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| author | Chris Wilson <chris@chris-wilson.co.uk> | 2016-06-30 15:33:34 +0100 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2016-06-30 15:42:29 +0100 |
| commit | 8b00f55a684a9562146462b92a596b481478de4a (patch) | |
| tree | 3f8c3a8a860710bfdebfc45ef6de2457289d9eac /drivers/gpu/drm/i915/intel_runtime_pm.c | |
| parent | 117c1148b4b13f67741dd2ca1212520c0cdcfa82 (diff) | |
| download | op-kernel-dev-8b00f55a684a9562146462b92a596b481478de4a.zip op-kernel-dev-8b00f55a684a9562146462b92a596b481478de4a.tar.gz | |
drm/i915: Convert wait_for(I915_READ(reg)) to intel_wait_for_register()
By using the out-of-line intel_wait_for_register() not only do we can
efficiency from using the hybrid wait_for() contained within, but we
avoid code bloat from the numerous inlined loops, in total (all patches):
text data bss dec hex filename
1078551 4557 416 1083524 108884 drivers/gpu/drm/i915/i915.ko
1070775 4557 416 1075748 106a24 drivers/gpu/drm/i915/i915.ko
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1467297225-21379-51-git-send-email-chris@chris-wilson.co.uk
Diffstat (limited to 'drivers/gpu/drm/i915/intel_runtime_pm.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_runtime_pm.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c index 9625d03..f212ef3 100644 --- a/drivers/gpu/drm/i915/intel_runtime_pm.c +++ b/drivers/gpu/drm/i915/intel_runtime_pm.c @@ -768,12 +768,18 @@ static void skl_set_power_well(struct drm_i915_private *dev_priv, if (check_fuse_status) { if (power_well->data == SKL_DISP_PW_1) { - if (wait_for((I915_READ(SKL_FUSE_STATUS) & - SKL_FUSE_PG1_DIST_STATUS), 1)) + if (intel_wait_for_register(dev_priv, + SKL_FUSE_STATUS, + SKL_FUSE_PG1_DIST_STATUS, + SKL_FUSE_PG1_DIST_STATUS, + 1)) DRM_ERROR("PG1 distributing status timeout\n"); } else if (power_well->data == SKL_DISP_PW_2) { - if (wait_for((I915_READ(SKL_FUSE_STATUS) & - SKL_FUSE_PG2_DIST_STATUS), 1)) + if (intel_wait_for_register(dev_priv, + SKL_FUSE_STATUS, + SKL_FUSE_PG2_DIST_STATUS, + SKL_FUSE_PG2_DIST_STATUS, + 1)) DRM_ERROR("PG2 distributing status timeout\n"); } } |
