diff options
| author | Alex Deucher <alexdeucher@gmail.com> | 2009-12-04 18:55:12 +0300 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2009-12-08 01:51:12 +0300 |
| commit | 92cde00cbaf3236ef7ea9bd4f0b43c8c4a3f507f (patch) | |
| tree | 022c274b9295c3191e2c63060bb1dafa435e49cc /drivers | |
| parent | 6b02af1c1f35550ce1a9873841fe9c50b1613591 (diff) | |
| download | linux-92cde00cbaf3236ef7ea9bd4f0b43c8c4a3f507f.tar.xz | |
drm/radeon/kms/legacy: set common regs to sane value
The DDX and radeonfb always set these regs to a sane value.
Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/radeon/r100.c | 14 | ||||
| -rw-r--r-- | drivers/gpu/drm/radeon/r300.c | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/radeon/r420.c | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon.h | 1 |
4 files changed, 21 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c index 9b2ac9d69c0f..109096802e66 100644 --- a/drivers/gpu/drm/radeon/r100.c +++ b/drivers/gpu/drm/radeon/r100.c @@ -1675,6 +1675,17 @@ int r100_gpu_reset(struct radeon_device *rdev) return 0; } +void r100_set_common_regs(struct radeon_device *rdev) +{ + /* set these so they don't interfere with anything */ + WREG32(RADEON_OV0_SCALE_CNTL, 0); + WREG32(RADEON_SUBPIC_CNTL, 0); + WREG32(RADEON_VIPH_CONTROL, 0); + WREG32(RADEON_I2C_CNTL_1, 0); + WREG32(RADEON_DVI_I2C_CNTL_1, 0); + WREG32(RADEON_CAP0_TRIG_CNTL, 0); + WREG32(RADEON_CAP1_TRIG_CNTL, 0); +} /* * VRAM info @@ -3129,6 +3140,9 @@ static int r100_startup(struct radeon_device *rdev) { int r; + /* set common regs */ + r100_set_common_regs(rdev); + /* program mc */ r100_mc_program(rdev); /* Resume clock */ r100_clock_startup(rdev); diff --git a/drivers/gpu/drm/radeon/r300.c b/drivers/gpu/drm/radeon/r300.c index b3d1d8b9df92..86065dcc1982 100644 --- a/drivers/gpu/drm/radeon/r300.c +++ b/drivers/gpu/drm/radeon/r300.c @@ -1186,6 +1186,9 @@ static int r300_startup(struct radeon_device *rdev) { int r; + /* set common regs */ + r100_set_common_regs(rdev); + /* program mc */ r300_mc_program(rdev); /* Resume clock */ r300_clock_startup(rdev); diff --git a/drivers/gpu/drm/radeon/r420.c b/drivers/gpu/drm/radeon/r420.c index d72f0439b2fa..162c3902fe69 100644 --- a/drivers/gpu/drm/radeon/r420.c +++ b/drivers/gpu/drm/radeon/r420.c @@ -169,6 +169,9 @@ static int r420_startup(struct radeon_device *rdev) { int r; + /* set common regs */ + r100_set_common_regs(rdev); + /* program mc */ r300_mc_program(rdev); /* Resume clock */ r420_clock_resume(rdev); diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index 92bebc0f4814..f3deb4982b2d 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -1046,6 +1046,7 @@ extern int r100_cs_packet_parse(struct radeon_cs_parser *p, struct radeon_cs_packet *pkt, unsigned idx); extern void r100_enable_bm(struct radeon_device *rdev); +extern void r100_set_common_regs(struct radeon_device *rdev); /* rv200,rv250,rv280 */ extern void r200_set_safe_registers(struct radeon_device *rdev); |