[Intel-gfx] [PATCH 19/19] drm/atomic: Rename atomic oldnew iterator

Ville Syrjälä ville.syrjala at linux.intel.com
Thu Nov 3 17:11:32 UTC 2016


On Mon, Oct 17, 2016 at 02:37:18PM +0200, Maarten Lankhorst wrote:
> With the old users of for_each_obj_in_state gone, we can rename
> for_each_oldnew_obj_in_state back to that name. It's slightly less
> ugly.
> 
> Signed-off-by: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>

Simple sed/coccinelle job I presume. Assuming the tool works
Reviewed-by: Ville Syrjälä <ville.syrjala at linux.intel.com>

> ---
>  drivers/gpu/drm/drm_atomic_helper.c         | 34 ++++++++++++++---------------
>  drivers/gpu/drm/drm_blend.c                 |  4 ++--
>  drivers/gpu/drm/i915/intel_display.c        | 16 +++++++-------
>  drivers/gpu/drm/imx/imx-drm-core.c          |  2 +-
>  drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c     |  2 +-
>  drivers/gpu/drm/msm/msm_atomic.c            |  2 +-
>  drivers/gpu/drm/rockchip/rockchip_drm_vop.c |  2 +-
>  drivers/gpu/drm/vc4/vc4_kms.c               |  2 +-
>  include/drm/drm_atomic.h                    | 30 +++----------------------
>  9 files changed, 35 insertions(+), 59 deletions(-)
> 
> diff --git a/drivers/gpu/drm/drm_atomic_helper.c b/drivers/gpu/drm/drm_atomic_helper.c
> index c8aba493fc17..8fb955181641 100644
> --- a/drivers/gpu/drm/drm_atomic_helper.c
> +++ b/drivers/gpu/drm/drm_atomic_helper.c
> @@ -241,7 +241,7 @@ steal_encoder(struct drm_atomic_state *state,
>  	struct drm_connector_state *old_connector_state, *new_connector_state;
>  	int i;
>  
> -	for_each_oldnew_connector_in_state(state, connector, old_connector_state, new_connector_state, i) {
> +	for_each_connector_in_state(state, connector, old_connector_state, new_connector_state, i) {
>  		struct drm_crtc *encoder_crtc;
>  
>  		if (new_connector_state->best_encoder != encoder)
> @@ -482,7 +482,7 @@ drm_atomic_helper_check_modeset(struct drm_device *dev,
>  	struct drm_connector_state *old_connector_state, *new_connector_state;
>  	int i, ret;
>  
> -	for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) {
> +	for_each_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) {
>  		if (!drm_mode_equal(&old_crtc_state->mode, &new_crtc_state->mode)) {
>  			DRM_DEBUG_ATOMIC("[CRTC:%d:%s] mode changed\n",
>  					 crtc->base.id, crtc->name);
> @@ -510,7 +510,7 @@ drm_atomic_helper_check_modeset(struct drm_device *dev,
>  	if (ret)
>  		return ret;
>  
> -	for_each_oldnew_connector_in_state(state, connector, old_connector_state, new_connector_state, i) {
> +	for_each_connector_in_state(state, connector, old_connector_state, new_connector_state, i) {
>  		/*
>  		 * This only sets crtc->connectors_changed for routing changes,
>  		 * drivers must set crtc->connectors_changed themselves when
> @@ -529,7 +529,7 @@ drm_atomic_helper_check_modeset(struct drm_device *dev,
>  	 * configuration. This must be done before calling mode_fixup in case a
>  	 * crtc only changed its mode but has the same set of connectors.
