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drm/i915: probe lmem before the stolen portion

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At the very least, we have some tests that force the BAR size for
testing purposes, which would result in different BAR size with
stolen-lmem vs normal lmem, since the BAR is only resized as part of the
normal lmem probing.

Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Cc: Andrzej Hajda <andrzej.hajda@intel.com>
Cc: Nirmoy Das <nirmoy.das@intel.com>
Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230127160321.374350-1-matthew.auld@intel.com
This commit is contained in:
Matthew Auld 2023-01-27 16:03:21 +00:00
parent 65c08339db
commit 957565a473
1 changed files with 7 additions and 3 deletions
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10
drivers/gpu/drm/i915/i915_driver.c
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@ -624,13 +624,17 @@ static int i915_driver_hw_probe(struct drm_i915_private *dev_priv)
if (ret)
goto err_ggtt;
ret = intel_memory_regions_hw_probe(dev_priv);
/*
* Make sure we probe lmem before we probe stolen-lmem. The BAR size
* might be different due to bar resizing.
*/
ret = intel_gt_tiles_init(dev_priv);
if (ret)
goto err_ggtt;
ret = intel_gt_tiles_init(dev_priv);
ret = intel_memory_regions_hw_probe(dev_priv);
if (ret)
goto err_mem_regions;
goto err_ggtt;
ret = i915_ggtt_enable_hw(dev_priv);
if (ret) {