]> git.kernelconcepts.de Git - karo-tx-linux.git/blobdiff - drivers/char/vme_scc.c
[POWERPC] iseries: A new iSeries console
[karo-tx-linux.git] / drivers / char / vme_scc.c
index 33e71e23b21299ea39113fb31aedb68d687dca23..bfe5ea948f6a51a4acb6687efe4f45ab05d441ff 100644 (file)
@@ -14,7 +14,6 @@
  */
 
 #include <linux/module.h>
-#include <linux/config.h>
 #include <linux/kdev_t.h>
 #include <asm/io.h>
 #include <linux/kernel.h>
@@ -147,7 +146,6 @@ static int scc_init_drivers(void)
        scc_driver->owner = THIS_MODULE;
        scc_driver->driver_name = "scc";
        scc_driver->name = "ttyS";
-       scc_driver->devfs_name = "tts/";
        scc_driver->major = TTY_MAJOR;
        scc_driver->minor_start = SCC_MINOR_BASE;
        scc_driver->type = TTY_DRIVER_TYPE_SERIAL;
@@ -184,7 +182,7 @@ static void scc_init_portstructs(void)
                port->gs.closing_wait = 30 * HZ;
                port->gs.rd = &scc_real_driver;
 #ifdef NEW_WRITE_LOCKING
-               port->gs.port_write_sem = MUTEX;
+               port->gs.port_write_mutex = MUTEX;
 #endif
                init_waitqueue_head(&port->gs.open_wait);
                init_waitqueue_head(&port->gs.close_wait);
@@ -205,13 +203,13 @@ static int mvme147_scc_init(void)
        port->datap = port->ctrlp + 1;
        port->port_a = &scc_ports[0];
        port->port_b = &scc_ports[1];
-       request_irq(MVME147_IRQ_SCCA_TX, scc_tx_int, SA_INTERRUPT,
+       request_irq(MVME147_IRQ_SCCA_TX, scc_tx_int, IRQF_DISABLED,
                            "SCC-A TX", port);
-       request_irq(MVME147_IRQ_SCCA_STAT, scc_stat_int, SA_INTERRUPT,
+       request_irq(MVME147_IRQ_SCCA_STAT, scc_stat_int, IRQF_DISABLED,
                            "SCC-A status", port);
-       request_irq(MVME147_IRQ_SCCA_RX, scc_rx_int, SA_INTERRUPT,
+       request_irq(MVME147_IRQ_SCCA_RX, scc_rx_int, IRQF_DISABLED,
                            "SCC-A RX", port);
-       request_irq(MVME147_IRQ_SCCA_SPCOND, scc_spcond_int, SA_INTERRUPT,
+       request_irq(MVME147_IRQ_SCCA_SPCOND, scc_spcond_int, IRQF_DISABLED,
                            "SCC-A special cond", port);
        {
                SCC_ACCESS_INIT(port);
@@ -232,13 +230,13 @@ static int mvme147_scc_init(void)
        port->datap = port->ctrlp + 1;
        port->port_a = &scc_ports[0];
        port->port_b = &scc_ports[1];
-       request_irq(MVME147_IRQ_SCCB_TX, scc_tx_int, SA_INTERRUPT,
+       request_irq(MVME147_IRQ_SCCB_TX, scc_tx_int, IRQF_DISABLED,
                            "SCC-B TX", port);
-       request_irq(MVME147_IRQ_SCCB_STAT, scc_stat_int, SA_INTERRUPT,
+       request_irq(MVME147_IRQ_SCCB_STAT, scc_stat_int, IRQF_DISABLED,
                            "SCC-B status", port);
-       request_irq(MVME147_IRQ_SCCB_RX, scc_rx_int, SA_INTERRUPT,
+       request_irq(MVME147_IRQ_SCCB_RX, scc_rx_int, IRQF_DISABLED,
                            "SCC-B RX", port);
-       request_irq(MVME147_IRQ_SCCB_SPCOND, scc_spcond_int, SA_INTERRUPT,
+       request_irq(MVME147_IRQ_SCCB_SPCOND, scc_spcond_int, IRQF_DISABLED,
                            "SCC-B special cond", port);
        {
                SCC_ACCESS_INIT(port);
@@ -275,13 +273,13 @@ static int mvme162_scc_init(void)
        port->datap = port->ctrlp + 2;
        port->port_a = &scc_ports[0];
        port->port_b = &scc_ports[1];
-       request_irq(MVME162_IRQ_SCCA_TX, scc_tx_int, SA_INTERRUPT,
+       request_irq(MVME162_IRQ_SCCA_TX, scc_tx_int, IRQF_DISABLED,
                            "SCC-A TX", port);
-       request_irq(MVME162_IRQ_SCCA_STAT, scc_stat_int, SA_INTERRUPT,
+       request_irq(MVME162_IRQ_SCCA_STAT, scc_stat_int, IRQF_DISABLED,
                            "SCC-A status", port);
-       request_irq(MVME162_IRQ_SCCA_RX, scc_rx_int, SA_INTERRUPT,
+       request_irq(MVME162_IRQ_SCCA_RX, scc_rx_int, IRQF_DISABLED,
                            "SCC-A RX", port);
-       request_irq(MVME162_IRQ_SCCA_SPCOND, scc_spcond_int, SA_INTERRUPT,
+       request_irq(MVME162_IRQ_SCCA_SPCOND, scc_spcond_int, IRQF_DISABLED,
                            "SCC-A special cond", port);
        {
                SCC_ACCESS_INIT(port);
@@ -302,13 +300,13 @@ static int mvme162_scc_init(void)
        port->datap = port->ctrlp + 2;
        port->port_a = &scc_ports[0];
        port->port_b = &scc_ports[1];
-       request_irq(MVME162_IRQ_SCCB_TX, scc_tx_int, SA_INTERRUPT,
+       request_irq(MVME162_IRQ_SCCB_TX, scc_tx_int, IRQF_DISABLED,
                            "SCC-B TX", port);
-       request_irq(MVME162_IRQ_SCCB_STAT, scc_stat_int, SA_INTERRUPT,
+       request_irq(MVME162_IRQ_SCCB_STAT, scc_stat_int, IRQF_DISABLED,
                            "SCC-B status", port);
-       request_irq(MVME162_IRQ_SCCB_RX, scc_rx_int, SA_INTERRUPT,
+       request_irq(MVME162_IRQ_SCCB_RX, scc_rx_int, IRQF_DISABLED,
                            "SCC-B RX", port);
-       request_irq(MVME162_IRQ_SCCB_SPCOND, scc_spcond_int, SA_INTERRUPT,
+       request_irq(MVME162_IRQ_SCCB_SPCOND, scc_spcond_int, IRQF_DISABLED,
                            "SCC-B special cond", port);
 
        {
@@ -343,13 +341,13 @@ static int bvme6000_scc_init(void)
        port->datap = port->ctrlp + 4;
        port->port_a = &scc_ports[0];
        port->port_b = &scc_ports[1];
-       request_irq(BVME_IRQ_SCCA_TX, scc_tx_int, SA_INTERRUPT,
+       request_irq(BVME_IRQ_SCCA_TX, scc_tx_int, IRQF_DISABLED,
                            "SCC-A TX", port);
-       request_irq(BVME_IRQ_SCCA_STAT, scc_stat_int, SA_INTERRUPT,
+       request_irq(BVME_IRQ_SCCA_STAT, scc_stat_int, IRQF_DISABLED,
                            "SCC-A status", port);
-       request_irq(BVME_IRQ_SCCA_RX, scc_rx_int, SA_INTERRUPT,
+       request_irq(BVME_IRQ_SCCA_RX, scc_rx_int, IRQF_DISABLED,
                            "SCC-A RX", port);
-       request_irq(BVME_IRQ_SCCA_SPCOND, scc_spcond_int, SA_INTERRUPT,
+       request_irq(BVME_IRQ_SCCA_SPCOND, scc_spcond_int, IRQF_DISABLED,
                            "SCC-A special cond", port);
        {
                SCC_ACCESS_INIT(port);
@@ -370,13 +368,13 @@ static int bvme6000_scc_init(void)
        port->datap = port->ctrlp + 4;
        port->port_a = &scc_ports[0];
        port->port_b = &scc_ports[1];
-       request_irq(BVME_IRQ_SCCB_TX, scc_tx_int, SA_INTERRUPT,
+       request_irq(BVME_IRQ_SCCB_TX, scc_tx_int, IRQF_DISABLED,
                            "SCC-B TX", port);
-       request_irq(BVME_IRQ_SCCB_STAT, scc_stat_int, SA_INTERRUPT,
+       request_irq(BVME_IRQ_SCCB_STAT, scc_stat_int, IRQF_DISABLED,
                            "SCC-B status", port);
-       request_irq(BVME_IRQ_SCCB_RX, scc_rx_int, SA_INTERRUPT,
+       request_irq(BVME_IRQ_SCCB_RX, scc_rx_int, IRQF_DISABLED,
                            "SCC-B RX", port);
-       request_irq(BVME_IRQ_SCCB_SPCOND, scc_spcond_int, SA_INTERRUPT,
+       request_irq(BVME_IRQ_SCCB_SPCOND, scc_spcond_int, IRQF_DISABLED,
                            "SCC-B special cond", port);
 
        {
@@ -434,13 +432,7 @@ static irqreturn_t scc_rx_int(int irq, void *data, struct pt_regs *fp)
                SCCwrite_NB(COMMAND_REG, CR_HIGHEST_IUS_RESET);
                return IRQ_HANDLED;
        }
-       if (tty->flip.count < TTY_FLIPBUF_SIZE) {
-               *tty->flip.char_buf_ptr = ch;
-               *tty->flip.flag_buf_ptr = 0;
-               tty->flip.flag_buf_ptr++;
-               tty->flip.char_buf_ptr++;
-               tty->flip.count++;
-       }
+       tty_insert_flip_char(tty, ch, 0);
 
        /* Check if another character is already ready; in that case, the
         * spcond_int() function must be used, because this character may have an
@@ -487,13 +479,7 @@ static irqreturn_t scc_spcond_int(int irq, void *data, struct pt_regs *fp)
                else
                        err = 0;
 
-               if (tty->flip.count < TTY_FLIPBUF_SIZE) {
-                       *tty->flip.char_buf_ptr = ch;
-                       *tty->flip.flag_buf_ptr = err;
-                       tty->flip.flag_buf_ptr++;
-                       tty->flip.char_buf_ptr++;
-                       tty->flip.count++;
-               }
+               tty_insert_flip_char(tty, ch, err);
 
                /* ++TeSche: *All* errors have to be cleared manually,
                 * else the condition persists for the next chars