Den 18.04.2019 18.59, skrev Noralf Trønnes:
>
>
> Den 18.04.2019 14.41, skrev Maxime Ripard:
>> Now that the TV margins are properly parsed and filled into
>> drm_cmdline_mode, we just need to initialise the first state at reset to
>> get those values and start using them.
>>
>> Signed-off-by: Maxime Ripard <maxime.ripard@xxxxxxxxxxx>
>> ---
>> drivers/gpu/drm/vc4/vc4_hdmi.c | 16 +++++++++++++++-
>> 1 file changed, 15 insertions(+), 1 deletion(-)
>>
>> diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c
>> index 99fc8569e0f5..d86f154138f5 100644
>> --- a/drivers/gpu/drm/vc4/vc4_hdmi.c
>> +++ b/drivers/gpu/drm/vc4/vc4_hdmi.c
>> @@ -255,11 +255,25 @@ static int vc4_hdmi_connector_get_modes(struct drm_connector *connector)
>> return ret;
>> }
>>
>> +static void vc4_hdmi_connector_reset(struct drm_connector *connector)
You could turn this function into a helper
drm_atomic_helper_connector_tv_reset() or something.
>> +{
>> + struct drm_cmdline_mode *cmdline = &connector->cmdline_mode;
>> + struct drm_connector_state *state;
>> +
>> + drm_atomic_helper_connector_reset(connector);
>
> Initially I wondered why not do this in the helper, but ofc that would
> apply the values to all the connectors. I know too little about this
> subject to argue for having it in the helper, and it can be changed
> later if deemed convinient, so:
>
> Acked-by: Noralf Trønnes <noralf@xxxxxxxxxxx>
>
>> +
>> + state = connector->state;
>> + state->tv.margins.left = cmdline->tv_margins.left;
>> + state->tv.margins.right = cmdline->tv_margins.right;
>> + state->tv.margins.top = cmdline->tv_margins.top;
>> + state->tv.margins.bottom = cmdline->tv_margins.bottom;
>> +}
>> +
>> static const struct drm_connector_funcs vc4_hdmi_connector_funcs = {
>> .detect = vc4_hdmi_connector_detect,
>> .fill_modes = drm_helper_probe_single_connector_modes,
>> .destroy = vc4_hdmi_connector_destroy,
>> - .reset = drm_atomic_helper_connector_reset,
>> + .reset = vc4_hdmi_connector_reset,
>> .atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
>> .atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
>> };
>>
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