diff mbox

[01/19] drm/i915: make FDI training a display function

Message ID 1304028785-10583-2-git-send-email-jbarnes@virtuousgeek.org (mailing list archive)
State New, archived
Headers show

Commit Message

Jesse Barnes April 28, 2011, 10:12 p.m. UTC 
Rather than branching in ironlake_pch_enable, add a new train_fdi
function to the display function pointer struct and use it instead.

Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
---
 drivers/gpu/drm/i915/i915_drv.h      |    2 +-
 drivers/gpu/drm/i915/intel_display.c |    7 +++----
 2 files changed, 4 insertions(+), 5 deletions(-)

Comments

Keith Packard April 28, 2011, 10:33 p.m. UTC | #1 
On Thu, 28 Apr 2011 15:12:47 -0700, Jesse Barnes <jbarnes@virtuousgeek.org> wrote:

> Rather than branching in ironlake_pch_enable, add a new train_fdi
> function to the display function pointer struct and use it instead.
> 
> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>

Reviewed-by: Keith Packard <keithp@keithp.com>
diff mbox

Patch

diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 0296967..05a6929 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -209,7 +209,7 @@  struct drm_i915_display_funcs {
 			     struct drm_display_mode *adjusted_mode,
 			     int x, int y,
 			     struct drm_framebuffer *old_fb);
-
+	void (*fdi_link_train)(struct drm_crtc *crtc);
 	/* clock updates for mode set */
 	/* cursor updates */
 	/* render clock increase/decrease */
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 62f9e52..0dadc8e 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -2465,10 +2465,7 @@  static void ironlake_pch_enable(struct drm_crtc *crtc)
 	u32 reg, temp;
 
 	/* For PCH output, training FDI link */
-	if (IS_GEN6(dev))
-		gen6_fdi_link_train(crtc);
-	else
-		ironlake_fdi_link_train(crtc);
+	dev_priv->display.fdi_link_train(crtc);
 
 	intel_enable_pch_pll(dev_priv, pipe);
 
@@ -7290,6 +7287,7 @@  static void intel_init_display(struct drm_device *dev)
 					      "Disable CxSR\n");
 				dev_priv->display.update_wm = NULL;
 			}
+			dev_priv->display.fdi_link_train = ironlake_fdi_link_train;
 		} else if (IS_GEN6(dev)) {
 			if (SNB_READ_WM0_LATENCY()) {
 				dev_priv->display.update_wm = sandybridge_update_wm;
@@ -7298,6 +7296,7 @@  static void intel_init_display(struct drm_device *dev)
 					      "Disable CxSR\n");
 				dev_priv->display.update_wm = NULL;
 			}
+			dev_priv->display.fdi_link_train = gen6_fdi_link_train;
 		} else
 			dev_priv->display.update_wm = NULL;
 	} else if (IS_PINEVIEW(dev)) {