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From: Thomas Zimmermann <tzimmermann@suse.de>
To: daniel@ffwll.ch, airlied@linux.ie, kraxel@redhat.com,
	christian.koenig@amd.com, ray.huang@amd.com, Jerry.Zhang@amd.com,
	hdegoede@redhat.com, z.liuxinliang@hisilicon.com,
	zourongrong@gmail.com, kong.kongxinwei@hisilicon.com,
	puck.chen@hisilicon.com
Cc: Thomas Zimmermann <tzimmermann@suse.de>,
	dri-devel@lists.freedesktop.org,
	virtualization@lists.linux-foundation.org
Subject: [PATCH 03/15] drm: Add |struct drm_gem_ttm_object| callbacks for |struct drm_driver|
Date: Mon,  8 Apr 2019 11:21:32 +0200	[thread overview]
Message-ID: <20190408092144.4548-4-tzimmermann@suse.de> (raw)
In-Reply-To: <20190408092144.4548-1-tzimmermann@suse.de>

The provided helpers can be used for the respective callback functions
in |struct drm_driver|.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
---
 drivers/gpu/drm/drm_gem_ttm_helper.c | 39 ++++++++++++++++++++++++++++
 include/drm/drm_gem_ttm_helper.h     | 10 +++++++
 2 files changed, 49 insertions(+)

diff --git a/drivers/gpu/drm/drm_gem_ttm_helper.c b/drivers/gpu/drm/drm_gem_ttm_helper.c
index af3487137822..d4950517e357 100644
--- a/drivers/gpu/drm/drm_gem_ttm_helper.c
+++ b/drivers/gpu/drm/drm_gem_ttm_helper.c
@@ -404,3 +404,42 @@ int drm_gem_ttm_bo_driver_verify_access(struct ttm_buffer_object *bo,
 					  filp->private_data);
 }
 EXPORT_SYMBOL(drm_gem_ttm_bo_driver_verify_access);
+
+/*
+ * Helpers for struct drm_driver
+ */
+
+/**
+ * drm_gem_ttm_driver_gem_free_object_unlocked() - \
+	Implements struct drm_driver.gem_free_object_unlocked
+ */
+void drm_gem_ttm_driver_gem_free_object_unlocked(struct drm_gem_object *gem)
+{
+	struct drm_gem_ttm_object *gbo = drm_gem_ttm_of_gem(gem);
+	drm_gem_ttm_put(gbo);
+}
+EXPORT_SYMBOL(drm_gem_ttm_driver_gem_free_object_unlocked);
+
+/**
+ * drm_gem_ttm_driver_dumb_mmap_offset() - \
+	Implements struct drm_driver.dumb_mmap_offset
+ */
+int drm_gem_ttm_driver_dumb_mmap_offset(struct drm_file *file,
+					struct drm_device *dev,
+		     			uint32_t handle, uint64_t *offset)
+{
+	struct drm_gem_object *gem;
+	struct drm_gem_ttm_object *gbo;
+
+	gem = drm_gem_object_lookup(file, handle);
+	if (!gem)
+		return -ENOENT;
+
+	gbo = drm_gem_ttm_of_gem(gem);
+	*offset = drm_gem_ttm_mmap_offset(gbo);
+
+	drm_gem_object_put_unlocked(gem);
+
+	return 0;
+}
+EXPORT_SYMBOL(drm_gem_ttm_driver_dumb_mmap_offset);
diff --git a/include/drm/drm_gem_ttm_helper.h b/include/drm/drm_gem_ttm_helper.h
index c1c4bd757f4b..edc2093588ff 100644
--- a/include/drm/drm_gem_ttm_helper.h
+++ b/include/drm/drm_gem_ttm_helper.h
@@ -98,4 +98,14 @@ void drm_gem_ttm_bo_driver_evict_flags(struct ttm_buffer_object *bo,
 int drm_gem_ttm_bo_driver_verify_access(struct ttm_buffer_object *bo,
 					struct file *filp);
 
