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From: Greg Kroah-Hartman <gregkh@suse.de>
To: linux-kernel@vger.kernel.org
Cc: Jiri Slaby <jirislaby@gmail.com>, Alan Cox <alan@linux.intel.com>,
	Greg Kroah-Hartman <gregkh@suse.de>
Subject: [PATCH 19/79] cyclades: introduce cyy_readb/writeb
Date: Sat, 19 Sep 2009 14:36:24 -0700	[thread overview]
Message-ID: <1253396244-7885-19-git-send-email-gregkh@suse.de> (raw)
In-Reply-To: <20090919213345.GB7668@kroah.com>

From: Jiri Slaby <jirislaby@gmail.com>

Add helpers for io operations, so that we can eliminate huge
amount of supporting code. It is now centralized in those
helpers and used values are precomputed in the init phase.

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---
 drivers/char/cyclades.c  |  448 +++++++++++++++++-----------------------------
 include/linux/cyclades.h |    2 +-
 2 files changed, 165 insertions(+), 285 deletions(-)

diff --git a/drivers/char/cyclades.c b/drivers/char/cyclades.c
index ed66c3a..cf2874a 100644
--- a/drivers/char/cyclades.c
+++ b/drivers/char/cyclades.c
@@ -90,7 +90,6 @@
 #include <linux/proc_fs.h>
 #include <linux/seq_file.h>
 
-static void cy_throttle(struct tty_struct *tty);
 static void cy_send_xchar(struct tty_struct *tty, char ch);
 
 #ifndef SERIAL_XMIT_SIZE
@@ -298,6 +297,20 @@ static void cyz_rx_restart(unsigned long);
 static struct timer_list cyz_rx_full_timer[NR_PORTS];
 #endif				/* CONFIG_CYZ_INTR */
 
+static inline void cyy_writeb(struct cyclades_port *port, u32 reg, u8 val)
+{
+	struct cyclades_card *card = port->card;
+
+	cy_writeb(port->u.cyy.base_addr + (reg << card->bus_index), val);
+}
+
+static inline u8 cyy_readb(struct cyclades_port *port, u32 reg)
+{
+	struct cyclades_card *card = port->card;
+
+	return readb(port->u.cyy.base_addr + (reg << card->bus_index));
+}
+
 static inline bool cy_is_Z(struct cyclades_card *card)
 {
 	return card->num_chips == (unsigned int)-1;
@@ -350,13 +363,14 @@ static inline int serial_paranoia_check(struct cyclades_port *info,
 
    This function is only called from inside spinlock-protected code.
  */
-static int cyy_issue_cmd(void __iomem *base_addr, u_char cmd, int index)
+static int __cyy_issue_cmd(void __iomem *base_addr, u8 cmd, int index)
 {
+	void __iomem *ccr = base_addr + (CyCCR << index);
 	unsigned int i;
 
 	/* Check to see that the previous command has completed */
 	for (i = 0; i < 100; i++) {
-		if (readb(base_addr + (CyCCR << index)) == 0)
+		if (readb(ccr) == 0)
 			break;
 		udelay(10L);
 	}
@@ -366,10 +380,16 @@ static int cyy_issue_cmd(void __iomem *base_addr, u_char cmd, int index)
 		return -1;
 
 	/* Issue the new command */
-	cy_writeb(base_addr + (CyCCR << index), cmd);
+	cy_writeb(ccr, cmd);
 
 	return 0;
-}				/* cyy_issue_cmd */
+}
+
+static inline int cyy_issue_cmd(struct cyclades_port *port, u8 cmd)
+{
+	return __cyy_issue_cmd(port->u.cyy.base_addr, cmd,
+			port->card->bus_index);
+}
 
 #ifdef CONFIG_ISA
 /* ISA interrupt detection code */
@@ -394,7 +414,7 @@ static unsigned detect_isa_irq(void __iomem *address)
 	/* Enable the Tx interrupts on the CD1400 */
 	local_irq_save(flags);
 	cy_writeb(address + (CyCAR << index), 0);
-	cyy_issue_cmd(address, CyCHAN_CTL | CyENB_XMTR, index);
+	__cyy_issue_cmd(address, CyCHAN_CTL | CyENB_XMTR, index);
 
 	cy_writeb(address + (CyCAR << index), 0);
 	cy_writeb(address + (CySRER << index),
@@ -428,7 +448,7 @@ static void cyy_chip_rx(struct cyclades_card *cinfo, int chip,
 	struct cyclades_port *info;
 	struct tty_struct *tty;
 	int len, index = cinfo->bus_index;
-	u8 save_xir, channel, save_car, data, char_count;
+	u8 ivr, save_xir, channel, save_car, data, char_count;
 
 #ifdef CY_DEBUG_INTERRUPTS
 	printk(KERN_DEBUG "cyy_interrupt: rcvd intr, chip %d\n", chip);
@@ -437,26 +457,25 @@ static void cyy_chip_rx(struct cyclades_card *cinfo, int chip,
 	save_xir = readb(base_addr + (CyRIR << index));
 	channel = save_xir & CyIRChannel;
 	info = &cinfo->ports[channel + chip * 4];
-	save_car = readb(base_addr + (CyCAR << index));
-	cy_writeb(base_addr + (CyCAR << index), save_xir);
+	save_car = cyy_readb(info, CyCAR);
+	cyy_writeb(info, CyCAR, save_xir);
+	ivr = cyy_readb(info, CyRIVR) & CyIVRMask;
 
 	tty = tty_port_tty_get(&info->port);
 	/* if there is nowhere to put the data, discard it */
 	if (tty == NULL) {
-		if ((readb(base_addr + (CyRIVR << index)) & CyIVRMask) ==
-				CyIVRRxEx) {	/* exception */
-			data = readb(base_addr + (CyRDSR << index));
+		if (ivr == CyIVRRxEx) {	/* exception */
+			data = cyy_readb(info, CyRDSR);
 		} else {	/* normal character reception */
-			char_count = readb(base_addr + (CyRDCR << index));
+			char_count = cyy_readb(info, CyRDCR);
 			while (char_count--)
-				data = readb(base_addr + (CyRDSR << index));
+				data = cyy_readb(info, CyRDSR);
 		}
 		goto end;
 	}
 	/* there is an open port for this data */
-	if ((readb(base_addr + (CyRIVR << index)) & CyIVRMask) ==
-			CyIVRRxEx) {	/* exception */
-		data = readb(base_addr + (CyRDSR << index));
+	if (ivr == CyIVRRxEx) {	/* exception */
+		data = cyy_readb(info, CyRDSR);
 
