From: David Härdeman <david@hardeman.nu>
Date: Thu, 28 Apr 2011 15:13:27 +0000 (-0300)
Subject: [media] rc-core: use ir_raw_event_store_with_filter in winbond-cir
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=488ebc4808162245be1f1365ea6854b4af6a1146;p=mv-sheeva.git

[media] rc-core: use ir_raw_event_store_with_filter in winbond-cir

Using ir_raw_event_store_with_filter() saves about 20 lines of code.

Signed-off-by: David Härdeman <david@hardeman.nu>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
---

diff --git a/drivers/media/rc/winbond-cir.c b/drivers/media/rc/winbond-cir.c
index c42a8ed36c9..5d06b899e85 100644
--- a/drivers/media/rc/winbond-cir.c
+++ b/drivers/media/rc/winbond-cir.c
@@ -330,60 +330,38 @@ wbcir_to_rc6cells(u8 val)
  *****************************************************************************/
 
 static void
-wbcir_irq_rx(struct wbcir_data *data, struct pnp_dev *device)
+wbcir_idle_rx(struct rc_dev *dev, bool idle)
 {
-	u8 irdata[8];
-	bool disable = true;
-	unsigned int i;
+	struct wbcir_data *data = dev->priv;
 
-	if (data->rxstate == WBCIR_RXSTATE_INACTIVE) {
+	if (!idle && data->rxstate == WBCIR_RXSTATE_INACTIVE) {
 		data->rxstate = WBCIR_RXSTATE_ACTIVE;
 		led_trigger_event(data->rxtrigger, LED_FULL);
 	}
 
-	/* Since RXHDLEV is set, at least 8 bytes are in the FIFO */
-	insb(data->sbase + WBCIR_REG_SP3_RXDATA, &irdata[0], 8);
-
-	for (i = 0; i < 8; i++) {
-		u8 pulse;
-		u32 duration;
+	if (idle && data->rxstate != WBCIR_RXSTATE_INACTIVE)
+		/* Tell hardware to go idle by setting RXINACTIVE */
+		outb(WBCIR_RX_DISABLE, data->sbase + WBCIR_REG_SP3_ASCR);
+}
 
-		if (irdata[i] != 0xFF && irdata[i] != 0x00)
-			disable = false;
+static void
+wbcir_irq_rx(struct wbcir_data *data, struct pnp_dev *device)
+{
+	u8 irdata;
+	DEFINE_IR_RAW_EVENT(rawir);
 
+	/* Since RXHDLEV is set, at least 8 bytes are in the FIFO */
+	while (inb(data->sbase + WBCIR_REG_SP3_LSR) & WBCIR_RX_AVAIL) {
+		irdata = inb(data->sbase + WBCIR_REG_SP3_RXDATA);
 		if (data->rxstate == WBCIR_RXSTATE_ERROR)
 			continue;
-
-		pulse = irdata[i] & 0x80 ? false : true;
-		duration = (irdata[i] & 0x7F) * 10000; /* ns */
-
-		if (data->rxev.pulse != pulse) {
-			if (data->rxev.duration != 0) {
-				ir_raw_event_store(data->dev, &data->rxev);
-				data->rxev.duration = 0;
-			}
-
-			data->rxev.pulse = pulse;
-		}
-
-		data->rxev.duration += duration;
+		rawir.pulse = irdata & 0x80 ? false : true;
+		rawir.duration = US_TO_NS((irdata & 0x7F) * 10);
+		ir_raw_event_store_with_filter(data->dev, &rawir);
 	}
 
-	if (disable) {
-		if (data->rxev.duration != 0 &&
-		    data->rxstate != WBCIR_RXSTATE_ERROR) {
-			ir_raw_event_store(data->dev, &data->rxev);
-			data->rxev.duration = 0;
-		}
-
-		/* Set RXINACTIVE */
-		outb(WBCIR_RX_DISABLE, data->sbase + WBCIR_REG_SP3_ASCR);
-
-		/* Drain the FIFO */
-		while (inb(data->sbase + WBCIR_REG_SP3_LSR) & WBCIR_RX_AVAIL)
-			inb(data->sbase + WBCIR_REG_SP3_RXDATA);
-
-		ir_raw_event_reset(data->dev);
+	/* Check if we should go idle */
+	if (data->dev->idle) {
 		led_trigger_event(data->rxtrigger, LED_OFF);
 		data->rxstate = WBCIR_RXSTATE_INACTIVE;
 	}
@@ -1088,6 +1066,7 @@ wbcir_probe(struct pnp_dev *device, const struct pnp_device_id *dev_id)
 	data->dev->input_id.product = WBCIR_ID_FAMILY;
 	data->dev->input_id.version = WBCIR_ID_CHIP;
 	data->dev->map_name = RC_MAP_RC6_MCE;
+	data->dev->s_idle = wbcir_idle_rx;
 	data->dev->s_tx_mask = wbcir_txmask;
 	data->dev->s_tx_carrier = wbcir_txcarrier;
 	data->dev->tx_ir = wbcir_tx;