Proxmox-Port/linux-loongson
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson synced 2025-10-31 16:23:20 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

intelfb: use firmware EDID for mode database

Browse Source 
Use firmware EDID for the driver's private mode database.

Signed-off-by: Antonino Daplas <adaplas@pol.net>
Cc: Sylvain Meyer <sylvain.meyer@worldonline.fr>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Dave Airlie <airlied@linux.ie>
This commit is contained in:
Antonino A. Daplas 2006-05-29 18:49:08 +10:00 committed by Dave Airlie
parent 080a416802
commit 56e004e543
1 changed files with 36 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

42
drivers/video/intelfb/intelfbdrv.c
View File

@ -132,6 +132,7 @@
#include "intelfb.h"
#include "intelfbhw.h"
#include "../edid.h"
static void __devinit get_initial_mode(struct intelfb_info *dinfo);
static void update_dinfo(struct intelfb_info *dinfo,
@ -1031,13 +1032,42 @@ intelfb_init_var(struct intelfb_info *dinfo)
sizeof(struct fb_var_screeninfo));
msrc = 5;
} else {
if (mode) {
msrc = fb_find_mode(var, dinfo->info, mode,
vesa_modes, VESA_MODEDB_SIZE,
NULL, 0);
if (msrc)
msrc |= 8;
const u8 *edid_s = fb_firmware_edid(&dinfo->pdev->dev);
u8 *edid_d = NULL;
if (edid_s) {
edid_d = kmalloc(128, GFP_KERNEL);
if (edid_d) {
memcpy(edid_d, edid_s, 128);
fb_edid_to_monspecs(edid_d,
&dinfo->info->monspecs);
kfree(edid_d);
}
}
if (mode) {
printk("intelfb: Looking for mode in private "
"database\n");
msrc = fb_find_mode(var, dinfo->info, mode,
dinfo->info->monspecs.modedb,
dinfo->info->monspecs.modedb_len,
NULL, 0);
if (msrc && msrc > 1) {
printk("intelfb: No mode in private database, "
"intelfb: looking for mode in global "
"database ");
msrc = fb_find_mode(var, dinfo->info, mode,
vesa_modes,
VESA_MODEDB_SIZE, NULL, 0);
if (msrc)
msrc |= 8;
}
}
if (!msrc) {
msrc = fb_find_mode(var, dinfo->info, PREFERRED_MODE,
vesa_modes, VESA_MODEDB_SIZE,