>  	 */
> -	for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) {
> +	for_each_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) {
>  		bool has_connectors =
>  			!!new_crtc_state->connector_mask;
>  
> @@ -685,7 +685,7 @@ disable_outputs(struct drm_device *dev, struct drm_atomic_state *old_state)
>  	struct drm_crtc_state *old_crtc_state, *new_crtc_state;
>  	int i;
>  
> -	for_each_oldnew_connector_in_state(old_state, connector, old_conn_state, new_conn_state, i) {
> +	for_each_connector_in_state(old_state, connector, old_conn_state, new_conn_state, i) {
>  		const struct drm_encoder_helper_funcs *funcs;
>  		struct drm_encoder *encoder;
>  
> @@ -733,7 +733,7 @@ disable_outputs(struct drm_device *dev, struct drm_atomic_state *old_state)
>  		drm_bridge_post_disable(encoder->bridge);
>  	}
>  
> -	for_each_oldnew_crtc_in_state(old_state, crtc, old_crtc_state, new_crtc_state, i) {
> +	for_each_crtc_in_state(old_state, crtc, old_crtc_state, new_crtc_state, i) {
>  		const struct drm_crtc_helper_funcs *funcs;
>  
>  		/* Shut down everything that needs a full modeset. */
> @@ -785,7 +785,7 @@ drm_atomic_helper_update_legacy_modeset_state(struct drm_device *dev,
>  	int i;
>  
>  	/* clear out existing links and update dpms */
> -	for_each_oldnew_connector_in_state(old_state, connector, old_conn_state, new_conn_state, i) {
> +	for_each_connector_in_state(old_state, connector, old_conn_state, new_conn_state, i) {
>  		if (connector->encoder) {
>  			WARN_ON(!connector->encoder->crtc);
>  
> @@ -1074,7 +1074,7 @@ bool drm_atomic_helper_framebuffer_changed(struct drm_device *dev,
>  	struct drm_plane_state *old_plane_state, *new_plane_state;
>  	int i;
>  
> -	for_each_oldnew_plane_in_state(old_state, plane, old_plane_state, new_plane_state, i) {
> +	for_each_plane_in_state(old_state, plane, old_plane_state, new_plane_state, i) {
>  		if (new_plane_state->crtc != crtc &&
>  		    old_plane_state->crtc != crtc)
>  			continue;
> @@ -1111,7 +1111,7 @@ drm_atomic_helper_wait_for_vblanks(struct drm_device *dev,
>  	if (old_state->legacy_cursor_update)
>  		return;
>  
> -	for_each_oldnew_crtc_in_state(old_state, crtc, old_crtc_state, new_crtc_state, i) {
> +	for_each_crtc_in_state(old_state, crtc, old_crtc_state, new_crtc_state, i) {
>  		/* No one cares about the old state, so abuse it for tracking
>  		 * and store whether we hold a vblank reference (and should do a
>  		 * vblank wait) in the ->enable boolean. */
> @@ -1435,7 +1435,7 @@ int drm_atomic_helper_setup_commit(struct drm_atomic_state *state,
>  	struct drm_crtc_commit *commit;
>  	int i, ret;
>  
> -	for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, crtc_state, i) {
> +	for_each_crtc_in_state(state, crtc, old_crtc_state, crtc_state, i) {
>  		commit = kzalloc(sizeof(*commit), GFP_KERNEL);
>  		if (!commit)
>  			return -ENOMEM;
> @@ -1752,7 +1752,7 @@ void drm_atomic_helper_commit_planes(struct drm_device *dev,
>  	bool active_only = flags & DRM_PLANE_COMMIT_ACTIVE_ONLY;
>  	bool no_disable = flags & DRM_PLANE_COMMIT_NO_DISABLE_AFTER_MODESET;
>  
> -	for_each_oldnew_crtc_in_state(old_state, crtc, old_crtc_state, new_crtc_state, i) {
> +	for_each_crtc_in_state(old_state, crtc, old_crtc_state, new_crtc_state, i) {
>  		const struct drm_crtc_helper_funcs *funcs;
>  
>  		funcs = crtc->helper_private;
> @@ -1766,7 +1766,7 @@ void drm_atomic_helper_commit_planes(struct drm_device *dev,
>  		funcs->atomic_begin(crtc, old_crtc_state);
>  	}
>  
> -	for_each_oldnew_plane_in_state(old_state, plane, old_plane_state, new_plane_state, i) {
> +	for_each_plane_in_state(old_state, plane, old_plane_state, new_plane_state, i) {
>  		const struct drm_plane_helper_funcs *funcs;
>  		bool disabling;
>  
> @@ -1809,7 +1809,7 @@ void drm_atomic_helper_commit_planes(struct drm_device *dev,
>  		}
>  	}
>  
> -	for_each_oldnew_crtc_in_state(old_state, crtc, old_crtc_state, new_crtc_state, i) {
> +	for_each_crtc_in_state(old_state, crtc, old_crtc_state, new_crtc_state, i) {
>  		const struct drm_crtc_helper_funcs *funcs;
