[SERIAL] Convert parport_serial to use new 8250_pci interfaces

Convert parport_serial to use the new 8250_pci interface, converting
the table to a pciserial_board table.  This also unuses the SPCI_*
definitions in serialP.h, which can now be removed.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 166 insertions, 173 deletions

diff --git a/drivers/parport/parport_serial.c b/drivers/parport/parport_serial.c
index 00498e2f1205..d3dad0aac7cb 100644
--- a/drivers/parport/parport_serial.c
+++ b/drivers/parport/parport_serial.c
@@ -23,13 +23,8 @@
 #include <linux/pci.h>
 #include <linux/parport.h>
 #include <linux/parport_pc.h>
-#include <linux/serial.h>
-#include <linux/serialP.h>
-#include <linux/list.h>
 #include <linux/8250_pci.h>
 
-#include <asm/serial.h>
-
 enum parport_pc_pci_cards {
         titan_110l = 0,
         titan_210l,
@@ -168,182 +163,147 @@ static struct pci_device_id parport_serial_pci_tbl[] = {
 };
 MODULE_DEVICE_TABLE(pci,parport_serial_pci_tbl);
 
-struct pci_board_no_ids {
-        int flags;
-        int num_ports;
-        int base_baud;
-        int uart_offset;
-        int reg_shift;
-        int (*init_fn)(struct pci_dev *dev, struct pci_board_no_ids *board,
-                        int enable);
-        int first_uart_offset;
-};
-
-static int __devinit siig10x_init_fn(struct pci_dev *dev, struct pci_board_no_ids *board, int enable)
-{
-        return pci_siig10x_fn(dev, enable);
-}
-
-static int __devinit siig20x_init_fn(struct pci_dev *dev, struct pci_board_no_ids *board, int enable)
-{
-        return pci_siig20x_fn(dev, enable);
-}
-
-static int __devinit netmos_serial_init(struct pci_dev *dev, struct pci_board_no_ids *board, int enable)
-{
-        board->num_ports = dev->subsystem_device & 0xf;
-        return 0;
-}
-
-static struct pci_board_no_ids pci_boards[] __devinitdata = {
-        /*
-         * PCI Flags, Number of Ports, Base (Maximum) Baud Rate,
-         * Offset to get to next UART's registers,
-         * Register shift to use for memory-mapped I/O,
-         * Initialization function, first UART offset
-         */
-
-// Cards not tested are marked n/t
-// If you have one of these cards and it works for you, please tell me..
-
-/* titan_110l */        { SPCI_FL_BASE1 | SPCI_FL_BASE_TABLE, 1, 921600 },
-/* titan_210l */        { SPCI_FL_BASE1 | SPCI_FL_BASE_TABLE, 2, 921600 },
-/* netmos_9xx5_combo */ { SPCI_FL_BASE0 | SPCI_FL_BASE_TABLE, 1, 115200, 0, 0, netmos_serial_init },
-/* netmos_9855 */       { SPCI_FL_BASE2 | SPCI_FL_BASE_TABLE, 1, 115200, 0, 0, netmos_serial_init },
-/* avlab_1s1p (n/t) */  { SPCI_FL_BASE0 | SPCI_FL_BASE_TABLE, 1, 115200 },
-/* avlab_1s1p_650 (nt)*/{ SPCI_FL_BASE0 | SPCI_FL_BASE_TABLE, 1, 115200 },
-/* avlab_1s1p_850 (nt)*/{ SPCI_FL_BASE0 | SPCI_FL_BASE_TABLE, 1, 115200 },
-/* avlab_1s2p (n/t) */  { SPCI_FL_BASE0 | SPCI_FL_BASE_TABLE, 1, 115200 },
-/* avlab_1s2p_650 (nt)*/{ SPCI_FL_BASE0 | SPCI_FL_BASE_TABLE, 1, 115200 },
-/* avlab_1s2p_850 (nt)*/{ SPCI_FL_BASE0 | SPCI_FL_BASE_TABLE, 1, 115200 },
-/* avlab_2s1p (n/t) */  { SPCI_FL_BASE0 | SPCI_FL_BASE_TABLE, 2, 115200 },
-/* avlab_2s1p_650 (nt)*/{ SPCI_FL_BASE0 | SPCI_FL_BASE_TABLE, 2, 115200 },
-/* avlab_2s1p_850 (nt)*/{ SPCI_FL_BASE0 | SPCI_FL_BASE_TABLE, 2, 115200 },
-/* siig_1s1p_10x */     { SPCI_FL_BASE2, 1, 460800, 0, 0, siig10x_init_fn },
-/* siig_2s1p_10x */     { SPCI_FL_BASE2, 1, 921600, 0, 0, siig10x_init_fn },
-/* siig_2p1s_20x */     { SPCI_FL_BASE0, 1, 921600, 0, 0, siig20x_init_fn },
-/* siig_1s1p_20x */     { SPCI_FL_BASE0, 1, 921600, 0, 0, siig20x_init_fn },
-/* siig_2s1p_20x */     { SPCI_FL_BASE0, 1, 921600, 0, 0, siig20x_init_fn },
+/*
+ * This table describes the serial "geometry" of these boards.  Any
+ * quirks for these can be found in drivers/serial/8250_pci.c
+ *
+ * Cards not tested are marked n/t
+ * If you have one of these cards and it works for you, please tell me..
+ */
+static struct pciserial_board pci_parport_serial_boards[] __devinitdata = {
