From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 4C081ECAAD8 for ; Fri, 16 Sep 2022 11:06:01 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 11A7C10E3C3; Fri, 16 Sep 2022 11:05:43 +0000 (UTC) Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [213.167.242.64]) by gabe.freedesktop.org (Postfix) with ESMTPS id A463B10E3B4; Fri, 16 Sep 2022 11:05:36 +0000 (UTC) Received: from pendragon.ideasonboard.com (unknown [89.101.193.71]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 4BA0947C; Fri, 16 Sep 2022 13:05:34 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1663326334; bh=3T6MoexJyOD88d7xj/tAA1mkTFvHksDffKxl69kCWNA=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=brSlJObbxqd9HCyCjJTNya2vligZYruZcRQ/NiwfTmL5mWZKzwmhHGNXs9sukaiVn Uu3UKJEjhfCOFtT4pw3NFvNCvHPJE0DsQ5rM1tYzSvh/nvnsUg4jHzLMNiOCqob11z E5ak9SSZWQgQQBlOfZstgUKKL1KCVpznlBKwJHtk= Date: Fri, 16 Sep 2022 14:05:19 +0300 From: Laurent Pinchart To: Thomas Zimmermann Subject: Re: [PATCH 1/4] drm/plane: Remove drm_plane_init() Message-ID: References: <20220909105947.6487-1-tzimmermann@suse.de> <20220909105947.6487-2-tzimmermann@suse.de> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20220909105947.6487-2-tzimmermann@suse.de> X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: tomba@kernel.org, kherbst@redhat.com, airlied@linux.ie, sam@ravnborg.org, dri-devel@lists.freedesktop.org, linux-renesas-soc@vger.kernel.org, kieran.bingham+renesas@ideasonboard.com, bskeggs@redhat.com, nouveau@lists.freedesktop.org, jyri.sarha@iki.fi Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Hi Thomas, Thank you for the patch. On Fri, Sep 09, 2022 at 12:59:44PM +0200, Thomas Zimmermann wrote: > Open-code drm_plane_init() and remove the function from DRM. The > implementation of drm_plane_init() is a simple wrapper around a call > to drm_universal_plane_init(), so drivers can just use that instead. > > Signed-off-by: Thomas Zimmermann Reviewed-by: Laurent Pinchart > --- > drivers/gpu/drm/drm_modeset_helper.c | 3 +- > drivers/gpu/drm/drm_plane.c | 32 ---------------------- > drivers/gpu/drm/nouveau/dispnv04/overlay.c | 13 +++++---- > drivers/gpu/drm/shmobile/shmob_drm_plane.c | 7 +++-- > drivers/gpu/drm/tilcdc/tilcdc_plane.c | 9 +++--- > include/drm/drm_plane.h | 8 +----- > 6 files changed, 17 insertions(+), 55 deletions(-) > > diff --git a/drivers/gpu/drm/drm_modeset_helper.c b/drivers/gpu/drm/drm_modeset_helper.c > index bd609a978848..611dd01fb604 100644 > --- a/drivers/gpu/drm/drm_modeset_helper.c > +++ b/drivers/gpu/drm/drm_modeset_helper.c > @@ -100,8 +100,7 @@ EXPORT_SYMBOL(drm_helper_mode_fill_fb_struct); > * This is the minimal list of formats that seem to be safe for modeset use > * with all current DRM drivers. Most hardware can actually support more > * formats than this and drivers may specify a more accurate list when > - * creating the primary plane. However drivers that still call > - * drm_plane_init() will use this minimal format list as the default. > + * creating the primary plane. > */ > static const uint32_t safe_modeset_formats[] = { > DRM_FORMAT_XRGB8888, > diff --git a/drivers/gpu/drm/drm_plane.c b/drivers/gpu/drm/drm_plane.c > index 726f2f163c26..0f14b4d3bb10 100644 > --- a/drivers/gpu/drm/drm_plane.c > +++ b/drivers/gpu/drm/drm_plane.c > @@ -482,38 +482,6 @@ void drm_plane_unregister_all(struct drm_device *dev) > } > } > > -/** > - * drm_plane_init - Initialize a legacy plane > - * @dev: DRM device > - * @plane: plane object to init > - * @possible_crtcs: bitmask of possible CRTCs > - * @funcs: callbacks for the new plane > - * @formats: array of supported formats (DRM_FORMAT\_\*) > - * @format_count: number of elements in @formats > - * @is_primary: plane type (primary vs overlay) > - * > - * Legacy API to initialize a DRM plane. > - * > - * New drivers should call drm_universal_plane_init() instead. > - * > - * Returns: > - * Zero on success, error code on failure. > - */ > -int drm_plane_init(struct drm_device *dev, struct