Browse Source

Staging/cxt1e1/comet.c:Modifying comment style and intentation

This patch modifies the commenting style by placing comments above the
line of code commented upone.

Signed-off-by: Dulshani Gunawardhana <dulshani.gunawardhana89@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Dulshani Gunawardhana 12 years ago
parent
commit
cd1ccce165
1 changed files with 337 additions and 316 deletions
  1. 337 316
      drivers/staging/cxt1e1/comet.c

+ 337 - 316
drivers/staging/cxt1e1/comet.c

@@ -42,132 +42,126 @@ STATIC void WrtXmtWaveformTbl(ci_t * ci, comet_t * comet, u_int8_t table[COMET_N
 
 void       *TWV_table[12] = {
 	TWVLongHaul0DB, TWVLongHaul7_5DB, TWVLongHaul15DB, TWVLongHaul22_5DB,
-	TWVShortHaul0, TWVShortHaul1, TWVShortHaul2, TWVShortHaul3, TWVShortHaul4,
-	TWVShortHaul5,
-	TWV_E1_75Ohm,    /** PORT POINT - 75 Ohm not supported **/
+	TWVShortHaul0, TWVShortHaul1, TWVShortHaul2, TWVShortHaul3,
+	TWVShortHaul4, TWVShortHaul5,
+	/** PORT POINT - 75 Ohm not supported **/
+	TWV_E1_75Ohm,
 	TWV_E1_120Ohm
 };
 
 
 static int
-lbo_tbl_lkup(int t1, int lbo)
-{
-	if ((lbo < CFG_LBO_LH0) || (lbo > CFG_LBO_E120))    /* error switches to
-                                                         * default */
-	{
+lbo_tbl_lkup(int t1, int lbo) {
+	/* error switches to default */
+	if ((lbo < CFG_LBO_LH0) || (lbo > CFG_LBO_E120)) {
 		if (t1)
-			lbo = CFG_LBO_LH0;  /* default T1 waveform table */
+			/* default T1 waveform table */
+			lbo = CFG_LBO_LH0;
 		else
-			lbo = CFG_LBO_E120;     /* default E1 waveform table */
+			/* default E1 waveform table */
+			lbo = CFG_LBO_E120;
 	}
-	return (lbo - 1);               /* make index ZERO relative */
+	/* make index ZERO relative */
+	return (lbo - 1);
 }
 
-
-void
-init_comet(void *ci, comet_t * comet, u_int32_t port_mode, int clockmaster,
-	u_int8_t moreParams)
+void init_comet(void *ci, comet_t * comet, u_int32_t port_mode, int clockmaster,
+		u_int8_t moreParams)
 {
 	u_int8_t isT1mode;
-	u_int8_t    tix = CFG_LBO_LH0;      /* T1 default */
-
-	isT1mode = IS_FRAME_ANY_T1 (port_mode);
-    /* T1 or E1 */
-	if (isT1mode)
-	{
-		pci_write_32 ((u_int32_t *) &comet->gbl_cfg, 0xa0);     /* Select T1 Mode & PIO
-                                                                 * output enabled */
-		tix = lbo_tbl_lkup (isT1mode, CFG_LBO_LH0);     /* default T1 waveform
-                                                         * table */
-	} else
-	{
-		pci_write_32((u_int32_t *) &comet->gbl_cfg, 0x81);     /* Select E1 Mode & PIO
-                                                                 * output enabled */
-		tix = lbo_tbl_lkup (isT1mode, CFG_LBO_E120);    /* default E1 waveform
-                                                         * table */
+	/* T1 default */
+	u_int8_t    tix = CFG_LBO_LH0;
+	isT1mode = IS_FRAME_ANY_T1(port_mode);
+	/* T1 or E1 */
+	if (isT1mode) {
+		/* Select T1 Mode & PIO output enabled */
+		pci_write_32((u_int32_t *) &comet->gbl_cfg, 0xa0);
+		/* default T1 waveform table */
+		tix = lbo_tbl_lkup(isT1mode, CFG_LBO_LH0);
+	} else {
+		/* Select E1 Mode & PIO output enabled */
+		pci_write_32((u_int32_t *) &comet->gbl_cfg, 0x81);
+		/* default E1 waveform table */
+		tix = lbo_tbl_lkup(isT1mode, CFG_LBO_E120);
 	}
 
 	if (moreParams & CFG_LBO_MASK)
-		tix = lbo_tbl_lkup (isT1mode, moreParams & CFG_LBO_MASK);       /* dial-in requested
-                                                                         * waveform table */
-
-    /* Tx line Intfc cfg     ** Set for analog & no special patterns */
-	pci_write_32((u_int32_t *) &comet->tx_line_cfg, 0x00);     /* Transmit Line
-                                                                 * Interface Config. */
-
-    /* master test    ** Ignore Test settings for now */
-	pci_write_32((u_int32_t *) &comet->mtest, 0x00);   /* making sure it's
-                                                         * Default value */
-
-    /* Turn on Center (CENT) and everything else off */
-	pci_write_32((u_int32_t *) &comet->rjat_cfg, 0x10);        /* RJAT cfg */
-    /* Set Jitter Attenuation to recommend T1 values */
-	if (isT1mode)
-	{
-		pci_write_32((u_int32_t *) &comet->rjat_n1clk, 0x2F);  /* RJAT Divider N1
-                                                                 * Control */
-		pci_write_32((u_int32_t *) &comet->rjat_n2clk, 0x2F);  /* RJAT Divider N2
-                                                                 * Control */
-	} else
-	{
-		pci_write_32((u_int32_t *) &comet->rjat_n1clk, 0xFF);  /* RJAT Divider N1
-                                                                 * Control */
-		pci_write_32((u_int32_t *) &comet->rjat_n2clk, 0xFF);  /* RJAT Divider N2
-                                                                 * Control */
+		/* dial-in requested waveform table */
+		tix = lbo_tbl_lkup(isT1mode, moreParams & CFG_LBO_MASK);
+	/* Tx line Intfc cfg Set for analog & no special patterns */
+	/* Transmit Line Interface Config. */
+	pci_write_32((u_int32_t *) &comet->tx_line_cfg, 0x00);
+	/* master test Ignore Test settings for now */
+	/* making sure it's Default value */
+	pci_write_32((u_int32_t *) &comet->mtest, 0x00);
+	/* Turn on Center (CENT) and everything else off */
+	/* RJAT cfg */
+	pci_write_32((u_int32_t *) &comet->rjat_cfg, 0x10);
+	/* Set Jitter Attenuation to recommend T1 values */
+	if (isT1mode) {
+		/* RJAT Divider N1 Control */
+		pci_write_32((u_int32_t *) &comet->rjat_n1clk, 0x2F);
+		/* RJAT Divider N2 Control */
+		pci_write_32((u_int32_t *) &comet->rjat_n2clk, 0x2F);
+	} else {
+		/* RJAT Divider N1 Control */
+		pci_write_32((u_int32_t *) &comet->rjat_n1clk, 0xFF);
+		/* RJAT Divider N2 Control */
+		pci_write_32((u_int32_t *) &comet->rjat_n2clk, 0xFF);
 	}
 