 		/* For statistics only */
 		if (data & CyBREAK)
@@ -477,22 +496,22 @@ static void cyy_chip_rx(struct cyclades_card *cinfo, int chip,
 			if (data & info->read_status_mask) {
 				if (data & CyBREAK) {
 					tty_insert_flip_char(tty,
-						readb(base_addr + (CyRDSR <<
-							index)), TTY_BREAK);
+						cyy_readb(info, CyRDSR),
+						TTY_BREAK);
 					info->icount.rx++;
 					if (info->port.flags & ASYNC_SAK)
 						do_SAK(tty);
 				} else if (data & CyFRAME) {
 					tty_insert_flip_char(tty,
-						readb(base_addr + (CyRDSR <<
-							index)), TTY_FRAME);
+						cyy_readb(info, CyRDSR),
+						TTY_FRAME);
 					info->icount.rx++;
 					info->idle_stats.frame_errs++;
 				} else if (data & CyPARITY) {
 					/* Pieces of seven... */
 					tty_insert_flip_char(tty,
-						readb(base_addr + (CyRDSR <<
-							index)), TTY_PARITY);
+						cyy_readb(info, CyRDSR),
+						TTY_PARITY);
 					info->icount.rx++;
 					info->idle_stats.parity_errs++;
 				} else if (data & CyOVERRUN) {
@@ -504,8 +523,8 @@ static void cyy_chip_rx(struct cyclades_card *cinfo, int chip,
 					   the next incoming character.
 					 */
 					tty_insert_flip_char(tty,
-						readb(base_addr + (CyRDSR <<
-							index)), TTY_FRAME);
+						cyy_readb(info, CyRDSR),
+						TTY_FRAME);
 					info->icount.rx++;
 					info->idle_stats.overruns++;
 				/* These two conditions may imply */
@@ -529,7 +548,7 @@ static void cyy_chip_rx(struct cyclades_card *cinfo, int chip,
 		}
 	} else {	/* normal character reception */
 		/* load # chars available from the chip */
-		char_count = readb(base_addr + (CyRDCR << index));
+		char_count = cyy_readb(info, CyRDCR);
 
 #ifdef CY_ENABLE_MONITORING
 		++info->mon.int_count;
@@ -540,7 +559,7 @@ static void cyy_chip_rx(struct cyclades_card *cinfo, int chip,
 #endif
 		len = tty_buffer_request_room(tty, char_count);
 		while (len--) {
-			data = readb(base_addr + (CyRDSR << index));
+			data = cyy_readb(info, CyRDSR);
 			tty_insert_flip_char(tty, data, TTY_NORMAL);
 			info->idle_stats.recv_bytes++;
 			info->icount.rx++;
@@ -554,8 +573,8 @@ static void cyy_chip_rx(struct cyclades_card *cinfo, int chip,
 	tty_kref_put(tty);
 end:
 	/* end of service */
-	cy_writeb(base_addr + (CyRIR << index), save_xir & 0x3f);
-	cy_writeb(base_addr + (CyCAR << index), save_car);
+	cyy_writeb(info, CyRIR, save_xir & 0x3f);
+	cyy_writeb(info, CyCAR, save_car);
 }
 
 static void cyy_chip_tx(struct cyclades_card *cinfo, unsigned int chip,
@@ -588,8 +607,7 @@ static void cyy_chip_tx(struct cyclades_card *cinfo, unsigned int chip,
 	info = &cinfo->ports[channel + chip * 4];
 	tty = tty_port_tty_get(&info->port);
 	if (tty == NULL) {
-		cy_writeb(base_addr + (CySRER << index),
-			  readb(base_addr + (CySRER << index)) & ~CyTxRdy);
+		cyy_writeb(info, CySRER, cyy_readb(info, CySRER) & ~CyTxRdy);
 		goto end;
 	}
 
@@ -598,7 +616,7 @@ static void cyy_chip_tx(struct cyclades_card *cinfo, unsigned int chip,
 
 	if (info->x_char) {	/* send special char */
 		outch = info->x_char;
-		cy_writeb(base_addr + (CyTDR << index), outch);
+		cyy_writeb(info, CyTDR, outch);
 		char_count--;
 		info->icount.tx++;
 		info->x_char = 0;
@@ -606,14 +624,14 @@ static void cyy_chip_tx(struct cyclades_card *cinfo, unsigned int chip,
 
 	if (info->breakon || info->breakoff) {
 		if (info->breakon) {
-			cy_writeb(base_addr + (CyTDR << index), 0);
-			cy_writeb(base_addr + (CyTDR << index), 0x81);
+			cyy_writeb(info, CyTDR, 0);
+			cyy_writeb(info, CyTDR, 0x81);
 			info->breakon = 0;
 			char_count -= 2;
 		}
 		if (info->breakoff) {
-			cy_writeb(base_addr + (CyTDR << index), 0);
-			cy_writeb(base_addr + (CyTDR << index), 0x83);
+			cyy_writeb(info, CyTDR, 0);
+			cyy_writeb(info, CyTDR, 0x83);
 			info->breakoff = 0;
 			char_count -= 2;
 		}
@@ -621,27 +639,23 @@ static void cyy_chip_tx(struct cyclades_card *cinfo, unsigned int chip,
 