>  
>  		funcs = crtc->helper_private;
> @@ -1947,7 +1947,7 @@ void drm_atomic_helper_cleanup_planes(struct drm_device *dev,
>  	struct drm_plane_state *plane_state, *new_plane_state;
>  	int i;
>  
> -	for_each_oldnew_plane_in_state(old_state, plane, plane_state, new_plane_state, i) {
> +	for_each_plane_in_state(old_state, plane, plane_state, new_plane_state, i) {
>  		const struct drm_plane_helper_funcs *funcs;
>  
>  		/*
> @@ -2032,7 +2032,7 @@ void drm_atomic_helper_swap_state(struct drm_atomic_state *state,
>  		}
>  	}
>  
> -	for_each_oldnew_connector_in_state(state, connector, old_conn_state, new_conn_state, i) {
> +	for_each_connector_in_state(state, connector, old_conn_state, new_conn_state, i) {
>  		old_conn_state->state = state;
>  		new_conn_state->state = NULL;
>  
> @@ -2040,7 +2040,7 @@ void drm_atomic_helper_swap_state(struct drm_atomic_state *state,
>  		connector->state = new_conn_state;
>  	}
>  
> -	for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) {
> +	for_each_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) {
>  		old_crtc_state->state = state;
>  		new_crtc_state->state = NULL;
>  
> @@ -2057,7 +2057,7 @@ void drm_atomic_helper_swap_state(struct drm_atomic_state *state,
>  		}
>  	}
>  
> -	for_each_oldnew_plane_in_state(state, plane, old_plane_state, new_plane_state, i) {
> +	for_each_plane_in_state(state, plane, old_plane_state, new_plane_state, i) {
>  		old_plane_state->state = state;
>  		new_plane_state->state = NULL;
>  
> diff --git a/drivers/gpu/drm/drm_blend.c b/drivers/gpu/drm/drm_blend.c
> index 70c03eb032fc..ed8e366f1c02 100644
> --- a/drivers/gpu/drm/drm_blend.c
> +++ b/drivers/gpu/drm/drm_blend.c
> @@ -372,7 +372,7 @@ int drm_atomic_normalize_zpos(struct drm_device *dev,
>  	struct drm_plane_state *old_plane_state, *new_plane_state;
>  	int i, ret = 0;
>  
> -	for_each_oldnew_plane_in_state(state, plane, old_plane_state, new_plane_state, i) {
> +	for_each_plane_in_state(state, plane, old_plane_state, new_plane_state, i) {
>  		crtc = new_plane_state->crtc;
>  		if (!crtc)
>  			continue;
> @@ -383,7 +383,7 @@ int drm_atomic_normalize_zpos(struct drm_device *dev,
>  		}
>  	}
>  
> -	for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) {
> +	for_each_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) {
>  		if (old_crtc_state->plane_mask != new_crtc_state->plane_mask ||
>  		    new_crtc_state->zpos_changed) {
>  			ret = drm_atomic_helper_crtc_normalize_zpos(crtc,
> diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
> index d310abace86a..bac0fc342f8d 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -13760,7 +13760,7 @@ static void intel_modeset_clear_plls(struct drm_atomic_state *state)
>  	if (!dev_priv->display.crtc_compute_clock)
>  		return;
>  
> -	for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) {
> +	for_each_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) {
>  		struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
>  		struct intel_shared_dpll *old_dpll =
>  			to_intel_crtc_state(old_crtc_state)->shared_dpll;
> @@ -13890,7 +13890,7 @@ static int intel_modeset_checks(struct drm_atomic_state *state)
>  	intel_state->modeset = true;
>  	intel_state->active_crtcs = dev_priv->active_crtcs;
>  
> -	for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) {
> +	for_each_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) {
>  		if (new_crtc_state->active)
>  			intel_state->active_crtcs |= 1 << i;
>  		else
> @@ -13973,7 +13973,7 @@ static int intel_atomic_check(struct drm_device *dev,
>  	if (ret)
>  		return ret;
>  
> -	for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, crtc_state, i) {
> +	for_each_crtc_in_state(state, crtc, old_crtc_state, crtc_state, i) {
>  		struct intel_crtc_state *pipe_config =
>  			to_intel_crtc_state(crtc_state);
>  
> @@ -14208,7 +14208,7 @@ static void intel_update_crtcs(struct drm_atomic_state *state,
>  	struct drm_crtc_state *old_crtc_state, *new_crtc_state;
>  	int i;
>  
> -	for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) {
