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c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1749805480; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=j3VKbXZDAUYoMB40PQHaVxA6iryheH3NPuPPEd7ir9Y=; b=h6s3wBJ20ghKJBgKVT1tiiKLtr4Ujrg7ckMFeWWnEqyc9ZhHCKENUpWdYIpasMVSCaS6pA Y3VFAjRG4tMIMSCw== From: Thomas Zimmermann To: simona@ffwll.ch, airlied@gmail.com, mripard@kernel.org, maarten.lankhorst@linux.intel.com, geert@linux-m68k.org, tomi.valkeinen@ideasonboard.com Cc: dri-devel@lists.freedesktop.org, linux-mediatek@lists.infradead.org, freedreno@lists.freedesktop.org, linux-arm-msm@vger.kernel.org, imx@lists.linux.dev, linux-samsung-soc@vger.kernel.org, nouveau@lists.freedesktop.org, virtualization@lists.linux.dev, spice-devel@lists.freedesktop.org, linux-renesas-soc@vger.kernel.org, linux-rockchip@lists.infradead.org, linux-tegra@vger.kernel.org, intel-xe@lists.freedesktop.org, xen-devel@lists.xenproject.org, Thomas Zimmermann , Russell King Subject: [PATCH v5 06/25] drm/armada: Compute dumb-buffer sizes with drm_mode_size_dumb() Date: Fri, 13 Jun 2025 11:00:25 +0200 Message-ID: <20250613090431.127087-7-tzimmermann@suse.de> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250613090431.127087-1-tzimmermann@suse.de> References: <20250613090431.127087-1-tzimmermann@suse.de> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Spamd-Result: default: False [-5.30 / 50.00]; REPLY(-4.00)[]; BAYES_HAM(-3.00)[100.00%]; SUSPICIOUS_RECIPS(1.50)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; MID_CONTAINS_FROM(1.00)[]; R_MISSING_CHARSET(0.50)[]; NEURAL_HAM_SHORT(-0.20)[-0.999]; MIME_GOOD(-0.10)[text/plain]; URIBL_BLOCKED(0.00)[suse.de:email,suse.de:mid]; ARC_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_TWELVE(0.00)[22]; MIME_TRACE(0.00)[0:+]; RCVD_COUNT_TWO(0.00)[2]; FREEMAIL_TO(0.00)[ffwll.ch,gmail.com,kernel.org,linux.intel.com,linux-m68k.org,ideasonboard.com]; TO_MATCH_ENVRCPT_ALL(0.00)[]; DBL_BLOCKED_OPENRESOLVER(0.00)[suse.de:email,suse.de:mid]; RCVD_TLS_ALL(0.00)[]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; FUZZY_BLOCKED(0.00)[rspamd.com]; TO_DN_SOME(0.00)[]; FREEMAIL_ENVRCPT(0.00)[gmail.com] X-Spam-Level: X-Spam-Flag: NO X-Spam-Score: -5.30 X-ZohoMail-DKIM: pass (identity @suse.de) X-ZM-MESSAGEID: 1749805552581116600 Content-Type: text/plain; charset="utf-8" Call drm_mode_size_dumb() to compute dumb-buffer scanline pitch and buffer size. Align the pitch to a multiple of 128. v4: - align pitch to 128 bytes (Russell) Signed-off-by: Thomas Zimmermann Cc: Russell King --- drivers/gpu/drm/armada/armada_gem.c | 16 +++++++--------- 1 file changed, 7 insertions(+), 9 deletions(-) diff --git a/drivers/gpu/drm/armada/armada_gem.c b/drivers/gpu/drm/armada/a= rmada_gem.c index 1a1680d71486..a767c4edd5c8 100644 --- a/drivers/gpu/drm/armada/armada_gem.c +++ b/drivers/gpu/drm/armada/armada_gem.c @@ -9,6 +9,7 @@ #include =20 #include +#include #include =20 #include "armada_drm.h" @@ -244,14 +245,13 @@ int armada_gem_dumb_create(struct drm_file *file, str= uct drm_device *dev, struct drm_mode_create_dumb *args) { struct armada_gem_object *dobj; - u32 handle; - size_t size; int ret; =20 - args->pitch =3D armada_pitch(args->width, args->bpp); - args->size =3D size =3D args->pitch * args->height; + ret =3D drm_mode_size_dumb(dev, args, SZ_128, 0); + if (ret) + return ret; =20 - dobj =3D armada_gem_alloc_private_object(dev, size); + dobj =3D armada_gem_alloc_private_object(dev, args->size); if (dobj =3D=3D NULL) return -ENOMEM; =20 @@ -259,14 +259,12 @@ int armada_gem_dumb_create(struct drm_file *file, str= uct drm_device *dev, if (ret) goto err; =20 - ret =3D drm_gem_handle_create(file, &dobj->obj, &handle); + ret =3D drm_gem_handle_create(file, &dobj->obj, &args->handle); if (ret) goto err; =20 - args->handle =3D handle; - /* drop reference from allocate - handle holds it now */ - DRM_DEBUG_DRIVER("obj %p size %zu handle %#x\n", dobj, size, handle); + DRM_DEBUG_DRIVER("obj %p size %llu handle %#x\n", dobj, args->size, args-= >handle); err: drm_gem_object_put(&dobj->obj); return ret; --=20 2.49.0