diff options
Diffstat (limited to 'drivers/media/rc')
| -rw-r--r-- | drivers/media/rc/Kconfig | 8 | ||||
| -rw-r--r-- | drivers/media/rc/Makefile | 1 | ||||
| -rw-r--r-- | drivers/media/rc/img-ir/img-ir-core.c | 4 | ||||
| -rw-r--r-- | drivers/media/rc/imon.c | 2 | ||||
| -rw-r--r-- | drivers/media/rc/ir-hix5hd2.c | 4 | ||||
| -rw-r--r-- | drivers/media/rc/ir_toy.c | 78 | ||||
| -rw-r--r-- | drivers/media/rc/ite-cir.c | 2 | ||||
| -rw-r--r-- | drivers/media/rc/mceusb.c | 2 | ||||
| -rw-r--r-- | drivers/media/rc/meson-ir-tx.c | 1 | ||||
| -rw-r--r-- | drivers/media/rc/meson-ir.c | 4 | ||||
| -rw-r--r-- | drivers/media/rc/mtk-cir.c | 4 | ||||
| -rw-r--r-- | drivers/media/rc/sir_ir.c | 438 | ||||
| -rw-r--r-- | drivers/media/rc/st_rc.c | 5 | ||||
| -rw-r--r-- | drivers/media/rc/streamzap.c | 1 | ||||
| -rw-r--r-- | drivers/media/rc/sunxi-cir.c | 4 |
15 files changed, 76 insertions, 482 deletions
diff --git a/drivers/media/rc/Kconfig b/drivers/media/rc/Kconfig index fd5a7a058714..9506baf3c4c1 100644 --- a/drivers/media/rc/Kconfig +++ b/drivers/media/rc/Kconfig @@ -453,14 +453,6 @@ config IR_SERIAL_TRANSMITTER help Serial Port Transmitter support -config IR_SIR - tristate "Built-in SIR IrDA port" - help - Say Y if you want to use a IrDA SIR port Transceivers. - - To compile this driver as a module, choose M here: the module will - be called sir-ir. - config RC_XBOX_DVD tristate "Xbox DVD Movie Playback Kit" depends on USB diff --git a/drivers/media/rc/Makefile b/drivers/media/rc/Makefile index 0db51fad27d6..378d62d21e06 100644 --- a/drivers/media/rc/Makefile +++ b/drivers/media/rc/Makefile @@ -47,7 +47,6 @@ obj-$(CONFIG_RC_ST) += st_rc.o obj-$(CONFIG_IR_SUNXI) += sunxi-cir.o obj-$(CONFIG_IR_IMG) += img-ir/ obj-$(CONFIG_IR_SERIAL) += serial_ir.o -obj-$(CONFIG_IR_SIR) += sir_ir.o obj-$(CONFIG_IR_MTK) += mtk-cir.o obj-$(CONFIG_RC_XBOX_DVD) += xbox_remote.o obj-$(CONFIG_IR_TOY) += ir_toy.o diff --git a/drivers/media/rc/img-ir/img-ir-core.c b/drivers/media/rc/img-ir/img-ir-core.c index 094aa6a06315..6f8464872033 100644 --- a/drivers/media/rc/img-ir/img-ir-core.c +++ b/drivers/media/rc/img-ir/img-ir-core.c @@ -76,7 +76,6 @@ static void img_ir_ident(struct img_ir_priv *priv) static int img_ir_probe(struct platform_device *pdev) { struct img_ir_priv *priv; - struct resource *res_regs; int irq, error, error2; /* Get resources from platform device */ @@ -94,8 +93,7 @@ static int img_ir_probe(struct platform_device *pdev) spin_lock_init(&priv->lock); /* Ioremap the registers */ - res_regs = platform_get_resource(pdev, IORESOURCE_MEM, 0); - priv->reg_base = devm_ioremap_resource(&pdev->dev, res_regs); + priv->reg_base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(priv->reg_base)) return PTR_ERR(priv->reg_base); diff --git a/drivers/media/rc/imon.c b/drivers/media/rc/imon.c index 2ca4e86c7b9f..54da6f60079b 100644 --- a/drivers/media/rc/imon.c +++ b/drivers/media/rc/imon.c @@ -2358,8 +2358,10 @@ urb_submit_failed: touch_setup_failed: find_endpoint_failed: usb_put_dev(ictx->usbdev_intf1); + ictx->usbdev_intf1 = NULL; mutex_unlock(&ictx->lock); usb_free_urb(rx_urb); + ictx->rx_urb_intf1 = NULL; rx_urb_alloc_failed: dev_err(ictx->dev, "unable to initialize intf1, err %d\n", ret); diff --git a/drivers/media/rc/ir-hix5hd2.c b/drivers/media/rc/ir-hix5hd2.c index 4609fb4519e9..e0be6471afe5 100644 --- a/drivers/media/rc/ir-hix5hd2.c +++ b/drivers/media/rc/ir-hix5hd2.c @@ -249,7 +249,6 @@ static int hix5hd2_ir_probe(struct platform_device *pdev) { struct rc_dev *rdev; struct device *dev = &pdev->dev; - struct resource *res; struct hix5hd2_ir_priv *priv; struct device_node *node = pdev->dev.of_node; const struct of_device_id *of_id; @@ -274,8 +273,7 @@ static int hix5hd2_ir_probe(struct platform_device *pdev) priv->regmap = NULL; } - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - priv->base = devm_ioremap_resource(dev, res); + priv->base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(priv->base)) return PTR_ERR(priv->base); diff --git a/drivers/media/rc/ir_toy.c b/drivers/media/rc/ir_toy.c index 3e729a17b35f..7e98e7e3aace 100644 --- a/drivers/media/rc/ir_toy.c +++ b/drivers/media/rc/ir_toy.c @@ -4,7 +4,9 @@ * Infrared Toy and IR Droid RC core driver * * Copyright (C) 2020 Sean Young <sean@mess.org> - + * + * http://dangerousprototypes.com/docs/USB_IR_Toy:_Sampling_mode + * * This driver is based on the lirc driver which can be found here: * https://sourceforge.net/p/lirc/git/ci/master/tree/plugins/irtoy.c * Copyright (C) 2011 Peter Kooiman <pkooiman@gmail.com> @@ -24,6 +26,7 @@ static const u8 COMMAND_VERSION[] = { 'v' }; // End transmit and repeat reset command so we exit sump mode static const u8 COMMAND_RESET[] = { 0xff, 0xff, 0, 0, 0, 0, 0 }; static const u8 COMMAND_SMODE_ENTER[] = { 's' }; +static const u8 COMMAND_SMODE_EXIT[] = { 0 }; static const u8 COMMAND_TXSTART[] = { 0x26, 0x24, 0x25, 0x03 }; #define REPLY_XMITCOUNT 't' @@ -45,7 +48,7 @@ static const u8 COMMAND_TXSTART[] = { 0x26, 0x24, 0x25, 0x03 }; enum state { STATE_IRDATA, - STATE_RESET, + STATE_COMMAND_NO_RESP, STATE_COMMAND, STATE_TX, }; @@ -120,6 +123,7 @@ static void irtoy_response(struct irtoy *irtoy, u32 len) len, irtoy->in); } break; + case STATE_COMMAND_NO_RESP: case STATE_IRDATA: { struct ir_raw_event rawir = { .pulse = irtoy->pulse }; __be16 *in = (__be16 *)irtoy->in; @@ -165,10 +169,8 @@ static void irtoy_response(struct irtoy *irtoy, u32 len) int err; if (len != 1 || space > MAX_PACKET || space == 0) { - dev_err(irtoy->dev, "packet length expected: %*phN\n", + dev_dbg(irtoy->dev, "packet length expected: %*phN\n", len, irtoy->in); - irtoy->state = STATE_IRDATA; - complete(&irtoy->command_done); break; } @@ -192,9 +194,6 @@ static void irtoy_response(struct irtoy *irtoy, u32 len) irtoy->tx_len -= buf_len; } break; - case STATE_RESET: - dev_err(irtoy->dev, "unexpected response to reset: %*phN\n", - len, irtoy->in); } } @@ -203,7 +202,7 @@ static void irtoy_out_callback(struct urb *urb) struct irtoy *irtoy = urb->context; if (urb->status == 0) { - if (irtoy->state == STATE_RESET) + if (irtoy->state == STATE_COMMAND_NO_RESP) complete(&irtoy->command_done); } else { dev_warn(irtoy->dev, "out