Merge git://git.infradead.org/battery-2.6

[linux-2.6] / drivers / video / geode / gxfb_core.c

diff --git a/drivers/video/geode/gxfb_core.c b/drivers/video/geode/gxfb_core.c
index f16c21d5bc21966420a4a5eeffa06f29352d6203..de2b8f9876a5398b1534aa77ac9c269c38e67408 100644 (file)
--- a/drivers/video/geode/gxfb_core.c
+++ b/drivers/video/geode/gxfb_core.c
@@ -41,7 +41,7 @@ static int vram;
 static int vt_switch;
 
 /* Modes relevant to the GX (taken from modedb.c) */
-static const struct fb_videomode gx_modedb[] __initdata = {
+static struct fb_videomode gx_modedb[] __initdata = {
        /* 640x480-60 VESA */
        { NULL, 60, 640, 480, 39682,  48, 16, 33, 10, 96, 2,
          0, FB_VMODE_NONINTERLACED, FB_MODE_IS_VESA },
@@ -108,6 +108,35 @@ static const struct fb_videomode gx_modedb[] __initdata = {
          FB_VMODE_NONINTERLACED, FB_MODE_IS_VESA },
 };
 
+#ifdef CONFIG_OLPC
+#include <asm/olpc.h>
+
+static struct fb_videomode gx_dcon_modedb[] __initdata = {
+       /* The only mode the DCON has is 1200x900 */
+       { NULL, 50, 1200, 900, 17460, 24, 8, 4, 5, 8, 3,
+         FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
+         FB_VMODE_NONINTERLACED, 0 }
+};
+
+static void __init get_modedb(struct fb_videomode **modedb, unsigned int *size)
+{
+       if (olpc_has_dcon()) {
+               *modedb = (struct fb_videomode *) gx_dcon_modedb;
+               *size = ARRAY_SIZE(gx_dcon_modedb);
+       } else {
+               *modedb = (struct fb_videomode *) gx_modedb;
+               *size = ARRAY_SIZE(gx_modedb);
+       }
+}
+
+#else
+static void __init get_modedb(struct fb_videomode **modedb, unsigned int *size)
+{
+       *modedb = (struct fb_videomode *) gx_modedb;
+       *size = ARRAY_SIZE(gx_modedb);
+}
+#endif
+
 static int gxfb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
 {
        if (var->xres > 1600 || var->yres > 1200)
@@ -350,6 +379,9 @@ static int __init gxfb_probe(struct pci_dev *pdev, const struct pci_device_id *i
        int ret;
        unsigned long val;
 
+       struct fb_videomode *modedb_ptr;
+       unsigned int modedb_size;
+
        info = gxfb_init_fbinfo(&pdev->dev);
        if (!info)
                return -ENOMEM;
@@ -369,8 +401,9 @@ static int __init gxfb_probe(struct pci_dev *pdev, const struct pci_device_id *i
        else
                par->enable_crt = 1;
 
+       get_modedb(&modedb_ptr, &modedb_size);
        ret = fb_find_mode(&info->var, info, mode_option,
-                          gx_modedb, ARRAY_SIZE(gx_modedb), NULL, 16);
+                          modedb_ptr, modedb_size, NULL, 16);
        if (ret == 0 || ret == 4) {
                dev_err(&pdev->dev, "could not find valid video mode\n");
                ret = -EINVAL;