From: Tvrtko Ursulin <tvrtko.ursu...@intel.com>

Need to do this in order to support 90/270 rotated display.

v2: Pass in drm_plane instead of plane index to intel_obj_display_address.

v3:
    * Renamed intel_obj_display_address to intel_plane_obj_offset.
      (Chris Wilson)
    * Simplified rotation check to bitwise AND. (Chris Wilson)

v4:
    * Extracted 90/270 rotation check into a helper function. (Michel Thierry)

For: VIZ-4545
Signed-off-by: Tvrtko Ursulin <tvrtko.ursu...@intel.com>
Reviewed-by: Michel Thierry <michel.thie...@intel.com>
---
 drivers/gpu/drm/i915/i915_drv.h      |  7 +++++++
 drivers/gpu/drm/i915/i915_gem.c      |  4 ++--
 drivers/gpu/drm/i915/intel_display.c | 24 ++++++++++++++++++------
 drivers/gpu/drm/i915/intel_drv.h     |  9 +++++++++
 drivers/gpu/drm/i915/intel_sprite.c  |  5 ++++-
 5 files changed, 40 insertions(+), 9 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index b04b07d..e12b6f3 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -2879,6 +2879,13 @@ i915_gem_obj_ggtt_offset(struct drm_i915_gem_object *obj)
 }
 
 static inline unsigned long
+i915_gem_obj_ggtt_offset_view(struct drm_i915_gem_object *obj,
+                             enum i915_ggtt_view_type view)
+{
+       return i915_gem_obj_offset_view(obj, i915_obj_to_ggtt(obj), view);
+}
+
+static inline unsigned long
 i915_gem_obj_ggtt_size(struct drm_i915_gem_object *obj)
 {
        return i915_gem_obj_size(obj, i915_obj_to_ggtt(obj));
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index ecedda5..ba99bfe 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -5181,8 +5181,8 @@ unsigned long i915_gem_obj_offset_view(struct 
drm_i915_gem_object *o,
                        return vma->node.start;
 
        }
-       WARN(1, "%s vma for this object not found.\n",
-            i915_is_ggtt(vm) ? "global" : "ppgtt");
+       WARN(1, "%s vma for this object not found. (view=%u)\n",
+            i915_is_ggtt(vm) ? "global" : "ppgtt", view);
        return -1;
 }
 
diff --git a/drivers/gpu/drm/i915/intel_display.c 
b/drivers/gpu/drm/i915/intel_display.c
index 9867f55..c7ead35 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -2258,8 +2258,7 @@ int intel_fill_fb_ggtt_view(struct i915_ggtt_view *view,
        if (!plane_state)
                return 0;
 
-       if (!(plane_state->rotation &
-           (BIT(DRM_ROTATE_90) | BIT(DRM_ROTATE_270))))
+       if (!intel_rotation_90_or_270(plane_state->rotation))
                return 0;
 
        *view = rotated_view;
@@ -2864,6 +2863,17 @@ u32 intel_fb_stride_alignment(struct drm_device *dev, 
uint64_t fb_modifier,
        }
 }
 
+unsigned long intel_plane_obj_offset(struct intel_plane *intel_plane,
+                                    struct drm_i915_gem_object *obj)
+{
+       enum i915_ggtt_view_type view = I915_GGTT_VIEW_NORMAL;
+
+       if (intel_rotation_90_or_270(intel_plane->base.state->rotation))
+               view = I915_GGTT_VIEW_ROTATED;
+
+       return i915_gem_obj_ggtt_offset_view(obj, view);
+}
+
 static void skylake_update_primary_plane(struct drm_crtc *crtc,
                                         struct drm_framebuffer *fb,
                                         int x, int y)
@@ -2874,6 +2884,7 @@ static void skylake_update_primary_plane(struct drm_crtc 
*crtc,
        struct drm_i915_gem_object *obj;
        int pipe = intel_crtc->pipe;
        u32 plane_ctl, stride_div;
+       unsigned long surf_addr;
 
        if (!intel_crtc->primary_enabled) {
                I915_WRITE(PLANE_CTL(pipe, 0), 0);
@@ -2940,11 +2951,12 @@ static void skylake_update_primary_plane(struct 
drm_crtc *crtc,
        obj = intel_fb_obj(fb);
        stride_div = intel_fb_stride_alignment(dev, fb->modifier[0],
                                               fb->pixel_format);
+       surf_addr = intel_plane_obj_offset(to_intel_plane(crtc->primary), obj);
 
        I915_WRITE(PLANE_CTL(pipe, 0), plane_ctl);
 