+        [titan_110l] = {
+                .flags          = FL_BASE1 | FL_BASE_BARS,
+                .num_ports      = 1,
+                .base_baud      = 921600,
+                .uart_offset    = 8,
+        },
+        [titan_210l] = {
+                .flags          = FL_BASE1 | FL_BASE_BARS,
+                .num_ports      = 2,
+                .base_baud      = 921600,
+                .uart_offset    = 8,
+        },
+        [netmos_9xx5_combo] = {
+                .flags          = FL_BASE0 | FL_BASE_BARS,
+                .num_ports      = 1,
+                .base_baud      = 115200,
+                .uart_offset    = 8,
+        },
+        [netmos_9855] = {
+                .flags          = FL_BASE2 | FL_BASE_BARS,
+                .num_ports      = 1,
+                .base_baud      = 115200,
+                .uart_offset    = 8,
+        },
+        [avlab_1s1p] = { /* n/t */
+                .flags          = FL_BASE0 | FL_BASE_BARS,
+                .num_ports      = 1,
+                .base_baud      = 115200,
+                .uart_offset    = 8,
+        },
+        [avlab_1s1p_650] = { /* nt */
+                .flags          = FL_BASE0 | FL_BASE_BARS,
+                .num_ports      = 1,
+                .base_baud      = 115200,
+                .uart_offset    = 8,
+        },
+        [avlab_1s1p_850] = { /* nt */
+                .flags          = FL_BASE0 | FL_BASE_BARS,
+                .num_ports      = 1,
+                .base_baud      = 115200,
+                .uart_offset    = 8,
+        },
+        [avlab_1s2p] = { /* n/t */
+                .flags          = FL_BASE0 | FL_BASE_BARS,
+                .num_ports      = 1,
+                .base_baud      = 115200,
+                .uart_offset    = 8,
+        },
+        [avlab_1s2p_650] = { /* nt */
+                .flags          = FL_BASE0 | FL_BASE_BARS,
+                .num_ports      = 1,
+                .base_baud      = 115200,
+                .uart_offset    = 8,
+        },
+        [avlab_1s2p_850] = { /* nt */
+                .flags          = FL_BASE0 | FL_BASE_BARS,
+                .num_ports      = 1,
+                .base_baud      = 115200,
+                .uart_offset    = 8,
+        },
+        [avlab_2s1p] = { /* n/t */
+                .flags          = FL_BASE0 | FL_BASE_BARS,
+                .num_ports      = 2,
+                .base_baud      = 115200,
+                .uart_offset    = 8,
+        },
+        [avlab_2s1p_650] = { /* nt */
+                .flags          = FL_BASE0 | FL_BASE_BARS,
+                .num_ports      = 2,
+                .base_baud      = 115200,
+                .uart_offset    = 8,
+        },
+        [avlab_2s1p_850] = { /* nt */
+                .flags          = FL_BASE0 | FL_BASE_BARS,
+                .num_ports      = 2,
+                .base_baud      = 115200,
+                .uart_offset    = 8,
+        },
+        [siig_1s1p_10x] = {
+                .flags          = FL_BASE2,
+                .num_ports      = 1,
+                .base_baud      = 460800,
+                .uart_offset    = 8,
+        },
+        [siig_2s1p_10x] = {
+                .flags          = FL_BASE2,
+                .num_ports      = 1,
+                .base_baud      = 921600,
+                .uart_offset    = 8,
+        },
+        [siig_2p1s_20x] = {
+                .flags          = FL_BASE0,
+                .num_ports      = 1,
+                .base_baud      = 921600,
+                .uart_offset    = 8,
+        },
+        [siig_1s1p_20x] = {
+                .flags          = FL_BASE0,
+                .num_ports      = 1,
+                .base_baud      = 921600,
+                .uart_offset    = 8,
+        },
+        [siig_2s1p_20x] = {
+                .flags          = FL_BASE0,
+                .num_ports      = 1,
+                .base_baud      = 921600,
+                .uart_offset    = 8,
+        },
 };
 
