[Intel-gfx] [PATCH 11/22] drm/i915: Don't pass plane+plane_state to intel_pin_and_fence_fb_obj()
Daniel Vetter
daniel at ffwll.ch
Wed Oct 21 04:28:17 PDT 2015
On Wed, Oct 14, 2015 at 07:29:03PM +0300, ville.syrjala at linux.intel.com wrote:
> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
>
> intel_pin_and_fence_fb_obj() only needs the framebuffer, and the desird
> rotation (to find the right GTT view for it), so no need to pass all
> kinds of plane stuff.
>
> Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
Feels indeed a bit like a bikeshed and just churn without resolving the
"pass vma in plane_state around" idea for real. But meh, it's imo not
worse than the existing code, and looks correct. Less churn would make me
a happier reviewer thought (there's a pile of whitespace in here too).
Grumpily-Reviewed-by: Daniel Vetter <daniel.vetter at ffwll.ch>
> ---
> drivers/gpu/drm/i915/intel_display.c | 39 ++++++++++++++++--------------------
> drivers/gpu/drm/i915/intel_drv.h | 5 ++---
> drivers/gpu/drm/i915/intel_fbdev.c | 2 +-
> 3 files changed, 20 insertions(+), 26 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
> index 85e1473..80e9f2e 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -2275,8 +2275,9 @@ intel_fb_align_height(struct drm_device *dev, unsigned int height,
> }
>
> static int
> -intel_fill_fb_ggtt_view(struct i915_ggtt_view *view, struct drm_framebuffer *fb,
> - const struct drm_plane_state *plane_state)
> +intel_fill_fb_ggtt_view(struct i915_ggtt_view *view,
> + const struct drm_framebuffer *fb,
> + unsigned int rotation)
> {
> struct drm_i915_private *dev_priv = to_i915(fb->dev);
> struct intel_rotation_info *info = &view->rotation_info;
> @@ -2284,10 +2285,7 @@ intel_fill_fb_ggtt_view(struct i915_ggtt_view *view, struct drm_framebuffer *fb,
>
> *view = i915_ggtt_view_normal;
>
> - if (!plane_state)
> - return 0;
> -
> - if (!intel_rotation_90_or_270(plane_state->rotation))
> + if (!intel_rotation_90_or_270(rotation))
> return 0;
>
> *view = i915_ggtt_view_rotated;
> @@ -2354,9 +2352,8 @@ static unsigned int intel_surf_alignment(const struct drm_i915_private *dev_priv
> }
>
> int
> -intel_pin_and_fence_fb_obj(struct drm_plane *plane,
> - struct drm_framebuffer *fb,
> - const struct drm_plane_state *plane_state,
> +intel_pin_and_fence_fb_obj(struct drm_framebuffer *fb,
> + unsigned int rotation,
> struct intel_engine_cs *pipelined,
> struct drm_i915_gem_request **pipelined_request)
> {
> @@ -2371,7 +2368,7 @@ intel_pin_and_fence_fb_obj(struct drm_plane *plane,
>
> alignment = intel_surf_alignment(dev_priv, fb->modifier[0]);
>
> - ret = intel_fill_fb_ggtt_view(&view, fb, plane_state);
> + ret = intel_fill_fb_ggtt_view(&view, fb, rotation);
> if (ret)
> return ret;
>
> @@ -2432,8 +2429,7 @@ err_interruptible:
> return ret;
> }
>
> -static void intel_unpin_fb_obj(struct drm_framebuffer *fb,
> - const struct drm_plane_state *plane_state)
> +static void intel_unpin_fb_obj(struct drm_framebuffer *fb, unsigned int rotation)
> {
> struct drm_i915_gem_object *obj = intel_fb_obj(fb);
> struct i915_ggtt_view view;
> @@ -2441,7 +2437,7 @@ static void intel_unpin_fb_obj(struct drm_framebuffer *fb,
>
> WARN_ON(!mutex_is_locked(&obj->base.dev->struct_mutex));
>
> - ret = intel_fill_fb_ggtt_view(&view, fb, plane_state);
> + ret = intel_fill_fb_ggtt_view(&view, fb, rotation);
> WARN_ONCE(ret, "Couldn't get view from plane state!");
>
> i915_gem_object_unpin_fence(obj);
> @@ -10780,7 +10776,7 @@ static void intel_unpin_work_fn(struct work_struct *__work)
> struct drm_plane *primary = crtc->base.primary;
>
> mutex_lock(&dev->struct_mutex);
> - intel_unpin_fb_obj(work->old_fb, primary->state);
> + intel_unpin_fb_obj(work->old_fb, primary->state->rotation);
> drm_gem_object_unreference(&work->pending_flip_obj->base);
>
> if (work->flip_queued_req)
> @@ -11521,8 +11517,7 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc,
> * synchronisation, so all we want here is to pin the framebuffer
> * into the display plane and skip any waits.
