[PATCH v3 0/3] drm: Allow simpledrm to setup its emulated FB as firmware provided
Javier Martinez Canillas
javierm at redhat.com
Tue May 3 00:15:37 PDT 2022
Hello,
This series contain patches suggested by Thomas Zimmermann as a feedback for
"[RFC PATCH v4 00/11] Fix some race between sysfb device registration and
drivers probe" [0].
Since other changes in [0] were more controversial, I decided to just split
this part in a new patch-set and revisit the rest of the patches later.
This is a v2 that addresses issues pointed out in v1.
Patch #1 is just a cleanup since when working on this noticed that some DRM
drivers were passing as preferred bits per pixel to drm_fbdev_generic_setup()
the value that is the default anyways.
Patch #2 renames the 'preferred_bpp' drm_fbdev_generic_setup() parameter to
'options', and make this a multi field parameter so that it can be extended
later to pass other options as well.
Patch #3 finally adds the new DRM_FB_FW option and makes simpledrm to use it
so that the registered framebuffer device is also marked as firmware provided.
The patches were tested on a rpi4 board with the vc4 DRM driver built as a
module and either simplefb or simpledrm built-in.
[0]: https://lore.kernel.org/lkml/20220429084253.1085911-1-javierm@redhat.com/
Changes in v3:
- Drop the preferred_bpp local variable (Laurent Pinchart).
- Add a const qualifier to options parameter (Laurent Pinchart).
- Drop the firmware local variable (Laurent Pinchart).
- Use DRM_FB_OPTION() since DRM_FB_SET_OPTION() got renamed (kernel test robot).
Changes in v2:
- Rename DRM_FB_SET_OPTION() to DRM_FB_OPTION() and make more clear in
the kernel-doc what this macro does (Laurent Pinchart).
- Fix some kernel-doc issues I didn't notice in v1.
- Add Reviewed-by tags from Thomas and Laurent.
Javier Martinez Canillas (3):
drm: Remove superfluous arg when calling to drm_fbdev_generic_setup()
drm/fb-helper: Rename preferred_bpp drm_fbdev_generic_setup()
parameter
drm: Allow simpledrm to setup its emulated FB as firmware provided
drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 6 ++--
drivers/gpu/drm/arm/hdlcd_drv.c | 2 +-
drivers/gpu/drm/arm/malidp_drv.c | 2 +-
drivers/gpu/drm/aspeed/aspeed_gfx_drv.c | 2 +-
drivers/gpu/drm/ast/ast_drv.c | 2 +-
drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c | 2 +-
drivers/gpu/drm/drm_drv.c | 2 +-
drivers/gpu/drm/drm_fb_helper.c | 34 ++++++++++++++-----
drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.c | 2 +-
.../gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c | 2 +-
.../gpu/drm/hisilicon/kirin/kirin_drm_drv.c | 2 +-
drivers/gpu/drm/imx/dcss/dcss-kms.c | 2 +-
drivers/gpu/drm/imx/imx-drm-core.c | 2 +-
drivers/gpu/drm/ingenic/ingenic-drm-drv.c | 2 +-
drivers/gpu/drm/mcde/mcde_drv.c | 2 +-
drivers/gpu/drm/mediatek/mtk_drm_drv.c | 2 +-
drivers/gpu/drm/meson/meson_drv.c | 2 +-
drivers/gpu/drm/mxsfb/mxsfb_drv.c | 2 +-
drivers/gpu/drm/pl111/pl111_drv.c | 2 +-
drivers/gpu/drm/qxl/qxl_drv.c | 2 +-
drivers/gpu/drm/rcar-du/rcar_du_drv.c | 2 +-
drivers/gpu/drm/sti/sti_drv.c | 2 +-
drivers/gpu/drm/stm/drv.c | 2 +-
drivers/gpu/drm/sun4i/sun4i_drv.c | 2 +-
drivers/gpu/drm/tidss/tidss_drv.c | 2 +-
drivers/gpu/drm/tilcdc/tilcdc_drv.c | 2 +-
drivers/gpu/drm/tiny/arcpgu.c | 2 +-
drivers/gpu/drm/tiny/bochs.c | 2 +-
drivers/gpu/drm/tiny/cirrus.c | 2 +-
drivers/gpu/drm/tiny/simpledrm.c | 2 +-
drivers/gpu/drm/tve200/tve200_drv.c | 2 +-
drivers/gpu/drm/vboxvideo/vbox_drv.c | 2 +-
drivers/gpu/drm/vc4/vc4_drv.c | 2 +-
drivers/gpu/drm/virtio/virtgpu_drv.c | 2 +-
drivers/gpu/drm/xlnx/zynqmp_dpsub.c | 2 +-
include/drm/drm_fb_helper.h | 24 ++++++++++++-
36 files changed, 85 insertions(+), 45 deletions(-)
--
2.35.1
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