 struct parport_serial_private {
-        int num_ser;
-        int line[20];
-        struct pci_board_no_ids ser;
+        struct serial_private   *serial;
         int num_par;
         struct parport *port[PARPORT_MAX];
         struct parport_pc_pci par;
 };
 
-static int __devinit get_pci_port (struct pci_dev *dev,
-                                   struct pci_board_no_ids *board,
-                                   struct serial_struct *req,
-                                   int idx)
-{
-        unsigned long port;
-        int base_idx;
-        int max_port;
-        int offset;
-
-        base_idx = SPCI_FL_GET_BASE(board->flags);
-        if (board->flags & SPCI_FL_BASE_TABLE)
-                base_idx += idx;
-
-        if (board->flags & SPCI_FL_REGION_SZ_CAP) {
-                max_port = pci_resource_len(dev, base_idx) / 8;
-                if (idx >= max_port)
-                        return 1;
-        }
-                        
-        offset = board->first_uart_offset;
-
-        /* Timedia/SUNIX uses a mixture of BARs and offsets */
-        /* Ugh, this is ugly as all hell --- TYT */
-        if(dev->vendor == PCI_VENDOR_ID_TIMEDIA )  /* 0x1409 */
-                switch(idx) {
-                        case 0: base_idx=0;
-                                break;
-                        case 1: base_idx=0; offset=8;
-                                break;
-                        case 2: base_idx=1; 
-                                break;
-                        case 3: base_idx=1; offset=8;
-                                break;
-                        case 4: /* BAR 2*/
-                        case 5: /* BAR 3 */
-                        case 6: /* BAR 4*/
-                        case 7: base_idx=idx-2; /* BAR 5*/
-                }
-  
-        port =  pci_resource_start(dev, base_idx) + offset;
-
-        if ((board->flags & SPCI_FL_BASE_TABLE) == 0)
-                port += idx * (board->uart_offset ? board->uart_offset : 8);
-
-        if (pci_resource_flags (dev, base_idx) & IORESOURCE_IO) {
-                int high_bits_offset = ((sizeof(long)-sizeof(int))*8);
-                req->port = port;
-                if (high_bits_offset)
-                        req->port_high = port >> high_bits_offset;
-                else
-                        req->port_high = 0;
-                return 0;
-        }
-        req->io_type = SERIAL_IO_MEM;
-        req->iomem_base = ioremap(port, board->uart_offset);
-        req->iomem_reg_shift = board->reg_shift;
-        req->port = 0;
-        return req->iomem_base ? 0 : 1;
-}
-
 /* Register the serial port(s) of a PCI card. */
 static int __devinit serial_register (struct pci_dev *dev,
                                       const struct pci_device_id *id)
 {
-        struct pci_board_no_ids *board;
         struct parport_serial_private *priv = pci_get_drvdata (dev);
-        struct serial_struct serial_req;
-        int base_baud;
-        int k;
-        int success = 0;
-
-        priv->ser = pci_boards[id->driver_data];
-        board = &priv->ser;
-        if (board->init_fn && ((board->init_fn) (dev, board, 1) != 0))
-                return 1;
-
-        base_baud = board->base_baud;
-        if (!base_baud)
-                base_baud = BASE_BAUD;
-        memset (&serial_req, 0, sizeof (serial_req));
-
-        for (k = 0; k < board->num_ports; k++) {
-                int line;
+        struct pciserial_board *board;
+        struct serial_private *serial;
 
