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author | David S. Miller <davem@davemloft.net> | 2010-02-17 06:09:29 (GMT) |
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committer | David S. Miller <davem@davemloft.net> | 2010-02-17 06:09:29 (GMT) |
commit | 2bb4646fce8d09916b351d1a62f98db7cec6fc41 (patch) | |
tree | c1f0d002e69868606eca9d1b919835f422892063 /drivers/gpu/drm/radeon/radeon_agp.c | |
parent | 6836b9bdd98e3b500cd49512484df68f46e14659 (diff) | |
parent | b0483e78e5c4c9871fc5541875b3bc006846d46b (diff) | |
download | linux-fsl-qoriq-2bb4646fce8d09916b351d1a62f98db7cec6fc41.tar.xz |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_agp.c')
-rw-r--r-- | drivers/gpu/drm/radeon/radeon_agp.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_agp.c b/drivers/gpu/drm/radeon/radeon_agp.c index 220f454..c0681a55 100644 --- a/drivers/gpu/drm/radeon/radeon_agp.c +++ b/drivers/gpu/drm/radeon/radeon_agp.c @@ -144,9 +144,19 @@ int radeon_agp_init(struct radeon_device *rdev) ret = drm_agp_info(rdev->ddev, &info); if (ret) { + drm_agp_release(rdev->ddev); DRM_ERROR("Unable to get AGP info: %d\n", ret); return ret; } + + if (rdev->ddev->agp->agp_info.aper_size < 32) { + drm_agp_release(rdev->ddev); + dev_warn(rdev->dev, "AGP aperture too small (%zuM) " + "need at least 32M, disabling AGP\n", + rdev->ddev->agp->agp_info.aper_size); + return -EINVAL; + } + mode.mode = info.mode; agp_status = (RREG32(RADEON_AGP_STATUS) | RADEON_AGPv3_MODE) & mode.mode; is_v3 = !!(agp_status & RADEON_AGPv3_MODE); @@ -221,6 +231,7 @@ int radeon_agp_init(struct radeon_device *rdev) ret = drm_agp_enable(rdev->ddev, mode); if (ret) { DRM_ERROR("Unable to enable AGP (mode = 0x%lx)\n", mode.mode); + drm_agp_release(rdev->ddev); return ret; } |