diff options
Diffstat (limited to 'drivers/video/nvidia/nv_of.c')
-rw-r--r-- | drivers/video/nvidia/nv_of.c | 82 |
1 files changed, 0 insertions, 82 deletions
diff --git a/drivers/video/nvidia/nv_of.c b/drivers/video/nvidia/nv_of.c deleted file mode 100644 index 3bc13df4b120..000000000000 --- a/drivers/video/nvidia/nv_of.c +++ /dev/null @@ -1,82 +0,0 @@ -/* - * linux/drivers/video/nvidia/nv_of.c - * - * Copyright 2004 Antonino A. Daplas <adaplas @pol.net> - * - * Based on rivafb-i2c.c - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file COPYING in the main directory of this archive - * for more details. - */ - -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/delay.h> -#include <linux/gfp.h> -#include <linux/pci.h> -#include <linux/fb.h> - -#include <asm/io.h> - -#include <asm/prom.h> -#include <asm/pci-bridge.h> - -#include "nv_type.h" -#include "nv_local.h" -#include "nv_proto.h" - -#include "../edid.h" - -int nvidia_probe_of_connector(struct fb_info *info, int conn, u8 **out_edid) -{ - struct nvidia_par *par = info->par; - struct device_node *parent, *dp; - const unsigned char *pedid = NULL; - static char *propnames[] = { - "DFP,EDID", "LCD,EDID", "EDID", "EDID1", - "EDID,B", "EDID,A", NULL }; - int i; - - parent = pci_device_to_OF_node(par->pci_dev); - if (parent == NULL) - return -1; - if (par->twoHeads) { - const char *pname; - int len; - - for (dp = NULL; - (dp = of_get_next_child(parent, dp)) != NULL;) { - pname = of_get_property(dp, "name", NULL); - if (!pname) - continue; - len = strlen(pname); - if ((pname[len-1] == 'A' && conn == 1) || - (pname[len-1] == 'B' && conn == 2)) { - for (i = 0; propnames[i] != NULL; ++i) { - pedid = of_get_property(dp, - propnames[i], NULL); - if (pedid != NULL) - break; - } - of_node_put(dp); - break; - } - } - } - if (pedid == NULL) { - for (i = 0; propnames[i] != NULL; ++i) { - pedid = of_get_property(parent, propnames[i], NULL); - if (pedid != NULL) - break; - } - } - if (pedid) { - *out_edid = kmemdup(pedid, EDID_LENGTH, GFP_KERNEL); - if (*out_edid == NULL) - return -1; - printk(KERN_DEBUG "nvidiafb: Found OF EDID for head %d\n", conn); - return 0; - } - return -1; -} |