diff options
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/radeon/r600.c | 44 |
1 files changed, 19 insertions, 25 deletions
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c index 60fbb236edf..3e5703f324b 100644 --- a/drivers/gpu/drm/radeon/r600.c +++ b/drivers/gpu/drm/radeon/r600.c @@ -409,35 +409,29 @@ int r600_mc_init(struct radeon_device *rdev) rdev->mc.gtt_location = rdev->mc.mc_vram_size; } } else { - if (rdev->family == CHIP_RS780 || rdev->family == CHIP_RS880) { - rdev->mc.vram_location = (RREG32(MC_VM_FB_LOCATION) & - 0xFFFF) << 24; - rdev->mc.gtt_size = radeon_gart_size * 1024 * 1024; - tmp = rdev->mc.vram_location + rdev->mc.mc_vram_size; - if ((0xFFFFFFFFUL - tmp) >= rdev->mc.gtt_size) { - /* Enough place after vram */ - rdev->mc.gtt_location = tmp; - } else if (rdev->mc.vram_location >= rdev->mc.gtt_size) { - /* Enough place before vram */ + rdev->mc.gtt_size = radeon_gart_size * 1024 * 1024; + rdev->mc.vram_location = (RREG32(MC_VM_FB_LOCATION) & + 0xFFFF) << 24; + tmp = rdev->mc.vram_location + rdev->mc.mc_vram_size; + if ((0xFFFFFFFFUL - tmp) >= rdev->mc.gtt_size) { + /* Enough place after vram */ + rdev->mc.gtt_location = tmp; + } else if (rdev->mc.vram_location >= rdev->mc.gtt_size) { + /* Enough place before vram */ + rdev->mc.gtt_location = 0; + } else { + /* Not enough place after or before shrink + * gart size + */ + if (rdev->mc.vram_location > (0xFFFFFFFFUL - tmp)) { rdev->mc.gtt_location = 0; + rdev->mc.gtt_size = rdev->mc.vram_location; } else { - /* Not enough place after or before shrink - * gart size - */ - if (rdev->mc.vram_location > (0xFFFFFFFFUL - tmp)) { - rdev->mc.gtt_location = 0; - rdev->mc.gtt_size = rdev->mc.vram_location; - } else { - rdev->mc.gtt_location = tmp; - rdev->mc.gtt_size = 0xFFFFFFFFUL - tmp; - } + rdev->mc.gtt_location = tmp; + rdev->mc.gtt_size = 0xFFFFFFFFUL - tmp; } - rdev->mc.gtt_location = rdev->mc.mc_vram_size; - } else { - rdev->mc.vram_location = 0x00000000UL; - rdev->mc.gtt_location = rdev->mc.mc_vram_size; - rdev->mc.gtt_size = radeon_gart_size * 1024 * 1024; } + rdev->mc.gtt_location = rdev->mc.mc_vram_size; } rdev->mc.vram_start = rdev->mc.vram_location; rdev->mc.vram_end = rdev->mc.vram_location + rdev->mc.mc_vram_size - 1; |