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| author | Dave Airlie <airlied@linux.ie> | 2009-07-14 02:02:32 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2009-07-15 17:13:21 +1000 |
| commit | b995e4330de0d8b1b8b9e49ce10cc6dc78e2cbba (patch) | |
| tree | db69f325b3a3b109dfd26460adc8295408f73097 /drivers | |
| parent | 2a0f8918fc34713ecaeb900ffb9afa61df4cb08e (diff) | |
| download | linux-b995e4330de0d8b1b8b9e49ce10cc6dc78e2cbba.tar.gz linux-b995e4330de0d8b1b8b9e49ce10cc6dc78e2cbba.tar.bz2 linux-b995e4330de0d8b1b8b9e49ce10cc6dc78e2cbba.zip | |
drm/radeon/kms: block RN50 from using 3D engine.
RN50/ES1000 is a cut-down rv100 chip used in the server market.
The 3D engine on these is either not there or unverified so refuse
any attempt to configure registers on it.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/radeon/r100.c | 5 | ||||
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon.h | 2 |
2 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c index 97c9229b9299..0d05909f03f6 100644 --- a/drivers/gpu/drm/radeon/r100.c +++ b/drivers/gpu/drm/radeon/r100.c @@ -973,6 +973,11 @@ static int r100_packet0_check(struct radeon_cs_parser *p, case R300_TX_OFFSET_0+52: case R300_TX_OFFSET_0+56: case R300_TX_OFFSET_0+60: + /* rn50 has no 3D engine so fail on any 3d setup */ + if (ASIC_IS_RN50(p->rdev)) { + DRM_ERROR("attempt to use RN50 3D engine failed\n"); + return -EINVAL; + } r = r100_cs_packet_next_reloc(p, &reloc); if (r) { DRM_ERROR("No reloc for ib[%d]=0x%04X\n", diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index 248e3341a984..7f007185e7f7 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -673,6 +673,8 @@ void r100_pll_errata_after_index(struct radeon_device *rdev); /* * ASICs helpers. */ +#define ASIC_IS_RN50(rdev) ((rdev->pdev->device == 0x515e) || \ + (rdev->pdev->device == 0x5969)) #define ASIC_IS_RV100(rdev) ((rdev->family == CHIP_RV100) || \ (rdev->family == CHIP_RV200) || \ (rdev->family == CHIP_RS100) || \ |