Merge git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6
Linus Torvalds [Mon, 6 Oct 2008 21:27:57 +0000 (14:27 -0700)]
* git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6:
  ide: workaround for bogus gcc warning in ide_sysfs_register_port()
  ide-cd: Optiarc DVD RW AD-7200A does play audio
  IDE: Fix platform device registration in Swarm IDE driver (v2)
  ide-dma: fix ide_build_dmatable() for TRM290
  ide-cd: temporary tray close fix

arch/mips/sibyte/swarm/Makefile
arch/mips/sibyte/swarm/platform.c [new file with mode: 0644]
drivers/ide/Kconfig
drivers/ide/ide-cd.c
drivers/ide/ide-dma.c
drivers/ide/ide-probe.c
drivers/ide/mips/Makefile
drivers/ide/mips/swarm.c [deleted file]
include/linux/ide.h

index f18ba92..7b45f19 100644 (file)
@@ -1,3 +1,4 @@
-obj-y                          := setup.o rtc_xicor1241.o rtc_m41t81.o
+obj-y                          := platform.o setup.o rtc_xicor1241.o \
+                                  rtc_m41t81.o
 
 obj-$(CONFIG_I2C_BOARDINFO)    += swarm-i2c.o
diff --git a/arch/mips/sibyte/swarm/platform.c b/arch/mips/sibyte/swarm/platform.c
new file mode 100644 (file)
index 0000000..dd0e5b9
--- /dev/null
@@ -0,0 +1,81 @@
+#include <linux/err.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/io.h>
+#include <linux/platform_device.h>
+#include <linux/ata_platform.h>
+
+#include <asm/sibyte/board.h>
+#include <asm/sibyte/sb1250_genbus.h>
+#include <asm/sibyte/sb1250_regs.h>
+
+#define DRV_NAME       "pata-swarm"
+
+#define SWARM_IDE_SHIFT        5
+#define SWARM_IDE_BASE 0x1f0
+#define SWARM_IDE_CTRL 0x3f6
+
+static struct resource swarm_pata_resource[] = {
+       {
+               .name   = "Swarm GenBus IDE",
+               .flags  = IORESOURCE_MEM,
+       }, {
+               .name   = "Swarm GenBus IDE",
+               .flags  = IORESOURCE_MEM,
+       }, {
+               .name   = "Swarm GenBus IDE",
+               .flags  = IORESOURCE_IRQ,
+               .start  = K_INT_GB_IDE,
+               .end    = K_INT_GB_IDE,
+       },
+};
+
+static struct pata_platform_info pata_platform_data = {
+       .ioport_shift   = SWARM_IDE_SHIFT,
+};
+
+static struct platform_device swarm_pata_device = {
+       .name           = "pata_platform",
+       .id             = -1,
+       .resource       = swarm_pata_resource,
+       .num_resources  = ARRAY_SIZE(swarm_pata_resource),
+       .dev  = {
+               .platform_data          = &pata_platform_data,
+               .coherent_dma_mask      = ~0,   /* grumble */
+       },
+};
+
+static int __init swarm_pata_init(void)
+{
+       u8 __iomem *base;
+       phys_t offset, size;
+       struct resource *r;
+
+       if (!SIBYTE_HAVE_IDE)
+               return -ENODEV;
+
+       base = ioremap(A_IO_EXT_BASE, 0x800);
+       offset = __raw_readq(base + R_IO_EXT_REG(R_IO_EXT_START_ADDR, IDE_CS));
+       size = __raw_readq(base + R_IO_EXT_REG(R_IO_EXT_MULT_SIZE, IDE_CS));
+       iounmap(base);
+
+       offset = G_IO_START_ADDR(offset) << S_IO_ADDRBASE;
+       size = (G_IO_MULT_SIZE(size) + 1) << S_IO_REGSIZE;
+       if (offset < A_PHYS_GENBUS || offset >= A_PHYS_GENBUS_END) {
+               pr_info(DRV_NAME ": PATA interface at GenBus disabled\n");
+
+               return -EBUSY;
+       }
+
+       pr_info(DRV_NAME ": PATA interface at GenBus slot %i\n", IDE_CS);
+
+       r = swarm_pata_resource;
+       r[0].start = offset + (SWARM_IDE_BASE << SWARM_IDE_SHIFT);
+       r[0].end   = offset + ((SWARM_IDE_BASE + 8) << SWARM_IDE_SHIFT) - 1;
+       r[1].start = offset + (SWARM_IDE_CTRL << SWARM_IDE_SHIFT);
+       r[1].end   = offset + ((SWARM_IDE_CTRL + 1) << SWARM_IDE_SHIFT) - 1;
+
+       return platform_device_register(&swarm_pata_device);
+}
+
+device_initcall(swarm_pata_init);
index 8e93a79..052879a 100644 (file)
@@ -780,10 +780,6 @@ config BLK_DEV_IDEDMA_PMAC
          to transfer data to and from memory.  Saying Y is safe and improves
          performance.
 
