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authorJesse Barnes <jbarnes@virtuousgeek.org>2011-04-28 14:27:04 -0700
committerKeith Packard <keithp@keithp.com>2011-05-13 17:02:19 -0700
commit674cf967614f31826f45d30c8f8f8e050cc3eef2 (patch)
treefbec4f1f783922c2bda98e87935a311eaf8edbf8 /drivers
parent8eb572942ca02890f590d9251233038e27dd3842 (diff)
downloadblackbird-op-linux-674cf967614f31826f45d30c8f8f8e050cc3eef2.tar.gz
blackbird-op-linux-674cf967614f31826f45d30c8f8f8e050cc3eef2.zip
drm/i915: make FDI training a display function
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> Signed-off-by: Keith Packard <keithp@keithp.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/i915/i915_drv.h2
-rw-r--r--drivers/gpu/drm/i915/intel_display.c7
2 files changed, 4 insertions, 5 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index e9d824326a03..4dbf4dfafb59 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -208,7 +208,7 @@ 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 784e52c6e198..ba618d509dee 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -2469,10 +2469,7 @@ 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);
@@ -7431,6 +7428,7 @@ 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;
@@ -7439,6 +7437,7 @@ 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)) {
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