 	while (char_count-- > 0) {
 		if (!info->xmit_cnt) {
-			if (readb(base_addr + (CySRER << index)) & CyTxMpty) {
-				cy_writeb(base_addr + (CySRER << index),
-					readb(base_addr + (CySRER << index)) &
-						~CyTxMpty);
+			if (cyy_readb(info, CySRER) & CyTxMpty) {
+				cyy_writeb(info, CySRER,
+					cyy_readb(info, CySRER) & ~CyTxMpty);
 			} else {
-				cy_writeb(base_addr + (CySRER << index),
-					(readb(base_addr + (CySRER << index)) &
-						~CyTxRdy) | CyTxMpty);
+				cyy_writeb(info, CySRER, CyTxMpty |
+					(cyy_readb(info, CySRER) & ~CyTxRdy));
 			}
 			goto done;
 		}
 		if (info->port.xmit_buf == NULL) {
-			cy_writeb(base_addr + (CySRER << index),
-				readb(base_addr + (CySRER << index)) &
-					~CyTxRdy);
+			cyy_writeb(info, CySRER,
+				cyy_readb(info, CySRER) & ~CyTxRdy);
 			goto done;
 		}
 		if (tty->stopped || tty->hw_stopped) {
-			cy_writeb(base_addr + (CySRER << index),
-				readb(base_addr + (CySRER << index)) &
-					~CyTxRdy);
+			cyy_writeb(info, CySRER,
+				cyy_readb(info, CySRER) & ~CyTxRdy);
 			goto done;
 		}
 		/* Because the Embedded Transmit Commands have been enabled,
@@ -658,15 +672,15 @@ static void cyy_chip_tx(struct cyclades_card *cinfo, unsigned int chip,
 			info->xmit_cnt--;
 			info->xmit_tail = (info->xmit_tail + 1) &
 					(SERIAL_XMIT_SIZE - 1);
-			cy_writeb(base_addr + (CyTDR << index), outch);
+			cyy_writeb(info, CyTDR, outch);
 			info->icount.tx++;
 		} else {
 			if (char_count > 1) {
 				info->xmit_cnt--;
 				info->xmit_tail = (info->xmit_tail + 1) &
 					(SERIAL_XMIT_SIZE - 1);
-				cy_writeb(base_addr + (CyTDR << index), outch);
-				cy_writeb(base_addr + (CyTDR << index), 0);
+				cyy_writeb(info, CyTDR, outch);
+				cyy_writeb(info, CyTDR, 0);
 				info->icount.tx++;
 				char_count--;
 			}
@@ -678,8 +692,8 @@ done:
 	tty_kref_put(tty);
 end:
 	/* end of service */
-	cy_writeb(base_addr + (CyTIR << index), save_xir & 0x3f);
-	cy_writeb(base_addr + (CyCAR << index), save_car);
+	cyy_writeb(info, CyTIR, save_xir & 0x3f);
+	cyy_writeb(info, CyCAR, save_car);
 }
 
 static void cyy_chip_modem(struct cyclades_card *cinfo, int chip,
@@ -694,11 +708,11 @@ static void cyy_chip_modem(struct cyclades_card *cinfo, int chip,
 	save_xir = readb(base_addr + (CyMIR << index));
 	channel = save_xir & CyIRChannel;
 	info = &cinfo->ports[channel + chip * 4];
-	save_car = readb(base_addr + (CyCAR << index));
-	cy_writeb(base_addr + (CyCAR << index), save_xir);
+	save_car = cyy_readb(info, CyCAR);
+	cyy_writeb(info, CyCAR, save_xir);
 
-	mdm_change = readb(base_addr + (CyMISR << index));
-	mdm_status = readb(base_addr + (CyMSVR1 << index));
+	mdm_change = cyy_readb(info, CyMISR);
+	mdm_status = cyy_readb(info, CyMSVR1);
 
 	tty = tty_port_tty_get(&info->port);
 	if (!tty)
@@ -730,9 +744,8 @@ static void cyy_chip_modem(struct cyclades_card *cinfo, int chip,
 				/* cy_start isn't used
 				   because... !!! */
 				tty->hw_stopped = 0;
-				cy_writeb(base_addr + (CySRER << index),
-					readb(base_addr + (CySRER << index)) |
-						CyTxRdy);
+				cyy_writeb(info, CySRER,
+					cyy_readb(info, CySRER) | CyTxRdy);
 				tty_wakeup(tty);
 			}
 		} else {
@@ -740,9 +753,8 @@ static void cyy_chip_modem(struct cyclades_card *cinfo, int chip,
 				/* cy_stop isn't used
 				   because ... !!! */
 				tty->hw_stopped = 1;
-				cy_writeb(base_addr + (CySRER << index),
-					readb(base_addr + (CySRER << index)) &
-						~CyTxRdy);
+				cyy_writeb(info, CySRER,
+					cyy_readb(info, CySRER) & ~CyTxRdy);
 			}
 		}
 	}
@@ -753,8 +765,8 @@ static void cyy_chip_modem(struct cyclades_card *cinfo, int chip,
 	tty_kref_put(tty);
 end:
 	/* end of service */
-	cy_writeb(base_addr + (CyMIR << index), save_xir & 0x3f);
-	cy_writeb(base_addr + (CyCAR << index), save_car);
+	cyy_writeb(info, CyMIR, save_xir & 0x3f);
+	cyy_writeb(info, CyCAR, save_car);
 }
 
 /* The real interrupt service routine is called
@@ -829,15 +841,10 @@ static void cyy_change_rts_dtr(struct cyclades_port *info, unsigned int set,
 		unsigned int clear)
 {
 	struct cyclades_card *card = info->card;
-	void __iomem *base_addr;
-	int chip, channel, index;
+	int channel = info->line - card->first_line;
 	u32 rts, dtr, msvrr, msvrd;
 
-	channel = info->line - card->first_line;
-	chip = channel >> 2;
 	channel &= 0x03;
-	index = card->bus_index;
-	base_addr = card->base_addr + (cy_chip_offset[chip] << index);
 
 	if (info->rtsdtr_inv) {
 		msvrr = CyMSVR2;
@@ -851,31 +858,31 @@ static void cyy_change_rts_dtr(struct cyclades_port *info, unsigned int set,
 		dtr = CyDTR;
 	}
 	if (set & TIOCM_RTS) {
-		cy_writeb(base_addr + (CyCAR << index), (u8)channel);
-		cy_writeb(base_addr + (msvrr << index), rts);
+		cyy_writeb(info, CyCAR, channel);
+		cyy_writeb(info, msvrr, rts);
 	}
 	if (clear & TIOCM_RTS) {
-		cy_writeb(base_addr + (CyCAR << index), (u8)channel);
-		cy_writeb(base_addr + (msvrr << index), ~rts);
+		cyy_writeb(info, CyCAR, channel);
+		cyy_writeb(info, msvrr, ~rts);
 	}
 	if (set & TIOCM_DTR) {
-		cy_writeb(base_addr + (CyCAR << index), (u8)channel);
-		cy_writeb(base_addr + (msvrd << index), dtr);
+		cyy_writeb(info, CyCAR, channel);
+		cyy_writeb(info, msvrd, dtr);
 #ifdef CY_DEBUG_DTR
 		printk(KERN_DEBUG "cyc:set_modem_info raising DTR\n");
 		printk(KERN_DEBUG "     status: 0x%x, 0x%x\n",
-			readb(base_addr + (CyMSVR1 << index)),
-			readb(base_addr + (CyMSVR2 << index)));
+			cyy_readb(info, CyMSVR1),
+			cyy_readb(info, CyMSVR2));
 #endif
 	}
 	if (clear & TIOCM_DTR) {
-		cy_writeb(base_addr + (CyCAR << index), (u8)channel);
-		cy_writeb(base_addr + (msvrd << index), ~dtr);
+		cyy_writeb(info, CyCAR, channel);
+		cyy_writeb(info, msvrd, ~dtr);
 #ifdef CY_DEBUG_DTR
 		printk(KERN_DEBUG "cyc:set_modem_info dropping DTR\n");
 		printk(KERN_DEBUG "     status: 0x%x, 0x%x\n",
-			readb(base_addr + (CyMSVR1 << index)),
-			readb(base_addr + (CyMSVR2 << index)));
+			cyy_readb(info, CyMSVR1),
+			cyy_readb(info, CyMSVR2));
 #endif
 	}
 }
@@ -1290,7 +1297,6 @@ static int cy_startup(struct cyclades_port *info, struct tty_struct *tty)
 	struct cyclades_card *card;
 	unsigned long flags;
 	int retval = 0;
-	void __iomem *base_addr;
 	int channel;
 	unsigned long page;
 
