diff options
| author | Chris Wilson <chris@chris-wilson.co.uk> | 2016-06-30 15:33:16 +0100 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2016-06-30 15:42:18 +0100 |
| commit | e7615b3702513821669e81b69a3b459d712f60ba (patch) | |
| tree | 5a29d4e39dc6638c91b03b7ac6b00c601da2f9b5 /drivers/gpu/drm/i915/intel_dsi.c | |
| parent | 84c2aa9025e7046d25daaa8219cfd36e3f2d7a2d (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/1467297225-21379-33-git-send-email-chris@chris-wilson.co.uk
Diffstat (limited to 'drivers/gpu/drm/i915/intel_dsi.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_dsi.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c index 448d6dcc1529..618f849781aa 100644 --- a/drivers/gpu/drm/i915/intel_dsi.c +++ b/drivers/gpu/drm/i915/intel_dsi.c @@ -186,7 +186,10 @@ static ssize_t intel_dsi_host_transfer(struct mipi_dsi_host *host, /* ->rx_len is set only for reads */ if (msg->rx_len) { data_mask = GEN_READ_DATA_AVAIL; - if (wait_for((I915_READ(MIPI_INTR_STAT(port)) & data_mask) == data_mask, 50)) + if (intel_wait_for_register(dev_priv, + MIPI_INTR_STAT(port), + data_mask, data_mask, + 50)) DRM_ERROR("Timeout waiting for read data.\n"); read_data(dev_priv, data_reg, msg->rx_buf, msg->rx_len); |