diff options
Diffstat (limited to 'drivers/media/platform/s5p-tv/hdmiphy_drv.c')
| -rw-r--r-- | drivers/media/platform/s5p-tv/hdmiphy_drv.c | 55 |
1 files changed, 22 insertions, 33 deletions
diff --git a/drivers/media/platform/s5p-tv/hdmiphy_drv.c b/drivers/media/platform/s5p-tv/hdmiphy_drv.c index 80717cec76ae..e19a0af1ea4f 100644 --- a/drivers/media/platform/s5p-tv/hdmiphy_drv.c +++ b/drivers/media/platform/s5p-tv/hdmiphy_drv.c @@ -176,35 +176,9 @@ static inline struct hdmiphy_ctx *sd_to_ctx(struct v4l2_subdev *sd) return container_of(sd, struct hdmiphy_ctx, sd); } -static unsigned long hdmiphy_preset_to_pixclk(u32 preset) +static const u8 *hdmiphy_find_conf(unsigned long pixclk, + const struct hdmiphy_conf *conf) { - static const unsigned long pixclk[] = { - [V4L2_DV_480P59_94] = 27000000, - [V4L2_DV_576P50] = 27000000, - [V4L2_DV_720P59_94] = 74176000, - [V4L2_DV_720P50] = 74250000, - [V4L2_DV_720P60] = 74250000, - [V4L2_DV_1080P24] = 74250000, - [V4L2_DV_1080P30] = 74250000, - [V4L2_DV_1080I50] = 74250000, - [V4L2_DV_1080I60] = 74250000, - [V4L2_DV_1080P50] = 148500000, - [V4L2_DV_1080P60] = 148500000, - }; - if (preset < ARRAY_SIZE(pixclk)) - return pixclk[preset]; - else - return 0; -} - -static const u8 *hdmiphy_find_conf(u32 preset, const struct hdmiphy_conf *conf) -{ - unsigned long pixclk; - - pixclk = hdmiphy_preset_to_pixclk(preset); - if (!pixclk) - return NULL; - for (; conf->pixclk; ++conf) if (conf->pixclk == pixclk) return conf->data; @@ -217,8 +191,8 @@ static int hdmiphy_s_power(struct v4l2_subdev *sd, int on) return 0; } -static int hdmiphy_s_dv_preset(struct v4l2_subdev *sd, - struct v4l2_dv_preset *preset) +static int hdmiphy_s_dv_timings(struct v4l2_subdev *sd, + struct v4l2_dv_timings *timings) { const u8 *data; u8 buffer[32]; @@ -226,9 +200,12 @@ static int hdmiphy_s_dv_preset(struct v4l2_subdev *sd, struct hdmiphy_ctx *ctx = sd_to_ctx(sd); struct i2c_client *client = v4l2_get_subdevdata(sd); struct device *dev = &client->dev; + unsigned long pixclk = timings->bt.pixelclock; - dev_info(dev, "s_dv_preset(preset = %d)\n", preset->preset); - data = hdmiphy_find_conf(preset->preset, ctx->conf_tab); + dev_info(dev, "s_dv_timings\n"); + if ((timings->bt.flags & V4L2_DV_FL_REDUCED_FPS) && pixclk == 74250000) + pixclk = 74176000; + data = hdmiphy_find_conf(pixclk, ctx->conf_tab); if (!data) { dev_err(dev, "format not supported\n"); return -EINVAL; @@ -245,6 +222,17 @@ static int hdmiphy_s_dv_preset(struct v4l2_subdev *sd, return 0; } +static int hdmiphy_dv_timings_cap(struct v4l2_subdev *sd, + struct v4l2_dv_timings_cap *cap) +{ + cap->type = V4L2_DV_BT_656_1120; + /* The phy only determines the pixelclock, leave the other values + * at 0 to signify that we have no information for them. */ + cap->bt.min_pixelclock = 27000000; + cap->bt.max_pixelclock = 148500000; + return 0; +} + static int hdmiphy_s_stream(struct v4l2_subdev *sd, int enable) { struct i2c_client *client = v4l2_get_subdevdata(sd); @@ -270,7 +258,8 @@ static const struct v4l2_subdev_core_ops hdmiphy_core_ops = { }; static const struct v4l2_subdev_video_ops hdmiphy_video_ops = { - .s_dv_preset = hdmiphy_s_dv_preset, + .s_dv_timings = hdmiphy_s_dv_timings, + .dv_timings_cap = hdmiphy_dv_timings_cap, .s_stream = hdmiphy_s_stream, }; |