@@ -1321,31 +1327,21 @@ static int cy_startup(struct cyclades_port *info, struct tty_struct *tty)
 	cy_set_line_char(info, tty);
 
 	if (!cy_is_Z(card)) {
-		int chip = channel >> 2;
-		int index = card->bus_index;
 		channel &= 0x03;
-		base_addr = card->base_addr + (cy_chip_offset[chip] << index);
 
-#ifdef CY_DEBUG_OPEN
-		printk(KERN_DEBUG "cyc startup card %d, chip %d, channel %d, "
-				"base_addr %p\n",
-				card, chip, channel, base_addr);
-#endif
 		spin_lock_irqsave(&card->card_lock, flags);
 
-		cy_writeb(base_addr + (CyCAR << index), (u_char) channel);
+		cyy_writeb(info, CyCAR, channel);
 
-		cy_writeb(base_addr + (CyRTPR << index),
+		cyy_writeb(info, CyRTPR,
 			(info->default_timeout ? info->default_timeout : 0x02));
 		/* 10ms rx timeout */
 
-		cyy_issue_cmd(base_addr, CyCHAN_CTL | CyENB_RCVR | CyENB_XMTR,
-				index);
+		cyy_issue_cmd(info, CyCHAN_CTL | CyENB_RCVR | CyENB_XMTR);
 
 		cyy_change_rts_dtr(info, TIOCM_RTS | TIOCM_DTR, 0);
 
-		cy_writeb(base_addr + (CySRER << index),
-			readb(base_addr + (CySRER << index)) | CyRxData);
+		cyy_writeb(info, CySRER, cyy_readb(info, CySRER) | CyRxData);
 	} else {
 		struct CH_CTRL __iomem *ch_ctrl = info->u.cyz.ch_ctrl;
 
@@ -1423,23 +1419,14 @@ errout:
 
 static void start_xmit(struct cyclades_port *info)
 {
-	struct cyclades_card *card;
+	struct cyclades_card *card = info->card;
 	unsigned long flags;
-	void __iomem *base_addr;
-	int chip, channel, index;
+	int channel = info->line - card->first_line;
 
-	card = info->card;
-	channel = info->line - card->first_line;
 	if (!cy_is_Z(card)) {
-		chip = channel >> 2;
-		channel &= 0x03;
-		index = card->bus_index;
-		base_addr = card->base_addr + (cy_chip_offset[chip] << index);
-
 		spin_lock_irqsave(&card->card_lock, flags);
-		cy_writeb(base_addr + (CyCAR << index), channel);
-		cy_writeb(base_addr + (CySRER << index),
-			readb(base_addr + (CySRER << index)) | CyTxRdy);
+		cyy_writeb(info, CyCAR, channel & 0x03);
+		cyy_writeb(info, CySRER, cyy_readb(info, CySRER) | CyTxRdy);
 		spin_unlock_irqrestore(&card->card_lock, flags);
 	} else {
 #ifdef CONFIG_CYZ_INTR
@@ -1466,8 +1453,7 @@ static void cy_shutdown(struct cyclades_port *info, struct tty_struct *tty)
 {
 	struct cyclades_card *card;
 	unsigned long flags;
-	void __iomem *base_addr;
-	int chip, channel, index;
+	int channel;
 
 	if (!(info->port.flags & ASYNC_INITIALIZED))
 		return;
@@ -1475,17 +1461,6 @@ static void cy_shutdown(struct cyclades_port *info, struct tty_struct *tty)
 	card = info->card;
 	channel = info->line - card->first_line;
 	if (!cy_is_Z(card)) {
-		chip = channel >> 2;
-		channel &= 0x03;
-		index = card->bus_index;
-		base_addr = card->base_addr + (cy_chip_offset[chip] << index);
-
-#ifdef CY_DEBUG_OPEN
-		printk(KERN_DEBUG "cyc shutdown Y card %d, chip %d, "
-				"channel %d, base_addr %p\n",
-				card, chip, channel, base_addr);
-#endif
-
 		spin_lock_irqsave(&card->card_lock, flags);
 
 		/* Clear delta_msr_wait queue to avoid mem leaks. */
@@ -1500,7 +1475,7 @@ static void cy_shutdown(struct cyclades_port *info, struct tty_struct *tty)
 		if (tty->termios->c_cflag & HUPCL)
 			cyy_change_rts_dtr(info, 0, TIOCM_RTS | TIOCM_DTR);
 
-		cyy_issue_cmd(base_addr, CyCHAN_CTL | CyDIS_RCVR, index);
+		cyy_issue_cmd(info, CyCHAN_CTL | CyDIS_RCVR);
 		/* it may be appropriate to clear _XMIT at
 		   some later date (after testing)!!! */
 
@@ -1677,8 +1652,6 @@ static void cy_wait_until_sent(struct tty_struct *tty, int timeout)
 {
 	struct cyclades_card *card;
 	struct cyclades_port *info = tty->driver_data;
-	void __iomem *base_addr;
-	int chip, channel, index;
 	unsigned long orig_jiffies;
 	int char_time;
 
@@ -1722,13 +1695,8 @@ static void cy_wait_until_sent(struct tty_struct *tty, int timeout)
 		timeout, char_time, jiffies);
 #endif
 	card = info->card;
-	channel = (info->line) - (card->first_line);
 	if (!cy_is_Z(card)) {
-		chip = channel >> 2;
-		channel &= 0x03;
-		index = card->bus_index;
-		base_addr = card->base_addr + (cy_chip_offset[chip] << index);
-		while (readb(base_addr + (CySRER << index)) & CyTxRdy) {
+		while (cyy_readb(info, CySRER) & CyTxRdy) {
 #ifdef CY_DEBUG_WAIT_UNTIL_SENT
 			printk(KERN_DEBUG "Not clean (jiff=%lu)...", jiffies);
 #endif
@@ -1790,6 +1758,7 @@ static void cy_close(struct tty_struct *tty, struct file *filp)
 	struct cyclades_port *info = tty->driver_data;
 	struct cyclades_card *card;
 	unsigned long flags;
+	int channel;
 
 	if (!info || serial_paranoia_check(info, tty->name, "cy_close"))
 		return;
@@ -1799,18 +1768,13 @@ static void cy_close(struct tty_struct *tty, struct file *filp)
 	if (!tty_port_close_start(&info->port, tty, filp))
 		return;
 
