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author | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-03-27 16:32:29 +0200 |
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committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-03-27 16:32:29 +0200 |
commit | 50953e0640b3473dcb409d5d0d938c2742c93b0d (patch) | |
tree | 3b0dc374e61564fbbd8adff92c8fae16fdeb423a /drivers/video/via/via_aux_vt1622.c | |
parent | [media] update CARDLIST.em28xx (diff) | |
parent | poll: add poll_requested_events() and poll_does_not_wait() functions (diff) | |
download | linux-50953e0640b3473dcb409d5d0d938c2742c93b0d.tar.xz linux-50953e0640b3473dcb409d5d0d938c2742c93b0d.zip |
Merge branch 'poll' into staging/for_v3.4
* poll: (5970 commits)
poll: add poll_requested_events() and poll_does_not_wait() functions
crc32: select an algorithm via Kconfig
crc32: add self-test code for crc32c
crypto: crc32c should use library implementation
crc32: bolt on crc32c
crc32: add note about this patchset to crc32.c
crc32: optimize loop counter for x86
crc32: add slice-by-8 algorithm to existing code
crc32: make CRC_*_BITS definition correspond to actual bit counts
crc32: fix mixing of endian-specific types
crc32: miscellaneous cleanups
crc32: simplify unit test code
crc32: move long comment about crc32 fundamentals to Documentation/
crc32: remove two instances of trailing whitespaces
checkpatch: check for quoted strings broken across lines
checkpatch: whitespace - add/remove blank lines
checkpatch: warn on use of yield()
checkpatch: add --strict tests for braces, comments and casts
checkpatch: add [] to type extensions
checkpatch: high precedence operators do not require additional parentheses in #defines
...
Diffstat (limited to 'drivers/video/via/via_aux_vt1622.c')
-rw-r--r-- | drivers/video/via/via_aux_vt1622.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/drivers/video/via/via_aux_vt1622.c b/drivers/video/via/via_aux_vt1622.c new file mode 100644 index 000000000000..8c79c68ba683 --- /dev/null +++ b/drivers/video/via/via_aux_vt1622.c @@ -0,0 +1,50 @@ +/* + * 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 VIA VT1622(M) Digital TV Encoder + */ + +#include <linux/slab.h> +#include "via_aux.h" + + +static const char *name = "VT1622(M) Digital TV Encoder"; + + +static void probe(struct via_aux_bus *bus, u8 addr) +{ + struct via_aux_drv drv = { + .bus = bus, + .addr = addr, + .name = name}; + u8 tmp; + + if (!via_aux_read(&drv, 0x1B, &tmp, 1) || tmp != 0x03) + return; + + printk(KERN_INFO "viafb: Found %s at address 0x%x\n", name, addr); + via_aux_add(&drv); +} + +void via_aux_vt1622_probe(struct via_aux_bus *bus) +{ + probe(bus, 0x20); + probe(bus, 0x21); +} |