From: Daniel Vetter <daniel.vetter@ffwll.ch> To: DRI Development <dri-devel@lists.freedesktop.org> Cc: Daniel Vetter <daniel.vetter@ffwll.ch>, Intel Graphics Development <intel-gfx@lists.freedesktop.org>, Matthias Brugger <matthias.bgg@gmail.com>, linux-mediatek@lists.infradead.org, Philipp Zabel <p.zabel@pengutronix.de>, CK Hu <ck.hu@mediatek.com>, linux-arm-kernel@lists.infradead.org Subject: [PATCH 3/8] drm/mediatek: don't open-code drm_gem_fb_create Date: Fri, 15 Nov 2019 10:21:15 +0100 [thread overview] Message-ID: <20191115092120.4445-4-daniel.vetter@ffwll.ch> (raw) In-Reply-To: <20191115092120.4445-1-daniel.vetter@ffwll.ch> Aside: There's a few other fb_create implementations which simply check for valid buffer format (or an approximation thereof), and then call drm_gem_fb_create. For atomic drivers at least we could walk all planes and make sure the format/modifier combo is valid, and remove even more code. For non-atomic drivers that's not possible, since the format list for the primary buffer might be garbage (and most likely it is). Also delete mtk_drm_fb.[hc] since it would now only contain one function. Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Cc: CK Hu <ck.hu@mediatek.com> Cc: Philipp Zabel <p.zabel@pengutronix.de> Cc: Matthias Brugger <matthias.bgg@gmail.com> Cc: linux-arm-kernel@lists.infradead.org Cc: linux-mediatek@lists.infradead.org --- drivers/gpu/drm/mediatek/mtk_drm_drv.c | 16 ++++- drivers/gpu/drm/mediatek/mtk_drm_fb.c | 92 ------------------------ drivers/gpu/drm/mediatek/mtk_drm_fb.h | 13 ---- drivers/gpu/drm/mediatek/mtk_drm_plane.c | 1 - 4 files changed, 15 insertions(+), 107 deletions(-) delete mode 100644 drivers/gpu/drm/mediatek/mtk_drm_fb.c delete mode 100644 drivers/gpu/drm/mediatek/mtk_drm_fb.h diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c index 84d14213d992..2b1c122066ea 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c @@ -16,8 +16,10 @@ #include <drm/drm_atomic_helper.h> #include <drm/drm_drv.h> #include <drm/drm_fb_helper.h> +#include <drm/drm_fourcc.h> #include <drm/drm_gem.h> #include <drm/drm_gem_cma_helper.h> +#include <drm/drm_gem_framebuffer_helper.h> #include <drm/drm_of.h> #include <drm/drm_probe_helper.h> #include <drm/drm_vblank.h> @@ -27,7 +29,6 @@ #include "mtk_drm_ddp.h" #include "mtk_drm_ddp_comp.h" #include "mtk_drm_drv.h" -#include "mtk_drm_fb.h" #include "mtk_drm_gem.h" #define DRIVER_NAME "mediatek" @@ -115,6 +116,19 @@ static int mtk_atomic_commit(struct drm_device *drm, return 0; } +static struct drm_framebuffer * +mtk_drm_mode_fb_create(struct drm_device *dev, + struct drm_file *file, + const struct drm_mode_fb_cmd2 *cmd) +{ + const struct drm_format_info *info = drm_get_format_info(dev, cmd); + + if (info->num_planes != 1) + return ERR_PTR(-EINVAL); + + return drm_gem_fb_create(dev, file, cmd); +} + static const struct drm_mode_config_funcs mtk_drm_mode_config_funcs = { .fb_create = mtk_drm_mode_fb_create, .atomic_check = drm_atomic_helper_check, diff --git a/drivers/gpu/drm/mediatek/mtk_drm_fb.c b/drivers/gpu/drm/mediatek/mtk_drm_fb.c deleted file mode 100644 index 3f230a28a2dc..000000000000 --- a/drivers/gpu/drm/mediatek/mtk_drm_fb.c +++ /dev/null @@ -1,92 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * Copyright (c) 2015 MediaTek Inc. - */ - -#include <linux/dma-buf.h> -#include <linux/dma-resv.h> - -#include <drm/drm_modeset_helper.h> -#include <drm/drm_fb_helper.h> -#include <drm/drm_fourcc.h> -#include <drm/drm_gem.h> -#include <drm/drm_gem_framebuffer_helper.h> - -#include "mtk_drm_drv.h" -#include "mtk_drm_fb.h" -#include "mtk_drm_gem.h" - -static const struct drm_framebuffer_funcs mtk_drm_fb_funcs = { - .create_handle = drm_gem_fb_create_handle, - .destroy = drm_gem_fb_destroy, -}; - -static struct drm_framebuffer *mtk_drm_framebuffer_init(struct drm_device *dev, - const struct drm_mode_fb_cmd2 *mode, - struct drm_gem_object *obj) -{ - const struct drm_format_info *info = drm_get_format_info(dev, mode); - struct drm_framebuffer *fb; - int ret; - - if (info->num_planes != 1) - return ERR_PTR(-EINVAL); - - fb = kzalloc(sizeof(*fb), GFP_KERNEL); - if (!fb) - return ERR_PTR(-ENOMEM); - - drm_helper_mode_fill_fb_struct(dev, fb, mode); - - fb->obj[0] = obj; - - ret = drm_framebuffer_init(dev, fb, &mtk_drm_fb_funcs); - if (ret) { - DRM_ERROR("failed to initialize framebuffer\n"); - kfree(fb); - return ERR_PTR(ret); - } - - return fb; -} - -struct drm_framebuffer *mtk_drm_mode_fb_create(struct drm_device *dev, - struct drm_file *file, - const struct drm_mode_fb_cmd2 *cmd) -{ - const struct drm_format_info *info = drm_get_format_info(dev, cmd); - struct drm_framebuffer *fb; - struct drm_gem_object *gem; - unsigned int width = cmd->width; - unsigned int height = cmd->height; - unsigned int size, bpp; - int ret; - - if (info->num_planes != 1) - return ERR_PTR(-EINVAL); - - gem = drm_gem_object_lookup(file, cmd->handles[0]); - if (!gem) - return ERR_PTR(-ENOENT); - - bpp = info->cpp[0]; - size = (height - 1) * cmd->pitches[0] + width * bpp; - size += cmd->offsets[0]; - - if (gem->size < size) { - ret = -EINVAL; - goto unreference; - } - - fb = mtk_drm_framebuffer_init(dev, cmd, gem); - if (IS_ERR(fb)) { - ret = PTR_ERR(fb); - goto unreference; - } - - return fb; - -unreference: - drm_gem_object_put_unlocked(gem); - return ERR_PTR(ret); -} diff --git a/drivers/gpu/drm/mediatek/mtk_drm_fb.h b/drivers/gpu/drm/mediatek/mtk_drm_fb.h deleted file mode 100644 index eb64d26001c6..000000000000 --- a/drivers/gpu/drm/mediatek/mtk_drm_fb.h +++ /dev/null @@ -1,13 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Copyright (c) 2015 MediaTek Inc. - */ - -#ifndef MTK_DRM_FB_H -#define MTK_DRM_FB_H - -struct drm_framebuffer *mtk_drm_mode_fb_create(struct drm_device *dev, - struct drm_file *file, - const struct drm_mode_fb_cmd2 *cmd); - -#endif /* MTK_DRM_FB_H */ diff --git a/drivers/gpu/drm/mediatek/mtk_drm_plane.c b/drivers/gpu/drm/mediatek/mtk_drm_plane.c index 3b0cc91c7023..540ef2faa40a 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_plane.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_plane.c @@ -13,7 +13,6 @@ #include "mtk_drm_crtc.h" #include "mtk_drm_ddp_comp.h" #include "mtk_drm_drv.h" -#include "mtk_drm_fb.h" #include "mtk_drm_gem.h" #include "mtk_drm_plane.h" -- 2.24.0 _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx
WARNING: multiple messages have this Message-ID (diff)
From: Daniel Vetter <daniel.vetter@ffwll.ch> To: DRI Development <dri-devel@lists.freedesktop.org> Cc: Daniel Vetter <daniel.vetter@ffwll.ch>, Intel Graphics Development <intel-gfx@lists.freedesktop.org>, Matthias Brugger <matthias.bgg@gmail.com>, linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH 3/8] drm/mediatek: don't open-code drm_gem_fb_create Date: Fri, 15 Nov 2019 10:21:15 +0100 [thread overview] Message-ID: <20191115092120.4445-4-daniel.vetter@ffwll.ch> (raw) Message-ID: <20191115092115.TynuwmTXWKj1mY3y3uBdFe5bj6pXPc89NNp4rPqshh8@z> (raw) In-Reply-To: <20191115092120.4445-1-daniel.vetter@ffwll.ch> Aside: There's a few other fb_create implementations which simply check for valid buffer format (or an approximation thereof), and then call drm_gem_fb_create. For atomic drivers at least we could walk all planes and make sure the format/modifier combo is valid, and remove even more code. For non-atomic drivers that's not possible, since the format list for the primary buffer might be garbage (and most likely it is). Also delete mtk_drm_fb.