From: Ville Syrjälä Date: Thu, 23 Mar 2017 19:27:07 +0000 (+0200) Subject: drm/i915: Extract i9xx_plane_ctl() and ironlake_plane_ctl() X-Git-Tag: v4.12~21^2~16^2~48 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=7145f60a347d5676f2ac6982ed9d57dbef17a7e8;p=platform%2Fkernel%2Flinux-exynos.git drm/i915: Extract i9xx_plane_ctl() and ironlake_plane_ctl() Pull the code to calculate the pre-SKL primary plane control register value into separate functions. Allows us to pre-compute it in the future. v2: Split the pre-ilk vs. ilk+ unification to a separate patch (Chris) Cc: Chris Wilson Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/20170323192712.30682-2-ville.syrjala@linux.intel.com Reviewed-by: Chris Wilson --- diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 9a28a89..aa2c85b 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -2962,28 +2962,23 @@ int skl_check_plane_surface(struct intel_plane_state *plane_state) return 0; } -static void i9xx_update_primary_plane(struct drm_plane *primary, - const struct intel_crtc_state *crtc_state, - const struct intel_plane_state *plane_state) +static u32 i9xx_plane_ctl(const struct intel_crtc_state *crtc_state, + const struct intel_plane_state *plane_state) { - struct drm_i915_private *dev_priv = to_i915(primary->dev); - struct intel_crtc *intel_crtc = to_intel_crtc(crtc_state->base.crtc); - struct drm_framebuffer *fb = plane_state->base.fb; - int plane = intel_crtc->plane; - u32 linear_offset; - u32 dspcntr; - i915_reg_t reg = DSPCNTR(plane); + struct drm_i915_private *dev_priv = + to_i915(plane_state->base.plane->dev); + struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc); + const struct drm_framebuffer *fb = plane_state->base.fb; unsigned int rotation = plane_state->base.rotation; - int x = plane_state->base.src.x1 >> 16; - int y = plane_state->base.src.y1 >> 16; - unsigned long irqflags; + u32 dspcntr; - dspcntr = DISPPLANE_GAMMA_ENABLE; + dspcntr = DISPLAY_PLANE_ENABLE | DISPPLANE_GAMMA_ENABLE; - dspcntr |= DISPLAY_PLANE_ENABLE; + if (IS_G4X(dev_priv)) + dspcntr |= DISPPLANE_TRICKLE_FEED_DISABLE; if (INTEL_GEN(dev_priv) < 4) { - if (intel_crtc->pipe == PIPE_B) + if (crtc->pipe == PIPE_B) dspcntr |= DISPPLANE_SEL_PIPE_B; } @@ -3010,7 +3005,8 @@ static void i9xx_update_primary_plane(struct drm_plane *primary, dspcntr |= DISPPLANE_RGBX101010; break; default: - BUG(); + MISSING_CASE(fb->format->format); + return 0; } if (INTEL_GEN(dev_priv) >= 4 && @@ -3023,8 +3019,26 @@ static void i9xx_update_primary_plane(struct drm_plane *primary, if (rotation & DRM_REFLECT_X) dspcntr |= DISPPLANE_MIRROR; - if (IS_G4X(dev_priv)) - dspcntr |= DISPPLANE_TRICKLE_FEED_DISABLE; + return dspcntr; +} + +static void i9xx_update_primary_plane(struct drm_plane *primary, + const struct intel_crtc_state *crtc_state, + const struct intel_plane_state *plane_state) +{ + struct drm_i915_private *dev_priv = to_i915(primary->dev); + struct intel_crtc *intel_crtc = to_intel_crtc(crtc_state->base.crtc); + struct drm_framebuffer *fb = plane_state->base.fb; + int plane = intel_crtc->plane; + u32 linear_offset; + u32 dspcntr; + i915_reg_t reg = DSPCNTR(plane); + unsigned int rotation = plane_state->base.rotation; + int x = plane_state->base.src.x1 >> 16; + int y = plane_state->base.src.y1 >> 16; + unsigned long irqflags; + + dspcntr = i9xx_plane_ctl(crtc_state, plane_state); intel_add_fb_offsets(&x, &y, plane_state, 0); @@ -3105,25 +3119,19 @@ static void i9xx_disable_primary_plane(struct drm_plane *primary, spin_unlock_irqrestore(&dev_priv->uncore.lock, irqflags); } -static void ironlake_update_primary_plane(struct drm_plane *primary, - const struct intel_crtc_state *crtc_state, - const struct intel_plane_state *plane_state) +static u32 ironlake_plane_ctl(const struct intel_crtc_state *crtc_state, + const struct intel_plane_state *plane_state) { - struct drm_device *dev = primary->dev; - struct drm_i915_private *dev_priv = to_i915(dev); - struct intel_crtc *intel_crtc = to_intel_crtc(crtc_state->base.crtc); - struct drm_framebuffer *fb = plane_state->base.fb; - int plane = intel_crtc->plane; - u32 linear_offset; - u32 dspcntr; - i915_reg_t reg = DSPCNTR(plane); + struct drm_i915_private *dev_priv = + to_i915(plane_state->base.plane->dev); + const struct drm_framebuffer *fb = plane_state->base.fb; unsigned int rotation = plane_state->base.rotation; - int x = plane_state->base.src.x1 >> 16; - int y = plane_state->base.src.y1 >> 16; - unsigned long irqflags; + u32 dspcntr; - dspcntr = DISPPLANE_GAMMA_ENABLE; - dspcntr |= DISPLAY_PLANE_ENABLE; + dspcntr = DISPLAY_PLANE_ENABLE | DISPPLANE_GAMMA_ENABLE; + + if (!IS_HASWELL(dev_priv) && !IS_BROADWELL(dev_priv)) + dspcntr |= DISPPLANE_TRICKLE_FEED_DISABLE; if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) dspcntr |= DISPPLANE_PIPE_CSC_ENABLE; @@ -3148,7 +3156,8 @@ static void ironlake_update_primary_plane(struct drm_plane *primary, dspcntr |= DISPPLANE_RGBX101010; break; default: - BUG(); + MISSING_CASE(fb->format->format); + return 0; } if (fb->modifier == I915_FORMAT_MOD_X_TILED) @@ -3157,8 +3166,27 @@ static void ironlake_update_primary_plane(struct drm_plane *primary, if (rotation & DRM_ROTATE_180) dspcntr |= DISPPLANE_ROTATE_180; - if (!IS_HASWELL(dev_priv) && !IS_BROADWELL(dev_priv)) - dspcntr |= DISPPLANE_TRICKLE_FEED_DISABLE; + return dspcntr; +} + +static void ironlake_update_primary_plane(struct drm_plane *primary, + const struct intel_crtc_state *crtc_state, + const struct intel_plane_state *plane_state) +{ + struct drm_device *dev = primary->dev; + struct drm_i915_private *dev_priv = to_i915(dev); + struct intel_crtc *intel_crtc = to_intel_crtc(crtc_state->base.crtc); + struct drm_framebuffer *fb = plane_state->base.fb; + int plane = intel_crtc->plane; + u32 linear_offset; + u32 dspcntr; + i915_reg_t reg = DSPCNTR(plane); + unsigned int rotation = plane_state->base.rotation; + int x = plane_state->base.src.x1 >> 16; + int y = plane_state->base.src.y1 >> 16; + unsigned long irqflags; + + dspcntr = ironlake_plane_ctl(crtc_state, plane_state); intel_add_fb_offsets(&x, &y, plane_state, 0);