On 12/2/21 7:27 AM, Moudy Ho wrote: > This patch adds driver for Mediatek's Media Data Path ver.3 (MDP3). > It provides the following functions: > color transform, format conversion, resize, crop, rotate, flip > and additional image quality enhancement. > > The MDP3 driver is mainly used for Google Chromebook products to > import the new architecture to set the HW settings as shown below: > User -> V4L2 framework > -> MDP3 driver -> SCP (setting calculations) > -> MDP3 driver -> CMDQ (GCE driver) -> HW > > Each modules' related operation control is sited in mtk-mdp3-comp.c > Each modules' register table is defined in file with "mdp_reg_" prefix > GCE related API, operation control sited in mtk-mdp3-cmdq.c > V4L2 m2m device functions are implemented in mtk-mdp3-m2m.c > Probe, power, suspend/resume, system level functions are defined in > mtk-mdp3-core.c > > Signed-off-by: Ping-Hsun Wu <ping-hsun.wu@xxxxxxxxxxxx> > Signed-off-by: daoyuan huang <daoyuan.huang@xxxxxxxxxxxx> > Signed-off-by: Moudy Ho <moudy.ho@xxxxxxxxxxxx> > Reported-by: kernel test robot <lkp@xxxxxxxxx> > --- > drivers/media/platform/Kconfig | 19 + > drivers/media/platform/Makefile | 2 + > drivers/media/platform/mtk-mdp3/Makefile | 6 + > .../media/platform/mtk-mdp3/mdp_reg_ccorr.h | 19 + > drivers/media/platform/mtk-mdp3/mdp_reg_isp.h | 27 + > .../media/platform/mtk-mdp3/mdp_reg_rdma.h | 65 + > drivers/media/platform/mtk-mdp3/mdp_reg_rsz.h | 39 + > .../media/platform/mtk-mdp3/mdp_reg_wdma.h | 47 + > .../media/platform/mtk-mdp3/mdp_reg_wrot.h | 55 + > drivers/media/platform/mtk-mdp3/mtk-img-ipi.h | 280 ++++ > .../media/platform/mtk-mdp3/mtk-mdp3-cmdq.c | 505 +++++++ > .../media/platform/mtk-mdp3/mtk-mdp3-cmdq.h | 46 + > .../media/platform/mtk-mdp3/mtk-mdp3-comp.c | 1264 +++++++++++++++++ > .../media/platform/mtk-mdp3/mtk-mdp3-comp.h | 147 ++ > .../media/platform/mtk-mdp3/mtk-mdp3-core.c | 338 +++++ > .../media/platform/mtk-mdp3/mtk-mdp3-core.h | 76 + > .../media/platform/mtk-mdp3/mtk-mdp3-m2m.c | 789 ++++++++++ > .../media/platform/mtk-mdp3/mtk-mdp3-m2m.h | 49 + > .../media/platform/mtk-mdp3/mtk-mdp3-regs.c | 737 ++++++++++ > .../media/platform/mtk-mdp3/mtk-mdp3-regs.h | 372 +++++ > .../media/platform/mtk-mdp3/mtk-mdp3-vpu.c | 312 ++++ > .../media/platform/mtk-mdp3/mtk-mdp3-vpu.h | 78 + > 22 files changed, 5272 insertions(+) > create mode 100644 drivers/media/platform/mtk-mdp3/Makefile > create mode 100644 drivers/media/platform/mtk-mdp3/mdp_reg_ccorr.h > create mode 100644 drivers/media/platform/mtk-mdp3/mdp_reg_isp.h > create mode 100644 drivers/media/platform/mtk-mdp3/mdp_reg_rdma.h > create mode 100644 drivers/media/platform/mtk-mdp3/mdp_reg_rsz.h > create mode 100644 drivers/media/platform/mtk-mdp3/mdp_reg_wdma.h > create mode 100644 drivers/media/platform/mtk-mdp3/mdp_reg_wrot.h > create mode 100644 drivers/media/platform/mtk-mdp3/mtk-img-ipi.h > create mode 100644 drivers/media/platform/mtk-mdp3/mtk-mdp3-cmdq.c > create mode 100644 drivers/media/platform/mtk-mdp3/mtk-mdp3-cmdq.h > create mode 100644 drivers/media/platform/mtk-mdp3/mtk-mdp3-comp.c > create mode 100644 drivers/media/platform/mtk-mdp3/mtk-mdp3-comp.h > create mode 100644 drivers/media/platform/mtk-mdp3/mtk-mdp3-core.c > create mode 100644 drivers/media/platform/mtk-mdp3/mtk-mdp3-core.h > create mode 100644 drivers/media/platform/mtk-mdp3/mtk-mdp3-m2m.c > create mode 100644 drivers/media/platform/mtk-mdp3/mtk-mdp3-m2m.h > create mode 100644 drivers/media/platform/mtk-mdp3/mtk-mdp3-regs.c > create mode 100644 drivers/media/platform/mtk-mdp3/mtk-mdp3-regs.h > create mode 100644 drivers/media/platform/mtk-mdp3/mtk-mdp3-vpu.c > create mode 100644 drivers/media/platform/mtk-mdp3/mtk-mdp3-vpu.h > > diff --git a/drivers/media/platform/Kconfig b/drivers/media/platform/Kconfig > index cf4adc64c953..e6c1e8892154 100644 > --- a/drivers/media/platform/Kconfig > +++ b/drivers/media/platform/Kconfig > @@ -315,6 +315,25 @@ config VIDEO_MEDIATEK_MDP > To compile this driver as a module, choose M here: the > module will be called mtk-mdp. > > +config VIDEO_MEDIATEK_MDP3 > + tristate "Mediatek MDP v3 driver" > + depends on MTK_IOMMU || COMPLIE_TEST Typo: COMPLIE_TEST -> COMPILE_TEST After fixing this, trying to build this driver on my PC results in: ERROR: modpost: "mtk_mmsys_mdp_connect" [drivers/media/platform/mtk-mdp3/mtk-mdp3.ko] undefined! ERROR: modpost: "mtk_mmsys_mdp_camin_ctrl" [drivers/media/platform/mtk-mdp3/mtk-mdp3.ko] undefined! ERROR: modpost: "mtk_mmsys_mdp_isp_ctrl" [drivers/media/platform/mtk-mdp3/mtk-mdp3.ko] undefined! ERROR: modpost: "mtk_mutex_prepare" [drivers/media/platform/mtk-mdp3/mtk-mdp3.ko] undefined! ERROR: modpost: "mtk_mmsys_mdp_disconnect" [drivers/media/platform/mtk-mdp3/mtk-mdp3.ko] undefined! ERROR: modpost: "mtk_mutex_unprepare" [drivers/media/platform/mtk-mdp3/mtk-mdp3.ko] undefined! ERROR: modpost: "mtk_mutex_get_mdp_mod" [drivers/media/platform/mtk-mdp3/mtk-mdp3.ko] undefined! ERROR: modpost: "mtk_mutex_put" [drivers/media/platform/mtk-mdp3/mtk-mdp3.ko] undefined! ERROR: modpost: "mtk_mutex_mdp_get" [drivers/media/platform/mtk-mdp3/mtk-mdp3.ko] undefined! ERROR: modpost: "mtk_mutex_add_mod_by_cmdq" [drivers/media/platform/mtk-mdp3/mtk-mdp3.ko] undefined! WARNING: modpost: suppressed 1 unresolved symbol warnings because there were too many) include/linux/soc/mediatek/mtk-mmsys.h should probably provide dummy functions if CONFIG_MTK_MMSYS is undefined. Ditto for include/linux/soc/mediatek/mtk-mutex.h. Regards, Hans