diff options
| author | Chris Wilson <chris@chris-wilson.co.uk> | 2016-06-30 15:33:11 +0100 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2016-06-30 15:42:15 +0100 |
| commit | 3016a31ffe7db05e336420a58cb0cfe6f71159f9 (patch) | |
| tree | bb3588666b36e70cee09eb42b089e14f226e8044 /drivers/gpu/drm/i915/intel_dp_mst.c | |
| parent | a767017f4888a714419b62d5bf02021e46d88e47 (diff) | |
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/1467297225-21379-28-git-send-email-chris@chris-wilson.co.uk
Diffstat (limited to 'drivers/gpu/drm/i915/intel_dp_mst.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_dp_mst.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/intel_dp_mst.c b/drivers/gpu/drm/i915/intel_dp_mst.c index 5f88e12575ac..c1d318601bf1 100644 --- a/drivers/gpu/drm/i915/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/intel_dp_mst.c @@ -213,8 +213,11 @@ static void intel_mst_enable_dp(struct intel_encoder *encoder) DRM_DEBUG_KMS("%d\n", intel_dp->active_mst_links); - if (wait_for((I915_READ(DP_TP_STATUS(port)) & DP_TP_STATUS_ACT_SENT), - 1)) + if (intel_wait_for_register(dev_priv, + DP_TP_STATUS(port), + DP_TP_STATUS_ACT_SENT, + DP_TP_STATUS_ACT_SENT, + 1)) DRM_ERROR("Timed out waiting for ACT sent\n"); ret = drm_dp_check_act_status(&intel_dp->mst_mgr); |