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drm/i915: Suppress fbc suggestion to increase stolen if disabled 

If the reserved region of memory has not been setup (most probably
because it has been limited by hardware or virtualisation), don't tell
the user to try and increase the amount of memory reserved for graphics.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170223122037.16174-1-chris@chris-wilson.co.uk
eviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
This commit is contained in:
Chris Wilson 2017-02-23 12:20:37 +00:00
parent 0f2f61d4a8
commit 8d0e9bcb2b
1 changed files with 2 additions and 1 deletions
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3
drivers/gpu/drm/i915/intel_fbc.c
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@ -627,7 +627,8 @@ static int intel_fbc_alloc_cfb(struct intel_crtc *crtc)
kfree(compressed_llb);
i915_gem_stolen_remove_node(dev_priv, &fbc->compressed_fb);
err_llb:
pr_info_once("drm: not enough stolen space for compressed buffer (need %d more bytes), disabling. Hint: you may be able to increase stolen memory size in the BIOS to avoid this.\n", size);
if (drm_mm_initialized(&dev_priv->mm.stolen))
pr_info_once("drm: not enough stolen space for compressed buffer (need %d more bytes), disabling. Hint: you may be able to increase stolen memory size in the BIOS to avoid this.\n", size);
return -ENOSPC;
}