Message ID | 20231031131208.435268-5-devarsht@ti.com |
---|---|
State | Changes Requested |
Delegated to: | Anatolij Gustschin |
Headers | show |
Series | Move video memory reservation for SPL to the | expand |
On Tue, 31 Oct 2023 at 13:12, Devarsh Thakkar <devarsht@ti.com> wrote: > > Skip framebufer reservation if it was already reserved > from previous stage and whose information was passed > using a bloblist. > > Signed-off-by: Devarsh Thakkar <devarsht@ti.com> > Reviewed-by: Simon Glass <sjg@chromium.org> > --- > V2: > - Add debug prints > - Fix commenting style > --- > drivers/video/video-uclass.c | 12 ++++++++++++ > 1 file changed, 12 insertions(+) > > diff --git a/drivers/video/video-uclass.c b/drivers/video/video-uclass.c > index f743ed74c8..335a1a1828 100644 > --- a/drivers/video/video-uclass.c > +++ b/drivers/video/video-uclass.c > @@ -123,6 +123,18 @@ int video_reserve(ulong *addrp) > struct udevice *dev; > ulong size; > > + if (IS_ENABLED(CONFIG_SPL_VIDEO_HANDOFF) && spl_phase() > PHASE_SPL) { > + /* Skip allocation if already received a bloblist which comment style /* * Skip ... > + * filled below fields > + */ > + if (gd->fb_base && gd->video_top && gd->video_bottom) { > + debug("Found pre-reserved video memory from %lx to %lx\n", > + gd->video_bottom, gd->video_top); > + debug("Skipping video frame buffer allocation\n"); > + return 0; > + } > + } > + > gd->video_top = *addrp; > for (uclass_find_first_device(UCLASS_VIDEO, &dev); > dev; > -- > 2.34.1 > Regards, Simon
Hi Simon, Thanks for the review. On 03/11/23 04:16, Simon Glass wrote: > On Tue, 31 Oct 2023 at 13:12, Devarsh Thakkar <devarsht@ti.com> wrote: >> >> Skip framebufer reservation if it was already reserved >> from previous stage and whose information was passed >> using a bloblist. >> >> Signed-off-by: Devarsh Thakkar <devarsht@ti.com> >> Reviewed-by: Simon Glass <sjg@chromium.org> >> --- >> V2: >> - Add debug prints >> - Fix commenting style >> --- >> drivers/video/video-uclass.c | 12 ++++++++++++ >> 1 file changed, 12 insertions(+) >> >> diff --git a/drivers/video/video-uclass.c b/drivers/video/video-uclass.c >> index f743ed74c8..335a1a1828 100644 >> --- a/drivers/video/video-uclass.c >> +++ b/drivers/video/video-uclass.c >> @@ -123,6 +123,18 @@ int video_reserve(ulong *addrp) >> struct udevice *dev; >> ulong size; >> >> + if (IS_ENABLED(CONFIG_SPL_VIDEO_HANDOFF) && spl_phase() > PHASE_SPL) { >> + /* Skip allocation if already received a bloblist which > > comment style > > /* > * Skip ... Oops, thanks for the nitpick, will correct this, I wonder why checkpatch didn't catch this :) Regards Devarsh > >> + * filled below fields >> + */ >> + if (gd->fb_base && gd->video_top && gd->video_bottom) { >> + debug("Found pre-reserved video memory from %lx to %lx\n", >> + gd->video_bottom, gd->video_top); >> + debug("Skipping video frame buffer allocation\n"); >> + return 0; >> + } >> + } >> + >> gd->video_top = *addrp; >> for (uclass_find_first_device(UCLASS_VIDEO, &dev); >> dev; >> -- >> 2.34.1 >> > > Regards, > Simon
diff --git a/drivers/video/video-uclass.c b/drivers/video/video-uclass.c index f743ed74c8..335a1a1828 100644 --- a/drivers/video/video-uclass.c +++ b/drivers/video/video-uclass.c @@ -123,6 +123,18 @@ int video_reserve(ulong *addrp) struct udevice *dev; ulong size; + if (IS_ENABLED(CONFIG_SPL_VIDEO_HANDOFF) && spl_phase() > PHASE_SPL) { + /* Skip allocation if already received a bloblist which + * filled below fields + */ + if (gd->fb_base && gd->video_top && gd->video_bottom) { + debug("Found pre-reserved video memory from %lx to %lx\n", + gd->video_bottom, gd->video_top); + debug("Skipping video frame buffer allocation\n"); + return 0; + } + } + gd->video_top = *addrp; for (uclass_find_first_device(UCLASS_VIDEO, &dev); dev;