[PATCH 00/14] drm/mgag200: Use managed interfaces for auto-cleanup

[Sam Ravnborg]

Hi Thomas.

On Fri, Jun 05, 2020 at 03:57:49PM +0200, Thomas Zimmermann wrote:
> This patchset cleans up mgag200 device initialization, embeds the
> DRM device instance in struct mga_device and finally converts device
> initialization to managed interfaces.
> 
> Patches 1 and 2 are actually unrelated. Both remove artifacts that got
> lost from earlier patch series. We're fixing this before introducing new
> changes.
> 
> Patches 3 to 7 cleanup the memory management code and convert it to
> managed. Specifically, all MM code is being moved into a the same file.
> That makes it more obvious what's going on and will allow for further
> cleanups later on.
> 
> Modesetting is already cleaned up automatically, so there's nothing
> to do here.
> 
> With modesetting and MM done, patches 8 to 14 convert the device
> initialization to managed interfaces. The allocation is split among
> several functions and we move it to the same place in patches 11 and
> 12. That is also a good opportunity to embed the DRM device instance
> in struct mga_device in patch 13. Patch 14 adds managed release of the
> device structure.
> 
> Tested on Matrox G200SE HW.
> 
> Thomas Zimmermann (14):
>   drm/mgag200: Remove declaration of mgag200_mmap() from header file
>   drm/mgag200: Remove mgag200_cursor.c
>   drm/mgag200: Use pcim_enable_device()
>   drm/mgag200: Rename mgag200_ttm.c to mgag200_mm.c
>   drm/mgag200: Lookup VRAM PCI BAR start and length only once
>   drm/mgag200: Merge VRAM setup into MM initialization
>   drm/mgag200: Switch to managed MM
>   drm/mgag200: Separate DRM and PCI functionality from each other
>   drm/mgag200: Prefix global names in mgag200_drv.c with mgag200_
>   drm/mgag200: Move device init and cleanup to mgag200_drv.c
>   drm/mgag200: Separate device initialization into allocation
>   drm/mgag200: Allocate device structures in mgag200_driver_load()
>   drm/mgag200: Embed instance of struct drm_device in struct mga_device
>   drm/mgag200: Use managed device initialization

Looked through all patches.
A few triggered some small comments. With the comments addressed all
patches are:
Acked-by: Sam Ravnborg <sam at ravnborg.org>

My comments can, if any chenges are required, be addressed when
applying. No need for a next round.

	Sam



> 
>  drivers/gpu/drm/mgag200/Makefile              |   3 +-
>  drivers/gpu/drm/mgag200/mgag200_cursor.c      | 319 ------------------
>  drivers/gpu/drm/mgag200/mgag200_drv.c         | 161 ++++++---
>  drivers/gpu/drm/mgag200/mgag200_drv.h         |  11 +-
>  drivers/gpu/drm/mgag200/mgag200_main.c        | 155 ---------
>  .../mgag200/{mgag200_ttm.c => mgag200_mm.c}   |  99 ++++--
>  drivers/gpu/drm/mgag200/mgag200_mode.c        |  12 +-
>  7 files changed, 195 insertions(+), 565 deletions(-)
>  delete mode 100644 drivers/gpu/drm/mgag200/mgag200_cursor.c
>  delete mode 100644 drivers/gpu/drm/mgag200/mgag200_main.c
>  rename drivers/gpu/drm/mgag200/{mgag200_ttm.c => mgag200_mm.c} (51%)
> 
> --
> 2.26.2
> 
> 
> Thomas Zimmermann (14):
>   drm/mgag200: Remove declaration of mgag200_mmap() from header file
>   drm/mgag200: Remove mgag200_cursor.c
>   drm/mgag200: Use pcim_enable_device()
>   drm/mgag200: Rename mgag200_ttm.c to mgag200_mm.c
>   drm/mgag200: Lookup VRAM PCI BAR start and length only once
>   drm/mgag200: Merge VRAM setup into MM initialization
>   drm/mgag200: Switch to managed MM
>   drm/mgag200: Separate DRM and PCI functionality from each other
>   drm/mgag200: Prefix global names in mgag200_drv.c with mgag200_
>   drm/mgag200: Move device init and cleanup to mgag200_drv.c
>   drm/mgag200: Separate device initialization into allocation
>   drm/mgag200: Allocate device structures in mgag200_driver_load()
>   drm/mgag200: Embed instance of struct drm_device in struct mga_device
>   drm/mgag200: Use managed device initialization
> 
>  drivers/gpu/drm/mgag200/Makefile              |   3 +-
>  drivers/gpu/drm/mgag200/mgag200_cursor.c      | 319 ------------------
>  drivers/gpu/drm/mgag200/mgag200_drv.c         | 161 ++++++---
>  drivers/gpu/drm/mgag200/mgag200_drv.h         |  11 +-
>  drivers/gpu/drm/mgag200/mgag200_main.c        | 155 ---------
>  .../mgag200/{mgag200_ttm.c => mgag200_mm.c}   |  99 ++++--
>  drivers/gpu/drm/mgag200/mgag200_mode.c        |  12 +-
>  7 files changed, 195 insertions(+), 565 deletions(-)
>  delete mode 100644 drivers/gpu/drm/mgag200/mgag200_cursor.c
>  delete mode 100644 drivers/gpu/drm/mgag200/mgag200_main.c
>  rename drivers/gpu/drm/mgag200/{mgag200_ttm.c => mgag200_mm.c} (51%)
> 
> --
> 2.26.2