-    /* Turn on Center (CENT) and everything else off */
-	pci_write_32((u_int32_t *) &comet->tjat_cfg, 0x10);        /* TJAT Config. */
-
-    /* Do not bypass jitter attenuation and bypass elastic store */
-	pci_write_32((u_int32_t *) &comet->rx_opt, 0x00);  /* rx opts */
-
-    /* TJAT ctrl & TJAT divider ctrl */
-    /* Set Jitter Attenuation to recommended T1 values */
-	if (isT1mode)
-	{
-		pci_write_32((u_int32_t *) &comet->tjat_n1clk, 0x2F);  /* TJAT Divider N1
-                                                                 * Control */
-		pci_write_32((u_int32_t *) &comet->tjat_n2clk, 0x2F);  /* TJAT Divider N2
-                                                                 * Control */
-	} else
-	{
-		pci_write_32((u_int32_t *) &comet->tjat_n1clk, 0xFF);  /* TJAT Divider N1
-                                                                 * Control */
-		pci_write_32((u_int32_t *) &comet->tjat_n2clk, 0xFF);  /* TJAT Divider N2
-                                                                 * Control */
+	/* Turn on Center (CENT) and everything else off */
+	/* TJAT Config. */
+	pci_write_32((u_int32_t *) &comet->tjat_cfg, 0x10);
+
+	/* Do not bypass jitter attenuation and bypass elastic store */
+	/* rx opts */
+	pci_write_32((u_int32_t *) &comet->rx_opt, 0x00);
+
+	/* TJAT ctrl & TJAT divider ctrl */
+	/* Set Jitter Attenuation to recommended T1 values */
+	if (isT1mode) {
+		/* TJAT Divider N1 Control */
+		pci_write_32((u_int32_t *) &comet->tjat_n1clk, 0x2F);
+		/* TJAT Divider N2  Control */
+		pci_write_32((u_int32_t *) &comet->tjat_n2clk, 0x2F);
+	} else {
+		/* TJAT Divider N1 Control */
+		pci_write_32((u_int32_t *) &comet->tjat_n1clk, 0xFF);
+		/* TJAT Divider N2 Control */
+		pci_write_32((u_int32_t *) &comet->tjat_n2clk, 0xFF);
 	}
 
-    /* 1c: rx ELST cfg   20: tx ELST cfg  28&38: rx&tx data link ctrl */
-	if (isT1mode)
-	{                               /* Select 193-bit frame format */
+	/* 1c: rx ELST cfg   20: tx ELST cfg  28&38: rx&tx data link ctrl */
+
+	/* Select 193-bit frame format */
+	if (isT1mode) {
 		pci_write_32((u_int32_t *) &comet->rx_elst_cfg, 0x00);
 		pci_write_32((u_int32_t *) &comet->tx_elst_cfg, 0x00);
-	} else
-	{                               /* Select 256-bit frame format */
+	} else {
+		/* Select 256-bit frame format */
 		pci_write_32((u_int32_t *) &comet->rx_elst_cfg, 0x03);
 		pci_write_32((u_int32_t *) &comet->tx_elst_cfg, 0x03);
-		pci_write_32((u_int32_t *) &comet->rxce1_ctl, 0x00);   /* disable T1 data link
-                                                                 * receive */
-        	pci_write_32((u_int32_t *) &comet->txci1_ctl, 0x00);   /* disable T1 data link
-                                                                 * transmit */
+		/* disable T1 data link receive */
+		pci_write_32((u_int32_t *) &comet->rxce1_ctl, 0x00);
+		/* disable T1 data link transmit */
+		pci_write_32((u_int32_t *) &comet->txci1_ctl, 0x00);
 	}
 
     /* the following is a default value */
     /* Enable 8 out of 10 validation */
-	pci_write_32((u_int32_t *) &comet->t1_rboc_ena, 0x00);     /* t1RBOC
-                                                                 * enable(BOC:BitOriented
-                                                                 * Code) */
+	 /* t1RBOC enable(BOC:BitOriented Code) */
+	pci_write_32((u_int32_t *) &comet->t1_rboc_ena, 0x00);
 	if (isT1mode)
 	{
 
