Re: [PATCH v2 01/11] drm/i915: Use passed plane state for sprite planes, v2.

Daniel Vetter
2015-11-17T15:23:36Z

On Mon, Oct 26, 2015 at 10:30:22AM +0100, Maarten Lankhorst wrote:
> Op 22-10-15 om 14:58 schreef Daniel Vetter:
> > On Thu, Oct 22, 2015 at 01:56:26PM +0200, Maarten Lankhorst wrote:
> >> Don't use plane->state directly, use the pointer from commit_plane.
> >>
> >> Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
> >> ---
> >> drivers/gpu/drm/i915/intel_drv.h | 8 ++---
> >> drivers/gpu/drm/i915/intel_sprite.c | 67 +++++++++++++++++++++++--------------
> >> 2 files changed, 45 insertions(+), 30 deletions(-)
> >>
> >> diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
> >> index 4e35557bbd41..51722e657b91 100644
> >> --- a/drivers/gpu/drm/i915/intel_drv.h
> >> +++ b/drivers/gpu/drm/i915/intel_drv.h
> >> @@ -631,16 +631,16 @@ struct intel_plane {
> >> /*
> >> * NOTE: Do not place new plane state fields here (e.g., when adding
> >> * new plane properties). New runtime state should now be placed in
> >> - * the intel_plane_state structure and accessed via drm_plane->state.
> >> + * the intel_plane_state structure and accessed via plane_state.
> >> */
> >>
> >> void (*update_plane)(struct drm_plane *plane,
> >> - struct drm_crtc *crtc,
> >> - struct drm_framebuffer *fb,
> >> + struct intel_plane_state *plane_state,
> >> int crtc_x, int crtc_y,
> >> unsigned int crtc_w, unsigned int crtc_h,
> >> uint32_t x, uint32_t y,
> >> - uint32_t src_w, uint32_t src_h);
> >> + uint32_t src_w, uint32_t src_h,
> >> + struct intel_scaler *scaler);
> > This is an ugly hack imo. Better to add the scaler pointer to the plane
> > state, set it in compute_config once we're done and not pass it around
> > like this. Or we also pass around a pointer to the right crtc_state.
> >
> > Also, if we pass around plane_state I think all the crtc_x/y/w/h and x/y
> > and src_x/y/w/h should disappear, for a really clean vfunc interface.
>
> How about this? With --scissors
>
> Maybe the comment in intel_drv.h can be removed now too, since
> everything is passed through plane_state now.

Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>

Somewhen we need to unconfuse our mess of drm_rect vs. explicit
coordinates ...
-Daniel

> ----->8-------
> Don't use plane->state directly, use the pointer from commit_plane.
>
> Changes since v1:
> - Fix uses of plane->state->rotation and color key to use the passed state too.
> - Only pass crtc_state and plane_state to update_plane.
>
> Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
> ---
> diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
> index 4e35557bbd41..682f70f95e17 100644
> --- a/drivers/gpu/drm/i915/intel_drv.h
> +++ b/drivers/gpu/drm/i915/intel_drv.h
> @@ -631,16 +631,12 @@ struct intel_plane {
> /*
> * NOTE: Do not place new plane state fields here (e.g., when adding
> * new plane properties). New runtime state should now be placed in
> - * the intel_plane_state structure and accessed via drm_plane->state.
> + * the intel_plane_state structure and accessed via plane_state.
