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media: rc-core: rename ir_raw_event_reset to ir_raw_event_overflow

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The driver report a reset event when the hardware reports and overflow.
There is no reason to have a generic "reset" event.

Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
This commit is contained in:
Sean Young 2022-01-15 11:12:35 +01:00 committed by Mauro Carvalho Chehab
parent b2a90f4fcb
commit 950170d6d2
25 changed files with 30 additions and 32 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/media/pci/cx23885/cx23885-input.c
View File

@ -55,7 +55,7 @@ static void cx23885_input_process_measurements(struct cx23885_dev *dev,
} while (num != 0);
if (overrun)
ir_raw_event_reset(kernel_ir->rc);
ir_raw_event_overflow(kernel_ir->rc);
else if (handle)
ir_raw_event_handle(kernel_ir->rc);
}

2
drivers/media/rc/fintek-cir.c
View File

@ -287,7 +287,7 @@ static void fintek_process_rx_ir_data(struct fintek_dev *fintek)
if (fintek->rem)
fintek->parser_state = PARSE_IRDATA;
else
ir_raw_event_reset(fintek->rdev);
ir_raw_event_overflow(fintek->rdev);
break;
case SUBCMD:
fintek->rem = fintek_cmdsize(fintek->cmd, sample);

2
drivers/media/rc/igorplugusb.c
View File

@ -67,7 +67,7 @@ static void igorplugusb_irdata(struct igorplugusb *ir, unsigned len)
if (overflow > 0) {
dev_warn(ir->dev, "receive overflow, at least %u lost",
overflow);
ir_raw_event_reset(ir->rc);
ir_raw_event_overflow(ir->rc);
}
do {

2
drivers/media/rc/iguanair.c
View File

@ -109,7 +109,7 @@ static void process_ir_data(struct iguanair *ir, unsigned len)
break;
case CMD_RX_OVERFLOW:
dev_warn(ir->dev, "receive overflow\n");
ir_raw_event_reset(ir->rc);
ir_raw_event_overflow(ir->rc);
break;
default:
dev_warn(ir->dev, "control code %02x received\n",

2
drivers/media/rc/ir-hix5hd2.c
View File

@ -194,7 +194,7 @@ static irqreturn_t hix5hd2_ir_rx_interrupt(int irq, void *data)
* IR_INTS availably since logic would not clear
* fifo when overflow, drv do the job
*/
ir_raw_event_reset(priv->rdev);
ir_raw_event_overflow(priv->rdev);
symb_num = readl_relaxed(priv->base + IR_DATAH);
for (i = 0; i < symb_num; i++)
readl_relaxed(priv->base + IR_DATAL);

2
drivers/media/rc/ir-imon-decoder.c
View File

@ -95,7 +95,7 @@ static int ir_imon_decode(struct rc_dev *dev, struct ir_raw_event ev)
struct imon_dec *data = &dev->raw->imon;
if (!is_timing_event(ev)) {
if (ev.reset)
if (ev.overflow)
data->state = STATE_INACTIVE;
return 0;
}

2
drivers/media/rc/ir-jvc-decoder.c
View File

@ -40,7 +40,7 @@ static int ir_jvc_decode(struct rc_dev *dev, struct ir_raw_event ev)
struct jvc_dec *data = &dev->raw->jvc;
if (!is_timing_event(ev)) {
if (ev.reset)
if (ev.overflow)
data->state = STATE_INACTIVE;
return 0;
}

2
drivers/media/rc/ir-mce_kbd-decoder.c
View File

@ -221,7 +221,7 @@ static int ir_mce_kbd_decode(struct rc_dev *dev, struct ir_raw_event ev)
struct lirc_scancode lsc = {};
if (!is_timing_event(ev)) {
if (ev.reset)
if (ev.overflow)
data->state = STATE_INACTIVE;
return 0;
}

2
drivers/media/rc/ir-nec-decoder.c
View File

@ -44,7 +44,7 @@ static int ir_nec_decode(struct rc_dev *dev, struct ir_raw_event ev)
u8 address, not_address, command, not_command;
if (!is_timing_event(ev)) {
if (ev.reset)
if (ev.overflow)
data->state = STATE_INACTIVE;
return 0;
}