[hc] since it would now only contain one function. Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Cc: CK Hu <ck.hu@mediatek.com> Cc: Philipp Zabel <p.zabel@pengutronix.de> Cc: Matthias Brugger <matthias.bgg@gmail.com> Cc: linux-arm-kernel@lists.infradead.org Cc: linux-mediatek@lists.infradead.org --- drivers/gpu/drm/mediatek/mtk_drm_drv.c | 16 ++++- drivers/gpu/drm/mediatek/mtk_drm_fb.c | 92 ------------------------ drivers/gpu/drm/mediatek/mtk_drm_fb.h | 13 ---- drivers/gpu/drm/mediatek/mtk_drm_plane.c | 1 - 4 files changed, 15 insertions(+), 107 deletions(-) delete mode 100644 drivers/gpu/drm/mediatek/mtk_drm_fb.c delete mode 100644 drivers/gpu/drm/mediatek/mtk_drm_fb.h diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c index 84d14213d992..2b1c122066ea 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c @@ -16,8 +16,10 @@ #include <drm/drm_atomic_helper.h> #include <drm/drm_drv.h> #include <drm/drm_fb_helper.h> +#include <drm/drm_fourcc.h> #include <drm/drm_gem.h> #include <drm/drm_gem_cma_helper.h> +#include <drm/drm_gem_framebuffer_helper.h> #include <drm/drm_of.h> #include <drm/drm_probe_helper.h> #include <drm/drm_vblank.h> @@ -27,7 +29,6 @@ #include "mtk_drm_ddp.h" #include "mtk_drm_ddp_comp.h" #include "mtk_drm_drv.h" -#include "mtk_drm_fb.h" #include "mtk_drm_gem.h" #define DRIVER_NAME "mediatek" @@ -115,6 +116,19 @@ static int mtk_atomic_commit(struct drm_device *drm, return 0; } +static struct drm_framebuffer * +mtk_drm_mode_fb_create(struct drm_device *dev, + struct drm_file *file, + const struct drm_mode_fb_cmd2 *cmd) +{ + const struct drm_format_info *info = drm_get_format_info(dev, cmd); + + if (info->num_planes != 1) + return ERR_PTR(-EINVAL); + + return drm_gem_fb_create(dev, file, cmd); +} + static const struct drm_mode_config_funcs mtk_drm_mode_config_funcs = { .fb_create = mtk_drm_mode_fb_create, .atomic_check = drm_atomic_helper_check, diff --git a/drivers/gpu/drm/mediatek/mtk_drm_fb.c b/drivers/gpu/drm/mediatek/mtk_drm_fb.c deleted file mode 100644 index 3f230a28a2dc..000000000000 --- a/drivers/gpu/drm/mediatek/mtk_drm_fb.c +++ /dev/null @@ -1,92 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * Copyright (c) 2015 MediaTek Inc. - */ - -#include <linux/dma-buf.h> -#include <linux/dma-resv.h> - -#include <drm/drm_modeset_helper.h> -#include <drm/drm_fb_helper.h> -#include <drm/drm_fourcc.h> -#include <drm/drm_gem.h> -#include <drm/drm_gem_framebuffer_helper.h> - -#include "mtk_drm_drv.h" -#include "mtk_drm_fb.h" -#include "mtk_drm_gem.h" - -static const struct drm_framebuffer_funcs mtk_drm_fb_funcs = { - .create_handle = drm_gem_fb_create_handle, - .destroy = drm_gem_fb_destroy, -}; - -static struct drm_framebuffer *mtk_drm_framebuffer_init(struct drm_device *dev, - const struct drm_mode_fb_cmd2 *mode, - struct drm_gem_object *obj) -{ - const struct drm_format_info *info = drm_get_format_info(dev, mode); - struct drm_framebuffer *fb; - int ret; - - if (info->num_planes != 1) - return ERR_PTR(-EINVAL); - - fb = kzalloc(sizeof(*fb), GFP_KERNEL); - if (!fb) - return ERR_PTR(-ENOMEM); - - drm_helper_mode_fill_fb_struct(dev, fb, mode); - - fb->obj[0] = obj; - - ret = drm_framebuffer_init(dev, fb, &mtk_drm_fb_funcs); - if (ret) { - DRM_ERROR("failed to initialize framebuffer\n"); - kfree(fb); - return ERR_PTR(ret); - } - - return fb; -} - -struct drm_framebuffer *mtk_drm_mode_fb_create(struct drm_device *dev, - struct drm_file *file, - const struct drm_mode_fb_cmd2 *cmd) -{ - const struct drm_format_info *info = drm_get_format_info(dev, cmd); - struct drm_framebuffer *fb; - struct