urb status: %d\n", urb->status); @@ -215,10 +214,20 @@ static void irtoy_in_callback(struct urb *urb) struct irtoy *irtoy = urb->context; int ret; - if (urb->status == 0) + switch (urb->status) { + case 0: irtoy_response(irtoy, urb->actual_length); - else + break; + case -ECONNRESET: + case -ENOENT: + case -ESHUTDOWN: + case -EPROTO: + case -EPIPE: + usb_unlink_urb(urb); + return; + default: dev_dbg(irtoy->dev, "in urb status: %d\n", urb->status); + } ret = usb_submit_urb(urb, GFP_ATOMIC); if (ret && ret != -ENODEV) @@ -255,7 +264,7 @@ static int irtoy_setup(struct irtoy *irtoy) int err; err = irtoy_command(irtoy, COMMAND_RESET, sizeof(COMMAND_RESET), - STATE_RESET); + STATE_COMMAND_NO_RESP); if (err != 0) { dev_err(irtoy->dev, "could not write reset command: %d\n", err); @@ -315,6 +324,24 @@ static int irtoy_tx(struct rc_dev *rc, uint *txbuf, uint count) irtoy->tx_len = size; irtoy->emitted = 0; + // There is an issue where if the unit is receiving IR while the + // first TXSTART command is sent, the device might end up hanging + // with its led on. It does not respond to any command when this + // happens. To work around this, re-enter sample mode. + err = irtoy_command(irtoy, COMMAND_SMODE_EXIT, + sizeof(COMMAND_SMODE_EXIT), STATE_COMMAND_NO_RESP); + if (err) { + dev_err(irtoy->dev, "exit sample mode: %d\n", err); + return err; + } + + err = irtoy_command(irtoy, COMMAND_SMODE_ENTER, + sizeof(COMMAND_SMODE_ENTER), STATE_COMMAND); + if (err) { + dev_err(irtoy->dev, "enter sample mode: %d\n", err); + return err; + } + err = irtoy_command(irtoy, COMMAND_TXSTART, sizeof(COMMAND_TXSTART), STATE_TX); kfree(buf); @@ -338,6 +365,27 @@ static int irtoy_tx(struct rc_dev *rc, uint *txbuf, uint count) return count; } +static int irtoy_tx_carrier(struct rc_dev *rc, uint32_t carrier) +{ + struct irtoy *irtoy = rc->priv; + u8 buf[3]; + int err; + + if (carrier < 11800) + return -EINVAL; + + buf[0] = 0x06; + buf[1] = DIV_ROUND_CLOSEST(48000000, 16 * carrier) - 1; + buf[2] = 0; + + err = irtoy_command(irtoy, buf, sizeof(buf), STATE_COMMAND_NO_RESP); + if (err) + dev_err(irtoy->dev, "could not write carrier command: %d\n", + err); + + return err; +} + static int irtoy_probe(struct usb_interface *intf, const struct usb_device_id *id) { @@ -417,8 +465,9 @@ static int irtoy_probe(struct usb_interface *intf, if (err) goto free_rcdev; - dev_info(irtoy->dev, "version: hardware %u, firmware %u, protocol %u", - irtoy->hw_version, irtoy->sw_version, irtoy->proto_version); + dev_info(irtoy->dev, "version: hardware %u, firmware %u.%u, protocol %u", + irtoy->hw_version, irtoy->sw_version / 10, + irtoy->sw_version % 10, irtoy->proto_version); if (irtoy->sw_version < MIN_FW_VERSION) { dev_err(irtoy->dev, "need firmware V%02u or higher", @@ -436,6 +485,7 @@ static int irtoy_probe(struct usb_interface *intf, rc->dev.parent = &intf->dev; rc->priv = irtoy; rc->tx_ir = irtoy_tx; + rc->s_tx_carrier = irtoy_tx_carrier; rc->allowed_protocols = RC_PROTO_BIT_ALL_IR_DECODER; rc->map_name = RC_MAP_RC6_MCE; rc->rx_resolution = UNIT_US; diff --git a/drivers/media/rc/ite-cir.c