diff options
| author | Thomas Zimmermann <tzimmermann@suse.de> | 2020-07-30 12:28:42 +0200 |
|---|---|---|
| committer | Thomas Zimmermann <tzimmermann@suse.de> | 2020-08-03 09:42:44 +0200 |
| commit | 9053cad2f0935d3614b49926de571c677fa38528 (patch) | |
| tree | c391bec5eac1b815d3caea964ea0e836aa653f87 /drivers/gpu/drm | |
| parent | b9fa77ec1a59f71b0a9b79954ce2429dee434e57 (diff) | |
| download | linux-9053cad2f0935d3614b49926de571c677fa38528.tar.bz2 | |
drm/mgag200: Clear <page> field during MM init
The modesetting code initialized the memory-related register CRTCEXT4.
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/20200730102844.10995-7-tzimmermann@suse.de
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/mgag200/mgag200_mm.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/mgag200/mgag200_mode.c | 6 |
2 files changed, 3 insertions, 5 deletions
diff --git a/drivers/gpu/drm/mgag200/mgag200_mm.c b/drivers/gpu/drm/mgag200/mgag200_mm.c index 1b1918839e1e..641f1aa992be 100644 --- a/drivers/gpu/drm/mgag200/mgag200_mm.c +++ b/drivers/gpu/drm/mgag200/mgag200_mm.c @@ -94,6 +94,8 @@ int mgag200_mm_init(struct mga_device *mdev) resource_size_t start, len; int ret; + WREG_ECRT(0x04, 0x00); + misc = RREG8(MGA_MISC_IN); misc |= MGAREG_MISC_RAMMAPEN | MGAREG_MISC_HIGH_PG_SEL; diff --git a/drivers/gpu/drm/mgag200/mgag200_mode.c b/drivers/gpu/drm/mgag200/mgag200_mode.c index 66818ee10694..4fa64cf884cb 100644 --- a/drivers/gpu/drm/mgag200/mgag200_mode.c +++ b/drivers/gpu/drm/mgag200/mgag200_mode.c @@ -946,7 +946,7 @@ static void mgag200_set_dac_regs(struct mga_device *mdev) static void mgag200_init_regs(struct mga_device *mdev) { - u8 crtc11, crtcext4, misc; + u8 crtc11, misc; mgag200_set_dac_regs(mdev); @@ -961,10 +961,6 @@ static void mgag200_init_regs(struct mga_device *mdev) WREG_CRT(14, 0); WREG_CRT(15, 0); - crtcext4 = 0x00; - - WREG_ECRT(0x04, crtcext4); - RREG_CRT(0x11, crtc11); crtc11 &= ~(MGAREG_CRTC11_CRTCPROTECT | MGAREG_CRTC11_VINTEN | |