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path: root/drivers/media/i2c/adv7842.c
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Diffstat (limited to 'drivers/media/i2c/adv7842.c')
-rw-r--r--drivers/media/i2c/adv7842.c28
1 files changed, 17 insertions, 11 deletions
diff --git a/drivers/media/i2c/adv7842.c b/drivers/media/i2c/adv7842.c
index 636ac08925f6..0d554919cdd5 100644
--- a/drivers/media/i2c/adv7842.c
+++ b/drivers/media/i2c/adv7842.c
@@ -1399,6 +1399,9 @@ static int read_stdi(struct v4l2_subdev *sd, struct stdi_readback *stdi)
static int adv7842_enum_dv_timings(struct v4l2_subdev *sd,
struct v4l2_enum_dv_timings *timings)
{
+ if (timings->pad != 0)
+ return -EINVAL;
+
return v4l2_enum_dv_timings_cap(timings,
adv7842_get_dv_timings_cap(sd), adv7842_check_dv_timings, NULL);
}
@@ -1406,6 +1409,9 @@ static int adv7842_enum_dv_timings(struct v4l2_subdev *sd,
static int adv7842_dv_timings_cap(struct v4l2_subdev *sd,
struct v4l2_dv_timings_cap *cap)
{
+ if (cap->pad != 0)
+ return -EINVAL;
+
*cap = *adv7842_get_dv_timings_cap(sd);
return 0;
}
@@ -2000,6 +2006,7 @@ static int adv7842_isr(struct v4l2_subdev *sd, u32 status, bool *handled)
if (irq_status[5] & 0x08) {
v4l2_dbg(1, debug, sd, "%s: irq %s mode\n", __func__,
(io_read(sd, 0x65) & 0x08) ? "HDMI" : "DVI");
+ set_rgb_quantization_range(sd);
if (handled)
*handled = true;
}
@@ -2029,8 +2036,6 @@ static int adv7842_get_edid(struct v4l2_subdev *sd, struct v4l2_edid *edid)
return -EINVAL;
if (edid->start_block == 1)
edid->blocks = 1;
- if (!edid->edid)
- return -EINVAL;
switch (edid->pad) {
case ADV7842_EDID_PORT_A:
@@ -2065,8 +2070,6 @@ static int adv7842_set_edid(struct v4l2_subdev *sd, struct v4l2_edid *e)
return -EINVAL;
if (e->blocks > 2)
return -E2BIG;
- if (!e->edid)
- return -EINVAL;
/* todo, per edid */
state->aspect_ratio = v4l2_calc_aspect_ratio(e->edid[0x15],
@@ -2610,6 +2613,12 @@ static int adv7842_core_init(struct v4l2_subdev *sd)
disable_input(sd);
+ /*
+ * Disable I2C access to internal EDID ram from HDMI DDC ports
+ * Disable auto edid enable when leaving powerdown mode
+ */
+ rep_write_and_or(sd, 0x77, 0xd3, 0x20);
+
/* power */
io_write(sd, 0x0c, 0x42); /* Power up part and power down VDP */
io_write(sd, 0x15, 0x80); /* Power up pads */
@@ -2690,9 +2699,6 @@ static int adv7842_core_init(struct v4l2_subdev *sd)
enable_input(sd);
- /* disable I2C access to internal EDID ram from HDMI DDC ports */
- rep_write_and_or(sd, 0x77, 0xf3, 0x00);
-
if (pdata->hpa_auto) {
/* HPA auto, HPA 0.5s after Edid set and Cable detect */
hdmi_write(sd, 0x69, 0x5c);
@@ -2869,8 +2875,6 @@ static const struct v4l2_ctrl_ops adv7842_ctrl_ops = {
static const struct v4l2_subdev_core_ops adv7842_core_ops = {
.log_status = adv7842_log_status,
- .g_std = adv7842_g_std,
- .s_std = adv7842_s_std,
.ioctl = adv7842_ioctl,
.interrupt_service_routine = adv7842_isr,
#ifdef CONFIG_VIDEO_ADV_DEBUG
@@ -2880,14 +2884,14 @@ static const struct v4l2_subdev_core_ops adv7842_core_ops = {
};
static const struct v4l2_subdev_video_ops adv7842_video_ops = {
+ .g_std = adv7842_g_std,
+ .s_std = adv7842_s_std,
.s_routing = adv7842_s_routing,
.querystd = adv7842_querystd,
.g_input_status = adv7842_g_input_status,
.s_dv_timings = adv7842_s_dv_timings,
.g_dv_timings = adv7842_g_dv_timings,
.query_dv_timings = adv7842_query_dv_timings,
- .enum_dv_timings = adv7842_enum_dv_timings,
- .dv_timings_cap = adv7842_dv_timings_cap,
.enum_mbus_fmt = adv7842_enum_mbus_fmt,
.g_mbus_fmt = adv7842_g_mbus_fmt,
.try_mbus_fmt = adv7842_g_mbus_fmt,
@@ -2897,6 +2901,8 @@ static const struct v4l2_subdev_video_ops adv7842_video_ops = {
static const struct v4l2_subdev_pad_ops adv7842_pad_ops = {
.get_edid = adv7842_get_edid,
.set_edid = adv7842_set_edid,
+ .enum_dv_timings = adv7842_enum_dv_timings,
+ .dv_timings_cap = adv7842_dv_timings_cap,
};
static const struct v4l2_subdev_ops adv7842_ops = {