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Subject: [media] tvaudio: fix compiler warnings Author: Hans Verkuil <[email protected]> Date: Thu Aug 25 10:24:16 2011 -0300 This is indeed a bug: balance and volume must be used to set the left and right channel volume. Fixed. Signed-off-by: Hans Verkuil <[email protected]> Signed-off-by: Mauro Carvalho Chehab <[email protected]> drivers/media/video/tvaudio.c | 9 ++++++--- 1 files changed, 6 insertions(+), 3 deletions(-) --- http://git.linuxtv.org/media_tree.git?a=commitdiff;h=88af83048d3bdfe3de7aee54e7117afbc2f8dd58 diff --git a/drivers/media/video/tvaudio.c b/drivers/media/video/tvaudio.c index c46a3bb..f22dbef 100644 --- a/drivers/media/video/tvaudio.c +++ b/drivers/media/video/tvaudio.c @@ -1695,14 +1695,17 @@ static int tvaudio_s_ctrl(struct v4l2_subdev *sd, case V4L2_CID_AUDIO_BALANCE: { int volume, balance; + if (!(desc->flags & CHIP_HAS_VOLUME)) break; - volume = max(chip->left,chip->right); + volume = max(chip->left, chip->right); balance = ctrl->value; + chip->left = (min(65536 - balance, 32768) * volume) / 32768; + chip->right = (min(balance, volume * (__u16)32768)) / 32768; - chip_write(chip,desc->leftreg,desc->volfunc(chip->left)); - chip_write(chip,desc->rightreg,desc->volfunc(chip->right)); + chip_write(chip, desc->leftreg, desc->volfunc(chip->left)); + chip_write(chip, desc->rightreg, desc->volfunc(chip->right)); return 0; } _______________________________________________ linuxtv-commits mailing list [email protected] http://www.linuxtv.org/cgi-bin/mailman/listinfo/linuxtv-commits