+	channel = info->line - card->first_line;
 	spin_lock_irqsave(&card->card_lock, flags);
 
 	if (!cy_is_Z(card)) {
-		int channel = info->line - card->first_line;
-		int index = card->bus_index;
-		void __iomem *base_addr = card->base_addr +
-			(cy_chip_offset[channel >> 2] << index);
 		/* Stop accepting input */
-		channel &= 0x03;
-		cy_writeb(base_addr + (CyCAR << index), (u_char) channel);
-		cy_writeb(base_addr + (CySRER << index),
-			  readb(base_addr + (CySRER << index)) & ~CyRxData);
+		cyy_writeb(info, CyCAR, channel & 0x03);
+		cyy_writeb(info, CySRER, cyy_readb(info, CySRER) & ~CyRxData);
 		if (info->port.flags & ASYNC_INITIALIZED) {
 			/* Waiting for on-board buffers to be empty before
 			   closing the port */
@@ -1823,7 +1787,6 @@ static void cy_close(struct tty_struct *tty, struct file *filp)
 		/* Waiting for on-board buffers to be empty before closing
 		   the port */
 		struct CH_CTRL __iomem *ch_ctrl = info->u.cyz.ch_ctrl;
-		int channel = info->line - card->first_line;
 		int retval;
 
 		if (readl(&ch_ctrl->flow_status) != C_FS_TXIDLE) {
@@ -2064,8 +2027,7 @@ static void cy_set_line_char(struct cyclades_port *info, struct tty_struct *tty)
 {
 	struct cyclades_card *card;
 	unsigned long flags;
-	void __iomem *base_addr;
-	int chip, channel, index;
+	int channel;
 	unsigned cflag, iflag;
 	int baud, baud_rate = 0;
 	int i;
@@ -2095,9 +2057,6 @@ static void cy_set_line_char(struct cyclades_port *info, struct tty_struct *tty)
 	channel = info->line - card->first_line;
 
 	if (!cy_is_Z(card)) {
-
-		index = card->bus_index;
-
 		/* baud rate */
 		baud = tty_get_baud_rate(tty);
 		if (baud == 38400 && (info->port.flags & ASYNC_SPD_MASK) ==
@@ -2208,70 +2167,67 @@ static void cy_set_line_char(struct cyclades_port *info, struct tty_struct *tty)
 	    cable.  Contact Marcio Saito for details.
 	 ***********************************************/
 
-		chip = channel >> 2;
 		channel &= 0x03;
-		base_addr = card->base_addr + (cy_chip_offset[chip] << index);
 
 		spin_lock_irqsave(&card->card_lock, flags);
-		cy_writeb(base_addr + (CyCAR << index), (u_char) channel);
+		cyy_writeb(info, CyCAR, channel);
 
 		/* tx and rx baud rate */
 
-		cy_writeb(base_addr + (CyTCOR << index), info->tco);
-		cy_writeb(base_addr + (CyTBPR << index), info->tbpr);
-		cy_writeb(base_addr + (CyRCOR << index), info->rco);
-		cy_writeb(base_addr + (CyRBPR << index), info->rbpr);
+		cyy_writeb(info, CyTCOR, info->tco);
+		cyy_writeb(info, CyTBPR, info->tbpr);
+		cyy_writeb(info, CyRCOR, info->rco);
+		cyy_writeb(info, CyRBPR, info->rbpr);
 
 		/* set line characteristics  according configuration */
 
-		cy_writeb(base_addr + (CySCHR1 << index), START_CHAR(tty));
-		cy_writeb(base_addr + (CySCHR2 << index), STOP_CHAR(tty));
-		cy_writeb(base_addr + (CyCOR1 << index), info->cor1);
-		cy_writeb(base_addr + (CyCOR2 << index), info->cor2);
-		cy_writeb(base_addr + (CyCOR3 << index), info->cor3);
-		cy_writeb(base_addr + (CyCOR4 << index), info->cor4);
-		cy_writeb(base_addr + (CyCOR5 << index), info->cor5);
+		cyy_writeb(info, CySCHR1, START_CHAR(tty));
+		cyy_writeb(info, CySCHR2, STOP_CHAR(tty));
+		cyy_writeb(info, CyCOR1, info->cor1);
+		cyy_writeb(info, CyCOR2, info->cor2);
+		cyy_writeb(info, CyCOR3, info->cor3);
+		cyy_writeb(info, CyCOR4, info->cor4);
+		cyy_writeb(info, CyCOR5, info->cor5);
 
-		cyy_issue_cmd(base_addr, CyCOR_CHANGE | CyCOR1ch | CyCOR2ch |
-				CyCOR3ch, index);
+		cyy_issue_cmd(info, CyCOR_CHANGE | CyCOR1ch | CyCOR2ch |
+				CyCOR3ch);
 
 		/* !!! Is this needed? */
-		cy_writeb(base_addr + (CyCAR << index), (u_char) channel);
-		cy_writeb(base_addr + (CyRTPR << index),
+		cyy_writeb(info, CyCAR, channel);
+		cyy_writeb(info, CyRTPR,
 			(info->default_timeout ? info->default_timeout : 0x02));
 		/* 10ms rx timeout */
 
