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| author | Alex Deucher <alexdeucher@gmail.com> | 2010-09-09 19:15:23 -0400 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2010-09-13 20:29:38 +1000 |
| commit | b741be82cf2079f71553af595610f17a3a3a752a (patch) | |
| tree | c49c75a82d457446218fd0e725e34584b6c644d9 /drivers/gpu | |
| parent | 7b334fcb45b757ffb093696ca3de1b0c8b4a33f1 (diff) | |
| download | op-kernel-dev-b741be82cf2079f71553af595610f17a3a3a752a.zip op-kernel-dev-b741be82cf2079f71553af595610f17a3a3a752a.tar.gz | |
drm/radeon/kms/evergreen: fix backend setup
This patch fixes rendering errors on some evergreen boards.
Hardcoding the backend map is not an optimal solution, but
a better fix is being worked on.
Similar to the fix for rv740
(6271901d828b34b27607314026deaf417f9f9b75).
Fixes:
https://bugs.freedesktop.org/show_bug.cgi?id=29986
Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Cc: stable@kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/radeon/evergreen.c | 27 |
1 files changed, 19 insertions, 8 deletions
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c index b8b7f01..79082d4 100644 --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -1160,14 +1160,25 @@ static void evergreen_gpu_init(struct radeon_device *rdev) EVERGREEN_MAX_BACKENDS_MASK)); break; } - } else - gb_backend_map = - evergreen_get_tile_pipe_to_backend_map(rdev, - rdev->config.evergreen.max_tile_pipes, - rdev->config.evergreen.max_backends, - ((EVERGREEN_MAX_BACKENDS_MASK << - rdev->config.evergreen.max_backends) & - EVERGREEN_MAX_BACKENDS_MASK)); + } else { + switch (rdev->family) { + case CHIP_CYPRESS: + case CHIP_HEMLOCK: + gb_backend_map = 0x66442200; + break; + case CHIP_JUNIPER: + gb_backend_map = 0x00006420; + break; + default: + gb_backend_map = + evergreen_get_tile_pipe_to_backend_map(rdev, + rdev->config.evergreen.max_tile_pipes, + rdev->config.evergreen.max_backends, + ((EVERGREEN_MAX_BACKENDS_MASK << + rdev->config.evergreen.max_backends) & + EVERGREEN_MAX_BACKENDS_MASK)); + } + } rdev->config.evergreen.tile_config = gb_addr_config; WREG32(GB_BACKEND_MAP, gb_backend_map); |
