On Tue, Oct 19, 2010 at 5:00 PM, Greg KH <greg@xxxxxxxxx> wrote: > I need the ack from the DRM maintainer before I can add a patch to the > stable tree that is not upstream in Linus's tree, as it is a major > exception to the rule. A better fix ended up making it into 2.6.36 afterall, so we don't anything for 2.6.36. http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=c919b371cb734f42b1130e706ecee262f8d9261d However, either patch will work for 2.6.35. Alex > > David? > > > On Tue, Oct 12, 2010 at 12:20:31PM -0400, Alex Deucher wrote: >> 2.6.35 and 2.6.36 do not contain blit support for evergreen >> asics so if they use unmappable vram, you can end up with an >> unreachable buffer address. This should not be applied to drm-next >> as that tree already contains evergreen blit support. This should >> only be applied to the 2.6.35 and 2.6.36 stable trees. >> >> Fixes: >> https://bugs.freedesktop.org/show_bug.cgi?id=30188 >> >> Signed-off-by: Alex Deucher <alexdeucher@xxxxxxxxx> >> Cc: stable@xxxxxxxxxx >> --- >> drivers/gpu/drm/radeon/evergreen.c | 2 ++ >> 1 files changed, 2 insertions(+), 0 deletions(-) >> >> diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c >> index 2117cf5..f8c0f15 100644 >> --- a/drivers/gpu/drm/radeon/evergreen.c >> +++ b/drivers/gpu/drm/radeon/evergreen.c >> @@ -1480,6 +1480,8 @@ int evergreen_mc_init(struct radeon_device *rdev) >> rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE) * 1024 * 1024; >> rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE) * 1024 * 1024; >> rdev->mc.visible_vram_size = rdev->mc.aper_size; >> + /* limit it to the aperture size for now as there is no blit support in 2.6.35/36*/ >> + rdev->mc.real_vram_size = rdev->mc.visible_vram_size; >> r600_vram_gtt_location(rdev, &rdev->mc); >> radeon_update_bandwidth_info(rdev); >> >> -- >> 1.7.1.1 >> >> _______________________________________________ >> stable mailing list >> stable@xxxxxxxxxxxxxxxx >> http://linux.kernel.org/mailman/listinfo/stable > _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/dri-devel
