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authorJonathan Corbet <corbet@lwn.net>2009-12-01 20:29:39 -0700
committerJonathan Corbet <corbet@lwn.net>2010-05-07 17:15:47 -0600
commitf045f77bc0bf238a871b10bea9e425329a8e4abc (patch)
tree085c6651bc6f4d47f4b4659fa4ef4134fe40733f /drivers/video/via/viafbdev.c
parent4da62e6c6e056d709e5dc04ac7c5e81692cf924f (diff)
downloadop-kernel-dev-f045f77bc0bf238a871b10bea9e425329a8e4abc.zip
op-kernel-dev-f045f77bc0bf238a871b10bea9e425329a8e4abc.tar.gz
viafb: Move core stuff into via-core.c
The first step toward turning viafb into a multifunction driver. This patch creates a new via-core.c file which serves as the main PCI driver; everything else comes below that. Some work has been done to rationalize the i2c drivers in this new scheme. Cc: ScottFang@viatech.com.cn Cc: JosephChan@via.com.tw Cc: Harald Welte <laforge@gnumonks.org> Acked-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Diffstat (limited to 'drivers/video/via/viafbdev.c')
-rw-r--r--drivers/video/via/viafbdev.c69
1 files changed, 14 insertions, 55 deletions
diff --git a/drivers/video/via/viafbdev.c b/drivers/video/via/viafbdev.c
index fa10049..17a874f 100644
--- a/drivers/video/via/viafbdev.c
+++ b/drivers/video/via/viafbdev.c
@@ -1731,8 +1731,9 @@ static int parse_mode(const char *str, u32 *xres, u32 *yres)
return 0;
}
-static int __devinit via_pci_probe(struct pci_dev *pdev,
- const struct pci_device_id *ent)
+
+int __devinit via_fb_pci_probe(struct pci_dev *pdev,
+ const struct pci_device_id *ent)
{
u32 default_xres, default_yres;
struct VideoModeTable *vmode_entry;
@@ -1764,6 +1765,7 @@ static int __devinit via_pci_probe(struct pci_dev *pdev,
&viaparinfo->shared->lvds_setting_info2;
viaparinfo->crt_setting_info = &viaparinfo->shared->crt_setting_info;
viaparinfo->chip_info = &viaparinfo->shared->chip_info;
+ spin_lock_init(&viaparinfo->reg_lock);
if (viafb_dual_fb)
viafb_SAMM_ON = 1;
@@ -1774,26 +1776,21 @@ static int __devinit via_pci_probe(struct pci_dev *pdev,
if (!viafb_SAMM_ON)
viafb_dual_fb = 0;
- /* Set up I2C bus stuff */
- rc = viafb_create_i2c_busses(viaparinfo);
- if (rc)
- goto out_fb_release;
-
viafb_init_chip_info(pdev, ent);
viaparinfo->fbmem = pci_resource_start(pdev, 0);
viaparinfo->memsize = viafb_get_fb_size_from_pci();
if (viaparinfo->memsize < 0) {
rc = viaparinfo->memsize;
- goto out_delete_i2c;
+ goto out_fb_release;
}
viaparinfo->fbmem_free = viaparinfo->memsize;
viaparinfo->fbmem_used = 0;
viafbinfo->screen_base = ioremap_nocache(viaparinfo->fbmem,
viaparinfo->memsize);
if (!viafbinfo->screen_base) {
- printk(KERN_INFO "ioremap failed\n");
+ printk(KERN_ERR "ioremap of fbmem failed\n");
rc = -ENOMEM;
- goto out_delete_i2c;
+ goto out_fb_release;
}
viafbinfo->fix.mmio_start = pci_resource_start(pdev, 1);
@@ -1963,14 +1960,12 @@ out_fb1_release:
framebuffer_release(viafbinfo1);