-                if (priv->num_ser == ARRAY_SIZE (priv->line)) {
-                        printk (KERN_WARNING
-                                "parport_serial: %s: only %u serial lines "
-                                "supported (%d reported)\n", pci_name (dev),
-                                ARRAY_SIZE (priv->line), board->num_ports);
-                        break;
-                }
+        board = &pci_parport_serial_boards[id->driver_data];
+        serial = pciserial_init_ports(dev, board);
 
-                serial_req.irq = dev->irq;
-                if (get_pci_port (dev, board, &serial_req, k))
-                        break;
-                serial_req.flags = ASYNC_SKIP_TEST | ASYNC_AUTOPROBE;
-                serial_req.baud_base = base_baud;
-                line = register_serial (&serial_req);
-                if (line < 0) {
-                        printk (KERN_DEBUG
-                                "parport_serial: register_serial failed\n");
-                        continue;
-                }
-                priv->line[priv->num_ser++] = line;
-                success = 1;
-        }
+        if (IS_ERR(serial))
+                return PTR_ERR(serial);
 
-        return success ? 0 : 1;
+        priv->serial = serial;
+        return 0;
 }
 
 /* Register the parallel port(s) of a PCI card. */
@@ -411,7 +371,7 @@ static int __devinit parport_serial_pci_probe (struct pci_dev *dev,
         priv = kmalloc (sizeof *priv, GFP_KERNEL);
         if (!priv)
                 return -ENOMEM;
-        priv->num_ser = priv->num_par = 0;
+        memset(priv, 0, sizeof(struct parport_serial_private));
         pci_set_drvdata (dev, priv);
 
         err = pci_enable_device (dev);
@@ -444,15 +404,12 @@ static void __devexit parport_serial_pci_remove (struct pci_dev *dev)
         struct parport_serial_private *priv = pci_get_drvdata (dev);
         int i;
 
+        pci_set_drvdata(dev, NULL);
+
         // Serial ports
-        for (i = 0; i < priv->num_ser; i++) {
-                unregister_serial (priv->line[i]);
+        if (priv->serial)
+                pciserial_remove_ports(priv->serial);
 
-                if (priv->ser.init_fn)
-                        (priv->ser.init_fn) (dev, &priv->ser, 0);
-        }
-        pci_set_drvdata (dev, NULL);
-        
         // Parallel ports
         for (i = 0; i < priv->num_par; i++)
                 parport_pc_unregister_port (priv->port[i]);
@@ -461,11 +418,47 @@ static void __devexit parport_serial_pci_remove (struct pci_dev *dev)
         return;
 }
 
+static int parport_serial_pci_suspend(struct pci_dev *dev, pm_message_t state)
+{
+        struct parport_serial_private *priv = pci_get_drvdata(dev);
+
+        if (priv->serial)
+                pciserial_suspend_ports(priv->serial);
+
+        /* FIXME: What about parport? */
+
+        pci_save_state(dev);
+        pci_set_power_state(dev, pci_choose_state(dev, state));
+        return 0;
+}
+
+static int parport_serial_pci_resume(struct pci_dev *dev)
+{
+        struct parport_serial_private *priv = pci_get_drvdata(dev);
+
+        pci_set_power_state(dev, PCI_D0);
+        pci_restore_state(dev);
+
+        /*
+         * The device may have been disabled.  Re-enable it.
+         */
+        pci_enable_device(dev);
+
+        if (priv->serial)
+                pciserial_resume_ports(priv->serial);
+
+        /* FIXME: What about parport? */
+
+        return 0;
+}
+
 static struct pci_driver parport_serial_pci_driver = {
         .name           = "parport_serial",
         .id_table       = parport_serial_pci_tbl,
         .probe          = parport_serial_pci_probe,
         .remove         = __devexit_p(parport_serial_pci_remove),
+        .suspend        = parport_serial_pci_suspend,
+        .resume         = parport_serial_pci_resume,
 };