 		if (C_CLOCAL(tty)) {
 			/* without modem intr */
-			cy_writeb(base_addr + (CySRER << index),
-				readb(base_addr + (CySRER << index)) | CyMdmCh);
+			cyy_writeb(info, CySRER,
+					cyy_readb(info, CySRER) | CyMdmCh);
 			/* act on 1->0 modem transitions */
 			if ((cflag & CRTSCTS) && info->rflow) {
-				cy_writeb(base_addr + (CyMCOR1 << index),
+				cyy_writeb(info, CyMCOR1,
 					  (CyCTS | rflow_thr[i]));
 			} else {
-				cy_writeb(base_addr + (CyMCOR1 << index),
+				cyy_writeb(info, CyMCOR1,
 					  CyCTS);
 			}
 			/* act on 0->1 modem transitions */
-			cy_writeb(base_addr + (CyMCOR2 << index), CyCTS);
+			cyy_writeb(info, CyMCOR2, CyCTS);
 		} else {
 			/* without modem intr */
-			cy_writeb(base_addr + (CySRER << index),
-				  readb(base_addr +
-					   (CySRER << index)) | CyMdmCh);
+			cyy_writeb(info, CySRER,
+					cyy_readb(info, CySRER) | CyMdmCh);
 			/* act on 1->0 modem transitions */
 			if ((cflag & CRTSCTS) && info->rflow) {
-				cy_writeb(base_addr + (CyMCOR1 << index),
+				cyy_writeb(info, CyMCOR1,
 					  (CyDSR | CyCTS | CyRI | CyDCD |
 					   rflow_thr[i]));
 			} else {
-				cy_writeb(base_addr + (CyMCOR1 << index),
-					  CyDSR | CyCTS | CyRI | CyDCD);
+				cyy_writeb(info, CyMCOR1,
+						CyDSR | CyCTS | CyRI | CyDCD);
 			}
 			/* act on 0->1 modem transitions */
-			cy_writeb(base_addr + (CyMCOR2 << index),
-				  CyDSR | CyCTS | CyRI | CyDCD);
+			cyy_writeb(info, CyMCOR2,
+					CyDSR | CyCTS | CyRI | CyDCD);
 		}
 
 		if (i == 0)	/* baud rate is zero, turn off line */
@@ -2482,24 +2438,14 @@ check_and_exit:
  */
 static int get_lsr_info(struct cyclades_port *info, unsigned int __user *value)
 {
-	struct cyclades_card *card;
-	int chip, channel, index;
-	unsigned char status;
+	struct cyclades_card *card = info->card;
 	unsigned int result;
 	unsigned long flags;
-	void __iomem *base_addr;
+	u8 status;
 
-	card = info->card;
-	channel = (info->line) - (card->first_line);
 	if (!cy_is_Z(card)) {
-		chip = channel >> 2;
-		channel &= 0x03;
-		index = card->bus_index;
-		base_addr = card->base_addr + (cy_chip_offset[chip] << index);
-
 		spin_lock_irqsave(&card->card_lock, flags);
-		status = readb(base_addr + (CySRER << index)) &
-				(CyTxRdy | CyTxMpty);
+		status = cyy_readb(info, CySRER) & (CyTxRdy | CyTxMpty);
 		spin_unlock_irqrestore(&card->card_lock, flags);
 		result = (status ? 0 : TIOCSER_TEMT);
 	} else {
@@ -2513,29 +2459,23 @@ static int cy_tiocmget(struct tty_struct *tty, struct file *file)
 {
 	struct cyclades_port *info = tty->driver_data;
 	struct cyclades_card *card;
-	void __iomem *base_addr;
-	int result, channel;
+	int result;
 
 	if (serial_paranoia_check(info, tty->name, __func__))
 		return -ENODEV;
 
 	card = info->card;
-	channel = info->line - card->first_line;
 
 	lock_kernel();
 	if (!cy_is_Z(card)) {
 		unsigned long flags;
-		unsigned char status;
-		int chip = channel >> 2;
-		int index = card->bus_index;
-
-		channel &= 0x03;
-		base_addr = card->base_addr + (cy_chip_offset[chip] << index);
+		int channel = info->line - card->first_line;
+		u8 status;
 
 		spin_lock_irqsave(&card->card_lock, flags);
-		cy_writeb(base_addr + (CyCAR << index), (u8)channel);
-		status = readb(base_addr + (CyMSVR1 << index));
-		status |= readb(base_addr + (CyMSVR2 << index));
+		cyy_writeb(info, CyCAR, channel & 0x03);
+		status = cyy_readb(info, CyMSVR1);
+		status |= cyy_readb(info, CyMSVR2);
 		spin_unlock_irqrestore(&card->card_lock, flags);
 
 		if (info->rtsdtr_inv) {
@@ -2689,26 +2629,16 @@ static int cy_break(struct tty_struct *tty, int break_state)
 
 static int set_threshold(struct cyclades_port *info, unsigned long value)
 {
-	struct cyclades_card *card;
-	void __iomem *base_addr;
-	int channel, chip, index;
+	struct cyclades_card *card = info->card;
 	unsigned long flags;
 
-	card = info->card;
-	channel = info->line - card->first_line;
 	if (!cy_is_Z(card)) {
-		chip = channel >> 2;
-		channel &= 0x03;
-		index = card->bus_index;
-		base_addr =
-		    card->base_addr + (cy_chip_offset[chip] << index);
-
 		info->cor3 &= ~CyREC_FIFO;
 		info->cor3 |= value & CyREC_FIFO;
 
 		spin_lock_irqsave(&card->card_lock, flags);
-		cy_writeb(base_addr + (CyCOR3 << index), info->cor3);
-		cyy_issue_cmd(base_addr, CyCOR_CHANGE | CyCOR3ch, index);
+		cyy_writeb(info, CyCOR3, info->cor3);
+		cyy_issue_cmd(info, CyCOR_CHANGE | CyCOR3ch);
 		spin_unlock_irqrestore(&card->card_lock, flags);
 	}
 	return 0;
@@ -2717,20 +2647,10 @@ static int set_threshold(struct cyclades_port *info, unsigned long value)
 static int get_threshold(struct cyclades_port *info,
 						unsigned long __user *value)
 {
-	struct cyclades_card *card;
-	void __iomem *base_addr;
-	int channel, chip, index;
-	unsigned long tmp;
+	struct cyclades_card *card = info->card;
 
-	card = info->card;
-	channel = info->line - card->first_line;
 	if (!cy_is_Z(card)) {
-		chip = channel >> 2;
-		channel &= 0x03;
-		index = card->bus_index;
-		base_addr = card->base_addr + (cy_chip_offset[chip] << index);
-
-		tmp = readb(base_addr + (CyCOR3 << index)) & CyREC_FIFO;
+		u8 tmp = cyy_readb(info, CyCOR3) & CyREC_FIFO;
 		return put_user(tmp, value);
 	}
 	return 0;
@@ -2738,21 +2658,12 @@ static int get_threshold(struct cyclades_port *info,
 
 static int set_timeout(struct cyclades_port *info, unsigned long value)
 {
-	struct cyclades_card *card;
-	void __iomem *base_addr;
-	int channel, chip, index;
+	struct cyclades_card *card = info->card;
 	unsigned long flags;
 