> */
>
> void (*update_plane)(struct drm_plane *plane,
> - struct drm_crtc *crtc,
> - struct drm_framebuffer *fb,
> - int crtc_x, int crtc_y,
> - unsigned int crtc_w, unsigned int crtc_h,
> - uint32_t x, uint32_t y,
> - uint32_t src_w, uint32_t src_h);
> + struct intel_crtc_state *crtc_state,
> + struct intel_plane_state *plane_state);
> void (*disable_plane)(struct drm_plane *plane,
> struct drm_crtc *crtc);
> int (*check_plane)(struct drm_plane *plane,
> diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c
> index 2551335ada04..1811b8bcae94 100644
> --- a/drivers/gpu/drm/i915/intel_sprite.c
> +++ b/drivers/gpu/drm/i915/intel_sprite.c
> @@ -178,29 +178,34 @@ void intel_pipe_update_end(struct intel_crtc *crtc)
> }
>
> static void
> -skl_update_plane(struct drm_plane *drm_plane, struct drm_crtc *crtc,
> - struct drm_framebuffer *fb,
> - int crtc_x, int crtc_y,
> - unsigned int crtc_w, unsigned int crtc_h,
> - uint32_t x, uint32_t y,
> - uint32_t src_w, uint32_t src_h)
> +skl_update_plane(struct drm_plane *drm_plane,
> + struct intel_crtc_state *crtc_state,
> + struct intel_plane_state *plane_state)
> {
> struct drm_device *dev = drm_plane->dev;
> struct drm_i915_private *dev_priv = dev->dev_private;
> struct intel_plane *intel_plane = to_intel_plane(drm_plane);
> + struct drm_framebuffer *fb = plane_state->base.fb;
> struct drm_i915_gem_object *obj = intel_fb_obj(fb);
> const int pipe = intel_plane->pipe;
> const int plane = intel_plane->plane + 1;
> u32 plane_ctl, stride_div, stride;
> int pixel_size = drm_format_plane_cpp(fb->pixel_format, 0);
> - const struct drm_intel_sprite_colorkey *key =
> - &to_intel_plane_state(drm_plane->state)->ckey;
> + const struct drm_intel_sprite_colorkey *key = &plane_state->ckey;
> unsigned long surf_addr;
> u32 tile_height, plane_offset, plane_size;
> unsigned int rotation;
> int x_offset, y_offset;
> - struct intel_crtc_state *crtc_state = to_intel_crtc(crtc)->config;
> - int scaler_id;
> +
> + struct drm_crtc *crtc = crtc_state->base.crtc;
> + int crtc_x = plane_state->dst.x1, crtc_y = plane_state->dst.y1;
> + uint32_t crtc_w = drm_rect_width(&plane_state->dst);
> + uint32_t crtc_h = drm_rect_height(&plane_state->dst);
> + uint32_t x = plane_state->src.x1 >> 16, y = plane_state->src.y1 >> 16;
> + uint32_t src_w = drm_rect_width(&plane_state->src) >> 16;
> + uint32_t src_h = drm_rect_height(&plane_state->src) >> 16;
> + const struct intel_scaler *scaler =
> + &crtc_state->scaler_state.scalers[plane_state->scaler_id];
>
> plane_ctl = PLANE_CTL_ENABLE |
> PLANE_CTL_PIPE_GAMMA_ENABLE |
> @@ -209,7 +214,7 @@ skl_update_plane(struct drm_plane *drm_plane, struct drm_crtc *crtc,
> plane_ctl |= skl_plane_ctl_format(fb->pixel_format);
> plane_ctl |= skl_plane_ctl_tiling(fb->modifier[0]);
>
> - rotation = drm_plane->state->rotation;
> + rotation = plane_state->base.rotation;
> plane_ctl |= skl_plane_ctl_rotation(rotation);
>
> intel_update_sprite_watermarks(drm_plane, crtc, src_w, src_h,
> @@ -219,8 +224,6 @@ skl_update_plane(struct drm_plane *drm_plane, struct drm_crtc *crtc,
> stride_div = intel_fb_stride_alignment(dev, fb->modifier[0],
> fb->pixel_format);
>
> - scaler_id = to_intel_plane_state(drm_plane->state)->scaler_id;
> -
> /* Sizes are 0 based */
> src_w--;
> src_h--;
> @@ -261,13 +264,13 @@ skl_update_plane(struct drm_plane *drm_plane, struct drm_crtc *crtc,
> I915_WRITE(PLANE_SIZE(pipe, plane), plane_size);
>
> /* program plane scaler */
> - if (scaler_id >= 0) {
> + if (plane_state->scaler_id >= 0) {
> uint32_t ps_ctrl = 0;
