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author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2014-06-08 10:24:07 +0400 |
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committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2014-06-08 10:24:07 +0400 |
commit | a292241cccb7e20e8b997a9a44177e7c98141859 (patch) | |
tree | a0b0bb95e7dce3233a2d8b203f9e326cdec7a00e /drivers/video/fbdev/via/via_aux_sii164.c | |
parent | d49cb7aeebb974713f9f7ab2991352d3050b095b (diff) | |
parent | 68807a0c2015cb40df4869e16651f0ce5cc14d52 (diff) | |
download | linux-a292241cccb7e20e8b997a9a44177e7c98141859.tar.xz |
Merge branch 'next' into for-linus
Prepare input updates for 3.16.
Diffstat (limited to 'drivers/video/fbdev/via/via_aux_sii164.c')
-rw-r--r-- | drivers/video/fbdev/via/via_aux_sii164.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/drivers/video/fbdev/via/via_aux_sii164.c b/drivers/video/fbdev/via/via_aux_sii164.c new file mode 100644 index 000000000000..ca1b35f033b1 --- /dev/null +++ b/drivers/video/fbdev/via/via_aux_sii164.c @@ -0,0 +1,54 @@ +/* + * Copyright 2011 Florian Tobias Schandinat <FlorianSchandinat@gmx.de> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ +/* + * driver for Silicon Image SiI 164 PanelLink Transmitter + */ + +#include <linux/slab.h> +#include "via_aux.h" + + +static const char *name = "SiI 164 PanelLink Transmitter"; + + +static void probe(struct via_aux_bus *bus, u8 addr) +{ + struct via_aux_drv drv = { + .bus = bus, + .addr = addr, + .name = name}; + /* check vendor id and device id */ + const u8 id[] = {0x01, 0x00, 0x06, 0x00}, len = ARRAY_SIZE(id); + u8 tmp[len]; + + if (!via_aux_read(&drv, 0x00, tmp, len) || memcmp(id, tmp, len)) + return; + + printk(KERN_INFO "viafb: Found %s at address 0x%x\n", name, addr); + via_aux_add(&drv); +} + +void via_aux_sii164_probe(struct via_aux_bus *bus) +{ + u8 i; + + for (i = 0x38; i <= 0x3F; i++) + probe(bus, i); +} |