This is a note to let you know that I've just added the patch titled
drm/radeon: fix bank tiling parameters on cayman
to the 3.5-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drm-radeon-fix-bank-tiling-parameters-on-cayman.patch
and it can be found in the queue-3.5 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <[email protected]> know about it.
>From 5b23c9045a8b61352986270b2d109edf5085e113 Mon Sep 17 00:00:00 2001
From: Alex Deucher <[email protected]>
Date: Tue, 31 Jul 2012 11:05:11 -0400
Subject: drm/radeon: fix bank tiling parameters on cayman
From: Alex Deucher <[email protected]>
commit 5b23c9045a8b61352986270b2d109edf5085e113 upstream.
Handle the 16 bank case.
Signed-off-by: Alex Deucher <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
drivers/gpu/drm/radeon/ni.c | 14 +++++++++++---
1 file changed, 11 insertions(+), 3 deletions(-)
--- a/drivers/gpu/drm/radeon/ni.c
+++ b/drivers/gpu/drm/radeon/ni.c
@@ -574,10 +574,18 @@ static void cayman_gpu_init(struct radeo
if (rdev->flags & RADEON_IS_IGP)
rdev->config.cayman.tile_config |= 1 << 4;
else {
- if ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT)
- rdev->config.cayman.tile_config |= 1 << 4;
- else
+ switch ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) {
+ case 0: /* four banks */
rdev->config.cayman.tile_config |= 0 << 4;
+ break;
+ case 1: /* eight banks */
+ rdev->config.cayman.tile_config |= 1 << 4;
+ break;
+ case 2: /* sixteen banks */
+ default:
+ rdev->config.cayman.tile_config |= 2 << 4;
+ break;
+ }
}
rdev->config.cayman.tile_config |=
((gb_addr_config & PIPE_INTERLEAVE_SIZE_MASK) >>
PIPE_INTERLEAVE_SIZE_SHIFT) << 8;
Patches currently in stable-queue which might be from [email protected]
are
queue-3.5/drm-radeon-kms-allow-invalid-db-formats-as-a-means-to-disable-db.patch
queue-3.5/drm-radeon-properly-handle-crtc-powergating.patch
queue-3.5/drm-radeon-add-some-new-si-pci-ids.patch
queue-3.5/drm-radeon-fix-bank-tiling-parameters-on-si.patch
queue-3.5/drm-radeon-fix-bank-tiling-parameters-on-evergreen.patch
queue-3.5/drm-radeon-fix-bank-tiling-parameters-on-cayman.patch
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