[media] staging: as102: Fix CodingStyle errors in file as102_fe.c

Fix Linux kernel coding style (whitespace and indentation) errors
in file as102_fe.c. No functional changes.
Signed-off-by: Devin Heitmueller <dheitmueller@kernellabs.com>
Signed-off-by: Piotr Chmura <chmooreck@poczta.onet.pl>
Signed-off-by: Sylwester Nawrocki <snjw23@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/staging/media/as102/as102_fe.c

 /*
  * Abilis Systems Single DVB-T Receiver
  * Copyright (C) 2008 Pierrick Hascoet <pierrick.hascoet@abilis.com>
+ * Copyright (C) 2010 Devin Heitmueller <dheitmueller@kernellabs.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
@@ -31,12 +32,14 @@ static void as10x_fe_copy_tps_parameters(struct dvb_frontend_parameters *dst,
 static void as102_fe_copy_tune_parameters(struct as10x_tune_args *dst,
 					  struct dvb_frontend_parameters *src);
 
-static void as102_fe_release(struct dvb_frontend *fe) {
+static void as102_fe_release(struct dvb_frontend *fe)
+{
 	struct as102_dev_t *dev;
 
 	ENTER();
 
-	if ((dev = (struct as102_dev_t *) fe->tuner_priv) == NULL)
+	dev = (struct as102_dev_t *) fe->tuner_priv;
+	if (dev == NULL)
 		return;
 
 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 19))
@@ -64,13 +67,15 @@ static void as102_fe_release(struct dvb_frontend *fe) {
 }
 
 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 19))
-static int as102_fe_init(struct dvb_frontend *fe) {
+static int as102_fe_init(struct dvb_frontend *fe)
+{
 	int ret = 0;
 	struct as102_dev_t *dev;
 
 	ENTER();
 
-	if ((dev = (struct as102_dev_t *) fe->tuner_priv) == NULL)
+	dev = (struct as102_dev_t *) fe->tuner_priv;
+	if (dev == NULL)
 		return -ENODEV;
 
 	if (mutex_lock_interruptible(&dev->bus_adap.lock))
@@ -90,14 +95,16 @@ static int as102_fe_init(struct dvb_frontend *fe) {
 #endif
 
 static int as102_fe_set_frontend(struct dvb_frontend *fe,
-				 struct dvb_frontend_parameters *params) {
+				 struct dvb_frontend_parameters *params)
+{
 	int ret = 0;
 	struct as102_dev_t *dev;
 	struct as10x_tune_args tune_args = { 0 };
 
 	ENTER();
 
-	if ((dev = (struct as102_dev_t *) fe->tuner_priv) == NULL)
+	dev = (struct as102_dev_t *) fe->tuner_priv;
+	if (dev == NULL)
 		return -ENODEV;
 
 	if (mutex_lock_interruptible(&dev->bus_adap.lock))
@@ -107,9 +114,8 @@ static int as102_fe_set_frontend(struct dvb_frontend *fe,
 
 	/* send abilis command: SET_TUNE */
 	ret =  as10x_cmd_set_tune(&dev->bus_adap, &tune_args);
-	if(ret != 0) {
+	if (ret != 0)
 		dprintk(debug, "as10x_cmd_set_tune failed. (err = %d)\n", ret);
-	}
 
 	mutex_unlock(&dev->bus_adap.lock);
 
@@ -117,7 +123,7 @@ static int as102_fe_set_frontend(struct dvb_frontend *fe,
 	return (ret < 0) ? -EINVAL : 0;
 }
 
-static int as102_fe_get_frontend(struct dvb_frontend* fe,
+static int as102_fe_get_frontend(struct dvb_frontend *fe,
 				 struct dvb_frontend_parameters *p) {
 	int ret = 0;
 	struct as102_dev_t *dev;
@@ -125,7 +131,8 @@ static int as102_fe_get_frontend(struct dvb_frontend* fe,
 
 	ENTER();
 
