From: jean-michel.hautbois@vodalys.com Date: Fri, 6 Feb 2015 14:37:58 +0000 (-0300) Subject: [media] media: i2c: ADV7604: In free run mode, signal is locked X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=5851462531b5c08811057b4530cdb3170e22ac2a;p=sagit-ice-cold%2Fkernel_xiaomi_msm8998.git [media] media: i2c: ADV7604: In free run mode, signal is locked The CP_NON_STD_VIDEO bit indicates an input not aligned with DV timings. If there is no input, and chip is in free run mode, consider we are locked. Signed-off-by: Jean-Michel Hautbois [hans.verkuil@cisco.com: put both conditions in one 'if'] Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/i2c/adv7604.c b/drivers/media/i2c/adv7604.c index d228b7c82310..5f34e0ab06f3 100644 --- a/drivers/media/i2c/adv7604.c +++ b/drivers/media/i2c/adv7604.c @@ -1253,13 +1253,19 @@ static inline bool no_lock_cp(struct v4l2_subdev *sd) return io_read(sd, 0x12) & 0x01; } +static inline bool in_free_run(struct v4l2_subdev *sd) +{ + return cp_read(sd, 0xff) & 0x10; +} + static int adv7604_g_input_status(struct v4l2_subdev *sd, u32 *status) { *status = 0; *status |= no_power(sd) ? V4L2_IN_ST_NO_POWER : 0; *status |= no_signal(sd) ? V4L2_IN_ST_NO_SIGNAL : 0; - if (no_lock_cp(sd)) - *status |= is_digital_input(sd) ? V4L2_IN_ST_NO_SYNC : V4L2_IN_ST_NO_H_LOCK; + if (!in_free_run(sd) && no_lock_cp(sd)) + *status |= is_digital_input(sd) ? + V4L2_IN_ST_NO_SYNC : V4L2_IN_ST_NO_H_LOCK; v4l2_dbg(1, debug, sd, "%s: status = 0x%x\n", __func__, *status); @@ -2200,7 +2206,7 @@ static int adv7604_log_status(struct v4l2_subdev *sd) v4l2_info(sd, "STDI locked: %s\n", no_lock_stdi(sd) ? "false" : "true"); v4l2_info(sd, "CP locked: %s\n", no_lock_cp(sd) ? "false" : "true"); v4l2_info(sd, "CP free run: %s\n", - (!!(cp_read(sd, 0xff) & 0x10) ? "on" : "off")); + (in_free_run(sd)) ? "on" : "off"); v4l2_info(sd, "Prim-mode = 0x%x, video std = 0x%x, v_freq = 0x%x\n", io_read(sd, 0x01) & 0x0f, io_read(sd, 0x00) & 0x3f, (io_read(sd, 0x01) & 0x70) >> 4);