diff options
| author | Rafał Miłecki <zajec5@gmail.com> | 2010-02-18 20:24:28 +0000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2010-02-23 09:48:56 +1000 |
| commit | aa5120d2ef228042416d3023fb7eda9ee487dcf9 (patch) | |
| tree | 802a097e3d3b18f91113f47f02bbd091b9409698 /drivers/gpu/drm/radeon/r300.c | |
| parent | 08ff2a7a7a13c562e81a406722193f43cbb4e4ef (diff) | |
drm/radeon/kms: implement reading active PCIE lanes on R600+
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/r300.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/r300.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/r300.c b/drivers/gpu/drm/radeon/r300.c index b188aae764cc..dc32cd13a837 100644 --- a/drivers/gpu/drm/radeon/r300.c +++ b/drivers/gpu/drm/radeon/r300.c @@ -554,7 +554,10 @@ int rv370_get_pcie_lanes(struct radeon_device *rdev) /* FIXME wait for idle */ - link_width_cntl = RREG32_PCIE(RADEON_PCIE_LC_LINK_WIDTH_CNTL); + if (rdev->family < CHIP_R600) + link_width_cntl = RREG32_PCIE(RADEON_PCIE_LC_LINK_WIDTH_CNTL); + else + link_width_cntl = RREG32_PCIE_P(RADEON_PCIE_LC_LINK_WIDTH_CNTL); switch ((link_width_cntl & RADEON_PCIE_LC_LINK_WIDTH_RD_MASK) >> RADEON_PCIE_LC_LINK_WIDTH_RD_SHIFT) { case RADEON_PCIE_LC_LINK_WIDTH_X0: |