This is a note to let you know that I've just added the patch titled
drm/radeon: fix display tiling setup on SI
to the 3.13-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-display-tiling-setup-on-si.patch
and it can be found in the queue-3.13 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 6d8ea7de3f5035610f3bfacbe35e7b71ad1e4663 Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher@xxxxxxx>
Date: Mon, 17 Feb 2014 14:16:31 -0500
Subject: drm/radeon: fix display tiling setup on SI
From: Alex Deucher <alexander.deucher@xxxxxxx>
commit 6d8ea7de3f5035610f3bfacbe35e7b71ad1e4663 upstream.
Apply the same logic as CI to SI for setting up the
display tiling parameters. The num banks may vary
per tiling index just like CI.
Bugs:
https://bugs.freedesktop.org/show_bug.cgi?id=71488
https://bugs.freedesktop.org/show_bug.cgi?id=73946
https://bugs.freedesktop.org/show_bug.cgi?id=74927
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/radeon/atombios_crtc.c | 13 +++++++------
1 file changed, 7 insertions(+), 6 deletions(-)
--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -1169,7 +1169,7 @@ static int dce4_crtc_do_set_base(struct
evergreen_tiling_fields(tiling_flags, &bankw, &bankh, &mtaspect, &tile_split);
/* Set NUM_BANKS. */
- if (rdev->family >= CHIP_BONAIRE) {
+ if (rdev->family >= CHIP_TAHITI) {
unsigned tileb, index, num_banks, tile_split_bytes;
/* Calculate the macrotile mode index. */
@@ -1187,13 +1187,14 @@ static int dce4_crtc_do_set_base(struct
return -EINVAL;
}
- num_banks = (rdev->config.cik.macrotile_mode_array[index] >> 6) & 0x3;
+ if (rdev->family >= CHIP_BONAIRE)
+ num_banks = (rdev->config.cik.macrotile_mode_array[index] >> 6) & 0x3;
+ else
+ num_banks = (rdev->config.si.tile_mode_array[index] >> 20) & 0x3;
fb_format |= EVERGREEN_GRPH_NUM_BANKS(num_banks);
} else {
- /* SI and older. */
- if (rdev->family >= CHIP_TAHITI)
- tmp = rdev->config.si.tile_config;
- else if (rdev->family >= CHIP_CAYMAN)
+ /* NI and older. */
+ if (rdev->family >= CHIP_CAYMAN)
tmp = rdev->config.cayman.tile_config;
else
tmp = rdev->config.evergreen.tile_config;
Patches currently in stable-queue which might be from alexander.deucher@xxxxxxx are
queue-3.13/drm-radeon-fix-display-tiling-setup-on-si.patch
queue-3.13/drm-radeon-ni-fix-typo-in-dpm-sq-ramping-setup.patch
queue-3.13/drm-radeon-fix-cp-semaphores-on-cik.patch
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