On 02-08-21, 16:03, abhinavk@xxxxxxxxxxxxxx wrote:
> On 2021-07-14 23:51, Vinod Koul wrote:
> > Display Stream Compression (DSC) is one of the hw blocks in dpu, so add
> > support by adding hw blocks for DSC
> >
> > Signed-off-by: Vinod Koul <vkoul@xxxxxxxxxx>
> > ---
> > Changes since RFC:
> > - Drop unused enums
> >
> > drivers/gpu/drm/msm/Makefile | 1 +
> > .../gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h | 13 ++
> > drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dsc.c | 221 ++++++++++++++++++
> > drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dsc.h | 77 ++++++
> > drivers/gpu/drm/msm/disp/dpu1/dpu_hw_mdss.h | 13 ++
> > 5 files changed, 325 insertions(+)
> > create mode 100644 drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dsc.c
> > create mode 100644 drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dsc.h
> >
> > diff --git a/drivers/gpu/drm/msm/Makefile b/drivers/gpu/drm/msm/Makefile
> > index 610d630326bb..fd8fc57f1f58 100644
> > --- a/drivers/gpu/drm/msm/Makefile
> > +++ b/drivers/gpu/drm/msm/Makefile
> > @@ -61,6 +61,7 @@ msm-y := \
> > disp/dpu1/dpu_hw_blk.o \
> > disp/dpu1/dpu_hw_catalog.o \
> > disp/dpu1/dpu_hw_ctl.o \
> > + disp/dpu1/dpu_hw_dsc.o \
> > disp/dpu1/dpu_hw_interrupts.o \
> > disp/dpu1/dpu_hw_intf.o \
> > disp/dpu1/dpu_hw_lm.o \
> > diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h
> > b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h
> > index 4dfd8a20ad5c..b8b4dc36880c 100644
> > --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h
> > +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h
> > @@ -547,6 +547,16 @@ struct dpu_merge_3d_cfg {
> > const struct dpu_merge_3d_sub_blks *sblk;
> > };
> >
> > +/**
> > + * struct dpu_dsc_cfg - information of DSC blocks
> > + * @id enum identifying this block
> > + * @base register offset of this block
> > + * @features bit mask identifying sub-blocks/features
> > + */
> > +struct dpu_dsc_cfg {
> > + DPU_HW_BLK_INFO;
> > +};
> > +
> > /**
> > * struct dpu_intf_cfg - information of timing engine blocks
> > * @id enum identifying this block
> > @@ -748,6 +758,9 @@ struct dpu_mdss_cfg {
> > u32 merge_3d_count;
> > const struct dpu_merge_3d_cfg *merge_3d;
> >
> > + u32 dsc_count;
> > + struct dpu_dsc_cfg *dsc;
> > +
> > u32 intf_count;
> > const struct dpu_intf_cfg *intf;
> >
> > diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dsc.c
> > b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dsc.c
> > new file mode 100644
> > index 000000000000..e27e67bd42e8
> > --- /dev/null
> > +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dsc.c
> > @@ -0,0 +1,221 @@
> > +// SPDX-License-Identifier: GPL-2.0-only
> > +/*
> > + * Copyright (c) 2020, Linaro Limited
> Copyright year needs an update : 2020-2021?
Thanks for spotting, fixed up
--
~Vinod
