[PATCH 3/4] drm/i915: Flatten DRIVER_MODESET checks in i915_irq.c

Daniel Vetter
2015-02-03T10:51:17Z

UMS is no more!

Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
---
drivers/gpu/drm/i915/i915_irq.c | 36 +++++++++++-------------------------
1 file changed, 11 insertions(+), 25 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 80f35dcffea4..37189a25ca82 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -557,28 +557,16 @@ static u32 i915_get_vblank_counter(struct drm_device *dev, int pipe)
unsigned long high_frame;
unsigned long low_frame;
u32 high1, high2, low, pixel, vbl_start, hsync_start, htotal;
+ struct intel_crtc *intel_crtc =
+ to_intel_crtc(dev_priv->pipe_to_crtc_mapping[pipe]);
+ const struct drm_display_mode *mode =
+ &intel_crtc->config->base.adjusted_mode;

- if (drm_core_check_feature(dev, DRIVER_MODESET)) {
- struct intel_crtc *intel_crtc =
- to_intel_crtc(dev_priv->pipe_to_crtc_mapping[pipe]);
- const struct drm_display_mode *mode =
- &intel_crtc->config->base.adjusted_mode;
-
- htotal = mode->crtc_htotal;
- hsync_start = mode->crtc_hsync_start;
- vbl_start = mode->crtc_vblank_start;
- if (mode->flags & DRM_MODE_FLAG_INTERLACE)
- vbl_start = DIV_ROUND_UP(vbl_start, 2);
- } else {
- enum transcoder cpu_transcoder = (enum transcoder) pipe;
-
- htotal = ((I915_READ(HTOTAL(cpu_transcoder)) >> 16) & 0x1fff) + 1;
- hsync_start = (I915_READ(HSYNC(cpu_transcoder)) & 0x1fff) + 1;
- vbl_start = (I915_READ(VBLANK(cpu_transcoder)) & 0x1fff) + 1;
- if ((I915_READ(PIPECONF(cpu_transcoder)) &
- PIPECONF_INTERLACE_MASK) != PIPECONF_PROGRESSIVE)
- vbl_start = DIV_ROUND_UP(vbl_start, 2);
- }
+ htotal = mode->crtc_htotal;
+ hsync_start = mode->crtc_hsync_start;
+ vbl_start = mode->crtc_vblank_start;
+ if (mode->flags & DRM_MODE_FLAG_INTERLACE)
+ vbl_start = DIV_ROUND_UP(vbl_start, 2);

/* Convert to pixel count */
vbl_start *= htotal;
@@ -4330,10 +4318,8 @@ void intel_irq_init(struct drm_i915_private *dev_priv)
if (!IS_GEN2(dev_priv))
dev->vblank_disable_immediate = true;

- if (drm_core_check_feature(dev, DRIVER_MODESET)) {
- dev->driver->get_vblank_timestamp = i915_get_vblank_timestamp;
- dev->driver->get_scanout_position = i915_get_crtc_scanoutpos;
- }
+ dev->driver->get_vblank_timestamp = i915_get_vblank_timestamp;
+ dev->driver->get_scanout_position = i915_get_crtc_scanoutpos;

if (IS_CHERRYVIEW(dev_priv)) {
dev->driver->irq_handler = cherryview_irq_handler;
--
1.9.3