drm/i915/dsi: move wait_for_dsi_fifo_empty to intel_dsi.c

wait_for_dsi_fifo_empty can be static in intel_dsi.c. No functional
changes.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-By: Shobhit Kumar <shobhit.kumar@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c
index dac4104..94865eb 100644 (file)
--- a/drivers/gpu/drm/i915/intel_dsi.c
+++ b/drivers/gpu/drm/i915/intel_dsi.c
@@ -42,6 +42,22 @@ static const struct intel_dsi_device intel_dsi_devices[] = {
        },
 };
 
+static void wait_for_dsi_fifo_empty(struct intel_dsi *intel_dsi)
+{
+       struct drm_encoder *encoder = &intel_dsi->base.base;
+       struct drm_device *dev = encoder->dev;
+       struct drm_i915_private *dev_priv = dev->dev_private;
+       struct intel_crtc *intel_crtc = to_intel_crtc(encoder->crtc);
+       enum port port = intel_dsi_pipe_to_port(intel_crtc->pipe);
+       u32 mask;
+
+       mask = LP_CTRL_FIFO_EMPTY | HS_CTRL_FIFO_EMPTY |
+               LP_DATA_FIFO_EMPTY | HS_DATA_FIFO_EMPTY;
+
+       if (wait_for((I915_READ(MIPI_GEN_FIFO_STAT(port)) & mask) == mask, 100))
+               DRM_ERROR("DPI FIFOs are not empty\n");
+}
+
 static void band_gap_reset(struct drm_i915_private *dev_priv)
 {
        mutex_lock(&dev_priv->dpio_lock);

diff --git a/drivers/gpu/drm/i915/intel_dsi_cmd.c b/drivers/gpu/drm/i915/intel_dsi_cmd.c
index 5f63c80..17b892a 100644 (file)
--- a/drivers/gpu/drm/i915/intel_dsi_cmd.c
+++ b/drivers/gpu/drm/i915/intel_dsi_cmd.c
@@ -408,19 +408,3 @@ int dpi_send_cmd(struct intel_dsi *intel_dsi, u32 cmd, bool hs, enum port port)
 
        return 0;
 }
-
-void wait_for_dsi_fifo_empty(struct intel_dsi *intel_dsi)
-{
-       struct drm_encoder *encoder = &intel_dsi->base.base;
-       struct drm_device *dev = encoder->dev;
-       struct drm_i915_private *dev_priv = dev->dev_private;
-       struct intel_crtc *intel_crtc = to_intel_crtc(encoder->crtc);
-       enum port port = intel_dsi_pipe_to_port(intel_crtc->pipe);
-       u32 mask;
-
-       mask = LP_CTRL_FIFO_EMPTY | HS_CTRL_FIFO_EMPTY |
-               LP_DATA_FIFO_EMPTY | HS_DATA_FIFO_EMPTY;
-
-       if (wait_for((I915_READ(MIPI_GEN_FIFO_STAT(port)) & mask) == mask, 100))
-               DRM_ERROR("DPI FIFOs are not empty\n");
-}

diff --git a/drivers/gpu/drm/i915/intel_dsi_cmd.h b/drivers/gpu/drm/i915/intel_dsi_cmd.h
index 1d1a716..70f2466 100644 (file)
--- a/drivers/gpu/drm/i915/intel_dsi_cmd.h
+++ b/drivers/gpu/drm/i915/intel_dsi_cmd.h
@@ -52,7 +52,6 @@ int dsi_vc_generic_read(struct intel_dsi *intel_dsi, int channel,
                u8 *reqdata, int reqlen, u8 *buf, int buflen, enum port port);
 
 int dpi_send_cmd(struct intel_dsi *intel_dsi, u32 cmd, bool hs, enum port port);
-void wait_for_dsi_fifo_empty(struct intel_dsi *intel_dsi);
 
 /* XXX: questionable write helpers */
 static inline int dsi_vc_dcs_write_0(struct intel_dsi *intel_dsi,