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media: vidtv: simplify PCR logic to get jiffies 

There's no need to have a check when setting timing.past_jiffies,
as we can simply do the initialization earlier at vidtv_mux_init().

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
This commit is contained in:
Mauro Carvalho Chehab 2020-09-20 08:22:20 +02:00
parent cae045f495
commit 880a8fc077
1 changed files with 2 additions and 5 deletions
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7
drivers/media/test-drivers/vidtv/vidtv_mux.c
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@ -100,11 +100,7 @@ static void vidtv_mux_update_clk(struct vidtv_mux *m)
/* call this at every thread iteration */
u64 elapsed_time;
/* this will not hold a value yet if we have just started */
m->timing.past_jiffies = m->timing.current_jiffies ?
m->timing.current_jiffies :
get_jiffies_64();
m->timing.past_jiffies = m->timing.current_jiffies;
m->timing.current_jiffies = get_jiffies_64();
elapsed_time = jiffies_to_usecs(m->timing.current_jiffies -
@ -449,6 +445,7 @@ struct vidtv_mux *vidtv_mux_init(struct dvb_frontend *fe,
m->pcr_pid = args.pcr_pid;
m->transport_stream_id = args.transport_stream_id;
m->priv = args.priv;
m->timing.current_jiffies = get_jiffies_64();
if (args.channels)
m->channels = args.channels;