> */
> - ret = intel_pin_and_fence_fb_obj(crtc->primary, fb,
> - crtc->primary->state,
> + ret = intel_pin_and_fence_fb_obj(fb, primary->state->rotation,
> mmio_flip ? i915_gem_request_get_ring(obj->last_write_req) : ring, &request);
> if (ret)
> goto cleanup_pending;
> @@ -11573,7 +11568,7 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc,
> return 0;
>
> cleanup_unpin:
> - intel_unpin_fb_obj(fb, crtc->primary->state);
> + intel_unpin_fb_obj(fb, crtc->primary->state->rotation);
> cleanup_pending:
> if (request)
> i915_gem_request_cancel(request);
> @@ -13457,7 +13452,8 @@ intel_prepare_plane_fb(struct drm_plane *plane,
> if (ret)
> DRM_DEBUG_KMS("failed to attach phys object\n");
> } else {
> - ret = intel_pin_and_fence_fb_obj(plane, fb, new_state, NULL, NULL);
> + ret = intel_pin_and_fence_fb_obj(fb, new_state->rotation,
> + NULL, NULL);
> }
>
> if (ret == 0)
> @@ -13488,7 +13484,7 @@ intel_cleanup_plane_fb(struct drm_plane *plane,
> if (plane->type != DRM_PLANE_TYPE_CURSOR ||
> !INTEL_INFO(dev)->cursor_needs_physical) {
> mutex_lock(&dev->struct_mutex);
> - intel_unpin_fb_obj(old_state->fb, old_state);
> + intel_unpin_fb_obj(old_state->fb, old_state->rotation);
> mutex_unlock(&dev->struct_mutex);
> }
> }
> @@ -15474,9 +15470,8 @@ void intel_modeset_gem_init(struct drm_device *dev)
> continue;
>
> mutex_lock(&dev->struct_mutex);
> - ret = intel_pin_and_fence_fb_obj(c->primary,
> - c->primary->fb,
> - c->primary->state,
> + ret = intel_pin_and_fence_fb_obj(c->primary->fb,
> + c->primary->state->rotation,
> NULL, NULL);
> mutex_unlock(&dev->struct_mutex);
> if (ret) {
> diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
> index ed47ca3..b0d92e0 100644
> --- a/drivers/gpu/drm/i915/intel_drv.h
> +++ b/drivers/gpu/drm/i915/intel_drv.h
> @@ -1067,9 +1067,8 @@ bool intel_get_load_detect_pipe(struct drm_connector *connector,
> void intel_release_load_detect_pipe(struct drm_connector *connector,
> struct intel_load_detect_pipe *old,
> struct drm_modeset_acquire_ctx *ctx);
> -int intel_pin_and_fence_fb_obj(struct drm_plane *plane,
> - struct drm_framebuffer *fb,
> - const struct drm_plane_state *plane_state,
> +int intel_pin_and_fence_fb_obj(struct drm_framebuffer *fb,
> + unsigned int rotation,
> struct intel_engine_cs *pipelined,
> struct drm_i915_gem_request **pipelined_request);
> struct drm_framebuffer *
> diff --git a/drivers/gpu/drm/i915/intel_fbdev.c b/drivers/gpu/drm/i915/intel_fbdev.c
> index 4fd5fdf..6bef820 100644
> --- a/drivers/gpu/drm/i915/intel_fbdev.c
> +++ b/drivers/gpu/drm/i915/intel_fbdev.c
> @@ -161,7 +161,7 @@ static int intelfb_alloc(struct drm_fb_helper *helper,
> }
>
> /* Flush everything out, we'll be doing GTT only from now on */
> - ret = intel_pin_and_fence_fb_obj(NULL, fb, NULL, NULL, NULL);
> + ret = intel_pin_and_fence_fb_obj(fb, BIT(DRM_ROTATE_0), NULL, NULL);
> if (ret) {
> DRM_ERROR("failed to pin obj: %d\n", ret);
> goto out_fb;
> --
> 2.4.9
>
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--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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