-	if ((dev = (struct as102_dev_t *) fe->tuner_priv) == NULL)
+	dev = (struct as102_dev_t *) fe->tuner_priv;
+	if (dev == NULL)
 		return -EINVAL;
 
 	if (mutex_lock_interruptible(&dev->bus_adap.lock))
@@ -150,7 +157,8 @@ static int as102_fe_get_tune_settings(struct dvb_frontend *fe,
 #if 0
 	dprintk(debug, "step_size    = %d\n", settings->step_size);
 	dprintk(debug, "max_drift    = %d\n", settings->max_drift);
-	dprintk(debug, "min_delay_ms = %d -> %d\n", settings->min_delay_ms, 1000);
+	dprintk(debug, "min_delay_ms = %d -> %d\n", settings->min_delay_ms,
+		1000);
 #endif
 
 	settings->min_delay_ms = 1000;
@@ -160,14 +168,16 @@ static int as102_fe_get_tune_settings(struct dvb_frontend *fe,
 }
 
 
-static int as102_fe_read_status(struct dvb_frontend *fe, fe_status_t *status) {
+static int as102_fe_read_status(struct dvb_frontend *fe, fe_status_t *status)
+{
 	int ret = 0;
 	struct as102_dev_t *dev;
 	struct as10x_tune_status tstate = { 0 };
 
 	ENTER();
 
-	if ((dev = (struct as102_dev_t *) fe->tuner_priv) == NULL)
+	dev = (struct as102_dev_t *) fe->tuner_priv;
+	if (dev == NULL)
 		return -ENODEV;
 
 	if (mutex_lock_interruptible(&dev->bus_adap.lock))
@@ -176,34 +186,30 @@ static int as102_fe_read_status(struct dvb_frontend *fe, fe_status_t *status) {
 	/* send abilis command: GET_TUNE_STATUS */
 	ret = as10x_cmd_get_tune_status(&dev->bus_adap, &tstate);
 	if (ret < 0) {
-		dprintk(debug, "as10x_cmd_get_tune_status failed (err = %d)\n", ret);
+		dprintk(debug, "as10x_cmd_get_tune_status failed (err = %d)\n",
+			ret);
 		goto out;
 	}
 
 	dev->signal_strength  = tstate.signal_strength;
 	dev->ber  = tstate.BER;
 
-	switch(tstate.tune_state) {
+	switch (tstate.tune_state) {
 	case TUNE_STATUS_SIGNAL_DVB_OK:
-			*status = FE_HAS_SIGNAL |
-				  FE_HAS_CARRIER;
+		*status = FE_HAS_SIGNAL | FE_HAS_CARRIER;
 		break;
 	case TUNE_STATUS_STREAM_DETECTED:
-			*status = FE_HAS_SIGNAL  |
-				  FE_HAS_CARRIER |
-				  FE_HAS_SYNC;
+		*status = FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_SYNC;
 		break;
 	case TUNE_STATUS_STREAM_TUNED:
-			*status = FE_HAS_SIGNAL  |
-				  FE_HAS_CARRIER |
-				  FE_HAS_SYNC	 |
+		*status = FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_SYNC |
 			FE_HAS_LOCK;
 		break;
 	default:
 		*status = TUNE_STATUS_NOT_TUNED;
 	}
 
-	dprintk(debug, "tuner status: 0x%02x , strength %d , per: %d , ber: %d\n",
+	dprintk(debug, "tuner status: 0x%02x, strength %d, per: %d, ber: %d\n",
 			tstate.tune_state, tstate.signal_strength,
 			tstate.PER, tstate.BER);
 
