diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2012-03-22 23:43:40 -0400 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-03-22 23:43:40 -0400 |
commit | 437538267b672f9320833907f1b5acbb2605f4be (patch) | |
tree | d10173b35a5b86bc037bb2ece1b406d5575a2094 /drivers/video/via/via_aux_vt1632.c | |
parent | 9586c959bfc917695893bef0102433a7d0675691 (diff) | |
parent | 6bff98b455cf3e666fd0e3d0d908eba874de0eee (diff) |
Merge tag 'fbdev-updates-for-3.4' of git://github.com/schandinat/linux-2.6
Pull fbdev updates for 3.4 from Florian Tobias Schandinat:
- drivers for Samsung Exynos MIPI DSI and display port
- i740fb to support those old Intel chips
- large updates to OMAP, viafb and sh_mobile_lcdcfb
- some updates to s3c-fb and udlfb, few patches to others
Fix up conflicts in drivers/video/udlfb.c due to Key Sievers' fix making
it in twice.
* tag 'fbdev-updates-for-3.4' of git://github.com/schandinat/linux-2.6: (156 commits)
Revert "video:uvesafb: Fix oops that uvesafb try to execute NX-protected page"
OMAPDSS: register dss drivers in module init
video: pxafb: add clk_prepare/clk_unprepare calls
fbdev: bfin_adv7393fb: Drop needless include
fbdev: sh_mipi_dsi: add extra phyctrl for sh_mipi_dsi_info
fbdev: remove dependency of FB_SH_MOBILE_MERAM from FB_SH_MOBILE_LCDC
Revert "MAINTAINERS: add entry for exynos mipi display drivers"
fbdev: da8xx: add support for SP10Q010 display
fbdev: da8xx:: fix reporting of the display timing info
drivers/video/pvr2fb.c: ensure arguments to request_irq and free_irq are compatible
OMAPDSS: APPLY: fix clearing shadow dirty flag with manual update
fbdev: sh_mobile_meram: Implement system suspend/resume
fbdev: sh_mobile_meram: Remove unneeded sanity checks
fbdev: sh_mobile_meram: Don't perform update in register operation
arm: mach-shmobile: Constify sh_mobile_meram_cfg structures
fbdev: sh_mobile_lcdc: Don't store copy of platform data
fbdev: sh_mobile_meram: Remove unused sh_mobile_meram_icb_cfg fields
arm: mach-shmobile: Don't set MERAM ICB numbers in platform data
fbdev: sh_mobile_meram: Allocate ICBs automatically
fbdev: sh_mobile_meram: Use genalloc to manage MERAM allocation
...
Diffstat (limited to 'drivers/video/via/via_aux_vt1632.c')
-rw-r--r-- | drivers/video/via/via_aux_vt1632.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/drivers/video/via/via_aux_vt1632.c b/drivers/video/via/via_aux_vt1632.c new file mode 100644 index 000000000000..d24f4cd97401 --- /dev/null +++ b/drivers/video/via/via_aux_vt1632.c | |||
@@ -0,0 +1,54 @@ | |||
1 | /* | ||
2 | * Copyright 2011 Florian Tobias Schandinat <FlorianSchandinat@gmx.de> | ||
3 | * | ||
4 | * This program is free software; you can redistribute it and/or | ||
5 | * modify it under the terms of the GNU General Public | ||
6 | * License as published by the Free Software Foundation; | ||
7 | * either version 2, or (at your option) any later version. | ||
8 | * | ||
9 | * This program is distributed in the hope that it will be useful, | ||
10 | * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even | ||
11 | * the implied warranty of MERCHANTABILITY or FITNESS FOR | ||
12 | * A PARTICULAR PURPOSE.See the GNU General Public License | ||
13 | * for more details. | ||
14 | * | ||
15 | * You should have received a copy of the GNU General Public License | ||
16 | * along with this program; if not, write to the Free Software | ||
17 | * Foundation, Inc., | ||
18 | * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | ||
19 | */ | ||
20 | /* | ||
21 | * driver for VIA VT1632 DVI Transmitter | ||
22 | */ | ||
23 | |||
24 | #include <linux/slab.h> | ||
25 | #include "via_aux.h" | ||
26 | |||
27 | |||
28 | static const char *name = "VT1632 DVI Transmitter"; | ||
29 | |||
30 | |||
31 | static void probe(struct via_aux_bus *bus, u8 addr) | ||
32 | { | ||
33 | struct via_aux_drv drv = { | ||
34 | .bus = bus, | ||
35 | .addr = addr, | ||
36 | .name = name}; | ||
37 | /* check vendor id and device id */ | ||
38 | const u8 id[] = {0x06, 0x11, 0x92, 0x31}, len = ARRAY_SIZE(id); | ||
39 | u8 tmp[len]; | ||
40 | |||
41 | if (!via_aux_read(&drv, 0x00, tmp, len) || memcmp(id, tmp, len)) | ||
42 | return; | ||
43 | |||
44 | printk(KERN_INFO "viafb: Found %s at address 0x%x\n", name, addr); | ||
45 | via_aux_add(&drv); | ||
46 | } | ||
47 | |||
48 | void via_aux_vt1632_probe(struct via_aux_bus *bus) | ||
49 | { | ||
50 | u8 i; | ||
51 | |||
52 | for (i = 0x08; i <= 0x0F; i++) | ||
53 | probe(bus, i); | ||
54 | } | ||