-	card = info->card;
-	channel = info->line - card->first_line;
 	if (!cy_is_Z(card)) {
-		chip = channel >> 2;
-		channel &= 0x03;
-		index = card->bus_index;
-		base_addr = card->base_addr + (cy_chip_offset[chip] << index);
-
 		spin_lock_irqsave(&card->card_lock, flags);
-		cy_writeb(base_addr + (CyRTPR << index), value & 0xff);
+		cyy_writeb(info, CyRTPR, value & 0xff);
 		spin_unlock_irqrestore(&card->card_lock, flags);
 	}
 	return 0;
@@ -2761,20 +2672,10 @@ static int set_timeout(struct cyclades_port *info, unsigned long value)
 static int get_timeout(struct cyclades_port *info,
 						unsigned long __user *value)
 {
-	struct cyclades_card *card;
-	void __iomem *base_addr;
-	int channel, chip, index;
-	unsigned long tmp;
+	struct cyclades_card *card = info->card;
 
-	card = info->card;
-	channel = info->line - card->first_line;
 	if (!cy_is_Z(card)) {
-		chip = channel >> 2;
-		channel &= 0x03;
-		index = card->bus_index;
-		base_addr = card->base_addr + (cy_chip_offset[chip] << index);
-
-		tmp = readb(base_addr + (CyRTPR << index));
+		u8 tmp = cyy_readb(info, CyRTPR);
 		return put_user(tmp, value);
 	}
 	return 0;
@@ -3101,8 +3002,7 @@ static void cy_stop(struct tty_struct *tty)
 {
 	struct cyclades_card *cinfo;
 	struct cyclades_port *info = tty->driver_data;
-	void __iomem *base_addr;
-	int chip, channel, index;
+	int channel;
 	unsigned long flags;
 
 #ifdef CY_DEBUG_OTHER
@@ -3115,16 +3015,9 @@ static void cy_stop(struct tty_struct *tty)
 	cinfo = info->card;
 	channel = info->line - cinfo->first_line;
 	if (!cy_is_Z(cinfo)) {
-		index = cinfo->bus_index;
-		chip = channel >> 2;
-		channel &= 0x03;
-		base_addr = cinfo->base_addr + (cy_chip_offset[chip] << index);
-
 		spin_lock_irqsave(&cinfo->card_lock, flags);
-		cy_writeb(base_addr + (CyCAR << index),
-			(u_char)(channel & 0x0003)); /* index channel */
-		cy_writeb(base_addr + (CySRER << index),
-			  readb(base_addr + (CySRER << index)) & ~CyTxRdy);
+		cyy_writeb(info, CyCAR, channel & 0x03);
+		cyy_writeb(info, CySRER, cyy_readb(info, CySRER) & ~CyTxRdy);
 		spin_unlock_irqrestore(&cinfo->card_lock, flags);
 	}
 }				/* cy_stop */
@@ -3133,8 +3026,7 @@ static void cy_start(struct tty_struct *tty)
 {
 	struct cyclades_card *cinfo;
 	struct cyclades_port *info = tty->driver_data;
-	void __iomem *base_addr;
-	int chip, channel, index;
+	int channel;
 	unsigned long flags;
 
 #ifdef CY_DEBUG_OTHER
@@ -3146,17 +3038,10 @@ static void cy_start(struct tty_struct *tty)
 
 	cinfo = info->card;
 	channel = info->line - cinfo->first_line;
-	index = cinfo->bus_index;
 	if (!cy_is_Z(cinfo)) {
-		chip = channel >> 2;
-		channel &= 0x03;
-		base_addr = cinfo->base_addr + (cy_chip_offset[chip] << index);
-
 		spin_lock_irqsave(&cinfo->card_lock, flags);
-		cy_writeb(base_addr + (CyCAR << index),
-			(u_char) (channel & 0x0003));	/* index channel */
-		cy_writeb(base_addr + (CySRER << index),
-			  readb(base_addr + (CySRER << index)) | CyTxRdy);
+		cyy_writeb(info, CyCAR, channel & 0x03);
+		cyy_writeb(info, CySRER, cyy_readb(info, CySRER) | CyTxRdy);
 		spin_unlock_irqrestore(&cinfo->card_lock, flags);
 	}
 }				/* cy_start */
@@ -3185,18 +3070,13 @@ static int cyy_carrier_raised(struct tty_port *port)
 	struct cyclades_port *info = container_of(port, struct cyclades_port,
 			port);
 	struct cyclades_card *cinfo = info->card;
-	void __iomem *base = cinfo->base_addr;
 	unsigned long flags;
 	int channel = info->line - cinfo->first_line;
-	int chip = channel >> 2, index = cinfo->bus_index;
 	u32 cd;
 
-	channel &= 0x03;
-	base += cy_chip_offset[chip] << index;
-
 	spin_lock_irqsave(&cinfo->card_lock, flags);
-	cy_writeb(base + (CyCAR << index), (u8)channel);
-	cd = readb(base + (CyMSVR1 << index)) & CyDCD;
+	cyy_writeb(info, CyCAR, channel & 0x03);
+	cd = cyy_readb(info, CyMSVR1) & CyDCD;
 	spin_unlock_irqrestore(&cinfo->card_lock, flags);
 
 	return cd;
@@ -3326,9 +3206,9 @@ static int __devinit cy_init_card(struct cyclades_card *cinfo)
 			info->cor3 = 0x08;	/* _very_ small rcv threshold */
 
 			chip_number = channel / CyPORTS_PER_CHIP;
-			info->chip_rev = readb(cinfo->base_addr +
-				      (cy_chip_offset[chip_number] << index) +
-				      (CyGFRCR << index));
+			info->u.cyy.base_addr = cinfo->base_addr +
+				(cy_chip_offset[chip_number] << index);
+			info->chip_rev = cyy_readb(info, CyGFRCR);
 
 			if (info->chip_rev >= CD1400_REV_J) {
 				/* It is a CD1400 rev. J or later */
diff --git a/include/linux/cyclades.h b/include/linux/cyclades.h
index 1eb87a6..bbebef7 100644
--- a/include/linux/cyclades.h
+++ b/include/linux/cyclades.h
@@ -544,7 +544,7 @@ struct cyclades_port {
 	struct cyclades_card	*card;
 	union {
 		struct {
-			int filler;
+			void __iomem *base_addr;
 		} cyy;
 		struct {
 			struct CH_CTRL __iomem	*ch_ctrl;
-- 
1.6.4.2


  parent reply	other threads:[~2009-09-19 21:39 UTC|newest]

