diff options
Diffstat (limited to 'drivers/media/rc/mceusb.c')
| -rw-r--r-- | drivers/media/rc/mceusb.c | 30 |
1 files changed, 8 insertions, 22 deletions
diff --git a/drivers/media/rc/mceusb.c b/drivers/media/rc/mceusb.c index f38d9a8c6880..850547fe711c 100644 --- a/drivers/media/rc/mceusb.c +++ b/drivers/media/rc/mceusb.c @@ -627,7 +627,7 @@ static void mceusb_dev_printdata(struct mceusb_dev *ir, char *buf, break; case MCE_RSP_EQIRCFS: period = DIV_ROUND_CLOSEST( - (1 << data1 * 2) * (data2 + 1), 10); + (1U << data1 * 2) * (data2 + 1), 10); if (!period) break; carrier = (1000 * 1000) / period; @@ -791,10 +791,6 @@ static int mceusb_tx_ir(struct rc_dev *dev, unsigned *txbuf, unsigned count) int i, ret = 0; int cmdcount = 0; unsigned char *cmdbuf; /* MCE command buffer */ - long signal_duration = 0; /* Singnal length in us */ - struct timeval start_time, end_time; - - do_gettimeofday(&start_time); cmdbuf = kzalloc(sizeof(unsigned) * MCE_CMDBUF_SIZE, GFP_KERNEL); if (!cmdbuf) @@ -807,7 +803,6 @@ static int mceusb_tx_ir(struct rc_dev *dev, unsigned *txbuf, unsigned count) /* Generate mce packet data */ for (i = 0; (i < count) && (cmdcount < MCE_CMDBUF_SIZE); i++) { - signal_duration += txbuf[i]; txbuf[i] = txbuf[i] / MCE_TIME_UNIT; do { /* loop to support long pulses/spaces > 127*50us=6.35ms */ @@ -850,19 +845,6 @@ static int mceusb_tx_ir(struct rc_dev *dev, unsigned *txbuf, unsigned count) /* Transmit the command to the mce device */ mce_async_out(ir, cmdbuf, cmdcount); - /* - * The lircd gap calculation expects the write function to - * wait the time it takes for the ircommand to be sent before - * it returns. - */ - do_gettimeofday(&end_time); - signal_duration -= (end_time.tv_usec - start_time.tv_usec) + - (end_time.tv_sec - start_time.tv_sec) * 1000000; - - /* delay with the closest number of ticks */ - set_current_state(TASK_INTERRUPTIBLE); - schedule_timeout(usecs_to_jiffies(signal_duration)); - out: kfree(cmdbuf); return ret ? ret : count; @@ -974,6 +956,7 @@ static void mceusb_handle_command(struct mceusb_dev *ir, int index) static void mceusb_process_ir_data(struct mceusb_dev *ir, int buf_len) { DEFINE_IR_RAW_EVENT(rawir); + bool event = false; int i = 0; /* skip meaningless 0xb1 0x60 header bytes on orig receiver */ @@ -1004,7 +987,8 @@ static void mceusb_process_ir_data(struct mceusb_dev *ir, int buf_len) rawir.pulse ? "pulse" : "space", rawir.duration); - ir_raw_event_store_with_filter(ir->rc, &rawir); + if (ir_raw_event_store_with_filter(ir->rc, &rawir)) + event = true; break; case CMD_DATA: ir->rem--; @@ -1032,8 +1016,10 @@ static void mceusb_process_ir_data(struct mceusb_dev *ir, int buf_len) if (ir->parser_state != CMD_HEADER && !ir->rem) ir->parser_state = CMD_HEADER; } - mce_dbg(ir->dev, "processed IR data, calling ir_raw_event_handle\n"); - ir_raw_event_handle(ir->rc); + if (event) { + mce_dbg(ir->dev, "processed IR data, calling ir_raw_event_handle\n"); + ir_raw_event_handle(ir->rc); + } } static void mceusb_dev_recv(struct urb *urb) |