From aa5120d2ef228042416d3023fb7eda9ee487dcf9 Mon Sep 17 00:00:00 2001 From: Rafał Miłecki Date: Thu, 18 Feb 2010 20:24:28 +0000 Subject: drm/radeon/kms: implement reading active PCIE lanes on R600+ MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Rafał Miłecki Signed-off-by: Dave Airlie --- drivers/gpu/drm/radeon/r300.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'drivers/gpu/drm/radeon/r300.c') 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: -- cgit v1.2.3