-        /* IBCD cfg: aka Inband Code Detection ** loopback code length set to */
-	pci_write_32((u_int32_t *) &comet->ibcd_cfg, 0x04);    /* 6 bit down, 5 bit up
-                                                                 * (assert)  */
-        pci_write_32((u_int32_t *) &comet->ibcd_act, 0x08);    /* line loopback
-                                                                 * activate pattern */
-        pci_write_32((u_int32_t *) &comet->ibcd_deact, 0x24);  /* deactivate code
-                                                                 * pattern (i.e.001) */
+	/* IBCD cfg: aka Inband Code Detection ** loopback code length set to */
+		/* 6 bit down, 5 bit up (assert) */
+		pci_write_32((u_int32_t *) &comet->ibcd_cfg, 0x04);
+		/* line loopback activate pattern */
+		pci_write_32((u_int32_t *) &comet->ibcd_act, 0x08);
+		/* deactivate code pattern (i.e.001) */
+		pci_write_32((u_int32_t *) &comet->ibcd_deact, 0x24);
 	}
     /* 10: CDRC cfg 28&38: rx&tx data link 1 ctrl 48: t1 frmr cfg  */
     /* 50: SIGX cfg, COSS (change of signaling state) 54: XBAS cfg  */
@@ -176,94 +170,118 @@ init_comet(void *ci, comet_t * comet, u_int32_t port_mode, int clockmaster,
 