@@ -211,9 +217,12 @@ static int as102_fe_read_status(struct dvb_frontend *fe, fe_status_t *status) {
 		if (as10x_cmd_get_demod_stats(&dev->bus_adap,
 			(struct as10x_demod_stats *) &dev->demod_stats) < 0) {
 			memset(&dev->demod_stats, 0, sizeof(dev->demod_stats));
-			dprintk(debug, "as10x_cmd_get_demod_stats failed (probably not tuned)\n");
+			dprintk(debug, "as10x_cmd_get_demod_stats failed "
+				"(probably not tuned)\n");
 		} else {
-			dprintk(debug, "demod status: fc: 0x%08x , bad fc: 0x%08x , bytes corrected: 0x%08x , MER: 0x%04x\n",
+			dprintk(debug,
+				"demod status: fc: 0x%08x, bad fc: 0x%08x, "
+				"bytes corrected: 0x%08x , MER: 0x%04x\n",
 				dev->demod_stats.frame_count,
 				dev->demod_stats.bad_frame_count,
 				dev->demod_stats.bytes_fixed_by_rs,
@@ -236,12 +245,14 @@ static int as102_fe_read_status(struct dvb_frontend *fe, fe_status_t *status) {
  *   - the accuracy equals ±2dB for a SNR range from 4dB to 30dB
  *   - the accuracy is >2dB for SNR values outside this range
  */
-static int as102_fe_read_snr(struct dvb_frontend* fe, u16* snr) {
+static int as102_fe_read_snr(struct dvb_frontend *fe, u16 *snr)
+{
 	struct as102_dev_t *dev;
 
 	ENTER();
 
-	if ((dev = (struct as102_dev_t *) fe->tuner_priv) == NULL)
+	dev = (struct as102_dev_t *) fe->tuner_priv;
+	if (dev == NULL)
 		return -ENODEV;
 
 	*snr = dev->demod_stats.mer;
@@ -250,12 +261,14 @@ static int as102_fe_read_snr(struct dvb_frontend* fe, u16* snr) {
 	return 0;
 }
 
-static int as102_fe_read_ber(struct dvb_frontend* fe, u32* ber) {
+static int as102_fe_read_ber(struct dvb_frontend *fe, u32 *ber)
+{
 	struct as102_dev_t *dev;
 
 	ENTER();
 
-	if ((dev = (struct as102_dev_t *) fe->tuner_priv) == NULL)
+	dev = (struct as102_dev_t *) fe->tuner_priv;
+	if (dev == NULL)
 		return -ENODEV;
 
 	*ber = dev->ber;
@@ -264,12 +277,15 @@ static int as102_fe_read_ber(struct dvb_frontend* fe, u32* ber) {
 	return 0;
 }
 
-static int as102_fe_read_signal_strength(struct dvb_frontend* fe, u16* strength) {
+static int as102_fe_read_signal_strength(struct dvb_frontend *fe,
+					 u16 *strength)
+{
 	struct as102_dev_t *dev;
 
 	ENTER();
 
-	if ((dev = (struct as102_dev_t *) fe->tuner_priv) == NULL)
+	dev = (struct as102_dev_t *) fe->tuner_priv;
+	if (dev == NULL)
 		return -ENODEV;
 
 	*strength = (((0xffff * 400) * dev->signal_strength + 41000) * 2);
@@ -278,12 +294,14 @@ static int as102_fe_read_signal_strength(struct dvb_frontend* fe, u16* strength)
 	return 0;
 }
 
-static int as102_fe_read_ucblocks(struct dvb_frontend* fe, u32* ucblocks) {
+static int as102_fe_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks)
+{
 	struct as102_dev_t *dev;
 
 	ENTER();
 
-	if ((dev = (struct as102_dev_t *) fe->tuner_priv) == NULL)
+	dev = (struct as102_dev_t *) fe->tuner_priv;
+	if (dev == NULL)
 		return -ENODEV;
 
 	if (dev->demod_stats.has_started)
@@ -296,13 +314,15 @@ static int as102_fe_read_ucblocks(struct dvb_frontend* fe, u32* ucblocks) {
 }
 
 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 19))
-static int as102_fe_ts_bus_ctrl(struct dvb_frontend* fe, int acquire) {
+static int as102_fe_ts_bus_ctrl(struct dvb_frontend *fe, int acquire)
+{
 	struct as102_dev_t *dev;
 	int ret;
 
 	ENTER();
 