        DRM_DEBUG_KMS("Writing base %08lX %d,%d,%d,%d pitch=%d\n",
-                     i915_gem_obj_ggtt_offset(obj),
+                     surf_addr,
                      x, y, fb->width, fb->height,
                      fb->pitches[0]);
 
@@ -2954,7 +2966,7 @@ static void skylake_update_primary_plane(struct drm_crtc 
*crtc,
                   (intel_crtc->config->pipe_src_h - 1) << 16 |
                   (intel_crtc->config->pipe_src_w - 1));
        I915_WRITE(PLANE_STRIDE(pipe, 0), fb->pitches[0] / stride_div);
-       I915_WRITE(PLANE_SURF(pipe, 0), i915_gem_obj_ggtt_offset(obj));
+       I915_WRITE(PLANE_SURF(pipe, 0), surf_addr);
 
        POSTING_READ(PLANE_SURF(pipe, 0));
 }
@@ -9987,8 +9999,8 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc,
        if (ret)
                goto cleanup_pending;
 
-       work->gtt_offset =
-               i915_gem_obj_ggtt_offset(obj) + intel_crtc->dspaddr_offset;
+       work->gtt_offset = intel_plane_obj_offset(to_intel_plane(primary), obj)
+                                                 + intel_crtc->dspaddr_offset;
 
        if (use_mmio_flip(ring, obj)) {
                ret = intel_queue_mmio_flip(dev, crtc, fb, obj, ring,
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 67b21cf..d57b9b7 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -987,6 +987,12 @@ unsigned int
 intel_tile_height(struct drm_device *dev, uint32_t pixel_format,
                  uint64_t fb_format_modifier);
 
+static inline bool
+intel_rotation_90_or_270(unsigned int rotation)
+{
+       return rotation & (BIT(DRM_ROTATE_90) | BIT(DRM_ROTATE_270));
+}
+
 /* shared dpll functions */
 struct intel_shared_dpll *intel_crtc_to_shared_dpll(struct intel_crtc *crtc);
 void assert_shared_dpll(struct drm_i915_private *dev_priv,
@@ -1041,6 +1047,9 @@ void intel_mode_from_pipe_config(struct drm_display_mode 
*mode,
 void intel_crtc_wait_for_pending_flips(struct drm_crtc *crtc);
 void intel_modeset_preclose(struct drm_device *dev, struct drm_file *file);
 
+unsigned long intel_plane_obj_offset(struct intel_plane *intel_plane,
+                                    struct drm_i915_gem_object *obj);
+
 /* intel_dp.c */
 void intel_dp_init(struct drm_device *dev, int output_reg, enum port port);
 bool intel_dp_init_connector(struct intel_digital_port *intel_dig_port,
diff --git a/drivers/gpu/drm/i915/intel_sprite.c 
b/drivers/gpu/drm/i915/intel_sprite.c
index 7051da7..caa0bcc 100644
--- a/drivers/gpu/drm/i915/intel_sprite.c
+++ b/drivers/gpu/drm/i915/intel_sprite.c
@@ -191,6 +191,7 @@ skl_update_plane(struct drm_plane *drm_plane, struct 
drm_crtc *crtc,
        const int plane = intel_plane->plane + 1;
        u32 plane_ctl, stride_div;
        int pixel_size = drm_format_plane_cpp(fb->pixel_format, 0);
+       unsigned long surf_addr;
 
        plane_ctl = I915_READ(PLANE_CTL(pipe, plane));
 
@@ -280,12 +281,14 @@ skl_update_plane(struct drm_plane *drm_plane, struct 
drm_crtc *crtc,
        crtc_w--;
        crtc_h--;
 
+       surf_addr = intel_plane_obj_offset(intel_plane, obj);
+
        I915_WRITE(PLANE_OFFSET(pipe, plane), (y << 16) | x);
        I915_WRITE(PLANE_STRIDE(pipe, plane), fb->pitches[0] / stride_div);
        I915_WRITE(PLANE_POS(pipe, plane), (crtc_y << 16) | crtc_x);
        I915_WRITE(PLANE_SIZE(pipe, plane), (crtc_h << 16) | crtc_w);
        I915_WRITE(PLANE_CTL(pipe, plane), plane_ctl);
-       I915_WRITE(PLANE_SURF(pipe, plane), i915_gem_obj_ggtt_offset(obj));
+       I915_WRITE(PLANE_SURF(pipe, plane), surf_addr);
        POSTING_READ(PLANE_SURF(pipe, plane));
 }
 
-- 
2.3.0

_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
http://lists.freedesktop.org/mailman/listinfo/intel-gfx

Reply via email to