lkml.org 
[lkml]   [2020]   [Mar]   [9]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
Date
SubjectRe: [PATCH v13 2/5] soc: qcom: rpmh: Update dirty flag only when data changes
Hi,

On Mon, Mar 9, 2020 at 2:31 AM Maulik Shah <mkshah@codeaurora.org> wrote:
>
> Currently rpmh ctrlr dirty flag is set for all cases regardless of data
> is really changed or not. Add changes to update dirty flag when data is
> changed to newer values. Update dirty flag everytime when data in batch
> cache is updated since rpmh_flush() may get invoked from any CPU instead
> of only last CPU going to low power mode.
>
> Also move dirty flag updates to happen from within cache_lock and remove
> unnecessary INIT_LIST_HEAD() call and a default case from switch.
>
> Fixes: 600513dfeef3 ("drivers: qcom: rpmh: cache sleep/wake state requests")
> Signed-off-by: Maulik Shah <mkshah@codeaurora.org>
> Reviewed-by: Srinivas Rao L <lsrao@codeaurora.org>
> Reviewed-by: Evan Green <evgreen@chromium.org>
> ---
> drivers/soc/qcom/rpmh.c | 19 +++++++++++--------
> 1 file changed, 11 insertions(+), 8 deletions(-)

Reviewed-by: Douglas Anderson <dianders@chromium.org>

\
 
 \ /
  Last update: 2020-03-10 00:43    [W:0.121 / U:0.100 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site