Waiting for DMA status register can be done with dedicated function.
Lets use it as additional bonus will be smaller driver footprint.
Signed-off-by: Michal Wajdeczko <michal.wajdec...@intel.com>
Cc: Chris Wilson <ch...@chris-wilson.co.uk>
Cc: Joonas Lahtinen <joonas.lahti...@linux.intel.com>
---
drivers/gpu/drm/i915/intel_huc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/intel_huc.c b/drivers/gpu/drm/i915/intel_huc.c
index c8a48cb..98d1725 100644
--- a/drivers/gpu/drm/i915/intel_huc.c
+++ b/drivers/gpu/drm/i915/intel_huc.c
@@ -151,7 +151,7 @@ static int huc_ucode_xfer(struct intel_uc_fw *huc_fw,
struct i915_vma *vma)
I915_WRITE(DMA_CTRL, _MASKED_BIT_ENABLE(HUC_UKERNEL | START_DMA));
/* Wait for DMA to finish */
- ret = wait_for((I915_READ(DMA_CTRL) & START_DMA) == 0, 100);
+ ret = intel_wait_for_register_fw(dev_priv, DMA_CTRL, START_DMA, 0, 100);
DRM_DEBUG_DRIVER("HuC DMA transfer wait over with ret %d\n", ret);
--
2.7.4
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