Re: [RFC v2 03/11] tty: serial: qcom_geni_serial: Use OPP API to set clk/perf state

John Stultz
2020-08-11T23:12:03Z

On Wed, Mar 20, 2019 at 2:49 AM Rajendra Nayak <rnayak@codeaurora.org> wrote:
>
> geni serial needs to express a perforamnce state requirement on CX
> depending on the frequency of the clock rates. Use OPP table from
> DT to register with OPP framework and use dev_pm_opp_set_rate() to
> set the clk/perf state.
>
> Signed-off-by: Rajendra Nayak <rnayak@codeaurora.org>
> Signed-off-by: Stephen Boyd <swboyd@chromium.org>
> ---
> drivers/tty/serial/qcom_geni_serial.c | 15 +++++++++++++--
> 1 file changed, 13 insertions(+), 2 deletions(-)
>

Hey,
I just wanted to follow up on this patch, as I've bisected it
(a5819b548af0) down as having broken qca bluetooth on the Dragonboard
845c.

I haven't yet had time to debug it yet, but wanted to raise the issue
in case anyone else has seen similar trouble.

thanks
-john