 	switch (port_mode)
 	{
-	case CFG_FRAME_SF:              /* 1 - T1 B8ZS */
-        	pci_write_32((u_int32_t *) &comet->cdrc_cfg, 0);
-        	pci_write_32((u_int32_t *) &comet->t1_frmr_cfg, 0);
-        	pci_write_32((u_int32_t *) &comet->sigx_cfg, 0);
-        	pci_write_32((u_int32_t *) &comet->t1_xbas_cfg, 0x20); /* 5:B8ZS */
-        	pci_write_32((u_int32_t *) &comet->t1_almi_cfg, 0);
-        	break;
-    	case CFG_FRAME_ESF:     /* 2 - T1 B8ZS */
-        	pci_write_32((u_int32_t *) &comet->cdrc_cfg, 0);
-        	pci_write_32((u_int32_t *) &comet->rxce1_ctl, 0x20);   /* Bit 5: T1 DataLink
-                                                                 * Enable */
-        	pci_write_32((u_int32_t *) &comet->txci1_ctl, 0x20);   /* 5: T1 DataLink Enable */
-        	pci_write_32((u_int32_t *) &comet->t1_frmr_cfg, 0x30); /* 4:ESF  5:ESFFA */
-        	pci_write_32((u_int32_t *) &comet->sigx_cfg, 0x04);    /* 2:ESF */
-        	pci_write_32((u_int32_t *) &comet->t1_xbas_cfg, 0x30); /* 4:ESF  5:B8ZS */
-        	pci_write_32((u_int32_t *) &comet->t1_almi_cfg, 0x10); /* 4:ESF */
-        	break;
-	case CFG_FRAME_E1PLAIN:         /* 3 - HDB3 */
-        	pci_write_32((u_int32_t *) &comet->cdrc_cfg, 0);
-        	pci_write_32((u_int32_t *) &comet->sigx_cfg, 0);
-        	pci_write_32((u_int32_t *) &comet->e1_tran_cfg, 0);
-        	pci_write_32((u_int32_t *) &comet->e1_frmr_aopts, 0x40);
-        	break;
-	case CFG_FRAME_E1CAS:           /* 4 - HDB3 */
-        	pci_write_32((u_int32_t *) &comet->cdrc_cfg, 0);
-        	pci_write_32((u_int32_t *) &comet->sigx_cfg, 0);
-        	pci_write_32((u_int32_t *) &comet->e1_tran_cfg, 0x60);
-        	pci_write_32((u_int32_t *) &comet->e1_frmr_aopts, 0);
-        	break;
-	case CFG_FRAME_E1CRC:           /* 5 - HDB3 */
-        	pci_write_32((u_int32_t *) &comet->cdrc_cfg, 0);
-        	pci_write_32((u_int32_t *) &comet->sigx_cfg, 0);
-        	pci_write_32((u_int32_t *) &comet->e1_tran_cfg, 0x10);
-        	pci_write_32((u_int32_t *) &comet->e1_frmr_aopts, 0xc2);
-        	break;
-	case CFG_FRAME_E1CRC_CAS:       /* 6 - HDB3 */
-        	pci_write_32((u_int32_t *) &comet->cdrc_cfg, 0);
-        	pci_write_32((u_int32_t *) &comet->sigx_cfg, 0);
-        	pci_write_32((u_int32_t *) &comet->e1_tran_cfg, 0x70);
-        	pci_write_32((u_int32_t *) &comet->e1_frmr_aopts, 0x82);
-        	break;
-	case CFG_FRAME_SF_AMI:          /* 7 - T1 AMI */
-        	pci_write_32((u_int32_t *) &comet->cdrc_cfg, 0x80);    /* Enable AMI Line
-                                                                 * Decoding */
-        	pci_write_32((u_int32_t *) &comet->t1_frmr_cfg, 0);
-        	pci_write_32((u_int32_t *) &comet->t1_xbas_cfg, 0);
-        	pci_write_32((u_int32_t *) &comet->t1_almi_cfg, 0);
-        	pci_write_32((u_int32_t *) &comet->sigx_cfg, 0);
-        	break;
-	case CFG_FRAME_ESF_AMI:         /* 8 - T1 AMI */
-        	pci_write_32((u_int32_t *) &comet->cdrc_cfg, 0x80);    /* Enable AMI Line
-                                                                 * Decoding */
-        	pci_write_32((u_int32_t *) &comet->rxce1_ctl, 0x20);   /* 5: T1 DataLink Enable */
-        	pci_write_32((u_int32_t *) &comet->txci1_ctl, 0x20);   /* 5: T1 DataLink Enable */
-        	pci_write_32((u_int32_t *) &comet->t1_frmr_cfg, 0x30); /* Bit 4:ESF  5:ESFFA */
-        	pci_write_32((u_int32_t *) &comet->sigx_cfg, 0x04);    /* 2:ESF */
-        	pci_write_32((u_int32_t *) &comet->t1_xbas_cfg, 0x10); /* 4:ESF */
-        	pci_write_32((u_int32_t *) &comet->t1_almi_cfg, 0x10); /* 4:ESF */
-        	break;
-	case CFG_FRAME_E1PLAIN_AMI:       /* 9 - AMI */
-        	pci_write_32((u_int32_t *) &comet->cdrc_cfg, 0x80);    /* Enable AMI Line
-                                                                 * Decoding */
-        	pci_write_32((u_int32_t *) &comet->sigx_cfg, 0);
-        	pci_write_32((u_int32_t *) &comet->e1_tran_cfg, 0x80);
-        	pci_write_32((u_int32_t *) &comet->e1_frmr_aopts, 0x40);
-        	break;
-    	case CFG_FRAME_E1CAS_AMI:       /* 10 - AMI */
-        	pci_write_32((u_int32_t *) &comet->cdrc_cfg, 0x80);    /* Enable AMI Line
-                                                                 * Decoding */
-        	pci_write_32((u_int32_t *) &comet->sigx_cfg, 0);
-        	pci_write_32((u_int32_t *) &comet->e1_tran_cfg, 0xe0);
-        	pci_write_32((u_int32_t *) &comet->e1_frmr_aopts, 0);
-        	break;
-    	case CFG_FRAME_E1CRC_AMI:       /* 11 - AMI */
-        	pci_write_32((u_int32_t *) &comet->cdrc_cfg, 0x80);    /* Enable AMI Line
-                                                                 * Decoding */
-        	pci_write_32((u_int32_t *) &comet->sigx_cfg, 0);
-        	pci_write_32((u_int32_t *) &comet->e1_tran_cfg, 0x90);
-        	pci_write_32((u_int32_t *) &comet->e1_frmr_aopts, 0xc2);
-        	break;
-	case CFG_FRAME_E1CRC_CAS_AMI:   /* 12 - AMI */
-        	pci_write_32((u_int32_t *) &comet->cdrc_cfg, 0x80);    /* Enable AMI Line
-                                                                 * Decoding */
+	/* 1 - T1 B8ZS */
+	case CFG_FRAME_SF:
+		pci_write_32((u_int32_t *) &comet->cdrc_cfg, 0);
+		pci_write_32((u_int32_t *) &comet->t1_frmr_cfg, 0);
+		pci_write_32((u_int32_t *) &comet->sigx_cfg, 0);
+		/* 5:B8ZS */
+		pci_write_32((u_int32_t *) &comet->t1_xbas_cfg, 0x20);
+		pci_write_32((u_int32_t *) &comet->t1_almi_cfg, 0);
+		break;
+	/* 2 - T1 B8ZS */
+	case CFG_FRAME_ESF:
+		pci_write_32((u_int32_t *) &comet->cdrc_cfg, 0);
+		/* Bit 5: T1 DataLink Enable */
+		pci_write_32((u_int32_t *) &comet->rxce1_ctl, 0x20);
+		/* 5: T1 DataLink Enable */
+		pci_write_32((u_int32_t *) &comet->txci1_ctl, 0x20);
+		/* 4:ESF  5:ESFFA */
+		pci_write_32((u_int32_t *) &comet->t1_frmr_cfg, 0x30);
+		/* 2:ESF */
+		pci_write_32((u_int32_t *) &comet->sigx_cfg, 0x04);
+		/* 4:ESF  5:B8ZS */
+		pci_write_32((u_int32_t *) &comet->t1_xbas_cfg, 0x30);
+		/* 4:ESF */
+		pci_write_32((u_int32_t *) &comet->t1_almi_cfg, 0x10);
+		break;
+	/* 3 - HDB3 */
+	case CFG_FRAME_E1PLAIN:
+		pci_write_32((u_int32_t *) &comet->cdrc_cfg, 0);
+		pci_write_32((u_int32_t *) &comet->sigx_cfg, 0);
+		pci_write_32((u_int32_t *) &comet->e1_tran_cfg, 0);
+		pci_write_32((u_int32_t *) &comet->e1_frmr_aopts, 0x40);
+		break;
+	/* 4 - HDB3 */
+	case CFG_FRAME_E1CAS:
+		pci_write_32((u_int32_t *) &comet->cdrc_cfg, 0);
+		pci_write_32((u_int32_t *) &comet->sigx_cfg, 0);
+		pci_write_32((u_int32_t *) &comet->e1_tran_cfg, 0x60);
+		pci_write_32((u_int32_t *) &comet->e1_frmr_aopts, 0);
+		break;
+	/* 5 - HDB3 */
+	case CFG_FRAME_E1CRC:
+		pci_write_32((u_int32_t *) &comet->cdrc_cfg, 0);
 		pci_write_32((u_int32_t *) &comet->sigx_cfg, 0);
-        	pci_write_32((u_int32_t *) &comet->e1_tran_cfg, 0xf0);
-        	pci_write_32((u_int32_t *) &comet->e1_frmr_aopts, 0x82);
-        	break;
-	}                               /* end switch */
+		pci_write_32((u_int32_t *) &comet->e1_tran_cfg, 0x10);
+		pci_write_32((u_int32_t *) &comet->e1_frmr_aopts, 0xc2);
+		break;
+	/* 6 - HDB3 */
+	case CFG_FRAME_E1CRC_CAS:
+		pci_write_32((u_int32_t *) &comet->cdrc_cfg, 0);
+		pci_write_32((u_int32_t *) &comet->sigx_cfg, 0);
+		pci_write_32((u_int32_t *) &comet->e1_tran_cfg, 0x70);
+		pci_write_32((u_int32_t *) &comet->e1_frmr_aopts, 0x82);
+		break;
+	/* 7 - T1 AMI */
+	case CFG_FRAME_SF_AMI:
+		/* Enable AMI Line Decoding */
+		pci_write_32((u_int32_t *) &comet->cdrc_cfg, 0x80);
+		pci_write_32((u_int32_t *) &comet->t1_frmr_cfg, 0);
+		pci_write_32((u_int32_t *) &comet->t1_xbas_cfg, 0);
+		pci_write_32((u_int32_t *) &comet->t1_almi_cfg, 0);
+		pci_write_32((u_int32_t *) &comet->sigx_cfg, 0);
+		break;
+	/* 8 - T1 AMI */
+	case CFG_FRAME_ESF_AMI:
+		/* Enable AMI Line Decoding */
+		pci_write_32((u_int32_t *) &comet->cdrc_cfg, 0x80);
+		/* 5: T1 DataLink Enable */
+		pci_write_32((u_int32_t *) &comet->rxce1_ctl, 0x20);
+		/* 5: T1 DataLink Enable */
+		pci_write_32((u_int32_t *) &comet->txci1_ctl, 0x20);
+		/* Bit 4:ESF  5:ESFFA */
+		pci_write_32((u_int32_t *) &comet->t1_frmr_cfg, 0x30);
+		/* 2:ESF */
+		pci_write_32((u_int32_t *) &comet->sigx_cfg, 0x04);
+		/* 4:ESF */
+		pci_write_32((u_int32_t *) &comet->t1_xbas_cfg, 0x10);
+		/* 4:ESF */
+		pci_write_32((u_int32_t *) &comet->t1_almi_cfg, 0x10);
+		break;
+	/* 9 - AMI */
+	case CFG_FRAME_E1PLAIN_AMI:
+		/* Enable AMI Line Decoding */
+		pci_write_32((u_int32_t *) &comet->cdrc_cfg, 0x80);
+		pci_write_32((u_int32_t *) &comet->sigx_cfg, 0);
+		pci_write_32((u_int32_t *) &comet->e1_tran_cfg, 0x80);
+		pci_write_32((u_int32_t *) &comet->e1_frmr_aopts, 0x40);
+		break;
+	/* 10 - AMI */
+	case CFG_FRAME_E1CAS_AMI:
+		/* Enable AMI Line Decoding */
+		pci_write_32((u_int32_t *) &comet->cdrc_cfg, 0x80);
+		pci_write_32((u_int32_t *) &comet->sigx_cfg, 0);
+		pci_write_32((u_int32_t *) &comet->e1_tran_cfg, 0xe0);
+		pci_write_32((u_int32_t *) &comet->e1_frmr_aopts, 0);
+		break;
+	/* 11 - AMI */
+	case CFG_FRAME_E1CRC_AMI:
+		/* Enable AMI Line Decoding */
+		pci_write_32((u_int32_t *) &comet->cdrc_cfg, 0x80);
+		pci_write_32((u_int32_t *) &comet->sigx_cfg, 0);
+		pci_write_32((u_int32_t *) &comet->e1_tran_cfg, 0x90);
+		pci_write_32((u_int32_t *) &comet->e1_frmr_aopts, 0xc2);
+		break;
+	/* 12 - AMI */
+	case CFG_FRAME_E1CRC_CAS_AMI:
+		/* Enable AMI Line Decoding */
+		pci_write_32((u_int32_t *) &comet->cdrc_cfg, 0x80);
+		pci_write_32((u_int32_t *) &comet->sigx_cfg, 0);
+		pci_write_32((u_int32_t *) &comet->e1_tran_cfg, 0xf0);
+		pci_write_32((u_int32_t *) &comet->e1_frmr_aopts, 0x82);
+		break;
+	}	/* end switch */
 
