From: Volokh Konstantin Date: Sat, 23 Mar 2013 22:28:28 +0000 (-0300) Subject: [media] tw2804: Revert ADC Control commit 523a4f7fbcf856fb1c2a4850f44edea6738ee37b X-Git-Tag: upstream/snapshot3+hdmi~3461^2~1527 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=8dbee53b2a8dcc23e8d52d85d7e0b4fe268c55e7;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git [media] tw2804: Revert ADC Control commit 523a4f7fbcf856fb1c2a4850f44edea6738ee37b Case: In AdLink MPG24 there is bt878 exists (it captures one frame of all video inputs), Video Signal for it one transmits through tw2804 chip, so we can't control ADC (shut on/off) on tw2804, as some another can use bttv capture way. Signed-off-by: Volokh Konstantin Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/i2c/tw2804.c b/drivers/media/i2c/tw2804.c index 441b766..c5dc2c3 100644 --- a/drivers/media/i2c/tw2804.c +++ b/drivers/media/i2c/tw2804.c @@ -53,7 +53,7 @@ static const u8 global_registers[] = { 0x3d, 0x80, 0x3e, 0x82, 0x3f, 0x82, - 0x78, 0x0f, + 0x78, 0x00, 0xff, 0xff, /* Terminator (reg 0xff does not exist) */ }; @@ -337,20 +337,6 @@ static int tw2804_s_video_routing(struct v4l2_subdev *sd, u32 input, u32 output, return 0; } -static int tw2804_s_stream(struct v4l2_subdev *sd, int enable) -{ - struct tw2804 *dec = to_state(sd); - struct i2c_client *client = v4l2_get_subdevdata(sd); - u32 reg = read_reg(client, 0x78, 0); - - if (enable == 1) - write_reg(client, 0x78, reg & ~(1 << dec->channel), 0); - else - write_reg(client, 0x78, reg | (1 << dec->channel), 0); - - return 0; -} - static const struct v4l2_ctrl_ops tw2804_ctrl_ops = { .g_volatile_ctrl = tw2804_g_volatile_ctrl, .s_ctrl = tw2804_s_ctrl, @@ -358,7 +344,6 @@ static const struct v4l2_ctrl_ops tw2804_ctrl_ops = { static const struct v4l2_subdev_video_ops tw2804_video_ops = { .s_routing = tw2804_s_video_routing, - .s_stream = tw2804_s_stream, }; static const struct v4l2_subdev_core_ops tw2804_core_ops = {