-config BLK_DEV_IDE_SWARM
-       tristate "IDE for Sibyte evaluation boards"
-       depends on SIBYTE_SB1xxx_SOC
-
 config BLK_DEV_IDE_AU1XXX
        bool "IDE for AMD Alchemy Au1200"
        depends on SOC_AU1200
index 49a8c58..f16bb46 100644 (file)
@@ -1661,7 +1661,9 @@ static int ide_cdrom_probe_capabilities(ide_drive_t *drive)
                cdi->mask &= ~CDC_PLAY_AUDIO;
 
        mechtype = buf[8 + 6] >> 5;
-       if (mechtype == mechtype_caddy || mechtype == mechtype_popup)
+       if (mechtype == mechtype_caddy ||
+           mechtype == mechtype_popup ||
+           (drive->atapi_flags & IDE_AFLAG_NO_AUTOCLOSE))
                cdi->mask |= CDC_CLOSE_TRAY;
 
        if (cdi->sanyo_slot > 0) {
@@ -1859,6 +1861,8 @@ static const struct cd_list_entry ide_cd_quirks_list[] = {
        { "MATSHITADVD-ROM SR-8176", NULL,   IDE_AFLAG_PLAY_AUDIO_OK         },
        { "MATSHITADVD-ROM SR-8174", NULL,   IDE_AFLAG_PLAY_AUDIO_OK         },
        { "Optiarc DVD RW AD-5200A", NULL,   IDE_AFLAG_PLAY_AUDIO_OK         },
+       { "Optiarc DVD RW AD-7200A", NULL,   IDE_AFLAG_PLAY_AUDIO_OK         },
+       { "Optiarc DVD RW AD-7543A", NULL,   IDE_AFLAG_NO_AUTOCLOSE          },
        { NULL, NULL, 0 }
 };
 
index adc6827..3fa07c0 100644 (file)
@@ -211,7 +211,7 @@ int ide_build_dmatable (ide_drive_t *drive, struct request *rq)
                                xcount = bcount & 0xffff;
                                if (is_trm290)
                                        xcount = ((xcount >> 2) - 1) << 16;
-                               if (xcount == 0x0000) {
+                               else if (xcount == 0x0000) {
        /* 
         * Most chipsets correctly interpret a length of 0x0000 as 64KB,
         * but at least one (e.g. CS5530) misinterprets it as zero (!).
index 994e410..a51a30e 100644 (file)
@@ -1492,7 +1492,7 @@ static struct device_attribute *ide_port_attrs[] = {
 
 static int ide_sysfs_register_port(ide_hwif_t *hwif)
 {
-       int i, rc;
+       int i, uninitialized_var(rc);
 
        for (i = 0; ide_port_attrs[i]; i++) {
                rc = device_create_file(hwif->portdev, ide_port_attrs[i]);
index 677c7b2..5873fa0 100644 (file)
@@ -1,4 +1,3 @@
-obj-$(CONFIG_BLK_DEV_IDE_SWARM)                += swarm.o
 obj-$(CONFIG_BLK_DEV_IDE_AU1XXX)       += au1xxx-ide.o
 
