diff options
| author | Thomas Zimmermann <tzimmermann@suse.de> | 2020-07-30 13:28:40 +0300 |
|---|---|---|
| committer | Thomas Zimmermann <tzimmermann@suse.de> | 2020-08-03 10:42:27 +0300 |
| commit | 78e5b5036a1ebcb937452a72364d77538ad6e41f (patch) | |
| tree | cd954c0357bdd829d6486f49dc245735a028046b /drivers/gpu/drm/mgag200/mgag200_reg.h | |
| parent | 2021708e0d6eed7b5a8bd11071ae1ac40df6c060 (diff) | |
| download | linux-78e5b5036a1ebcb937452a72364d77538ad6e41f.tar.xz | |
drm/mgag200: Enable MGA mode during device register initialization
MGA cards can run in traditional VGA mode or an enhanced MGA mode; with
the latter being required for KMS. So far, MGA mode was enabled during
modesetting. As it's fundamental for device operation, the patch moves
it next to the device register setup.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Lyude Paul <lyude@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200730102844.10995-5-tzimmermann@suse.de
Diffstat (limited to 'drivers/gpu/drm/mgag200/mgag200_reg.h')
| -rw-r--r-- | drivers/gpu/drm/mgag200/mgag200_reg.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/mgag200/mgag200_reg.h b/drivers/gpu/drm/mgag200/mgag200_reg.h index a44c08bf4074..977be0565c06 100644 --- a/drivers/gpu/drm/mgag200/mgag200_reg.h +++ b/drivers/gpu/drm/mgag200/mgag200_reg.h @@ -256,6 +256,8 @@ #define MGAREG_CRTCEXT1_VSYNCOFF BIT(5) #define MGAREG_CRTCEXT1_HSYNCOFF BIT(4) +#define MGAREG_CRTCEXT3_MGAMODE BIT(7) + /* Cursor X and Y position */ #define MGA_CURPOSXL 0x3c0c #define MGA_CURPOSXH 0x3c0d |