From patchwork Tue Apr 11 11:42:26 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Biju Das X-Patchwork-Id: 672472 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 31F77C76196 for ; Tue, 11 Apr 2023 11:43:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230037AbjDKLny (ORCPT ); Tue, 11 Apr 2023 07:43:54 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52624 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229973AbjDKLnq (ORCPT ); Tue, 11 Apr 2023 07:43:46 -0400 Received: from relmlie5.idc.renesas.com (relmlor1.renesas.com [210.160.252.171]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 761A335B1; Tue, 11 Apr 2023 04:43:25 -0700 (PDT) X-IronPort-AV: E=Sophos;i="5.98,336,1673881200"; d="scan'208";a="155597359" Received: from unknown (HELO relmlir5.idc.renesas.com) ([10.200.68.151]) by relmlie5.idc.renesas.com with ESMTP; 11 Apr 2023 20:43:23 +0900 Received: from localhost.localdomain (unknown [10.226.93.123]) by relmlir5.idc.renesas.com (Postfix) with ESMTP id 831FA4000A93; Tue, 11 Apr 2023 20:43:18 +0900 (JST) From: Biju Das To: David Airlie , Daniel Vetter , Mauro Carvalho Chehab , Rob Herring , Krzysztof Kozlowski Cc: Biju Das , Laurent Pinchart , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-media@vger.kernel.org, Geert Uytterhoeven , Chris Paterson , Prabhakar Mahadev Lad , linux-renesas-soc@vger.kernel.org Subject: [PATCH v7 08/17] drm: rcar-du: Move rcar_du_gem_prime_import_sg_table() Date: Tue, 11 Apr 2023 12:42:26 +0100 Message-Id: <20230411114235.366042-9-biju.das.jz@bp.renesas.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230411114235.366042-1-biju.das.jz@bp.renesas.com> References: <20230411114235.366042-1-biju.das.jz@bp.renesas.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Move rcar_du_gem_prime_import_sg_table() to RCar DU KMS lib. Signed-off-by: Biju Das --- v6->v7: * Rebased to drm-tip. v1->v6: * Rebased on drm-misc-next and DU-next. v1: * Created the lib suggested by Laurent. Ref: https://patchwork.kernel.org/project/linux-renesas-soc/patch/20220316131100.30685-6-biju.das.jz@bp.renesas.com/ --- drivers/gpu/drm/rcar-du/rcar_du_kms.c | 47 ----------------------- drivers/gpu/drm/rcar-du/rcar_du_kms.h | 8 ---- drivers/gpu/drm/rcar-du/rcar_du_kms_lib.c | 46 ++++++++++++++++++++++ drivers/gpu/drm/rcar-du/rcar_du_kms_lib.h | 7 ++++ 4 files changed, 53 insertions(+), 55 deletions(-) diff --git a/drivers/gpu/drm/rcar-du/rcar_du_kms.c b/drivers/gpu/drm/rcar-du/rcar_du_kms.c index 4b5511a20313..ae969f640bb6 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_kms.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_kms.c @@ -11,8 +11,6 @@ #include #include #include -#include -#include #include #include #include @@ -36,51 +34,6 @@ * Frame buffer */ -static const struct drm_gem_object_funcs rcar_du_gem_funcs = { - .free = drm_gem_dma_object_free, - .print_info = drm_gem_dma_object_print_info, - .get_sg_table = drm_gem_dma_object_get_sg_table, - .vmap = drm_gem_dma_object_vmap, - .mmap = drm_gem_dma_object_mmap, - .vm_ops = &drm_gem_dma_vm_ops, -}; - -struct drm_gem_object *rcar_du_gem_prime_import_sg_table(struct drm_device *dev, - struct dma_buf_attachment *attach, - struct sg_table *sgt) -{ - struct rcar_du_device *rcdu = to_rcar_du_device(dev); - struct drm_gem_dma_object *dma_obj; - struct drm_gem_object *gem_obj; - int ret; - - if (!rcar_du_has(rcdu, RCAR_DU_FEATURE_VSP1_SOURCE)) - return drm_gem_dma_prime_import_sg_table(dev, attach, sgt); - - /* Create a DMA GEM buffer. */ - dma_obj = kzalloc(sizeof(*dma_obj), GFP_KERNEL); - if (!dma_obj) - return ERR_PTR(-ENOMEM); - - gem_obj = &dma_obj->base; - gem_obj->funcs = &rcar_du_gem_funcs; - - drm_gem_private_object_init(dev, gem_obj, attach->dmabuf->size); - dma_obj->map_noncoherent = false; - - ret = drm_gem_create_mmap_offset(gem_obj); - if (ret) { - drm_gem_object_release(gem_obj); - kfree(dma_obj); - return ERR_PTR(ret); - } - - dma_obj->dma_addr = 0; - dma_obj->sgt = sgt; - - return gem_obj; -} - static struct drm_framebuffer * rcar_du_fb_create(struct drm_device *dev, struct drm_file *file_priv, const struct drm_mode_fb_cmd2 *mode_cmd) diff --git a/drivers/gpu/drm/rcar-du/rcar_du_kms.h b/drivers/gpu/drm/rcar-du/rcar_du_kms.h index 5490c99947fd..02ba7c1c7a70 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_kms.h +++ b/drivers/gpu/drm/rcar-du/rcar_du_kms.h @@ -12,16 +12,8 @@ #include "rcar_du_kms_lib.h" -struct dma_buf_attachment; -struct drm_device; -struct drm_gem_object; struct rcar_du_device; -struct sg_table; int rcar_du_modeset_init(struct rcar_du_device *rcdu); -struct drm_gem_object *rcar_du_gem_prime_import_sg_table(struct drm_device *dev, - struct dma_buf_attachment *attach, - struct sg_table *sgt); - #endif /* __RCAR_DU_KMS_H__ */ diff --git a/drivers/gpu/drm/rcar-du/rcar_du_kms_lib.c b/drivers/gpu/drm/rcar-du/rcar_du_kms_lib.c index e88f753704cd..37809d06df89 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_kms_lib.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_kms_lib.c @@ -10,6 +10,7 @@ #include #include #include +#include #include @@ -341,6 +342,51 @@ const struct rcar_du_format_info *rcar_du_format_info(u32 fourcc) * Frame buffer */ +static const struct drm_gem_object_funcs rcar_du_gem_funcs = { + .free = drm_gem_dma_object_free, + .print_info = drm_gem_dma_object_print_info, + .get_sg_table = drm_gem_dma_object_get_sg_table, + .vmap = drm_gem_dma_object_vmap, + .mmap = drm_gem_dma_object_mmap, + .vm_ops = &drm_gem_dma_vm_ops, +}; + +struct drm_gem_object *rcar_du_gem_prime_import_sg_table(struct drm_device *dev, + struct dma_buf_attachment *attach, + struct sg_table *sgt) +{ + struct rcar_du_device *rcdu = to_rcar_du_device(dev); + struct drm_gem_dma_object *dma_obj; + struct drm_gem_object *gem_obj; + int ret; + + if (!rcar_du_has(rcdu, RCAR_DU_FEATURE_VSP1_SOURCE)) + return drm_gem_dma_prime_import_sg_table(dev, attach, sgt); + + /* Create a DMA GEM buffer. */ + dma_obj = kzalloc(sizeof(*dma_obj), GFP_KERNEL); + if (!dma_obj) + return ERR_PTR(-ENOMEM); + + gem_obj = &dma_obj->base; + gem_obj->funcs = &rcar_du_gem_funcs; + + drm_gem_private_object_init(dev, gem_obj, attach->dmabuf->size); + dma_obj->map_noncoherent = false; + + ret = drm_gem_create_mmap_offset(gem_obj); + if (ret) { + drm_gem_object_release(gem_obj); + kfree(dma_obj); + return ERR_PTR(ret); + } + + dma_obj->dma_addr = 0; + dma_obj->sgt = sgt; + + return gem_obj; +} + int rcar_du_dumb_create(struct drm_file *file, struct drm_device *dev, struct drm_mode_create_dumb *args) { diff --git a/drivers/gpu/drm/rcar-du/rcar_du_kms_lib.h b/drivers/gpu/drm/rcar-du/rcar_du_kms_lib.h index 6e4cfe2ef867..2556966024f8 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_kms_lib.h +++ b/drivers/gpu/drm/rcar-du/rcar_du_kms_lib.h @@ -12,9 +12,12 @@ #include +struct dma_buf_attachment; struct drm_device; struct drm_file; +struct drm_gem_object; struct drm_mode_create_dumb; +struct sg_table; struct rcar_du_format_info { u32 fourcc; @@ -31,4 +34,8 @@ const struct rcar_du_format_info *rcar_du_format_info(u32 fourcc); int rcar_du_dumb_create(struct drm_file *file, struct drm_device *dev, struct drm_mode_create_dumb *args); +struct drm_gem_object *rcar_du_gem_prime_import_sg_table(struct drm_device *dev, + struct dma_buf_attachment *attach, + struct sg_table *sgt); + #endif /* __RCAR_DU_KMS_LIB_H__ */