2
drivers/media/rc/ir-rc5-decoder.c
View File

@ -45,7 +45,7 @@ static int ir_rc5_decode(struct rc_dev *dev, struct ir_raw_event ev)
enum rc_proto protocol;
if (!is_timing_event(ev)) {
if (ev.reset)
if (ev.overflow)
data->state = STATE_INACTIVE;
return 0;
}

2
drivers/media/rc/ir-rc6-decoder.c
View File

@ -85,7 +85,7 @@ static int ir_rc6_decode(struct rc_dev *dev, struct ir_raw_event ev)
enum rc_proto protocol;
if (!is_timing_event(ev)) {
if (ev.reset)
if (ev.overflow)
data->state = STATE_INACTIVE;
return 0;
}

2
drivers/media/rc/ir-rcmm-decoder.c
View File

@ -69,7 +69,7 @@ static int ir_rcmm_decode(struct rc_dev *dev, struct ir_raw_event ev)
return 0;
if (!is_timing_event(ev)) {
if (ev.reset)
if (ev.overflow)
data->state = STATE_INACTIVE;
return 0;
}

4
drivers/media/rc/ir-sanyo-decoder.c
View File

@ -51,8 +51,8 @@ static int ir_sanyo_decode(struct rc_dev *dev, struct ir_raw_event ev)
u8 command, not_command;
if (!is_timing_event(ev)) {
if (ev.reset) {
dev_dbg(&dev->dev, "SANYO event reset received. reset to state 0\n");
if (ev.overflow) {
dev_dbg(&dev->dev, "SANYO event overflow received. reset to state 0\n");
data->state = STATE_INACTIVE;
}
return 0;

2
drivers/media/rc/ir-sharp-decoder.c
View File

@ -41,7 +41,7 @@ static int ir_sharp_decode(struct rc_dev *dev, struct ir_raw_event ev)
u32 msg, echo, address, command, scancode;
if (!is_timing_event(ev)) {
if (ev.reset)
if (ev.overflow)
data->state = STATE_INACTIVE;
return 0;
}

2
drivers/media/rc/ir-sony-decoder.c
View File

@ -39,7 +39,7 @@ static int ir_sony_decode(struct rc_dev *dev, struct ir_raw_event ev)
u8 device, subdevice, function;
if (!is_timing_event(ev)) {
if (ev.reset)
if (ev.overflow)
data->state = STATE_INACTIVE;
return 0;
}

2
drivers/media/rc/ir-xmp-decoder.c
View File

@ -37,7 +37,7 @@ static int ir_xmp_decode(struct rc_dev *dev, struct ir_raw_event ev)
struct xmp_dec *data = &dev->raw->xmp;
if (!is_timing_event(ev)) {
if (ev.reset)
if (ev.overflow)
data->state = STATE_INACTIVE;
return 0;
}

2
drivers/media/rc/ite-cir.c
View File

@ -238,7 +238,7 @@ static irqreturn_t ite_cir_isr(int irq, void *data)
/* Check for RX overflow */
if (iflags & ITE_IRQ_RX_FIFO_OVERRUN) {
dev_warn(&dev->rdev->dev, "receive overflow\n");
ir_raw_event_reset(dev->rdev);
ir_raw_event_overflow(dev->rdev);
}
/* check for the receive interrupt */

8
drivers/media/rc/lirc_dev.c
View File

@ -41,17 +41,17 @@ void lirc_raw_event(struct rc_dev *dev, struct ir_raw_event ev)
struct lirc_fh *fh;
int sample;
/* Packet start */
if (ev.reset) {
/* Receiver overflow, data missing */
if (ev.overflow) {
/*
* Userspace expects a long space event before the start of
* the signal to use as a sync. This may be done with repeat
* packets and normal samples. But if a reset has been sent
* packets and normal samples. But if an overflow has been sent
* then we assume that a long time has passed, so we send a
* space with the maximum time value.
*/
sample = LIRC_SPACE(LIRC_VALUE_MASK);
dev_dbg(&dev->dev, "delivering reset sync space to lirc_dev\n");
dev_dbg(&dev->dev, "delivering overflow space to lirc_dev\n");
/* Carrier reports */
} else if (ev.carrier_report) {