> + int scaler_id = plane_state->scaler_id;
>
> DRM_DEBUG_KMS("plane = %d PS_PLANE_SEL(plane) = 0x%x\n", plane,
> PS_PLANE_SEL(plane));
> - ps_ctrl = PS_SCALER_EN | PS_PLANE_SEL(plane) |
> - crtc_state->scaler_state.scalers[scaler_id].mode;
> + ps_ctrl = PS_SCALER_EN | PS_PLANE_SEL(plane) | scaler->mode;
> I915_WRITE(SKL_PS_CTRL(pipe, scaler_id), ps_ctrl);
> I915_WRITE(SKL_PS_PWR_GATE(pipe, scaler_id), 0);
> I915_WRITE(SKL_PS_WIN_POS(pipe, scaler_id), (crtc_x << 16) | crtc_y);
> @@ -341,24 +344,28 @@ chv_update_csc(struct intel_plane *intel_plane, uint32_t format)
> }
>
> static void
> -vlv_update_plane(struct drm_plane *dplane, struct drm_crtc *crtc,
> - struct drm_framebuffer *fb,
> - int crtc_x, int crtc_y,
> - unsigned int crtc_w, unsigned int crtc_h,
> - uint32_t x, uint32_t y,
> - uint32_t src_w, uint32_t src_h)
> +vlv_update_plane(struct drm_plane *dplane,
> + struct intel_crtc_state *crtc_state,
> + struct intel_plane_state *plane_state)
> {
> struct drm_device *dev = dplane->dev;
> struct drm_i915_private *dev_priv = dev->dev_private;
> struct intel_plane *intel_plane = to_intel_plane(dplane);
> + struct drm_framebuffer *fb = plane_state->base.fb;
> struct drm_i915_gem_object *obj = intel_fb_obj(fb);
> int pipe = intel_plane->pipe;
> int plane = intel_plane->plane;
> u32 sprctl;
> unsigned long sprsurf_offset, linear_offset;
> int pixel_size = drm_format_plane_cpp(fb->pixel_format, 0);
> - const struct drm_intel_sprite_colorkey *key =
> - &to_intel_plane_state(dplane->state)->ckey;
> + const struct drm_intel_sprite_colorkey *key = &plane_state->ckey;
> +
> + int crtc_x = plane_state->dst.x1, crtc_y = plane_state->dst.y1;
> + uint32_t crtc_w = drm_rect_width(&plane_state->dst);
> + uint32_t crtc_h = drm_rect_height(&plane_state->dst);
> + uint32_t x = plane_state->src.x1 >> 16, y = plane_state->src.y1 >> 16;
> + uint32_t src_w = drm_rect_width(&plane_state->src) >> 16;
> + uint32_t src_h = drm_rect_height(&plane_state->src) >> 16;
>
> sprctl = SP_ENABLE;
>
> @@ -428,7 +435,7 @@ vlv_update_plane(struct drm_plane *dplane, struct drm_crtc *crtc,
> fb->pitches[0]);
> linear_offset -= sprsurf_offset;
>
> - if (dplane->state->rotation == BIT(DRM_ROTATE_180)) {
> + if (plane_state->base.rotation == BIT(DRM_ROTATE_180)) {
> sprctl |= SP_ROTATE_180;
>
> x += src_w;
> @@ -481,23 +488,28 @@ vlv_disable_plane(struct drm_plane *dplane, struct drm_crtc *crtc)
> }
>
> static void
> -ivb_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
> - struct drm_framebuffer *fb,
> - int crtc_x, int crtc_y,
> - unsigned int crtc_w, unsigned int crtc_h,
> - uint32_t x, uint32_t y,
> - uint32_t src_w, uint32_t src_h)
> +ivb_update_plane(struct drm_plane *plane,
> + struct intel_crtc_state *crtc_state,
> + struct intel_plane_state *plane_state)
> {
> struct drm_device *dev = plane->dev;
> struct drm_i915_private *dev_priv = dev->dev_private;
> struct intel_plane *intel_plane = to_intel_plane(plane);
> + struct drm_framebuffer *fb = plane_state->base.fb;
> struct drm_i915_gem_object *obj = intel_fb_obj(fb);
> enum pipe pipe = intel_plane->pipe;
> u32 sprctl, sprscale = 0;
> unsigned long sprsurf_offset, linear_offset;
> int pixel_size = drm_format_plane_cpp(fb->pixel_format, 0);
> - const struct drm_intel_sprite_colorkey *key =
> - &to_intel_plane_state(plane->state)->ckey;
> + const struct drm_intel_sprite_colorkey *key = &plane_state->ckey;
> +
> + struct drm_crtc *crtc = crtc_state->base.crtc;
> + int crtc_x = plane_state->dst.x1, crtc_y = plane_state->dst.y1;