drm_gem_object *gem; - unsigned int width = cmd->width; - unsigned int height = cmd->height; - unsigned int size, bpp; - int ret; - - if (info->num_planes != 1) - return ERR_PTR(-EINVAL); - - gem = drm_gem_object_lookup(file, cmd->handles[0]); - if (!gem) - return ERR_PTR(-ENOENT); - - bpp = info->cpp[0]; - size = (height - 1) * cmd->pitches[0] + width * bpp; - size += cmd->offsets[0]; - - if (gem->size < size) { - ret = -EINVAL; - goto unreference; - } - - fb = mtk_drm_framebuffer_init(dev, cmd, gem); - if (IS_ERR(fb)) { - ret = PTR_ERR(fb); - goto unreference; - } - - return fb; - -unreference: - drm_gem_object_put_unlocked(gem); - return ERR_PTR(ret); -} diff --git a/drivers/gpu/drm/mediatek/mtk_drm_fb.h b/drivers/gpu/drm/mediatek/mtk_drm_fb.h deleted file mode 100644 index eb64d26001c6..000000000000 --- a/drivers/gpu/drm/mediatek/mtk_drm_fb.h +++ /dev/null @@ -1,13 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Copyright (c) 2015 MediaTek Inc. - */ - -#ifndef MTK_DRM_FB_H -#define MTK_DRM_FB_H - -struct drm_framebuffer *mtk_drm_mode_fb_create(struct drm_device *dev, - struct drm_file *file, - const struct drm_mode_fb_cmd2 *cmd); - -#endif /* MTK_DRM_FB_H */ diff --git a/drivers/gpu/drm/mediatek/mtk_drm_plane.c b/drivers/gpu/drm/mediatek/mtk_drm_plane.c index 3b0cc91c7023..540ef2faa40a 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_plane.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_plane.c @@ -13,7 +13,6 @@ #include "mtk_drm_crtc.h" #include "mtk_drm_ddp_comp.h" #include "mtk_drm_drv.h" -#include "mtk_drm_fb.h" #include "mtk_drm_gem.h" #include "mtk_drm_plane.h" -- 2.24.0 _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel
next prev parent reply other threads:[~2019-11-15 9:21 UTC|newest] Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-11-15 9:21 [PATCH 0/8] fb_create drive-through cleanups Daniel Vetter 2019-11-15 9:21 ` Daniel Vetter 2019-11-15 9:21 ` [PATCH 1/8] drm/fb: More paranoia in addfb checks Daniel Vetter 2019-11-15 10:49 ` Pekka Paalanen 2019-11-15 12:44 ` [Intel-gfx] " Ville Syrjälä 2019-11-15 15:26 ` Daniel Vetter 2019-11-15 9:21 ` [PATCH 2/8] drm/atmel: ditch fb_create wrapper Daniel Vetter 2019-11-15 9:21 ` Daniel Vetter 2019-11-15 9:33 ` Boris Brezillon 2019-11-19 21:22 ` Daniel Vetter 2019-11-23 8:49 ` Sam Ravnborg 2019-11-23 8:49 ` Sam Ravnborg 2019-11-15 9:21 ` Daniel Vetter [this message] 2019-11-15 9:21 ` [PATCH 3/8] drm/mediatek: don't open-code drm_gem_fb_create Daniel Vetter 2019-11-22 7:42 ` CK Hu 2019-11-22 17:09 ` Daniel Vetter 2019-11-22 17:09 ` Daniel Vetter 2019-11-15 9:21 ` [PATCH 4/8] drm/rockchip: Use drm_gem_fb_create_with_dirty Daniel Vetter 2019-11-15 9:21 ` Daniel Vetter 2019-11-27 11:45 ` Andrzej Pietrasiewicz 2019-11-27 11:45 ` Andrzej Pietrasiewicz 2019-11-27 17:33 ` Andrzej Pietrasiewicz 2019-11-27 17:54 ` Daniel Vetter 2019-11-15 9:21 ` [PATCH 5/8] drm/tilcdc: Drop drm_gem_fb_create wrapper Daniel Vetter 2019-11-15 9:21 ` Daniel Vetter 2019-11-15 13:21 ` Jyri Sarha 2019-11-15 13:21 ` Jyri Sarha 2019-11-19 21:25 ` Daniel Vetter 2019-11-19 21:25 ` Daniel Vetter 2019-11-15 9:21 ` [PATCH 6/8] drm/xen: Simplify fb_create Daniel Vetter 2019-11-15 10:33 ` Oleksandr Andrushchenko 2019-11-15 10:33 ` Oleksandr Andrushchenko 2019-11-19 21:25 ` Daniel Vetter 2019-11-15 9:21 ` [PATCH 7/8] drm/hibmc: Use drm_gem_fb_create Daniel Vetter 2019-11-22 8:09 ` Thomas Zimmermann 2019-11-22 8:16 ` Thomas Zimmermann 2019-11-22 9:12 ` Daniel Vetter 2019-11-15 9:21 ` [PATCH 8/8] drm/todo: Add entry for fb funcs related cleanups Daniel Vetter 2019-11-15 9:21 ` Daniel Vetter 2019-11-20 10:46 ` Daniel Vetter
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