Hi Daniel, On Tuesday, 23 October 2018 16:40:41 EEST Daniel Vetter wrote: > On Mon, Oct 22, 2018 at 01:51:35PM +0530, Souptick Joarder wrote: > > On Thu, Oct 11, 2018 at 1:48 PM Daniel Vetter <dan...@ffwll.ch> wrote: > >> On Mon, Oct 08, 2018 at 09:57:52PM +0530, Souptick Joarder wrote: > >>> On Mon, Oct 1, 2018 at 6:12 PM Noralf Trønnes wrote: > >>>> Den 01.10.2018 13.56, skrev Laurent Pinchart: > >>>>> On Monday, 1 October 2018 09:52:20 EEST Daniel Vetter wrote: > >>>>>> On Fri, Sep 28, 2018 at 06:30:35PM +0300, Laurent Pinchart wrote: > >>>>>>> On Friday, 28 September 2018 18:05:18 EEST Laurent Pinchart wrote: > >>>>>>>> On Thursday, 27 September 2018 09:34:18 EEST Souptick Joarder wrote: > >>>>>>>>> On Tue, Sep 18, 2018 at 10:05 PM Souptick Joarder wrote: > >>>>>>>>>> convert drm_atomic_helper_suspend/resume() to use > >>>>>>>>>> drm_mode_config_helper_suspend/resume(). > >>>>>>>>>> > >>>>>>>>>> remove suspend_state field from the rcar_du_device > >>>>>>>>>> structure as it is no more required. > >>>>>>>>>> > >>>>>>>>>> With this conversion, also > >>>>>>>>>> drm_fbdev_cma_set_suspend_unlocked() > >>>>>>>>>> will left with no consumer. So this function can be removed. > >>>>>>>>>> > >>>>>>>>>> Signed-off-by: Souptick Joarder <jrdr.li...@gmail.com> > >>>>>>>>> > >>>>>>>>> Laurent, any comment on this patch ?? > >>>>>>>> > >>>>>>>> Sorry for the delay, and thanks for pinging me. > >>>>>>>> > >>>>>>>> Reviewed-by: Laurent Pinchart > >>>>>>>> <laurent.pinch...@ideasonboard.com> > >>>>>>>> > >>>>>>>> Should I apply this to my tree or do you plan to merge it > >>>>>>>> through drm-misc as it touches drm_fb_cma_helper.c ? > >>>>>>> > >>>>>>> I just realized that the same patch got supplied by Noralf > >>>>>>> Trønnes nearly a year ago, and was later superseded by > >>>>>>> https://patchwork.freedesktop.org/patch/247861/. I think we > >>>>>>> should thus apply Noralf's patches instead (once he sends v4 > >>>>>>> out). > >>>>>> > >>>>>> I don't think Noralf is still actively working on this, he's busy > >>>>>> with the fbdev emulation stuff. Probably better if you pick up > >>>>>> one of the existing ones, than waiting another year or so :-) > >>>>> > >>>>> Isn't https://patchwork.freedesktop.org/patch/247861/ part of the > >>>>> fbdev emulation stuff ? That patch series is from less than a > >>>>> month ago, so I thought it was actively developed. > >>>>> > >>>>> Let's ask him. Noralf, any comment ? :-) > >>>> > >>>> I see now that I've caused some confusion here. > >>>> > >>>> I did some refactoring of the fbdev stuff in the CMA helper last > >>>> year. In the last series of that work there is this patch: > >>>> > >>>> [v3,07/11] drm/rcar-du: Use drm_mode_config_helper_suspend/resume() > >>>> https://patchwork.freedesktop.org/patch/192414/ > >>>> > >>>> During Christmas I got the idea that maybe it was possible to use a > >>>> dumb buffer to do generic fbdev emulation. That work took me 6 > >>>> months before a solution using a general internal DRM client was > >>>> hammered out. By the time I started to convert drivers I had > >>>> forgotten about that patch. > >>>> > >>>> When I wrote the patch (#247861) to convert rcar to the generic > >>>> fbdev, I just bundled up the suspend/resume change with the fbdev > >>>> conversion. Laurent and Sam commented on that bundling, so I said > >>>> that I would split it up in the next version. > >>>> > >>>> All that being said, I think that this patch should be applied and > >>>> I'll just rebase the rcar fbdev conversion patch on top of that. > >>>> It's the easiest for me at least :-) > >>> > >>> Any conclusion on this patch ? :-) > >> > >> Laurent should pick it up and apply to his rcar-du tree I think. We can > >> also stuff it into drm-misc as a fallback. > > > > Can we get this patch in queue for 4.20 ? > > 5.1, 4.20 is already done. > > But yes, I pulled this into drm-misc-next. Thanks for your patch.
I would have preferred applying this through my tree. I'm currently at ELCE and had to prepare for the conference, hence the delay. > >>>>>>>>>> drivers/gpu/drm/drm_fb_cma_helper.c | 18 ------------------ > >>>>>>>>>> drivers/gpu/drm/rcar-du/rcar_du_drv.c | 21 ++----------------- > >>>>>>>>>> drivers/gpu/drm/rcar-du/rcar_du_drv.h | 1 - > >>>>>>>>>> include/drm/drm_fb_cma_helper.h | 2 -- > >>>>>>>>>> 4 files changed, 2 insertions(+), 40 deletions(-) -- Regards, Laurent Pinchart