b/drivers/media/rc/ite-cir.c index 5bc23e8c6d91..4f77d4ebacdc 100644 --- a/drivers/media/rc/ite-cir.c +++ b/drivers/media/rc/ite-cir.c @@ -242,7 +242,7 @@ static irqreturn_t ite_cir_isr(int irq, void *data) } /* check for the receive interrupt */ - if (iflags & ITE_IRQ_RX_FIFO) { + if (iflags & (ITE_IRQ_RX_FIFO | ITE_IRQ_RX_FIFO_OVERRUN)) { /* read the FIFO bytes */ rx_bytes = dev->params->get_rx_bytes(dev, rx_buf, ITE_RX_FIFO_LEN); diff --git a/drivers/media/rc/mceusb.c b/drivers/media/rc/mceusb.c index e03dd1f0144f..d09bee82c04c 100644 --- a/drivers/media/rc/mceusb.c +++ b/drivers/media/rc/mceusb.c @@ -1386,6 +1386,7 @@ static void mceusb_dev_recv(struct urb *urb) case -ECONNRESET: case -ENOENT: case -EILSEQ: + case -EPROTO: case -ESHUTDOWN: usb_unlink_urb(urb); return; @@ -1612,6 +1613,7 @@ static struct rc_dev *mceusb_init_rc_dev(struct mceusb_dev *ir) rc->dev.parent = dev; rc->priv = ir; rc->allowed_protocols = RC_PROTO_BIT_ALL_IR_DECODER; + rc->rx_resolution = MCE_TIME_UNIT; rc->min_timeout = MCE_TIME_UNIT; rc->timeout = MS_TO_US(100); if (!mceusb_model[ir->model].broken_irtimeout) { diff --git a/drivers/media/rc/meson-ir-tx.c b/drivers/media/rc/meson-ir-tx.c index 3055f8e1b6ff..c22cd26a5c07 100644 --- a/drivers/media/rc/meson-ir-tx.c +++ b/drivers/media/rc/meson-ir-tx.c @@ -395,7 +395,6 @@ static struct platform_driver meson_irtx_pd = { .remove = meson_irtx_remove, .driver = { .name = DRIVER_NAME, - .owner = THIS_MODULE, .of_match_table = meson_irtx_dt_match, }, }; diff --git a/drivers/media/rc/meson-ir.c b/drivers/media/rc/meson-ir.c index dad55950dfc6..4b769111f78e 100644 --- a/drivers/media/rc/meson-ir.c +++ b/drivers/media/rc/meson-ir.c @@ -102,7 +102,6 @@ static int meson_ir_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct device_node *node = dev->of_node; - struct resource *res; const char *map_name; struct meson_ir *ir; int irq, ret; @@ -111,8 +110,7 @@ static int meson_ir_probe(struct platform_device *pdev) if (!ir) return -ENOMEM; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - ir->reg = devm_ioremap_resource(dev, res); + ir->reg = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(ir->reg)) return PTR_ERR(ir->reg); diff --git a/drivers/media/rc/mtk-cir.c b/drivers/media/rc/mtk-cir.c index 65a136c0fac2..840e7aec5c21 100644 --- a/drivers/media/rc/mtk-cir.c +++ b/drivers/media/rc/mtk-cir.c @@ -292,7 +292,6 @@ 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; @@ -320,8 +319,7 @@ static int mtk_ir_probe(struct platform_device *pdev) ir->bus = ir->clk; } - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - ir->base = devm_ioremap_resource(dev, res); + ir->base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(ir->base)) return PTR_ERR(ir->base); diff --git a/drivers/media/rc/sir_ir.c b/drivers/media/rc/sir_ir.c deleted file mode 100644 index 6ec96dc34586..000000000000 --- a/drivers/media/rc/sir_ir.c +++ /dev/null @@ -1,438 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-or-later -/* - * IR SIR driver, (C) 2000 Milan Pikula <www@fornax.sk> - * - * sir_ir - Device driver for use