Hi Martin,
On 04/07/2023 15:13, tumic@xxxxxxxxxx wrote:
> From: Martin Tůma <martin.tuma@xxxxxxxxxxxxxxxxxxxxx>
>
> Digiteq Automotive MGB4 is a modular frame grabber PCIe card for automotive
> video interfaces. As for now, two modules - FPD-Link and GMSL - are
> available and supported by the driver. The card has two inputs and two
> outputs (FPD-Link only).
>
> In addition to the video interfaces it also provides a trigger signal
> interface and a MTD interface for FPGA firmware upload.
>
> Signed-off-by: Martin Tůma <martin.tuma@xxxxxxxxxxxxxxxxxxxxx>
> ---
> MAINTAINERS | 7 +
> drivers/media/pci/Kconfig | 1 +
> drivers/media/pci/Makefile | 1 +
> drivers/media/pci/mgb4/Kconfig | 17 +
> drivers/media/pci/mgb4/Makefile | 6 +
> drivers/media/pci/mgb4/mgb4_cmt.c | 244 +++++++
> drivers/media/pci/mgb4/mgb4_cmt.h | 17 +
> drivers/media/pci/mgb4/mgb4_core.c | 711 ++++++++++++++++++
> drivers/media/pci/mgb4/mgb4_core.h | 72 ++
> drivers/media/pci/mgb4/mgb4_dma.c | 123 ++++
> drivers/media/pci/mgb4/mgb4_dma.h | 18 +
> drivers/media/pci/mgb4/mgb4_i2c.c | 140 ++++
> drivers/media/pci/mgb4/mgb4_i2c.h | 35 +
> drivers/media/pci/mgb4/mgb4_io.h | 33 +
> drivers/media/pci/mgb4/mgb4_regs.c | 30 +
> drivers/media/pci/mgb4/mgb4_regs.h | 35 +
> drivers/media/pci/mgb4/mgb4_sysfs.h | 18 +
> drivers/media/pci/mgb4/mgb4_sysfs_in.c | 757 +++++++++++++++++++
> drivers/media/pci/mgb4/mgb4_sysfs_out.c | 700 ++++++++++++++++++
> drivers/media/pci/mgb4/mgb4_sysfs_pci.c | 71 ++
> drivers/media/pci/mgb4/mgb4_trigger.c | 208 ++++++
> drivers/media/pci/mgb4/mgb4_trigger.h | 8 +
> drivers/media/pci/mgb4/mgb4_vin.c | 930 ++++++++++++++++++++++++
> drivers/media/pci/mgb4/mgb4_vin.h | 69 ++
> drivers/media/pci/mgb4/mgb4_vout.c | 594 +++++++++++++++
> drivers/media/pci/mgb4/mgb4_vout.h | 65 ++
> 26 files changed, 4910 insertions(+)
> create mode 100644 drivers/media/pci/mgb4/Kconfig
> create mode 100644 drivers/media/pci/mgb4/Makefile
> create mode 100644 drivers/media/pci/mgb4/mgb4_cmt.c
> create mode 100644 drivers/media/pci/mgb4/mgb4_cmt.h
> create mode 100644 drivers/media/pci/mgb4/mgb4_core.c
> create mode 100644 drivers/media/pci/mgb4/mgb4_core.h
> create mode 100644 drivers/media/pci/mgb4/mgb4_dma.c
> create mode 100644 drivers/media/pci/mgb4/mgb4_dma.h
> create mode 100644 drivers/media/pci/mgb4/mgb4_i2c.c
> create mode 100644 drivers/media/pci/mgb4/mgb4_i2c.h
> create mode 100644 drivers/media/pci/mgb4/mgb4_io.h
> create mode 100644 drivers/media/pci/mgb4/mgb4_regs.c
> create mode 100644 drivers/media/pci/mgb4/mgb4_regs.h
> create mode 100644 drivers/media/pci/mgb4/mgb4_sysfs.h
> create mode 100644 drivers/media/pci/mgb4/mgb4_sysfs_in.c
> create mode 100644 drivers/media/pci/mgb4/mgb4_sysfs_out.c
> create mode 100644 drivers/media/pci/mgb4/mgb4_sysfs_pci.c
> create mode 100644 drivers/media/pci/mgb4/mgb4_trigger.c
> create mode 100644 drivers/media/pci/mgb4/mgb4_trigger.h
> create mode 100644 drivers/media/pci/mgb4/mgb4_vin.c
> create mode 100644 drivers/media/pci/mgb4/mgb4_vin.h
> create mode 100644 drivers/media/pci/mgb4/mgb4_vout.c
> create mode 100644 drivers/media/pci/mgb4/mgb4_vout.h
>
When I build with: make W=1 KCFLAGS=-Wmaybe-uninitialized
I get this warning:
drivers/media/pci/mgb4/mgb4_vout.c: In function 'mgb4_vout_create':
drivers/media/pci/mgb4/mgb4_vout.c:473:27: warning: variable 'video' set but not used [-Wunused-but-set-variable]
473 | struct mgb4_regs *video;
| ^~~~~
Regards,
Hans