     /***
      * Set Full Frame mode (NXDSO[1] = 0, NXDSO[0] = 0)
@@ -278,84 +296,92 @@ init_comet(void *ci, comet_t * comet, u_int32_t port_mode, int clockmaster,
     /* 0x30: "BRIF cfg"; 0x20 is 'CMODE', 0x03 is (bit) rate */
     /* note "rate bits can only be set once after reset" */
 	if (clockmaster)
-	{                               /* CMODE == clockMode, 0=clock master (so
-                                     * all 3 others should be slave) */
-		if (isT1mode)               /* rate = 1.544 Mb/s */
-			pci_write_32((u_int32_t *) &comet->brif_cfg, 0x00);        /* Comet 0 Master
-                                                                         * Mode(CMODE=0) */
-		else                        /* rate = 2.048 Mb/s */
-			pci_write_32((u_int32_t *) &comet->brif_cfg, 0x01);        /* Comet 0 Master
-                                                                         * Mode(CMODE=0) */
-
-        /* 31: BRIF frame pulse cfg  06: tx timing options */
-		pci_write_32((u_int32_t *) &comet->brif_fpcfg, 0x00);  /* Master Mode
-                                                                 * i.e.FPMODE=0 (@0x20) */
-        	if ((moreParams & CFG_CLK_PORT_MASK) == CFG_CLK_PORT_INTERNAL)
 		{
+		/* CMODE == clockMode, 0=clock master (so all 3 others should be slave) */
+		/* rate = 1.544 Mb/s */
+		if (isT1mode)
+			/* Comet 0 Master Mode(CMODE=0) */
+			pci_write_32((u_int32_t *) &comet->brif_cfg, 0x00);
+		/* rate = 2.048 Mb/s */
+		else
+			/* Comet 0 Master Mode(CMODE=0) */
+			pci_write_32((u_int32_t *) &comet->brif_cfg, 0x01);
+
+		/* 31: BRIF frame pulse cfg  06: tx timing options */
+
+		/* Master Mode i.e.FPMODE=0 (@0x20) */
+		pci_write_32((u_int32_t *) &comet->brif_fpcfg, 0x00);
+		if ((moreParams & CFG_CLK_PORT_MASK) == CFG_CLK_PORT_INTERNAL)
+			{
 			if (cxt1e1_log_level >= LOG_SBEBUG12)
 				pr_info(">> %s: clockmaster internal clock\n", __func__);
-			pci_write_32((u_int32_t *) &comet->tx_time, 0x0d); /* internal oscillator */
-		} else                      /* external clock source */
-		{
+			/* internal oscillator */
+			pci_write_32((u_int32_t *) &comet->tx_time, 0x0d);
+		} else {
+			/* external clock source */
 			if (cxt1e1_log_level >= LOG_SBEBUG12)
 				pr_info(">> %s: clockmaster external clock\n", __func__);
-			pci_write_32((u_int32_t *) &comet->tx_time, 0x09); /* loop timing
-                                                                 * (external) */
+			/* loop timing(external) */
+			pci_write_32((u_int32_t *) &comet->tx_time, 0x09);
 		}
 