with SIR (serial infra red) - * mode of IrDA on many notebooks. - */ - -#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt - -#include <linux/module.h> -#include <linux/interrupt.h> -#include <linux/kernel.h> -#include <linux/serial_reg.h> -#include <linux/ktime.h> -#include <linux/delay.h> -#include <linux/platform_device.h> - -#include <media/rc-core.h> - -/* SECTION: Definitions */ -#define PULSE '[' - -/* 9bit * 1s/115200bit in milli seconds = 78.125ms*/ -#define TIME_CONST (9000000ul / 115200ul) - -/* timeout for sequences in jiffies (=5/100s), must be longer than TIME_CONST */ -#define SIR_TIMEOUT (HZ * 5 / 100) - -/* onboard sir ports are typically com3 */ -static int io = 0x3e8; -static int irq = 4; -static int threshold = 3; - -static DEFINE_SPINLOCK(timer_lock); -static struct timer_list timerlist; -/* time of last signal change detected */ -static ktime_t last; -/* time of last UART data ready interrupt */ -static ktime_t last_intr_time; -static int last_value; -static struct rc_dev *rcdev; - -static struct platform_device *sir_ir_dev; - -static DEFINE_SPINLOCK(hardware_lock); - -/* SECTION: Prototypes */ - -/* Communication with user-space */ -static void add_read_queue(int flag, unsigned long val); -/* Hardware */ -static irqreturn_t sir_interrupt(int irq, void *dev_id); -static void send_space(unsigned long len); -static void send_pulse(unsigned long len); -static int init_hardware(void); -static void drop_hardware(void); -/* Initialisation */ - -static inline unsigned int sinp(int offset) -{ - return inb(io + offset); -} - -static inline void soutp(int offset, int value) -{ - outb(value, io + offset); -} - -/* SECTION: Communication with user-space */ -static int sir_tx_ir(struct rc_dev *dev, unsigned int *tx_buf, - unsigned int count) -{ - unsigned long flags; - int i; - - local_irq_save(flags); - for (i = 0; i < count;) { - if (tx_buf[i]) - send_pulse(tx_buf[i]); - i++; - if (i >= count) - break; - if (tx_buf[i]) - send_space(tx_buf[i]); - i++; - } - local_irq_restore(flags); - - return count; -} - -static void add_read_queue(int flag, unsigned long val) -{ - struct ir_raw_event ev = {}; - - pr_debug("add flag %d with val %lu\n", flag, val); - - /* - * statistically, pulses are ~TIME_CONST/2 too long. we could - * maybe make this more exact, but this is good enough - */ - if (flag) { - /* pulse */ - if (val > TIME_CONST / 2) - val -= TIME_CONST / 2; - else /* should not ever happen */ - val = 1; - ev.pulse = true; - } else { - val += TIME_CONST / 2; - } - ev.duration = val; - - ir_raw_event_store_with_filter(rcdev, &ev); -} - -/* SECTION: Hardware */ -static void sir_timeout(struct timer_list *unused) -{ - /* - * if last received signal was a pulse, but receiving stopped - * within the 9 bit frame, we need to finish this pulse and - * simulate a signal change to from pulse to space. Otherwise - * upper layers will receive two sequences next time. - */ - - unsigned long flags; - unsigned long pulse_end; - - /* avoid interference with interrupt */ - spin_lock_irqsave(&timer_lock, flags); - if (last_value) { - /* clear