diff options
| author | Thomas Zimmermann <tzimmermann@suse.de> | 2020-07-30 12:28:41 +0200 |
|---|---|---|
| committer | Thomas Zimmermann <tzimmermann@suse.de> | 2020-08-03 09:42:35 +0200 |
| commit | b9fa77ec1a59f71b0a9b79954ce2429dee434e57 (patch) | |
| tree | 8e7817dade4a9dc736e2ea60034c3c2cf2a58242 /drivers/gpu/drm/mgag200/mgag200_mm.c | |
| parent | 78e5b5036a1ebcb937452a72364d77538ad6e41f (diff) | |
drm/mgag200: Set MISC memory flags in mm init code
The modesetting code initialized several memory-related flags in the
MISC register. Move this code to MM initialization.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Lyude Paul <lyude@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200730102844.10995-6-tzimmermann@suse.de
Diffstat (limited to 'drivers/gpu/drm/mgag200/mgag200_mm.c')
| -rw-r--r-- | drivers/gpu/drm/mgag200/mgag200_mm.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/mgag200/mgag200_mm.c b/drivers/gpu/drm/mgag200/mgag200_mm.c index 7b69392bcb89..1b1918839e1e 100644 --- a/drivers/gpu/drm/mgag200/mgag200_mm.c +++ b/drivers/gpu/drm/mgag200/mgag200_mm.c @@ -90,9 +90,15 @@ static void mgag200_mm_release(struct drm_device *dev, void *ptr) int mgag200_mm_init(struct mga_device *mdev) { struct drm_device *dev = &mdev->base; + u8 misc; resource_size_t start, len; int ret; + misc = RREG8(MGA_MISC_IN); + misc |= MGAREG_MISC_RAMMAPEN | + MGAREG_MISC_HIGH_PG_SEL; + WREG8(MGA_MISC_OUT, misc); + /* BAR 0 is VRAM */ start = pci_resource_start(dev->pdev, 0); len = pci_resource_len(dev->pdev, 0); |