Thread overview: 86+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-09-19 21:33 [GIT PATCH] TTY patches for 2.6.31-git Greg KH
2009-09-19 21:36 ` [PATCH 01/79] tty: gigaset: really fix chars_in_buffer Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 02/79] serial: bfin_5xx: fix building as module when early printk is enabled Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 03/79] tty: serial/pcmcia: add ID for Advantech card Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 04/79] tty-ldisc: make /proc/tty/ldiscs use ldisc_ops instead of ldiscs Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 05/79] tty-ldisc: get rid of tty_ldisc_try_get() helper function Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 06/79] tty: includecheck fix: drivers/char, vt.c Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 07/79] tty: icom: bit and/or confusion? Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 08/79] cyclades: add tty refcounting Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 09/79] cyclades: remove block_til_ready Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 10/79] cyclades: avoid addresses recomputation Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 11/79] cyclades: switch to tty_port_hangup Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 12/79] cyclades: close cleanup Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 13/79] cyclades: overall cleanup Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 14/79] cyclades: sleep instead busy-wait Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 15/79] cyclades: use dtr_rts helpers Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 16/79] cyclades: merge cy_startup tails Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 17/79] cyclades: ioctls cleanup Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 18/79] cyclades: tiocm cleanup Greg Kroah-Hartman
2009-09-19 21:36 ` Greg Kroah-Hartman [this message]
2009-09-19 21:36 ` [PATCH 20/79] cyclades: remove more duplicated code Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 21/79] slip: Clean up create and destroy Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 22/79] kfifo: Use "const" definitions Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 23/79] MOS7720 has no tiocmget method Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 24/79] tty: usb_serial_mos7720: Fix get_lsr_info Greg Kroah-Hartman
2010-01-26 11:08   ` Kees Schoenmakers
2010-01-26 11:09   ` Kees Schoenmakers
2009-09-19 21:36 ` [PATCH 25/79] tty: Fix a typo noted in passing Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 26/79] mos7840: remove old dead modem logic Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 27/79] serial: 8250: add IRQ trigger support Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 28/79] 8250: Now honours baud rate lower bounds Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 29/79] tty: Add a full port_close function Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 30/79] riscom8: split open and close methods up Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 31/79] mxser: Split close ready for a standard tty_port_close method Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 32/79] isicom: Split the close hardware bits out Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 33/79] tty: riscom8 kref and tty_port_close Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 34/79] cyclades: use the full port_close function Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 35/79] tty: make the kref destructor occur asynchronously Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 36/79] cdc_acm: Fix to use modern speed interfaces Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 37/79] tty: USB hangup is racy Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 38/79] tty: remove dtr/rts use from the driver open methods Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 39/79] tty: USB can now use the shutdown method for kref based freeing of ports Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 40/79] vt: add an event interface Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 41/79] vt: remove power stuff from kernel/power Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 42/79] vt: move kernel stuff out of vt.h Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 43/79] vt: add an activate and lock Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 44/79] tty: USB does not need the filp argument in the drivers Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 45/79] isicom: split the open method for the isicom device Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 46/79] serial: kill off uart_info Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 47/79] serial: Fold closing_* fields into the tty_port ones Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 48/79] serial: use tty_port pointers in the core code Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 49/79] serial: move count into the tty_port version Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 50/79] serial: move the flags into the tty_port field Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 51/79] serial: kill off uif_t Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 52/79] serial: replace the state mutex with the tty port mutex Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 53/79] serial: move delta_msr_wait into the tty_port Greg Kroah-Hartman
2009-09-19 21:36 ` [PATCH 54/79] serial: move port users helper Greg Kroah-Hartman
2009-09-19 21:37 ` [PATCH 55/79] serial: kill USF_CLOSING_* definitions Greg Kroah-Hartman
2009-09-19 21:37 ` [PATCH 56/79] serial: introduce tty krefs Greg Kroah-Hartman
2009-09-19 21:37 ` [PATCH 57/79] Set proper console speed on resume if console suspend is disabled Greg Kroah-Hartman
2009-09-19 21:37 ` [PATCH 58/79] tty: USB serial termios bits Greg Kroah-Hartman
2009-09-19 21:37 ` [PATCH 59/79] n_tty: honor opost flag for echoes Greg Kroah-Hartman
2009-09-19 21:37 ` [PATCH 60/79] n_tty: move echoctl check and clean up logic Greg Kroah-Hartman
2009-09-19 21:37 ` [PATCH 61/79] tty: handle VT specific compat ioctls in vt driver Greg Kroah-Hartman
2009-09-19 21:37 ` [PATCH 62/79] tty: vt: use printk_once Greg Kroah-Hartman
2009-09-19 21:37 ` [PATCH 63/79] tty: Power: fix suspend vt regression Greg Kroah-Hartman
2009-09-19 21:37 ` [PATCH 64/79] TTY: fix typos Greg Kroah-Hartman
2009-09-19 21:37 ` [PATCH 65/79] tty: riscom8, fix shutdown declaration Greg Kroah-Hartman
2009-09-19 21:37 ` [PATCH 66/79] tty: riscom8, fix tty refcnt Greg Kroah-Hartman
2009-09-19 21:37 ` [PATCH 67/79] tty: USB: serial/mct_u232, " Greg Kroah-Hartman
2009-09-19 21:37 ` [PATCH 68/79] uartlite: support shared interrupt lines Greg Kroah-Hartman
2009-09-19 21:37 ` [PATCH 69/79] tty: Char: mxser, add support for CP112UL Greg Kroah-Hartman
2009-09-19 21:37 ` [PATCH 70/79] tty: Char: mxser, use THRE for ASPP_OQUEUE ioctl Greg Kroah-Hartman
2009-09-19 21:37 ` [PATCH 71/79] usb-serial: change referencing of port and serial structures Greg Kroah-Hartman
2009-09-19 21:37 ` [PATCH 72/79] usb-serial: put subroutines in logical order Greg Kroah-Hartman
2009-09-19 21:37 ` [PATCH 73/79] usb-serial: change logic of serial lookups Greg Kroah-Hartman
2009-09-19 21:37 ` [PATCH 74/79] usb-serial: acquire references when a new tty is installed Greg Kroah-Hartman
2009-09-19 21:37 ` [PATCH 75/79] usb-serial: fix termios initialization logic Greg Kroah-Hartman
2009-09-19 21:37 ` [PATCH 76/79] usb-serial: rename subroutines Greg Kroah-Hartman
2009-09-19 21:37 ` [PATCH 77/79] usb-serial: add missing tests and debug lines Greg Kroah-Hartman
2009-09-19 21:37 ` [PATCH 78/79] usb-serial: straighten out serial_open Greg Kroah-Hartman
2009-09-19 21:37 ` [PATCH 79/79] USB serial: update the console driver Greg Kroah-Hartman
2009-09-30 10:09 ` [origin tree boot crash] Re: [GIT PATCH] TTY patches for 2.6.31-git Ingo Molnar
2009-09-30 10:17   ` Alan Cox
2009-10-01  8:21     ` Ingo Molnar
2009-10-01 10:36       ` Alan Cox

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