+/*
+ * Helpers for struct drm_driver
+ */
+
+void drm_gem_ttm_driver_gem_free_object_unlocked(struct drm_gem_object *gem);
+
+int drm_gem_ttm_driver_dumb_mmap_offset(struct drm_file *file,
+					struct drm_device *dev,
+		     			uint32_t handle, uint64_t *offset);
+
 #endif
-- 
2.21.0

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  parent reply	other threads:[~2019-04-08  9:21 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-04-08  9:21 [PATCH 00/15] Share TTM code among framebuffer drivers Thomas Zimmermann
2019-04-08  9:21 ` [PATCH 01/15] drm: Add |struct drm_gem_ttm_object| and helpers Thomas Zimmermann
2019-04-08  9:21 ` [PATCH 02/15] drm: Add |struct drm_gem_ttm_object| callbacks for |struct ttm_bo_driver| Thomas Zimmermann
2019-04-08  9:21 ` Thomas Zimmermann [this message]
2019-04-08  9:21 ` [PATCH 04/15] drm: Add drm_gem_ttm_fill_create_dumb() to create dumb buffers Thomas Zimmermann
2019-04-08  9:21 ` [PATCH 05/15] drm: Add Simple TTM, a memory manager for dedicated VRAM Thomas Zimmermann
2019-04-08  9:21 ` [PATCH 06/15] drm/ast: Convert AST driver to |struct drm_gem_ttm_object| Thomas Zimmermann
2019-04-08  9:21 ` [PATCH 07/15] drm/ast: Convert AST driver to Simple TTM Thomas Zimmermann
2019-04-08  9:21 ` [PATCH 08/15] drm/bochs: Convert Bochs driver to |struct drm_gem_ttm_object| Thomas Zimmermann
2019-04-08  9:21 ` [PATCH 09/15] drm/bochs: Convert Bochs driver to Simple TTM Thomas Zimmermann
2019-04-08  9:21 ` [PATCH 10/15] drm/mgag200: Convert mgag200 driver to |struct drm_gem_ttm_object| Thomas Zimmermann
2019-04-08  9:21 ` [PATCH 11/15] drm/mgag200: Convert mgag200 driver to Simple TTM Thomas Zimmermann
2019-04-08  9:21 ` [PATCH 12/15] drm/vboxvideo: Convert vboxvideo driver to |struct drm_gem_ttm_object| Thomas Zimmermann
2019-04-09  7:09   ` Hans de Goede
2019-04-09  7:09   ` Hans de Goede
2019-04-08  9:21 ` [PATCH 13/15] drm/vboxvideo: Convert vboxvideo driver to Simple TTM Thomas Zimmermann
2019-04-09  7:09   ` Hans de Goede
2019-04-09  7:37     ` Thomas Zimmermann
2019-04-09  7:09   ` Hans de Goede
2019-04-08  9:21 ` [PATCH 14/15] drm/hisilicon: Convert hibmc-drm driver to |struct drm_gem_ttm_object| Thomas Zimmermann
2019-04-08  9:21 ` [PATCH 15/15] drm/hisilicon: Convert hibmc-drm driver to Simple TTM Thomas Zimmermann
2019-04-08 11:10 ` [PATCH 00/15] Share TTM code among framebuffer drivers Koenig, Christian
2019-04-08 11:10 ` Koenig, Christian
2019-04-08 11:59   ` Thomas Zimmermann
2019-04-09  7:12     ` kraxel
2019-04-09  7:42       ` Dave Airlie
2019-04-09  8:29         ` kraxel
2019-04-09 11:55           ` Christian König
2019-04-09  8:29         ` kraxel
2019-04-09  7:50       ` Thomas Zimmermann
2019-04-15 15:54         ` Daniel Vetter
2019-04-15 15:57           ` Daniel Vetter
2019-04-15 15:57           ` Daniel Vetter
2019-04-15 16:21           ` Thomas Zimmermann
2019-04-15 19:17             ` Daniel Vetter
2019-04-16 10:05               ` Koenig, Christian
2019-04-16 11:03                 ` Daniel Vetter
2019-04-16 11:10                   ` