diff options
| -rw-r--r-- | drivers/gpu/drm/radeon/rs600.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/rs600.c b/drivers/gpu/drm/radeon/rs600.c index 11a1da0..3be456b 100644 --- a/drivers/gpu/drm/radeon/rs600.c +++ b/drivers/gpu/drm/radeon/rs600.c @@ -45,6 +45,20 @@ void rs600_gpu_init(struct radeon_device *rdev); int rs600_mc_wait_for_idle(struct radeon_device *rdev); +int rs600_mc_init(struct radeon_device *rdev) +{ + /* read back the MC value from the hw */ + uint32_t mc_fb_loc; + int r; + + mc_fb_loc = RREG32_MC(R_000004_MC_FB_LOCATION); + rdev->mc.vram_location = G_000004_MC_FB_START(mc_fb_loc) << 16; + rdev->mc.gtt_location = 0xffffffffUL; + r = radeon_mc_setup(rdev); + if (r) + return r; + return 0; +} /* * GART. */ @@ -505,7 +519,7 @@ int rs600_init(struct radeon_device *rdev) /* Get vram informations */ rs600_vram_info(rdev); /* Initialize memory controller (also test AGP) */ - r = r420_mc_init(rdev); + r = rs600_mc_init(rdev); if (r) return r; rs600_debugfs(rdev); |