out_unmap_screen:
iounmap(viafbinfo->screen_base);
-out_delete_i2c:
- viafb_delete_i2c_busses(viaparinfo);
out_fb_release:
framebuffer_release(viafbinfo);
return rc;
}
-static void __devexit via_pci_remove(struct pci_dev *pdev)
+void __devexit via_fb_pci_remove(struct pci_dev *pdev)
{
DEBUG_MSG(KERN_INFO "via_pci_remove!\n");
fb_dealloc_cmap(&viafbinfo->cmap);
@@ -1980,8 +1975,6 @@ static void __devexit via_pci_remove(struct pci_dev *pdev)
iounmap((void *)viafbinfo->screen_base);
iounmap(viaparinfo->shared->engine_mmio);
- viafb_delete_i2c_busses(viaparinfo);
-
framebuffer_release(viafbinfo);
if (viafb_dual_fb)
framebuffer_release(viafbinfo1);
@@ -2062,41 +2055,10 @@ static int __init viafb_setup(char *options)
}
#endif
-static struct pci_device_id viafb_pci_table[] __devinitdata = {
- { PCI_DEVICE(PCI_VENDOR_ID_VIA, UNICHROME_CLE266_DID),
- .driver_data = UNICHROME_CLE266 },
- { PCI_DEVICE(PCI_VENDOR_ID_VIA, UNICHROME_PM800_DID),
- .driver_data = UNICHROME_PM800 },
- { PCI_DEVICE(PCI_VENDOR_ID_VIA, UNICHROME_K400_DID),
- .driver_data = UNICHROME_K400 },
- { PCI_DEVICE(PCI_VENDOR_ID_VIA, UNICHROME_K800_DID),
- .driver_data = UNICHROME_K800 },
- { PCI_DEVICE(PCI_VENDOR_ID_VIA, UNICHROME_P4M890_DID),
- .driver_data = UNICHROME_CN700 },
- { PCI_DEVICE(PCI_VENDOR_ID_VIA, UNICHROME_K8M890_DID),
- .driver_data = UNICHROME_K8M890 },
- { PCI_DEVICE(PCI_VENDOR_ID_VIA, UNICHROME_CX700_DID),
- .driver_data = UNICHROME_CX700 },
- { PCI_DEVICE(PCI_VENDOR_ID_VIA, UNICHROME_P4M900_DID),
- .driver_data = UNICHROME_P4M900 },
- { PCI_DEVICE(PCI_VENDOR_ID_VIA, UNICHROME_CN750_DID),
- .driver_data = UNICHROME_CN750 },
- { PCI_DEVICE(PCI_VENDOR_ID_VIA, UNICHROME_VX800_DID),
- .driver_data = UNICHROME_VX800 },
- { PCI_DEVICE(PCI_VENDOR_ID_VIA, UNICHROME_VX855_DID),
- .driver_data = UNICHROME_VX855 },
- { }
-};
-MODULE_DEVICE_TABLE(pci, viafb_pci_table);
-
-static struct pci_driver viafb_driver = {
- .name = "viafb",
- .id_table = viafb_pci_table,
- .probe = via_pci_probe,
- .remove = __devexit_p(via_pci_remove),
-};
-
-static int __init viafb_init(void)
+/*
+ * These are called out of via-core for now.
+ */
+int __init viafb_init(void)
{
u32 dummy;
#ifndef MODULE
@@ -2115,13 +2077,12 @@ static int __init viafb_init(void)
printk(KERN_INFO
"VIA Graphics Intergration Chipset framebuffer %d.%d initializing\n",
VERSION_MAJOR, VERSION_MINOR);
- return pci_register_driver(&viafb_driver);
+ return 0;
}
-static void __exit viafb_exit(void)
+void __exit viafb_exit(void)
{
DEBUG_MSG(KERN_INFO "viafb_exit!\n");
- pci_unregister_driver(&viafb_driver);
}
static struct fb_ops viafb_ops = {
@@ -2141,8 +2102,6 @@ static struct fb_ops viafb_ops = {
.fb_sync = viafb_sync,
};
-module_init(viafb_init);
-module_exit(viafb_exit);
#ifdef MODULE
module_param(viafb_mode, charp, S_IRUSR);
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