unread bits in UART and restart */ - outb(UART_FCR_CLEAR_RCVR, io + UART_FCR); - /* determine 'virtual' pulse end: */ - pulse_end = min_t(unsigned long, - ktime_us_delta(last, last_intr_time), - IR_MAX_DURATION); - dev_dbg(&sir_ir_dev->dev, "timeout add %d for %lu usec\n", - last_value, pulse_end); - add_read_queue(last_value, pulse_end); - last_value = 0; - last = last_intr_time; - } - spin_unlock_irqrestore(&timer_lock, flags); - ir_raw_event_handle(rcdev); -} - -static irqreturn_t sir_interrupt(int irq, void *dev_id) -{ - unsigned char data; - ktime_t curr_time; - unsigned long delt; - unsigned long deltintr; - unsigned long flags; - int counter = 0; - int iir, lsr; - - while ((iir = inb(io + UART_IIR) & UART_IIR_ID)) { - if (++counter > 256) { - dev_err(&sir_ir_dev->dev, "Trapped in interrupt"); - break; - } - - switch (iir & UART_IIR_ID) { /* FIXME toto treba preriedit */ - case UART_IIR_MSI: - (void)inb(io + UART_MSR); - break; - case UART_IIR_RLSI: - case UART_IIR_THRI: - (void)inb(io + UART_LSR); - break; - case UART_IIR_RDI: - /* avoid interference with timer */ - spin_lock_irqsave(&timer_lock, flags); - do { - del_timer(&timerlist); - data = inb(io + UART_RX); - curr_time = ktime_get(); - delt = min_t(unsigned long, - ktime_us_delta(last, curr_time), - IR_MAX_DURATION); - deltintr = min_t(unsigned long, - ktime_us_delta(last_intr_time, - curr_time), - IR_MAX_DURATION); - dev_dbg(&sir_ir_dev->dev, "t %lu, d %d\n", - deltintr, (int)data); - /* - * if nothing came in last X cycles, - * it was gap - */ - if (deltintr > TIME_CONST * threshold) { - if (last_value) { - dev_dbg(&sir_ir_dev->dev, "GAP\n"); - /* simulate signal change */ - add_read_queue(last_value, - delt - - deltintr); - last_value = 0; - last = last_intr_time; - delt = deltintr; - } - } - data = 1; - if (data ^ last_value) { - /* - * deltintr > 2*TIME_CONST, remember? - * the other case is timeout - */ - add_read_queue(last_value, - delt - TIME_CONST); - last_value = data; - last = curr_time; - last = ktime_sub_us(last, - TIME_CONST); - } - last_intr_time = curr_time; - if (data) { - /* - * start timer for end of - * sequence detection - */ - timerlist.expires = jiffies + - SIR_TIMEOUT; - add_timer(&timerlist); - } - - lsr = inb(io + UART_LSR); - } while (lsr & UART_LSR_DR); /* data ready */ - spin_unlock_irqrestore(&timer_lock, flags); - break; - default: - break; - } - } - ir_raw_event_handle(rcdev); - return IRQ_RETVAL(IRQ_HANDLED); -} - -static void send_space(unsigned long len) -{ - usleep_range(len, len + 25); -} - -static void send_pulse(unsigned long len) -{ - long bytes_out = len / TIME_CONST; - - if (bytes_out == 0) - bytes_out++; - - while (bytes_out--) { - outb(PULSE, io + UART_TX); - /* FIXME treba seriozne cakanie z char/serial.c */ - while (!