> + uint32_t crtc_w = drm_rect_width(&plane_state->dst);
> + uint32_t crtc_h = drm_rect_height(&plane_state->dst);
> + uint32_t x = plane_state->src.x1 >> 16, y = plane_state->src.y1 >> 16;
> + uint32_t src_w = drm_rect_width(&plane_state->src) >> 16;
> + uint32_t src_h = drm_rect_height(&plane_state->src) >> 16;
>
> sprctl = SPRITE_ENABLE;
>
> @@ -561,7 +573,7 @@ ivb_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
> pixel_size, fb->pitches[0]);
> linear_offset -= sprsurf_offset;
>
> - if (plane->state->rotation == BIT(DRM_ROTATE_180)) {
> + if (plane_state->base.rotation == BIT(DRM_ROTATE_180)) {
> sprctl |= SPRITE_ROTATE_180;
>
> /* HSW and BDW does this automagically in hardware */
> @@ -623,23 +635,28 @@ ivb_disable_plane(struct drm_plane *plane, struct drm_crtc *crtc)
> }
>
> static void
> -ilk_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
> - struct drm_framebuffer *fb,
> - int crtc_x, int crtc_y,
> - unsigned int crtc_w, unsigned int crtc_h,
> - uint32_t x, uint32_t y,
> - uint32_t src_w, uint32_t src_h)
> +ilk_update_plane(struct drm_plane *plane,
> + struct intel_crtc_state *crtc_state,
> + struct intel_plane_state *plane_state)
> {
> struct drm_device *dev = plane->dev;
> struct drm_i915_private *dev_priv = dev->dev_private;
> struct intel_plane *intel_plane = to_intel_plane(plane);
> + struct drm_framebuffer *fb = plane_state->base.fb;
> struct drm_i915_gem_object *obj = intel_fb_obj(fb);
> int pipe = intel_plane->pipe;
> unsigned long dvssurf_offset, linear_offset;
> u32 dvscntr, dvsscale;
> int pixel_size = drm_format_plane_cpp(fb->pixel_format, 0);
> - const struct drm_intel_sprite_colorkey *key =
> - &to_intel_plane_state(plane->state)->ckey;
> + const struct drm_intel_sprite_colorkey *key = &plane_state->ckey;
> +
> + struct drm_crtc *crtc = crtc_state->base.crtc;
> + int crtc_x = plane_state->dst.x1, crtc_y = plane_state->dst.y1;
> + uint32_t crtc_w = drm_rect_width(&plane_state->dst);
> + uint32_t crtc_h = drm_rect_height(&plane_state->dst);
> + uint32_t x = plane_state->src.x1 >> 16, y = plane_state->src.y1 >> 16;
> + uint32_t src_w = drm_rect_width(&plane_state->src) >> 16;
> + uint32_t src_h = drm_rect_height(&plane_state->src) >> 16;
>
> dvscntr = DVS_ENABLE;
>
> @@ -699,7 +716,7 @@ ilk_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
> pixel_size, fb->pitches[0]);
> linear_offset -= dvssurf_offset;
>
> - if (plane->state->rotation == BIT(DRM_ROTATE_180)) {
> + if (plane_state->base.rotation == BIT(DRM_ROTATE_180)) {
> dvscntr |= DVS_ROTATE_180;
>
> x += src_w;
> @@ -932,23 +949,17 @@ static void
> intel_commit_sprite_plane(struct drm_plane *plane,
> struct intel_plane_state *state)
> {
> - struct drm_crtc *crtc = state->base.crtc;
> struct intel_plane *intel_plane = to_intel_plane(plane);
> - struct drm_framebuffer *fb = state->base.fb;
> -
> - crtc = crtc ? crtc : plane->crtc;
>
> if (state->visible) {
> - intel_plane->update_plane(plane, crtc, fb,
> - state->dst.x1, state->dst.y1,
> - drm_rect_width(&state->dst),
> - drm_rect_height(&state->dst),
> - state->src.x1 >> 16,
> - state->src.y1 >> 16,
> - drm_rect_width(&state->src) >> 16,
> - drm_rect_height(&state->src) >> 16);
> + struct intel_crtc_state *crtc_state =
> + to_intel_crtc(state->base.crtc)->config;
> +
> + intel_plane->update_plane(plane, crtc_state, state);
> } else {
> - intel_plane->disable_plane(plane, crtc);
> + struct drm_crtc *crtc = state->base.crtc;
> +
> + intel_plane->disable_plane(plane, crtc ?: plane->crtc);
> }
> }
>
>

--
Daniel Vetter
Software Engineer, Intel Corporation