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media: adv748x: afe: Select input port when device is reset 

It's not enough to select the AFE input port during probe: it also needs
to be set when the device is reset. Move the port selection to
adv748x_reset() that is called during probe and when the device needs to
be reset.

Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
This commit is contained in:
Niklas Söderlund 2020-11-22 17:36:35 +01:00 committed by Mauro Carvalho Chehab
parent 4deff542d7
commit c30ed81afe
3 changed files with 6 additions and 5 deletions
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6
drivers/media/i2c/adv748x/adv748x-afe.c
View File

@ -154,7 +154,7 @@ static void adv748x_afe_set_video_standard(struct adv748x_state *state,
(sdpstd & 0xf) << ADV748X_SDP_VID_SEL_SHIFT);
}
static int adv748x_afe_s_input(struct adv748x_afe *afe, unsigned int input)
int adv748x_afe_s_input(struct adv748x_afe *afe, unsigned int input)
{
struct adv748x_state *state = adv748x_afe_to_state(afe);
@ -520,10 +520,6 @@ int adv748x_afe_init(struct adv748x_afe *afe)
}
}
adv748x_afe_s_input(afe, afe->input);
adv_dbg(state, "AFE Default input set to %d\n", afe->input);
/* Entity pads and sinks are 0-indexed to match the pads */
for (i = ADV748X_AFE_SINK_AIN0; i <= ADV748X_AFE_SINK_AIN7; i++)
afe->pads[i].flags = MEDIA_PAD_FL_SINK;

4
drivers/media/i2c/adv748x/adv748x-core.c
View File

@ -516,6 +516,10 @@ static int adv748x_reset(struct adv748x_state *state)
if (ret)
return ret;
adv748x_afe_s_input(&state->afe, state->afe.input);
adv_dbg(state, "AFE Default input set to %d\n", state->afe.input);
/* Reset TXA and TXB */
adv748x_tx_power(&state->txa, 1);
adv748x_tx_power(&state->txa, 0);

1
drivers/media/i2c/adv748x/adv748x.h
View File

@ -435,6 +435,7 @@ int adv748x_tx_power(struct adv748x_csi2 *tx, bool on);
int adv748x_afe_init(struct adv748x_afe *afe);
void adv748x_afe_cleanup(struct adv748x_afe *afe);
int adv748x_afe_s_input(struct adv748x_afe *afe, unsigned int input);
int adv748x_csi2_init(struct adv748x_state *state, struct adv748x_csi2 *tx);
void adv748x_csi2_cleanup(struct adv748x_csi2 *tx);