(inb(io + UART_LSR) & UART_LSR_THRE)) - ; - } -} - -static int init_hardware(void) -{ - u8 scratch, scratch2, scratch3; - unsigned long flags; - - spin_lock_irqsave(&hardware_lock, flags); - - /* - * This is a simple port existence test, borrowed from the autoconfig - * function in drivers/tty/serial/8250/8250_port.c - */ - scratch = sinp(UART_IER); - soutp(UART_IER, 0); -#ifdef __i386__ - outb(0xff, 0x080); -#endif - scratch2 = sinp(UART_IER) & 0x0f; - soutp(UART_IER, 0x0f); -#ifdef __i386__ - outb(0x00, 0x080); -#endif - scratch3 = sinp(UART_IER) & 0x0f; - soutp(UART_IER, scratch); - if (scratch2 != 0 || scratch3 != 0x0f) { - /* we fail, there's nothing here */ - spin_unlock_irqrestore(&hardware_lock, flags); - pr_err("port existence test failed, cannot continue\n"); - return -ENODEV; - } - - /* reset UART */ - outb(0, io + UART_MCR); - outb(0, io + UART_IER); - /* init UART */ - /* set DLAB, speed = 115200 */ - outb(UART_LCR_DLAB | UART_LCR_WLEN7, io + UART_LCR); - outb(1, io + UART_DLL); outb(0, io + UART_DLM); - /* 7N1+start = 9 bits at 115200 ~ 3 bits at 44000 */ - outb(UART_LCR_WLEN7, io + UART_LCR); - /* FIFO operation */ - outb(UART_FCR_ENABLE_FIFO, io + UART_FCR); - /* interrupts */ - /* outb(UART_IER_RLSI|UART_IER_RDI|UART_IER_THRI, io + UART_IER); */ - outb(UART_IER_RDI, io + UART_IER); - /* turn on UART */ - outb(UART_MCR_DTR | UART_MCR_RTS | UART_MCR_OUT2, io + UART_MCR); - spin_unlock_irqrestore(&hardware_lock, flags); - - return 0; -} - -static void drop_hardware(void) -{ - unsigned long flags; - - spin_lock_irqsave(&hardware_lock, flags); - - /* turn off interrupts */ - outb(0, io + UART_IER); - - spin_unlock_irqrestore(&hardware_lock, flags); -} - -/* SECTION: Initialisation */ -static int sir_ir_probe(struct platform_device *dev) -{ - int retval; - - rcdev = devm_rc_allocate_device(&sir_ir_dev->dev, RC_DRIVER_IR_RAW); - if (!rcdev) - return -ENOMEM; - - rcdev->device_name = "SIR IrDA port"; - rcdev->input_phys = KBUILD_MODNAME "/input0"; - rcdev->input_id.bustype = BUS_HOST; - rcdev->input_id.vendor = 0x0001; - rcdev->input_id.product = 0x0001; - rcdev->input_id.version = 0x0100; - rcdev->tx_ir = sir_tx_ir; - rcdev->allowed_protocols = RC_PROTO_BIT_ALL_IR_DECODER; - rcdev->driver_name = KBUILD_MODNAME; - rcdev->map_name = RC_MAP_RC6_MCE; - rcdev->timeout = IR_DEFAULT_TIMEOUT; - rcdev->dev.parent = &sir_ir_dev->dev; - - timer_setup(&timerlist, sir_timeout, 0); - - /* get I/O port access and IRQ line */ - if (!devm_request_region(&sir_ir_dev->dev, io, 8, KBUILD_MODNAME)) { - pr_err("i/o port 0x%.4x already in use.\n", io); - return -EBUSY; - } - retval = devm_request_irq(&sir_ir_dev->dev, irq, sir_interrupt, 0, - KBUILD_MODNAME, NULL); - if (retval < 0) { - pr_err("IRQ %d already in use.\n", irq); - return retval; - } - - retval = init_hardware(); - if (retval) { - del_timer_sync(&timerlist); - return retval; - } - - pr_info("I/O port 0x%.4x, IRQ %d.