From 4c10794fe1a1afdb00821fc304fe4287f10d5866 Mon Sep 17 00:00:00 2001 From: Daniel Vetter Date: Thu, 24 Apr 2014 23:55:05 +0200 Subject: [PATCH] drm/i915: Move fb pinning into __intel_set_mode Our two ->crtc_mode_set callbacks really don't care whether the fb is pinned and set up already or not - all the state computation and handling which originally looked at the framebuffer is already using the indirection through the pipe configuration. Eventually we want to move this up a bit more, but as long as the crtc mode_set callback still exists (and as long as we don't need to pin an entire pile of planes due to atomic modesets) there's not much point in it. So I'll let this be for now. v2: Don't forget about haswell ... Reviewed-by: Akash Goel Signed-off-by: Daniel Vetter --- drivers/gpu/drm/i915/intel_display.c | 80 +++++++++--------------------------- 1 file changed, 20 insertions(+), 60 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 22d38c95db5a..70ca2cdbfbb8 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -5771,8 +5771,6 @@ static int i9xx_crtc_mode_set(struct drm_crtc *crtc, bool is_lvds = false, is_dsi = false; struct intel_encoder *encoder; const intel_limit_t *limit; - struct drm_framebuffer *old_fb; - int ret; for_each_encoder_on_crtc(dev, crtc, encoder) { switch (encoder->type) { @@ -5872,26 +5870,8 @@ skip_dpll: I915_WRITE(DSPCNTR(plane), dspcntr); POSTING_READ(DSPCNTR(plane)); - mutex_lock(&dev->struct_mutex); - ret = intel_pin_and_fence_fb_obj(dev, - to_intel_framebuffer(fb)->obj, - NULL); - if (ret != 0) { - DRM_ERROR("pin & fence failed\n"); - mutex_unlock(&dev->struct_mutex); - return ret; - } - old_fb = crtc->primary->fb; - if (old_fb) - intel_unpin_fb_obj(to_intel_framebuffer(old_fb)->obj); - mutex_unlock(&dev->struct_mutex); - dev_priv->display.update_primary_plane(crtc, fb, x, y); - crtc->primary->fb = fb; - crtc->x = x; - crtc->y = y; - return 0; } @@ -6828,8 +6808,6 @@ static int ironlake_crtc_mode_set(struct drm_crtc *crtc, bool is_lvds = false; struct intel_encoder *encoder; struct intel_shared_dpll *pll; - struct drm_framebuffer *old_fb; - int ret; for_each_encoder_on_crtc(dev, crtc, encoder) { switch (encoder->type) { @@ -6906,26 +6884,8 @@ static int ironlake_crtc_mode_set(struct drm_crtc *crtc, I915_WRITE(DSPCNTR(plane), DISPPLANE_GAMMA_ENABLE); POSTING_READ(DSPCNTR(plane)); - mutex_lock(&dev->struct_mutex); - ret = intel_pin_and_fence_fb_obj(dev, - to_intel_framebuffer(fb)->obj, - NULL); - if (ret != 0) { - DRM_ERROR("pin & fence failed\n"); - mutex_unlock(&dev->struct_mutex); - return ret; - } - old_fb = crtc->primary->fb; - if (old_fb) - intel_unpin_fb_obj(to_intel_framebuffer(old_fb)->obj); - mutex_unlock(&dev->struct_mutex); - dev_priv->display.update_primary_plane(crtc, fb, x, y); - crtc->primary->fb = fb; - crtc->x = x; - crtc->y = y; - return 0; } @@ -7396,8 +7356,6 @@ static int haswell_crtc_mode_set(struct drm_crtc *crtc, struct drm_i915_private *dev_priv = dev->dev_private; struct intel_crtc *intel_crtc = to_intel_crtc(crtc); int plane = intel_crtc->plane; - struct drm_framebuffer *old_fb; - int ret; if (!intel_ddi_pll_select(intel_crtc)) return -EINVAL; @@ -7423,26 +7381,8 @@ static int haswell_crtc_mode_set(struct drm_crtc *crtc, I915_WRITE(DSPCNTR(plane), DISPPLANE_GAMMA_ENABLE | DISPPLANE_PIPE_CSC_ENABLE); POSTING_READ(DSPCNTR(plane)); - mutex_lock(&dev->struct_mutex); - ret = intel_pin_and_fence_fb_obj(dev, - to_intel_framebuffer(fb)->obj, - NULL); - if (ret != 0) { - DRM_ERROR("pin & fence failed\n"); - mutex_unlock(&dev->struct_mutex); - return ret; - } - old_fb = crtc->primary->fb; - if (old_fb) - intel_unpin_fb_obj(to_intel_framebuffer(old_fb)->obj); - mutex_unlock(&dev->struct_mutex); - dev_priv->display.update_primary_plane(crtc, fb, x, y); - crtc->primary->fb = fb; - crtc->x = x; - crtc->y = y; - return 0; } @@ -10280,6 +10220,26 @@ static int __intel_set_mode(struct drm_crtc *crtc, * on the DPLL. */ for_each_intel_crtc_masked(dev, modeset_pipes, intel_crtc) { + struct drm_framebuffer *old_fb; + + mutex_lock(&dev->struct_mutex); + ret = intel_pin_and_fence_fb_obj(dev, + to_intel_framebuffer(fb)->obj, + NULL); + if (ret != 0) { + DRM_ERROR("pin & fence failed\n"); + mutex_unlock(&dev->struct_mutex); + goto done; + } + old_fb = crtc->primary->fb; + if (old_fb) + intel_unpin_fb_obj(to_intel_framebuffer(old_fb)->obj); + mutex_unlock(&dev->struct_mutex); + + crtc->primary->fb = fb; + crtc->x = x; + crtc->y = y; + ret = dev_priv->display.crtc_mode_set(&intel_crtc->base, x, y, fb); if (ret) -- 2.11.0