-	} else                          /* slave */
-	{
+	} else  {
+		/* slave */
 		if (isT1mode)
-			pci_write_32((u_int32_t *) &comet->brif_cfg, 0x20);        /* Slave Mode(CMODE=1,
-                                                                         * see above) */
+			/* Slave Mode(CMODE=1, see above) */
+			pci_write_32((u_int32_t *) &comet->brif_cfg, 0x20);
 		else
-			pci_write_32((u_int32_t *) &comet->brif_cfg, 0x21);        /* Slave Mode (CMODE=1) */
-		pci_write_32((u_int32_t *) &comet->brif_fpcfg, 0x20);  /* Slave Mode i.e.
-                                                                 * FPMODE=1 (@0x20) */
-		if (cxt1e1_log_level >= LOG_SBEBUG12)
-			pr_info(">> %s: clockslave internal clock\n", __func__);
-		pci_write_32((u_int32_t *) &comet->tx_time, 0x0d);     /* oscillator timing */
+			/* Slave Mode(CMODE=1)*/
+			pci_write_32((u_int32_t *) &comet->brif_cfg, 0x21);
+		/* Slave Mode i.e. FPMODE=1 (@0x20) */
+		pci_write_32((u_int32_t *) &comet->brif_fpcfg, 0x20);
+	if (cxt1e1_log_level >= LOG_SBEBUG12)
+		pr_info(">> %s: clockslave internal clock\n", __func__);
+	/* oscillator timing */
+	pci_write_32((u_int32_t *) &comet->tx_time, 0x0d);
 	}
 
-    /* 32: BRIF parity F-bit cfg */
-    /* Totem-pole operation */
-	pci_write_32((u_int32_t *) &comet->brif_pfcfg, 0x01);      /* Receive Backplane
-                                                                 * Parity/F-bit */
+	/* 32: BRIF parity F-bit cfg */
+	/* Totem-pole operation */
+	/* Receive Backplane Parity/F-bit */
+	pci_write_32((u_int32_t *) &comet->brif_pfcfg, 0x01);
 
     /* dc: RLPS equalizer V ref */
     /* Configuration */
 	if (isT1mode)
-		pci_write_32((u_int32_t *) &comet->rlps_eqvr, 0x2c);   /* RLPS Equalizer
-                                                                 * Voltage  */
+		/* RLPS Equalizer Voltage  */
+		pci_write_32((u_int32_t *) &comet->rlps_eqvr, 0x2c);
 	else
-		pci_write_32((u_int32_t *) &comet->rlps_eqvr, 0x34);   /* RLPS Equalizer
-                                                                 * Voltage  */
+		/* RLPS Equalizer Voltage  */
+		pci_write_32((u_int32_t *) &comet->rlps_eqvr, 0x34);
 
     /* Reserved bit set and SQUELCH enabled */
     /* f8: RLPS cfg & status  f9: RLPS ALOS detect/clear threshold */
-	pci_write_32((u_int32_t *) &comet->rlps_cfgsts, 0x11);     /* RLPS Configuration
-                                                                 * Status */
+	/* RLPS Configuration Status */
+	pci_write_32((u_int32_t *) &comet->rlps_cfgsts, 0x11);
 	if (isT1mode)
-		pci_write_32((u_int32_t *) &comet->rlps_alos_thresh, 0x55);    /* ? */
+		 /* ? */
+		pci_write_32((u_int32_t *) &comet->rlps_alos_thresh, 0x55);
 	else
-		pci_write_32((u_int32_t *) &comet->rlps_alos_thresh, 0x22);    /* ? */
+		/* ? */
+		pci_write_32((u_int32_t *) &comet->rlps_alos_thresh, 0x22);
 
 
     /* Set Full Frame mode (NXDSO[1] = 0, NXDSO[0] = 0) */
     /* CMODE=0: Clock slave mode with BTCLK as an input, DE=1: Use rising */
     /* edge of BTCLK for data, FE=1: Use rising edge of BTCLK for frame, */
     /* CMS=0: Use backplane freq, RATE[1:0]=0,0: T1 */
-/***    Transmit side is always an Input, Slave Clock*/
-    /* 40: BTIF cfg  41: BTIF frame pulse cfg */
+    /***    Transmit side is always an Input, Slave Clock*/
+    /* 40: BTIF cfg  41: loop timing(external) */
+	/*BTIF frame pulse cfg */
 	if (isT1mode)
-		pci_write_32((u_int32_t *) &comet->btif_cfg, 0x38);    /* BTIF Configuration
-                                                                 * Reg. */
+		/* BTIF Configuration  Reg. */
+		pci_write_32((u_int32_t *) &comet->btif_cfg, 0x38);
 	else
-		pci_write_32((u_int32_t *) &comet->btif_cfg, 0x39);    /* BTIF Configuration
-                                                                 * Reg. */
-
-	pci_write_32((u_int32_t *) &comet->btif_fpcfg, 0x01);      /* BTIF Frame Pulse
-                                                                 * Config. */
+		/* BTIF Configuration  Reg. */
+		pci_write_32((u_int32_t *) &comet->btif_cfg, 0x39);
+	/* BTIF Frame Pulse Config. */
+	pci_write_32((u_int32_t *) &comet->btif_fpcfg, 0x01);
 
     /* 0a: master diag  06: tx timing options */
     /* if set Comet to loop back */
@@ -367,12 +393,12 @@ init_comet(void *ci, comet_t * comet, u_int32_t port_mode, int clockmaster,
     /* Store is enabled. */
 