-	if ((dev = (struct as102_dev_t *) fe->tuner_priv) == NULL)
+	dev = (struct as102_dev_t *) fe->tuner_priv;
+	if (dev == NULL)
 		return -ENODEV;
 
 	if (mutex_lock_interruptible(&dev->bus_adap.lock))
@@ -362,8 +382,8 @@ static struct dvb_frontend_ops as102_fe_ops = {
 #endif
 };
 
-int as102_dvb_unregister_fe(struct dvb_frontend *fe) {
-
+int as102_dvb_unregister_fe(struct dvb_frontend *fe)
+{
 	/* unregister frontend */
 	dvb_unregister_frontend(fe);
 
@@ -374,11 +394,13 @@ int as102_dvb_unregister_fe(struct dvb_frontend *fe) {
 	return 0;
 }
 
-int as102_dvb_register_fe(struct as102_dev_t *as102_dev, struct dvb_frontend *dvb_fe) {
+int as102_dvb_register_fe(struct as102_dev_t *as102_dev,
+			  struct dvb_frontend *dvb_fe)
+{
 	int errno;
 	struct dvb_adapter *dvb_adap;
 
-	if(as102_dev == NULL)
+	if (as102_dev == NULL)
 		return -EINVAL;
 
 	/* extract dvb_adapter */
@@ -389,19 +411,20 @@ int as102_dvb_register_fe(struct as102_dev_t *as102_dev, struct dvb_frontend *dv
 
 	/* register dbvb frontend */
 	errno = dvb_register_frontend(dvb_adap, dvb_fe);
-	if(errno == 0)
+	if (errno == 0)
 		dvb_fe->tuner_priv = as102_dev;
 
 	return errno;
 }
 
 static void as10x_fe_copy_tps_parameters(struct dvb_frontend_parameters *dst,
-					 struct as10x_tps *as10x_tps) {
+					 struct as10x_tps *as10x_tps)
+{
 
 	struct dvb_ofdm_parameters *fe_tps = &dst->u.ofdm;
 
 	/* extract consteallation */
-	switch(as10x_tps->constellation) {
+	switch (as10x_tps->constellation) {
 	case CONST_QPSK:
 		fe_tps->constellation = QPSK;
 		break;
@@ -414,7 +437,7 @@ static void as10x_fe_copy_tps_parameters(struct dvb_frontend_parameters *dst,
 	}
 
 	/* extract hierarchy */
-	switch(as10x_tps->hierarchy) {
+	switch (as10x_tps->hierarchy) {
 	case HIER_NONE:
 		fe_tps->hierarchy_information = HIERARCHY_NONE;
 		break;
@@ -430,7 +453,7 @@ static void as10x_fe_copy_tps_parameters(struct dvb_frontend_parameters *dst,
 	}
 
 	/* extract code rate HP */
-	switch(as10x_tps->code_rate_HP) {
+	switch (as10x_tps->code_rate_HP) {
 	case CODE_RATE_1_2:
 		fe_tps->code_rate_HP = FEC_1_2;
 		break;
@@ -449,7 +472,7 @@ static void as10x_fe_copy_tps_parameters(struct dvb_frontend_parameters *dst,
 	}
 
 	/* extract code rate LP */
-	switch(as10x_tps->code_rate_LP) {
+	switch (as10x_tps->code_rate_LP) {
 	case CODE_RATE_1_2:
 		fe_tps->code_rate_LP = FEC_1_2;
 		break;
@@ -468,7 +491,7 @@ static void as10x_fe_copy_tps_parameters(struct dvb_frontend_parameters *dst,
 	}
 
 	/* extract guard interval */
-	switch(as10x_tps->guard_interval) {
+	switch (as10x_tps->guard_interval) {
 	case GUARD_INT_1_32:
 		fe_tps->guard_interval = GUARD_INTERVAL_1_32;
 		break;
@@ -484,7 +507,7 @@ static void as10x_fe_copy_tps_parameters(struct dvb_frontend_parameters *dst,
 	}
 
 	/* extract transmission mode */
-	switch(as10x_tps->transmission_mode) {
+	switch (as10x_tps->transmission_mode) {
 	case TRANS_MODE_2K:
 		fe_tps->transmission_mode = TRANSMISSION_MODE_2K;
 		break;
@@ -494,10 +517,11 @@ static void as10x_fe_copy_tps_parameters(struct dvb_frontend_parameters *dst,
 	}
 }
 
