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/1467297225-21379-32-git-send-email-chris@chris-wilson.co.uk
I915_WRITE(MIPI_INTR_STAT(port), GEN_READ_DATA_AVAIL);
}
- if (wait_for((I915_READ(MIPI_GEN_FIFO_STAT(port)) & ctrl_mask) == 0, 50)) {
+ if (intel_wait_for_register(dev_priv,
+ MIPI_GEN_FIFO_STAT(port),
+ ctrl_mask, 0,
+ 50)) {
DRM_ERROR("Timeout waiting for HS/LP CTRL FIFO !full\n");
}