> +	for_each_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) {
>  		if (!new_crtc_state->active)
>  			continue;
>  
> @@ -14241,7 +14241,7 @@ static void skl_update_crtcs(struct drm_atomic_state *state,
>  		int i;
>  		progress = false;
>  
> -		for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) {
> +		for_each_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) {
>  			bool vbl_wait = false;
>  			unsigned int cmask = drm_crtc_mask(crtc);
>  			pipe = to_intel_crtc(crtc)->pipe;
> @@ -14316,7 +14316,7 @@ static void intel_atomic_commit_tail(struct drm_atomic_state *state)
>  		intel_display_power_get(dev_priv, POWER_DOMAIN_MODESET);
>  	}
>  
> -	for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) {
> +	for_each_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) {
>  		struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
>  
>  		if (needs_modeset(new_crtc_state) ||
> @@ -14418,7 +14418,7 @@ static void intel_atomic_commit_tail(struct drm_atomic_state *state)
>  			dev_priv->display.optimize_watermarks(intel_cstate);
>  	}
>  
> -	for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) {
> +	for_each_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) {
>  		intel_post_plane_update(to_intel_crtc_state(old_crtc_state));
>  
>  		if (put_domains[i])
> @@ -14472,7 +14472,7 @@ static void intel_atomic_track_fbs(struct drm_atomic_state *state)
>  	struct drm_plane *plane;
>  	int i;
>  
> -	for_each_oldnew_plane_in_state(state, plane, old_plane_state, new_plane_state, i)
> +	for_each_plane_in_state(state, plane, old_plane_state, new_plane_state, i)
>  		i915_gem_track_fb(intel_fb_obj(old_plane_state->fb),
>  				  intel_fb_obj(new_plane_state->fb),
>  				  to_intel_plane(plane)->frontbuffer_bit);
> diff --git a/drivers/gpu/drm/imx/imx-drm-core.c b/drivers/gpu/drm/imx/imx-drm-core.c
> index d484af773460..48be1483b263 100644
> --- a/drivers/gpu/drm/imx/imx-drm-core.c
> +++ b/drivers/gpu/drm/imx/imx-drm-core.c
> @@ -164,7 +164,7 @@ static int imx_drm_atomic_commit(struct drm_device *dev,
>  	 * If the plane fb has an dma-buf attached, fish out the exclusive
>  	 * fence for the atomic helper to wait on.
>  	 */
> -	for_each_oldnew_plane_in_state(state, plane, old_plane_state, new_plane_state, i) {
> +	for_each_plane_in_state(state, plane, old_plane_state, new_plane_state, i) {
>  		if ((old_plane_state->fb != new_plane_state->fb) && new_plane_state->fb) {
>  			dma_buf = drm_fb_cma_get_gem_obj(new_plane_state->fb,
>  							 0)->base.dma_buf;
> diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c
> index 7cfeb0455039..398e2e9a4135 100644
> --- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c
> +++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c
> @@ -84,7 +84,7 @@ static void mdp5_complete_commit(struct msm_kms *kms, struct drm_atomic_state *s
>  	struct drm_plane *plane;
>  	struct drm_plane_state *old_state, *new_state;
>  
> -	for_each_oldnew_plane_in_state(state, plane, old_state, new_state, i)
> +	for_each_plane_in_state(state, plane, old_state, new_state, i)
>  		mdp5_plane_complete_commit(plane, old_state, new_state);
>  
>  	mdp5_disable(mdp5_kms);
> diff --git a/drivers/gpu/drm/msm/msm_atomic.c b/drivers/gpu/drm/msm/msm_atomic.c
> index 333c379e6561..5508e3a2e4ef 100644
> --- a/drivers/gpu/drm/msm/msm_atomic.c
> +++ b/drivers/gpu/drm/msm/msm_atomic.c
> @@ -213,7 +213,7 @@ int msm_atomic_commit(struct drm_device *dev,
>  	/*
>  	 * Figure out what fence to wait for:
>  	 */
> -	for_each_oldnew_plane_in_state(state, plane, old_plane_state, new_plane_state, i) {
> +	for_each_plane_in_state(state, plane, old_plane_state, new_plane_state, i) {
>  		if (old_plane_state->fb != new_plane_state->fb && new_plane_state->fb) {
>  			struct drm_gem_object *obj = msm_framebuffer_bo(new_plane_state->fb, 0);
>  			struct msm_gem_object *msm_obj = to_msm_bo(obj);
> diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
> index 5c0625e5dca1..7a0806c24776 100644
> --- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