-static uint8_t as102_fe_get_code_rate(fe_code_rate_t arg) {
+static uint8_t as102_fe_get_code_rate(fe_code_rate_t arg)
+{
 	uint8_t c;
 
-	switch(arg) {
+	switch (arg) {
 	case FEC_1_2:
 		c = CODE_RATE_1_2;
 		break;
@@ -522,7 +546,8 @@ static uint8_t as102_fe_get_code_rate(fe_code_rate_t arg) {
 }
 
 static void as102_fe_copy_tune_parameters(struct as10x_tune_args *tune_args,
-					  struct dvb_frontend_parameters *params) {
+			  struct dvb_frontend_parameters *params)
+{
 
 	/* set frequency */
 	tune_args->freq = params->frequency / 1000;
@@ -530,7 +555,7 @@ static void as102_fe_copy_tune_parameters(struct as10x_tune_args *tune_args,
 	/* fix interleaving_mode */
 	tune_args->interleaving_mode = INTLV_NATIVE;
 
-	switch(params->u.ofdm.bandwidth) {
+	switch (params->u.ofdm.bandwidth) {
 	case BANDWIDTH_8_MHZ:
 		tune_args->bandwidth = BW_8_MHZ;
 		break;
@@ -544,7 +569,7 @@ static void as102_fe_copy_tune_parameters(struct as10x_tune_args *tune_args,
 		tune_args->bandwidth = BW_8_MHZ;
 	}
 
-	switch(params->u.ofdm.guard_interval) {
+	switch (params->u.ofdm.guard_interval) {
 	case GUARD_INTERVAL_1_32:
 		tune_args->guard_interval = GUARD_INT_1_32;
 		break;
@@ -563,7 +588,7 @@ static void as102_fe_copy_tune_parameters(struct as10x_tune_args *tune_args,
 		break;
 	}
 
-	switch(params->u.ofdm.constellation) {
+	switch (params->u.ofdm.constellation) {
 	case QPSK:
 		tune_args->constellation = CONST_QPSK;
 		break;
@@ -578,7 +603,7 @@ static void as102_fe_copy_tune_parameters(struct as10x_tune_args *tune_args,
 		break;
 	}
 
-	switch(params->u.ofdm.transmission_mode) {
+	switch (params->u.ofdm.transmission_mode) {
 	case TRANSMISSION_MODE_2K:
 		tune_args->transmission_mode = TRANS_MODE_2K;
 		break;
@@ -589,7 +614,7 @@ static void as102_fe_copy_tune_parameters(struct as10x_tune_args *tune_args,
 		tune_args->transmission_mode = TRANS_MODE_UNKNOWN;
 	}
 
-	switch(params->u.ofdm.hierarchy_information) {
+	switch (params->u.ofdm.hierarchy_information) {
 	case HIERARCHY_NONE:
 		tune_args->hierarchy = HIER_NONE;
 		break;
@@ -635,11 +660,14 @@ static void as102_fe_copy_tune_parameters(struct as10x_tune_args *tune_args,
 		dprintk(debug, "\thierarchy: 0x%02x  "
 				"selected: %s  code_rate_%s: 0x%02x\n",
 			tune_args->hierarchy,
-			tune_args->hier_select == HIER_HIGH_PRIORITY ? "HP" : "LP",
-			tune_args->hier_select == HIER_HIGH_PRIORITY ? "HP" : "LP",
+			tune_args->hier_select == HIER_HIGH_PRIORITY ?
+			"HP" : "LP",
+			tune_args->hier_select == HIER_HIGH_PRIORITY ?
+			"HP" : "LP",
 			tune_args->code_rate);
 	} else {
-		tune_args->code_rate = as102_fe_get_code_rate(params->u.ofdm.code_rate_HP);
+		tune_args->code_rate =
+			as102_fe_get_code_rate(params->u.ofdm.code_rate_HP);
 	}
 }
 #endif