 	WrtXmtWaveformTbl(ci, comet, TWV_table[tix]);
-		if (isT1mode)
-			WrtRcvEqualizerTbl((ci_t *) ci, comet, &T1_Equalizer[0]);
-		else
-			WrtRcvEqualizerTbl((ci_t *) ci, comet, &E1_Equalizer[0]);
-		SetPwrLevel (comet);
-	}
+	if (isT1mode)
+		WrtRcvEqualizerTbl((ci_t *) ci, comet, &T1_Equalizer[0]);
+	else
+		WrtRcvEqualizerTbl((ci_t *) ci, comet, &E1_Equalizer[0]);
+	SetPwrLevel(comet);
+}
 
 /*
 ** Name:        WrtXmtWaveform
@@ -384,12 +410,12 @@ init_comet(void *ci, comet_t * comet, u_int32_t port_mode, int clockmaster,
 STATIC void
 WrtXmtWaveform(ci_t * ci, comet_t * comet, u_int32_t sample, u_int32_t unit, u_int8_t data)
 {
-	u_int8_t    WaveformAddr;
+	WaveformAddr;
 
 	WaveformAddr = (sample << 3) + (unit & 7);
 	pci_write_32((u_int32_t *) &comet->xlpg_pwave_addr, WaveformAddr);
-	pci_flush_write (ci);           /* for write order preservation when
-                                     * Optimizing driver */
+	/* for write order preservation when Optimizing driver */
+	pci_flush_write(ci);
 	pci_write_32((u_int32_t *) &comet->xlpg_pwave_data, 0x7F & data);
 }
 
@@ -401,15 +427,15 @@ WrtXmtWaveform(ci_t * ci, comet_t * comet, u_int32_t sample, u_int32_t unit, u_i
 */
 STATIC void
 WrtXmtWaveformTbl(ci_t * ci, comet_t * comet,
-		u_int8_t table[COMET_NUM_SAMPLES][COMET_NUM_UNITS])
+		  u_int8_t table[COMET_NUM_SAMPLES][COMET_NUM_UNITS])
 {
 	u_int32_t sample, unit;
 
 	for (sample = 0; sample < COMET_NUM_SAMPLES; sample++)
-	{
-        for (unit = 0; unit < COMET_NUM_UNITS; unit++)
-		WrtXmtWaveform(ci, comet, sample, unit, table[sample][unit]);
-	}
+		{
+		for (unit = 0; unit < COMET_NUM_UNITS; unit++)
+			WrtXmtWaveform(ci, comet, sample, unit, table[sample][unit]);
+		}
 
     /* Enable transmitter and set output amplitude */
 	pci_write_32((u_int32_t *) &comet->xlpg_cfg, table[COMET_NUM_SAMPLES][0]);
@@ -432,55 +458,55 @@ WrtRcvEqualizerTbl(ci_t * ci, comet_t * comet, u_int32_t *table)
 	u_int32_t   ramaddr;
 	volatile u_int32_t value;
 
-	for (ramaddr = 0; ramaddr < 256; ramaddr++)
-	{
-        /*** the following lines are per Errata 7, 2.5 ***/
-        {
-		pci_write_32((u_int32_t *) &comet->rlps_eq_rwsel, 0x80);   /* Set up for a read
-                                                                         * operation */
-		pci_flush_write(ci);   /* for write order preservation when
-                                     * Optimizing driver */
-		pci_write_32((u_int32_t *) &comet->rlps_eq_iaddr, (u_int8_t) ramaddr); /* write the addr,
-                                                                                  * initiate a read */
-		pci_flush_write (ci);   /* for write order preservation when
-                                     * Optimizing driver */
-            /*
-             * wait 3 line rate clock cycles to ensure address bits are
-             * captured by T1/E1 clock
-             */
-		OS_uwait(4, "wret");   /* 683ns * 3 = 1366 ns, approx 2us (but
-                                     * use 4us) */
+	for (ramaddr = 0; ramaddr < 256; ramaddr++) {
+	/*** the following lines are per Errata 7, 2.5 ***/
+		{
+		/* Set up for a read operation */
+		pci_write_32((u_int32_t *) &comet->rlps_eq_rwsel, 0x80);
+		/* for write order preservation when Optimizing driver */
+		pci_flush_write(ci);
+		/* write the addr, initiate a read */
+		pci_write_32((u_int32_t *) &comet->rlps_eq_iaddr, (u_int8_t) ramaddr);
+		/* for write order preservation when Optimizing driver */
+		pci_flush_write(ci);
+		/*
+		* wait 3 line rate clock cycles to ensure address bits are
+		* captured by T1/E1 clock
+		*/
+
+		/* 683ns * 3 = 1366 ns, approx 2us (but use 4us) */
+		OS_uwait(4, "wret");
 	}
 
 	value = *table++;
-        pci_write_32((u_int32_t *) &comet->rlps_idata3, (u_int8_t) (value >> 24));
-        pci_write_32((u_int32_t *) &comet->rlps_idata2, (u_int8_t) (value >> 16));
-        pci_write_32((u_int32_t *) &comet->rlps_idata1, (u_int8_t) (value >> 8));
-        pci_write_32((u_int32_t *) &comet->rlps_idata0, (u_int8_t) value);
-        pci_flush_write(ci);       /* for write order preservation when
-                                     * Optimizing driver */
-
-        /* Storing RAM address, causes RAM to be updated */
-
-        pci_write_32((u_int32_t *) &comet->rlps_eq_rwsel, 0);  /* Set up for a write
-                                                                 * operation */
-        pci_flush_write(ci);       /* for write order preservation when
-                                     * Optimizing driver */
-        pci_write_32((u_int32_t *) &comet->rlps_eq_iaddr, (u_int8_t) ramaddr); /* write the addr,
-                                                                                 * initiate a read */
-        pci_flush_write(ci);       /* for write order preservation when
-                                     * Optimizing driver */
-        /*
-         * wait 3 line rate clock cycles to ensure address bits are captured
-         * by T1/E1 clock
-         */
-        OS_uwait(4, "wret");       /* 683ns * 3 = 1366 ns, approx 2us (but
-                                     * use 4us) */
+	pci_write_32((u_int32_t *) &comet->rlps_idata3, (u_int8_t) (value >> 24));
+	pci_write_32((u_int32_t *) &comet->rlps_idata2, (u_int8_t) (value >> 16));
+	pci_write_32((u_int32_t *) &comet->rlps_idata1, (u_int8_t) (value >> 8));
+	pci_write_32((u_int32_t *) &comet->rlps_idata0, (u_int8_t) value);
+	 /* for write order preservation when Optimizing driver */
+	pci_flush_write(ci);
+
+	/* Storing RAM address, causes RAM to be updated */
+
+		/* Set up for a write operation */
+		pci_write_32((u_int32_t *) &comet->rlps_eq_rwsel, 0);
+		/* for write order preservation when optimizing driver */
+		pci_flush_write(ci);
+		/* write the addr, initiate a read */
+		pci_write_32((u_int32_t *) &comet->rlps_eq_iaddr, (u_int8_t) ramaddr);
+		 /* for write order preservation when optimizing driver */
+		pci_flush_write(ci);
+
+	/*
+	* wait 3 line rate clock cycles to ensure address bits are captured
+	* by T1/E1 clock
+	*/
+		/* 683ns * 3 = 1366 ns, approx 2us (but use 4us) */
+		OS_uwait(4, "wret")
 	}
 
