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authorHans Verkuil <hverkuil@xs4all.nl>2007-12-12 06:21:58 -0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2008-01-25 19:04:04 -0200
commit5412c8204f8c4f733acef511979fe1a738b74767 (patch)
tree5b8ab998340c896b59e99f31c1d31989a04d1c8d /drivers/media/video/tveeprom.c
parent3ac510e6097368695ddff20918ab5822823b548e (diff)
downloadblackbird-op-linux-5412c8204f8c4f733acef511979fe1a738b74767.tar.gz
blackbird-op-linux-5412c8204f8c4f733acef511979fe1a738b74767.zip
V4L/DVB (6859): tveeprom: add support for Hauppauge models 74xxx
Thanks to Steve Toth from Hauppauge with providing me with the information needed to add support for these models. Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/tveeprom.c')
-rw-r--r--drivers/media/video/tveeprom.c31
1 files changed, 19 insertions, 12 deletions
diff --git a/drivers/media/video/tveeprom.c b/drivers/media/video/tveeprom.c
index 403fbd0afa3f..4d294e2becb9 100644
--- a/drivers/media/video/tveeprom.c
+++ b/drivers/media/video/tveeprom.c
@@ -405,9 +405,9 @@ void tveeprom_hauppauge_analog(struct i2c_client *c, struct tveeprom *tvee,
** # of inputs/outputs ???
*/
- int i, j, len, done, beenhere, tag,start;
+ int i, j, len, done, beenhere, tag, start;
- int tuner1 = 0, t_format1 = 0, audioic=-1;
+ int tuner1 = 0, t_format1 = 0, audioic = -1;
char *t_name1 = NULL;
const char *t_fmt_name1[8] = { " none", "", "", "", "", "", "", "" };
@@ -418,17 +418,24 @@ void tveeprom_hauppauge_analog(struct i2c_client *c, struct tveeprom *tvee,
memset(tvee, 0, sizeof(*tvee));
done = len = beenhere = 0;
- /* Hack for processing eeprom for em28xx and cx 2388x*/
- if ((eeprom_data[0] == 0x1a) && (eeprom_data[1] == 0xeb) &&
- (eeprom_data[2] == 0x67) && (eeprom_data[3] == 0x95))
- start=0xa0; /* Generic em28xx offset */
- else if (((eeprom_data[0] & 0xe1) == 0x01) &&
- (eeprom_data[1] == 0x00) &&
- (eeprom_data[2] == 0x00) &&
- (eeprom_data[8] == 0x84))
- start=8; /* Generic cx2388x offset */
+ /* Different eeprom start offsets for em28xx, cx2388x and cx23418 */
+ if (eeprom_data[0] == 0x1a &&
+ eeprom_data[1] == 0xeb &&
+ eeprom_data[2] == 0x67 &&
+ eeprom_data[3] == 0x95)
+ start = 0xa0; /* Generic em28xx offset */
+ else if ((eeprom_data[0] & 0xe1) == 0x01 &&
+ eeprom_data[1] == 0x00 &&
+ eeprom_data[2] == 0x00 &&
+ eeprom_data[8] == 0x84)
+ start = 8; /* Generic cx2388x offset */
+ else if (eeprom_data[1] == 0x70 &&
+ eeprom_data[2] == 0x00 &&
+ eeprom_data[4] == 0x74 &&
+ eeprom_data[8] == 0x84)
+ start = 8; /* Generic cx23418 offset (models 74xxx) */
else
- start=0;
+ start = 0;
for (i = start; !done && i < 256; i += len) {
if (eeprom_data[i] == 0x84) {
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