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Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6: sparc64: Add very basic XVR-1000 framebuffer driver. qlogicpti: Remove slash in QlogicPTI irq name
This commit is contained in:
commit
3474cbd11d
@ -738,7 +738,7 @@ static int __devinit qpti_register_irq(struct qlogicpti *qpti)
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* sanely maintain.
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*/
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if (request_irq(qpti->irq, qpti_intr,
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IRQF_SHARED, "Qlogic/PTI", qpti))
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IRQF_SHARED, "QlogicPTI", qpti))
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goto fail;
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printk("qlogicpti%d: IRQ %d ", qpti->qpti_id, qpti->irq);
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@ -912,6 +912,18 @@ config FB_XVR2500
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mostly initialized the card already. It is treated as a
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completely dumb framebuffer device.
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config FB_XVR1000
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bool "Sun XVR-1000 support"
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depends on SPARC64
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select FB_CFB_FILLRECT
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select FB_CFB_COPYAREA
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select FB_CFB_IMAGEBLIT
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help
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This is the framebuffer device for the Sun XVR-1000 and similar
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graphics cards. The driver only works on sparc64 systems where
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the system firmware has mostly initialized the card already. It
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is treated as a completely dumb framebuffer device.
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config FB_PVR2
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tristate "NEC PowerVR 2 display support"
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depends on FB && SH_DREAMCAST
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@ -79,6 +79,7 @@ obj-$(CONFIG_FB_N411) += n411.o
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obj-$(CONFIG_FB_HGA) += hgafb.o
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obj-$(CONFIG_FB_XVR500) += sunxvr500.o
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obj-$(CONFIG_FB_XVR2500) += sunxvr2500.o
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obj-$(CONFIG_FB_XVR1000) += sunxvr1000.o
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obj-$(CONFIG_FB_IGA) += igafb.o
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obj-$(CONFIG_FB_APOLLO) += dnfb.o
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obj-$(CONFIG_FB_Q40) += q40fb.o
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228
drivers/video/sunxvr1000.c
Normal file
228
drivers/video/sunxvr1000.c
Normal file
@ -0,0 +1,228 @@
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/* sunxvr1000.c: Sun XVR-1000 driver for sparc64 systems
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*
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* Copyright (C) 2010 David S. Miller (davem@davemloft.net)
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*/
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#include <linux/module.h>
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#include <linux/kernel.h>
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#include <linux/slab.h>
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#include <linux/fb.h>
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#include <linux/init.h>
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#include <linux/of_device.h>
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struct gfb_info {
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struct fb_info *info;
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char __iomem *fb_base;
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unsigned long fb_base_phys;
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struct device_node *of_node;
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unsigned int width;
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unsigned int height;
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unsigned int depth;
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unsigned int fb_size;
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u32 pseudo_palette[16];
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};
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static int __devinit gfb_get_props(struct gfb_info *gp)
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{
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gp->width = of_getintprop_default(gp->of_node, "width", 0);
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gp->height = of_getintprop_default(gp->of_node, "height", 0);
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gp->depth = of_getintprop_default(gp->of_node, "depth", 32);
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if (!gp->width || !gp->height) {
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printk(KERN_ERR "gfb: Critical properties missing for %s\n",
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gp->of_node->full_name);
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return -EINVAL;
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}
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return 0;
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}
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static int gfb_setcolreg(unsigned regno,
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unsigned red, unsigned green, unsigned blue,
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unsigned transp, struct fb_info *info)
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{
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u32 value;
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if (regno < 16) {
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red >>= 8;
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green >>= 8;
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blue >>= 8;
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value = (blue << 16) | (green << 8) | red;
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((u32 *)info->pseudo_palette)[regno] = value;
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}
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return 0;
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}
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static struct fb_ops gfb_ops = {
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.owner = THIS_MODULE,
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.fb_setcolreg = gfb_setcolreg,
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.fb_fillrect = cfb_fillrect,
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.fb_copyarea = cfb_copyarea,
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.fb_imageblit = cfb_imageblit,
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};
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static int __devinit gfb_set_fbinfo(struct gfb_info *gp)
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{
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struct fb_info *info = gp->info;
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struct fb_var_screeninfo *var = &info->var;
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info->flags = FBINFO_DEFAULT;
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info->fbops = &gfb_ops;
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info->screen_base = gp->fb_base;
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info->screen_size = gp->fb_size;
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info->pseudo_palette = gp->pseudo_palette;
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/* Fill fix common fields */
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strlcpy(info->fix.id, "gfb", sizeof(info->fix.id));
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info->fix.smem_start = gp->fb_base_phys;
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info->fix.smem_len = gp->fb_size;