 EXTRA_CFLAGS    := -Idrivers/ide
diff --git a/drivers/ide/mips/swarm.c b/drivers/ide/mips/swarm.c
deleted file mode 100644 (file)
index 39c9ee9..0000000
+++ /dev/null
@@ -1,197 +0,0 @@
-/*
- * Copyright (C) 2001, 2002, 2003 Broadcom Corporation
- * Copyright (C) 2004 MontaVista Software Inc.
- *     Author: Manish Lachwani, mlachwani@mvista.com
- * Copyright (C) 2004  MIPS Technologies, Inc.  All rights reserved.
- *     Author: Maciej W. Rozycki <macro@mips.com>
- * Copyright (c) 2006, 2008  Maciej W. Rozycki
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
- */
-
-/*
- *  Derived loosely from ide-pmac.c, so:
- *  Copyright (C) 1998 Paul Mackerras.
- *  Copyright (C) 1995-1998 Mark Lord
- */
-
-/*
- * Boards with SiByte processors so far have supported IDE devices via
- * the Generic Bus, PCI bus, and built-in PCMCIA interface.  In all
- * cases, byte-swapping must be avoided for these devices (whereas
- * other PCI devices, for example, will require swapping).  Any
- * SiByte-targetted kernel including IDE support will include this
- * file.  Probing of a Generic Bus for an IDE device is controlled by
- * the definition of "SIBYTE_HAVE_IDE", which is provided by
- * <asm/sibyte/board.h> for Broadcom boards.
- */
-
-#include <linux/ide.h>
-#include <linux/ioport.h>
-#include <linux/kernel.h>
-#include <linux/types.h>
-#include <linux/platform_device.h>
-
-#include <asm/io.h>
-
-#include <asm/sibyte/board.h>
-#include <asm/sibyte/sb1250_genbus.h>
-#include <asm/sibyte/sb1250_regs.h>
-
-#define DRV_NAME "ide-swarm"
-
-static char swarm_ide_string[] = DRV_NAME;
-
-static struct resource swarm_ide_resource = {
-       .name   = "SWARM GenBus IDE",
-       .flags  = IORESOURCE_MEM,
-};
-
-static struct platform_device *swarm_ide_dev;
-
-static const struct ide_port_info swarm_port_info = {
-       .name                   = DRV_NAME,
-       .host_flags             = IDE_HFLAG_MMIO | IDE_HFLAG_NO_DMA,
-};
-
-/*
- * swarm_ide_probe - if the board header indicates the existence of
- * Generic Bus IDE, allocate a HWIF for it.
- */
-static int __devinit swarm_ide_probe(struct device *dev)
-{
-       u8 __iomem *base;
-       struct ide_host *host;
-       phys_t offset, size;
-       int i, rc;
-       hw_regs_t hw, *hws[] = { &hw, NULL, NULL, NULL };
-
-       if (!SIBYTE_HAVE_IDE)
-               return -ENODEV;
-
-       base = ioremap(A_IO_EXT_BASE, 0x800);
-       offset = __raw_readq(base + R_IO_EXT_REG(R_IO_EXT_START_ADDR, IDE_CS));
-       size = __raw_readq(base + R_IO_EXT_REG(R_IO_EXT_MULT_SIZE, IDE_CS));
-       iounmap(base);
-
-       offset = G_IO_START_ADDR(offset) << S_IO_ADDRBASE;
-       size = (G_IO_MULT_SIZE(size) + 1) << S_IO_REGSIZE;
-       if (offset < A_PHYS_GENBUS || offset >= A_PHYS_GENBUS_END) {
-               printk(KERN_INFO DRV_NAME
-                      ": IDE interface at GenBus disabled\n");
-               return -EBUSY;
-       }
-
-       printk(KERN_INFO DRV_NAME ": IDE interface at GenBus slot %i\n",
-              IDE_CS);
-
-       swarm_ide_resource.start = offset;
-       swarm_ide_resource.end = offset + size - 1;
-       if (request_resource(&iomem_resource, &swarm_ide_resource)) {
-               printk(KERN_ERR DRV_NAME
-                      ": can't request I/O memory resource\n");
-               return -EBUSY;
-       }
-
-       base = ioremap(offset, size);
-
-       memset(&hw, 0, sizeof(hw));
-       for (i = 0; i <= 7; i++)
-               hw.io_ports_array[i] =
-                               (unsigned long)(base + ((0x1f0 + i) << 5));
-       hw.io_ports.ctl_addr =
-                               (unsigned long)(base + (0x3f6 << 5));
-       hw.irq = K_INT_GB_IDE;
-       hw.chipset = ide_generic;
-
-       rc = ide_host_add(&swarm_port_info, hws, &host);
-       if (rc)
-               goto err;
-
-       dev_set_drvdata(dev, host);
-
-       return 0;
-err:
-       release_resource(&swarm_ide_resource);
-       iounmap(base);
-       return rc;
-}
-
-static struct device_driver swarm_ide_driver = {
-       .name   = swarm_ide_string,
-       .bus    = &platform_bus_type,
-       .probe  = swarm_ide_probe,
-};
-
-static void swarm_ide_platform_release(struct device *device)
-{
-       struct platform_device *pldev;
-
-       /* free device */
-       pldev = to_platform_device(device);
-       kfree(pldev);
-}
-
-static int __devinit swarm_ide_init_module(void)
-{
-       struct platform_device *pldev;
-       int err;
-
-       printk(KERN_INFO "SWARM IDE driver\n");
-
-       if (driver_register(&swarm_ide_driver)) {
-               printk(KERN_ERR "Driver registration failed\n");
-               err = -ENODEV;
-               goto out;
-       }
-
-        if (!(pldev = kzalloc(sizeof (*pldev), GFP_KERNEL))) {
-               err = -ENOMEM;
-               goto out_unregister_driver;
-       }
-
-       pldev->name             = swarm_ide_string;
-       pldev->id               = 0;
-       pldev->dev.release      = swarm_ide_platform_release;
-
-       if (platform_device_register(pldev)) {
-               err = -ENODEV;
-               goto out_free_pldev;
-       }
-
-        if (!pldev->dev.driver) {
-               /*
-                * The driver was not bound to this device, there was
-                 * no hardware at this address. Unregister it, as the
-                * release fuction will take care of freeing the
-                * allocated structure
-                */
-               platform_device_unregister (pldev);
-       }
-
-       swarm_ide_dev = pldev;
-
-       return 0;
-
-out_free_pldev:
-       kfree(pldev);
-
-out_unregister_driver:
-       driver_unregister(&swarm_ide_driver);
-out:
-       return err;
-}
-
-module_init(swarm_ide_init_module);
index 1524829..6514db8 100644 (file)
@@ -366,7 +366,9 @@ enum {
        /* Currently on a filemark */
        IDE_AFLAG_FILEMARK              = (1 << 25),
        /* 0 = no tape is loaded, so we don't rewind after ejecting */
-       IDE_AFLAG_MEDIUM_PRESENT        = (1 << 26)
+       IDE_AFLAG_MEDIUM_PRESENT        = (1 << 26),
+
+       IDE_AFLAG_NO_AUTOCLOSE          = (1 << 27),
 };
 
 struct ide_drive_s {