2
drivers/media/rc/nuvoton-cir.c
View File

@ -742,7 +742,7 @@ static void nvt_handle_rx_fifo_overrun(struct nvt_dev *nvt)
nvt->pkts = 0;
nvt_clear_cir_fifo(nvt);
ir_raw_event_reset(nvt->rdev);
ir_raw_event_overflow(nvt->rdev);
}
/* copy data from hardware rx fifo into driver buffer */

2
drivers/media/rc/rc-core-priv.h
View File

@ -190,7 +190,7 @@ static inline void decrease_duration(struct ir_raw_event *ev, unsigned duration)
/* Returns true if event is normal pulse/space event */
static inline bool is_timing_event(struct ir_raw_event ev)
{
return !ev.carrier_report && !ev.reset;
return !ev.carrier_report && !ev.overflow;
}
#define TO_STR(is_pulse) ((is_pulse) ? "pulse" : "space")

2
drivers/media/rc/rc-ir-raw.c
View File

@ -35,8 +35,6 @@ static int ir_raw_event_thread(void *data)
!is_transition(&ev, &raw->prev_ev))
dev_warn_once(&dev->dev, "two consecutive events of type %s",
TO_STR(ev.pulse));
if (raw->prev_ev.reset && ev.pulse == 0)
dev_warn_once(&dev->dev, "timing event after reset should be pulse");
}
list_for_each_entry(handler, &ir_raw_handler_list, list)
if (dev->enabled_protocols &

2
drivers/media/rc/st_rc.c
View File

@ -111,7 +111,7 @@ static irqreturn_t st_rc_rx_interrupt(int irq, void *data)
int_status = readl(dev->rx_base + IRB_RX_INT_STATUS);
if (unlikely(int_status & IRB_RX_OVERRUN_INT)) {
/* discard the entire collection in case of errors! */
ir_raw_event_reset(dev->rdev);
ir_raw_event_overflow(dev->rdev);
dev_info(dev->dev, "IR RX overrun\n");
writel(IRB_RX_OVERRUN_INT,
dev->rx_base + IRB_RX_INT_CLEAR);

2
drivers/media/rc/sunxi-cir.c
View File

@ -126,7 +126,7 @@ static irqreturn_t sunxi_ir_irq(int irqno, void *dev_id)
}
if (status & REG_RXSTA_ROI) {
ir_raw_event_reset(ir->rc);
ir_raw_event_overflow(ir->rc);
} else if (status & REG_RXSTA_RPE) {
ir_raw_event_set_idle(ir->rc, true);
ir_raw_event_handle(ir->rc);

2
drivers/media/rc/winbond-cir.c
View File

@ -470,7 +470,7 @@ wbcir_irq_handler(int irqno, void *cookie)
/* RX overflow? (read clears bit) */
if (inb(data->sbase + WBCIR_REG_SP3_LSR) & WBCIR_RX_OVERRUN) {
data->rxstate = WBCIR_RXSTATE_ERROR;
ir_raw_event_reset(data->dev);
ir_raw_event_overflow(data->dev);
}
/* TX underflow? */

6
include/media/rc-core.h
View File

@ -298,7 +298,7 @@ struct ir_raw_event {
u8 duty_cycle;
unsigned pulse:1;
unsigned reset:1;
unsigned overflow:1;
unsigned timeout:1;
unsigned carrier_report:1;
};
@ -321,9 +321,9 @@ int ir_raw_encode_scancode(enum rc_proto protocol, u32 scancode,
struct ir_raw_event *events, unsigned int max);
int ir_raw_encode_carrier(enum rc_proto protocol);
static inline void ir_raw_event_reset(struct rc_dev *dev)
static inline void ir_raw_event_overflow(struct rc_dev *dev)
{
ir_raw_event_store(dev, &((struct ir_raw_event) { .reset = true }));
ir_raw_event_store(dev, &((struct ir_raw_event) { .overflow = true }));
dev->idle = true;
ir_raw_event_handle(dev);
}