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info->fix.type = FB_TYPE_PACKED_PIXELS;
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if (gp->depth == 32 || gp->depth == 24)
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info->fix.visual = FB_VISUAL_TRUECOLOR;
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else
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info->fix.visual = FB_VISUAL_PSEUDOCOLOR;
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var->xres = gp->width;
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var->yres = gp->height;
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var->xres_virtual = var->xres;
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var->yres_virtual = var->yres;
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var->bits_per_pixel = gp->depth;
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var->red.offset = 0;
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var->red.length = 8;
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var->green.offset = 8;
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var->green.length = 8;
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var->blue.offset = 16;
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var->blue.length = 8;
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var->transp.offset = 0;
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var->transp.length = 0;
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if (fb_alloc_cmap(&info->cmap, 256, 0)) {
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printk(KERN_ERR "gfb: Cannot allocate color map.\n");
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return -ENOMEM;
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}
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return 0;
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}
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static int __devinit gfb_probe(struct of_device *op,
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const struct of_device_id *match)
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{
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struct device_node *dp = op->node;
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struct fb_info *info;
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struct gfb_info *gp;
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int err;
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info = framebuffer_alloc(sizeof(struct gfb_info), &op->dev);
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if (!info) {
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printk(KERN_ERR "gfb: Cannot allocate fb_info\n");
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err = -ENOMEM;
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goto err_out;
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}
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gp = info->par;
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gp->info = info;
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gp->of_node = dp;
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gp->fb_base_phys = op->resource[6].start;
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err = gfb_get_props(gp);
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if (err)
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goto err_release_fb;
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/* Framebuffer length is the same regardless of resolution. */
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info->fix.line_length = 16384;
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gp->fb_size = info->fix.line_length * gp->height;
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gp->fb_base = of_ioremap(&op->resource[6], 0,
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gp->fb_size, "gfb fb");
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if (!gp->fb_base)
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goto err_release_fb;
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err = gfb_set_fbinfo(gp);
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if (err)
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goto err_unmap_fb;
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printk("gfb: Found device at %s\n", dp->full_name);
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err = register_framebuffer(info);
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if (err < 0) {
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printk(KERN_ERR "gfb: Could not register framebuffer %s\n",
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dp->full_name);
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goto err_unmap_fb;
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}
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dev_set_drvdata(&op->dev, info);
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return 0;
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err_unmap_fb:
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of_iounmap(&op->resource[6], gp->fb_base, gp->fb_size);
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err_release_fb:
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framebuffer_release(info);
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err_out:
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return err;
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}
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static int __devexit gfb_remove(struct of_device *op)
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{
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struct fb_info *info = dev_get_drvdata(&op->dev);
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struct gfb_info *gp = info->par;
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unregister_framebuffer(info);
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iounmap(gp->fb_base);
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of_iounmap(&op->resource[6], gp->fb_base, gp->fb_size);
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framebuffer_release(info);
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dev_set_drvdata(&op->dev, NULL);
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return 0;
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}
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static const struct of_device_id gfb_match[] = {
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{
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.name = "SUNW,gfb",
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},
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{},
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};
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MODULE_DEVICE_TABLE(of, ffb_match);
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static struct of_platform_driver gfb_driver = {
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.name = "gfb",
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.match_table = gfb_match,
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.probe = gfb_probe,
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.remove = __devexit_p(gfb_remove),
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};
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static int __init gfb_init(void)
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{
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if (fb_get_options("gfb", NULL))
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return -ENODEV;
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return of_register_driver(&gfb_driver, &of_bus_type);
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}
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static void __exit gfb_exit(void)
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{
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of_unregister_driver(&gfb_driver);
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}
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module_init(gfb_init);
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module_exit(gfb_exit);
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MODULE_DESCRIPTION("framebuffer driver for Sun XVR-1000 graphics");
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MODULE_AUTHOR("David S. Miller <davem@davemloft.net>");
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MODULE_VERSION("1.0");
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MODULE_LICENSE("GPL");
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