> +++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
> @@ -1040,7 +1040,7 @@ static void vop_crtc_atomic_flush(struct drm_crtc *crtc,
>  	}
>  	spin_unlock_irq(&crtc->dev->event_lock);
>  
> -	for_each_oldnew_plane_in_state(old_state, plane, old_plane_state, new_plane_state, i) {
> +	for_each_plane_in_state(old_state, plane, old_plane_state, new_plane_state, i) {
>  		if (!old_plane_state->fb)
>  			continue;
>  
> diff --git a/drivers/gpu/drm/vc4/vc4_kms.c b/drivers/gpu/drm/vc4/vc4_kms.c
> index 76cc9b374215..d9329a918014 100644
> --- a/drivers/gpu/drm/vc4/vc4_kms.c
> +++ b/drivers/gpu/drm/vc4/vc4_kms.c
> @@ -139,7 +139,7 @@ static int vc4_atomic_commit(struct drm_device *dev,
>  		return ret;
>  	}
>  
> -	for_each_oldnew_plane_in_state(state, plane, old_state, new_state, i) {
> +	for_each_plane_in_state(state, plane, old_state, new_state, i) {
>  		if (old_state->fb != new_state->fb && new_state->fb) {
>  			struct drm_gem_cma_object *cma_bo =
>  				drm_fb_cma_get_gem_obj(new_state->fb, 0);
> diff --git a/include/drm/drm_atomic.h b/include/drm/drm_atomic.h
> index 09fb6b316ca9..c02ea85de9ca 100644
> --- a/include/drm/drm_atomic.h
> +++ b/include/drm/drm_atomic.h
> @@ -364,15 +364,7 @@ int __must_check drm_atomic_check_only(struct drm_atomic_state *state);
>  int __must_check drm_atomic_commit(struct drm_atomic_state *state);
>  int __must_check drm_atomic_nonblocking_commit(struct drm_atomic_state *state);
>  
> -#define for_each_connector_in_state(__state, connector, connector_state, __i) \
> -	for ((__i) = 0;							\
> -	     (__i) < (__state)->num_connector &&				\
> -	     ((connector) = (__state)->connectors[__i].ptr,			\
> -	     (connector_state) = (__state)->connectors[__i].state, 1); 	\
> -	     (__i)++)							\
> -		for_each_if (connector)
> -
> -#define for_each_oldnew_connector_in_state(__state, connector, old_connector_state, new_connector_state, __i) \
> +#define for_each_connector_in_state(__state, connector, old_connector_state, new_connector_state, __i) \
>  	for ((__i) = 0;								\
>  	     (__i) < (__state)->num_connector &&				\
>  	     ((connector) = (__state)->connectors[__i].ptr,			\
> @@ -397,15 +389,7 @@ int __must_check drm_atomic_nonblocking_commit(struct drm_atomic_state *state);
>  	     (__i)++)							\
>  		for_each_if (connector)
>  
> -#define for_each_crtc_in_state(__state, crtc, crtc_state, __i)	\
> -	for ((__i) = 0;						\
> -	     (__i) < (__state)->dev->mode_config.num_crtc &&	\
> -	     ((crtc) = (__state)->crtcs[__i].ptr,			\
> -	     (crtc_state) = (__state)->crtcs[__i].state, 1);	\
> -	     (__i)++)						\
> -		for_each_if (crtc_state)
> -
> -#define for_each_oldnew_crtc_in_state(__state, crtc, old_crtc_state, new_crtc_state, __i) \
> +#define for_each_crtc_in_state(__state, crtc, old_crtc_state, new_crtc_state, __i) \
>  	for ((__i) = 0;							\
>  	     (__i) < (__state)->dev->mode_config.num_crtc &&		\
>  	     ((crtc) = (__state)->crtcs[__i].ptr,			\
> @@ -430,15 +414,7 @@ int __must_check drm_atomic_nonblocking_commit(struct drm_atomic_state *state);
>  	     (__i)++)							\
>  		for_each_if (crtc)
>  
> -#define for_each_plane_in_state(__state, plane, plane_state, __i)		\
> -	for ((__i) = 0;							\
> -	     (__i) < (__state)->dev->mode_config.num_total_plane &&	\
> -	     ((plane) = (__state)->planes[__i].ptr,				\
> -	     (plane_state) = (__state)->planes[__i].state, 1);		\
> -	     (__i)++)							\
> -		for_each_if (plane_state)
> -
> -#define for_each_oldnew_plane_in_state(__state, plane, old_plane_state, new_plane_state, __i) \
> +#define for_each_plane_in_state(__state, plane, old_plane_state, new_plane_state, __i) \
>  	for ((__i) = 0;							\
>  	     (__i) < (__state)->dev->mode_config.num_total_plane &&	\
>  	     ((plane) = (__state)->planes[__i].ptr,			\
> -- 
> 2.7.4
> 
> _______________________________________________
> Intel-gfx mailing list
> Intel-gfx at lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/intel-gfx

-- 
Ville Syrjälä
Intel OTC


More information about the Intel-gfx mailing list