dev; + rc->driver_name = "au0828-input"; +- rc->driver_type = RC_DRIVER_IR_RAW; + rc->allowed_protocols = RC_BIT_NEC | RC_BIT_NECX | RC_BIT_NEC32 | + RC_BIT_RC5; + +--- a/drivers/media/usb/cx231xx/cx231xx-input.c ++++ b/drivers/media/usb/cx231xx/cx231xx-input.c +@@ -72,7 +72,7 @@ int cx231xx_ir_init(struct cx231xx *dev) + + memset(&info, 0, sizeof(struct i2c_board_info)); + memset(&dev->init_data, 0, sizeof(dev->init_data)); +- dev->init_data.rc_dev = rc_allocate_device(); ++ dev->init_data.rc_dev = rc_allocate_device(RC_DRIVER_SCANCODE); + if (!dev->init_data.rc_dev) + return -ENOMEM; + +--- a/drivers/media/usb/dvb-usb-v2/dvb_usb_core.c ++++ b/drivers/media/usb/dvb-usb-v2/dvb_usb_core.c +@@ -147,7 +147,7 @@ static int dvb_usbv2_remote_init(struct + if (!d->rc.map_name) + return 0; + +- dev = rc_allocate_device(); ++ dev = rc_allocate_device(d->rc.driver_type); + if (!dev) { + ret = -ENOMEM; + goto err; +@@ -162,7 +162,6 @@ static int dvb_usbv2_remote_init(struct + /* TODO: likely RC-core should took const char * */ + dev->driver_name = (char *) d->props->driver_name; + dev->map_name = d->rc.map_name; +- dev->driver_type = d->rc.driver_type; + dev->allowed_protocols = d->rc.allowed_protos; + dev->change_protocol = d->rc.change_protocol; + dev->priv = d; +--- a/drivers/media/usb/dvb-usb/dvb-usb-remote.c ++++ b/drivers/media/usb/dvb-usb/dvb-usb-remote.c +@@ -265,7 +265,7 @@ static int rc_core_dvb_usb_remote_init(s + int err, rc_interval; + struct rc_dev *dev; + +- dev = rc_allocate_device(); ++ dev = rc_allocate_device(d->props.rc.core.driver_type); + if (!dev) + return -ENOMEM; + +@@ -273,7 +273,6 @@ static int rc_core_dvb_usb_remote_init(s + dev->map_name = d->props.rc.core.rc_codes; + dev->change_protocol = d->props.rc.core.change_protocol; + dev->allowed_protocols = d->props.rc.core.allowed_protos; +- dev->driver_type = d->props.rc.core.driver_type; + usb_to_input_id(d->udev, &dev->input_id); + dev->input_name = "IR-receiver inside an USB DVB receiver"; + dev->input_phys = d->rc_phys; +--- a/drivers/media/usb/em28xx/em28xx-input.c ++++ b/drivers/media/usb/em28xx/em28xx-input.c +@@ -713,7 +713,7 @@ static int em28xx_ir_init(struct em28xx + ir = kzalloc(sizeof(*ir), GFP_KERNEL); + if (!ir) + return -ENOMEM; +- rc = rc_allocate_device(); ++ rc = rc_allocate_device(RC_DRIVER_SCANCODE); + if (!rc) + goto error; + +--- a/drivers/media/usb/tm6000/tm6000-input.c ++++ b/drivers/media/usb/tm6000/tm6000-input.c +@@ -429,7 +429,7 @@ int tm6000_ir_init(struct tm6000_core *d + return 0; + + ir = kzalloc(sizeof(*ir), GFP_ATOMIC); +- rc = rc_allocate_device(); ++ rc = rc_allocate_device(RC_DRIVER_SCANCODE); + if (!ir || !rc) + goto out; + +@@ -456,7 +456,6 @@ int tm6000_ir_init(struct tm6000_core *d + ir->polling = 50; + INIT_DELAYED_WORK(&ir->work, tm6000_ir_handle_key); + } +- rc->driver_type = RC_DRIVER_SCANCODE; + + snprintf(ir->name, sizeof(ir->name), "tm5600/60x0 IR (%s)", + dev->name); |