\n", io, irq); - - retval = devm_rc_register_device(&sir_ir_dev->dev, rcdev); - if (retval < 0) - return retval; - - return 0; -} - -static int sir_ir_remove(struct platform_device *dev) -{ - drop_hardware(); - del_timer_sync(&timerlist); - return 0; -} - -static struct platform_driver sir_ir_driver = { - .probe = sir_ir_probe, - .remove = sir_ir_remove, - .driver = { - .name = "sir_ir", - }, -}; - -static int __init sir_ir_init(void) -{ - int retval; - - retval = platform_driver_register(&sir_ir_driver); - if (retval) - return retval; - - sir_ir_dev = platform_device_alloc("sir_ir", 0); - if (!sir_ir_dev) { - retval = -ENOMEM; - goto pdev_alloc_fail; - } - - retval = platform_device_add(sir_ir_dev); - if (retval) - goto pdev_add_fail; - - return 0; - -pdev_add_fail: - platform_device_put(sir_ir_dev); -pdev_alloc_fail: - platform_driver_unregister(&sir_ir_driver); - return retval; -} - -static void __exit sir_ir_exit(void) -{ - platform_device_unregister(sir_ir_dev); - platform_driver_unregister(&sir_ir_driver); -} - -module_init(sir_ir_init); -module_exit(sir_ir_exit); - -MODULE_DESCRIPTION("Infrared receiver driver for SIR type serial ports"); -MODULE_AUTHOR("Milan Pikula"); -MODULE_LICENSE("GPL"); - -module_param_hw(io, int, ioport, 0444); -MODULE_PARM_DESC(io, "I/O address base (0x3f8 or 0x2f8)"); - -module_param_hw(irq, int, irq, 0444); -MODULE_PARM_DESC(irq, "Interrupt (4 or 3)"); - -module_param(threshold, int, 0444); -MODULE_PARM_DESC(threshold, "space detection threshold (3)"); diff --git a/drivers/media/rc/st_rc.c b/drivers/media/rc/st_rc.c index d79d1e3996b2..4e419dbbacd3 100644 --- a/drivers/media/rc/st_rc.c +++ b/drivers/media/rc/st_rc.c @@ -231,7 +231,6 @@ static int st_rc_probe(struct platform_device *pdev) int ret = -EINVAL; struct rc_dev *rdev; struct device *dev = &pdev->dev; - struct resource *res; struct st_rc_device *rc_dev; struct device_node *np = pdev->dev.of_node; const char *rx_mode; @@ -274,9 +273,7 @@ static int st_rc_probe(struct platform_device *pdev) goto err; } - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - - rc_dev->base = devm_ioremap_resource(dev, res); + rc_dev->base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(rc_dev->base)) { ret = PTR_ERR(rc_dev->base); goto err; diff --git a/drivers/media/rc/streamzap.c b/drivers/media/rc/streamzap.c index 9cd765e31c49..1cc5ebb85b6c 100644 --- a/drivers/media/rc/streamzap.c +++ b/drivers/media/rc/streamzap.c @@ -293,6 +293,7 @@ static struct rc_dev *streamzap_init_rc_dev(struct streamzap_ir *sz) rdev->allowed_protocols = RC_PROTO_BIT_ALL_IR_DECODER; rdev->driver_name = DRIVER_NAME; rdev->map_name = RC_MAP_STREAMZAP; + rdev->rx_resolution = SZ_RESOLUTION; ret = rc_register_device(rdev); if (ret < 0) { diff --git a/drivers/media/rc/sunxi-cir.c b/drivers/media/rc/sunxi-cir.c index 168e1d2c876a..391a591c1b75 100644 --- a/drivers/media/rc/sunxi-cir.c +++ b/drivers/media/rc/sunxi-cir.c @@ -255,7 +255,6 @@ static int sunxi_ir_probe(struct platform_device *pdev) struct device *dev = &pdev->dev; struct device_node *dn = dev->of_node; const struct sunxi_ir_quirks *quirks; - struct resource *res; struct sunxi_ir *ir; u32 b_clk_freq = SUNXI_IR_BASE_CLK; @@ -301,8 +300,7 @@ static int sunxi_ir_probe(struct platform_device *pdev) dev_dbg(dev, "set base clock frequency to %d Hz.\n", b_clk_freq); /* IO */ - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - ir->base = devm_ioremap_resource(dev, res); + ir->base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(ir->base)) { return PTR_ERR(ir->base); } |