drm_plane *plane, > - uint32_t possible_crtcs, > - const struct drm_plane_funcs *funcs, > - const uint32_t *formats, unsigned int format_count, > - bool is_primary) > -{ > - enum drm_plane_type type; > - > - type = is_primary ? DRM_PLANE_TYPE_PRIMARY : DRM_PLANE_TYPE_OVERLAY; > - return drm_universal_plane_init(dev, plane, possible_crtcs, funcs, > - formats, format_count, > - NULL, type, NULL); > -} > -EXPORT_SYMBOL(drm_plane_init); > - > /** > * drm_plane_cleanup - Clean up the core plane usage > * @plane: plane to cleanup > diff --git a/drivers/gpu/drm/nouveau/dispnv04/overlay.c b/drivers/gpu/drm/nouveau/dispnv04/overlay.c > index 37e63e98cd08..33f29736024a 100644 > --- a/drivers/gpu/drm/nouveau/dispnv04/overlay.c > +++ b/drivers/gpu/drm/nouveau/dispnv04/overlay.c > @@ -296,9 +296,10 @@ nv10_overlay_init(struct drm_device *device) > break; > } > > - ret = drm_plane_init(device, &plane->base, 3 /* both crtc's */, > - &nv10_plane_funcs, > - formats, num_formats, false); > + ret = drm_universal_plane_init(device, &plane->base, 3 /* both crtc's */, > + &nv10_plane_funcs, > + formats, num_formats, NULL, > + DRM_PLANE_TYPE_OVERLAY, NULL); > if (ret) > goto err; > > @@ -475,9 +476,9 @@ nv04_overlay_init(struct drm_device *device) > if (!plane) > return; > > - ret = drm_plane_init(device, &plane->base, 1 /* single crtc */, > - &nv04_plane_funcs, > - formats, 2, false); > + ret = drm_universal_plane_init(device, &plane->base, 1 /* single crtc */, > + &nv04_plane_funcs, formats, 2, NULL, > + DRM_PLANE_TYPE_OVERLAY, NULL); > if (ret) > goto err; > > diff --git a/drivers/gpu/drm/shmobile/shmob_drm_plane.c b/drivers/gpu/drm/shmobile/shmob_drm_plane.c > index 54228424793a..6c5f0cbe7d95 100644 > --- a/drivers/gpu/drm/shmobile/shmob_drm_plane.c > +++ b/drivers/gpu/drm/shmobile/shmob_drm_plane.c > @@ -252,9 +252,10 @@ int shmob_drm_plane_create(struct shmob_drm_device *sdev, unsigned int index) > splane->index = index; > splane->alpha = 255; > > - ret = drm_plane_init(sdev->ddev, &splane->plane, 1, > - &shmob_drm_plane_funcs, formats, > - ARRAY_SIZE(formats), false); > + ret = drm_universal_plane_init(sdev->ddev, &splane->plane, 1, > + &shmob_drm_plane_funcs, > + formats, ARRAY_SIZE(formats), NULL, > + DRM_PLANE_TYPE_OVERLAY, NULL); > > return ret; > } > diff --git a/drivers/gpu/drm/tilcdc/tilcdc_plane.c b/drivers/gpu/drm/tilcdc/tilcdc_plane.c > index 0ccf791301cb..cf77a8ce7398 100644 > --- a/drivers/gpu/drm/tilcdc/tilcdc_plane.c > +++ b/drivers/gpu/drm/tilcdc/tilcdc_plane.c > @@ -105,11 +105,10 @@ int tilcdc_plane_init(struct drm_device *dev, > struct tilcdc_drm_private *priv = dev->dev_private; > int ret; > > - ret = drm_plane_init(dev, plane, 1, > - &tilcdc_plane_funcs, > - priv->pixelformats, > - priv->num_pixelformats, > - true); > + ret = drm_universal_plane_init(dev, plane, 1, &tilcdc_plane_funcs, > + priv->pixelformats, > + priv->num_pixelformats, > + NULL, DRM_PLANE_TYPE_PRIMARY, NULL); > if (ret) { > dev_err(dev->dev, "Failed to initialize plane: %d\n", ret); > return ret; > diff --git a/include/drm/drm_plane.h b/include/drm/drm_plane.h > index 89ea54652e87..910cb941f3d5 100644 > --- a/include/drm/drm_plane.h > +++ b/include/drm/drm_plane.h > @@ -631,7 +631,7 @@ struct drm_plane { > unsigned int format_count; > /** > * @format_default: driver hasn't supplied supported formats for the > - * plane. Used by the drm_plane_init compatibility wrapper only. > + * plane. Used by the non-atomic driver compatibility wrapper only. > */ > bool format_default; > > @@ -762,12 +762,6 @@ int drm_universal_plane_init(struct drm_device *dev, > const uint64_t *format_modifiers, > enum drm_plane_type type, > const char *name, ...); > -int drm_plane_init(struct drm_device *dev, > - struct drm_plane *plane, > - uint32_t possible_crtcs, > - const struct drm_plane_funcs *funcs, > - const uint32_t *formats, unsigned int format_count, > - bool is_primary); > void drm_plane_cleanup(struct drm_plane *plane); > > __printf(10, 11) -- Regards, Laurent Pinchart