-	pci_write_32((u_int32_t *) &comet->rlps_eq_cfg, 0xCB);     /* Enable Equalizer &
-                                                                 * set it to use 256
-                                                                 * periods */
+	/* Enable Equalizer & set it to use 256 periods */
+	pci_write_32((u_int32_t *) &comet->rlps_eq_cfg, 0xCB);
 }
 
 
@@ -507,22 +533,20 @@ SetPwrLevel(comet_t * comet)
 **    Repeat these steps for register F5
 **    Write 0x01 to register F6
 */
-	pci_write_32((u_int32_t *) &comet->xlpg_fdata_sel, 0x00);  /* XLPG Fuse Data Select */
-
-	pci_write_32((u_int32_t *) &comet->xlpg_atest_pctl, 0x01); /* XLPG Analog Test
-                                                                 * Positive control */
+	/* XLPG Fuse Data Select */
+	pci_write_32((u_int32_t *) &comet->xlpg_fdata_sel, 0x00);
+	/* XLPG Analog Test Positive control */
+	pci_write_32((u_int32_t *) &comet->xlpg_atest_pctl, 0x01);
 	pci_write_32((u_int32_t *) &comet->xlpg_atest_pctl, 0x01);
-
 	temp = pci_read_32((u_int32_t *) &comet->xlpg_atest_pctl) & 0xfe;
 	pci_write_32((u_int32_t *) &comet->xlpg_atest_pctl, temp);
-
-	pci_write_32((u_int32_t *) &comet->xlpg_atest_nctl, 0x01); /* XLPG Analog Test
-                                                                 * Negative control */
 	pci_write_32((u_int32_t *) &comet->xlpg_atest_nctl, 0x01);
-
+	pci_write_32((u_int32_t *) &comet->xlpg_atest_nctl, 0x01);
+	/* XLPG Analog Test Negative control */
 	temp = pci_read_32((u_int32_t *) &comet->xlpg_atest_nctl) & 0xfe;
 	pci_write_32((u_int32_t *) &comet->xlpg_atest_nctl, temp);
-	pci_write_32((u_int32_t *) &comet->xlpg_fdata_sel, 0x01);  /* XLPG */
+	/* XLPG */
+	pci_write_32((u_int32_t *) &comet->xlpg_fdata_sel, 0x01);
 }
 
 
@@ -541,26 +565,23 @@ SetCometOps(comet_t * comet)
 
 	if (comet == mConfig.C4Func1Base + (COMET0_OFFSET >> 2))
 	{
-		rd_value = (u_int8_t) pci_read_32((u_int32_t *) &comet->brif_cfg);     /* read the BRIF
-                                                                                 * Configuration */
+		/* read the BRIF Configuration */
+		rd_value = (u_int8_t) pci_read_32((u_int32_t *) &comet->brif_cfg);
 		rd_value &= ~0x20;
 		pci_write_32((u_int32_t *) &comet->brif_cfg, (u_int32_t) rd_value);
-
-		rd_value = (u_int8_t) pci_read_32((u_int32_t *) &comet->brif_fpcfg);   /* read the BRIF Frame
-                                                                                 * Pulse Configuration */
+		/* read the BRIF Frame Pulse Configuration */
+		rd_value = (u_int8_t) pci_read_32((u_int32_t *) &comet->brif_fpcfg);
 		rd_value &= ~0x20;
 		pci_write_32((u_int32_t *) &comet->brif_fpcfg, (u_int8_t) rd_value);
-	} else
-	{
-		rd_value = (u_int8_t) pci_read_32((u_int32_t *) &comet->brif_cfg);     /* read the BRIF
-                                                                                 * Configuration */
-		rd_value |= 0x20;
-		pci_write_32((u_int32_t *) &comet->brif_cfg, (u_int32_t) rd_value);
-
-		rd_value = (u_int8_t) pci_read_32((u_int32_t *) &comet->brif_fpcfg);   /* read the BRIF Frame
-                                                                                 * Pulse Configuration */
-		rd_value |= 0x20;
-		pci_write_32((u_int32_t *) &comet->brif_fpcfg, (u_int8_t) rd_value);
+	} else {
+	/* read the BRIF Configuration */
+	rd_value = (u_int8_t) pci_read_32((u_int32_t *) &comet->brif_cfg);
+	rd_value |= 0x20;
+	pci_write_32((u_int32_t *) &comet->brif_cfg, (u_int32_t) rd_value);
+	/* read the BRIF Frame Pulse Configuration */
+	rd_value = (u_int8_t) pci_read_32((u_int32_t *) &comet->brif_fpcfg);
+	rd_value |= 0x20;
+	pci_write_32(u_int32_t *) & comet->brif_fpcfg, (u_int8_t) rd_value);
 	}
 }
 #endif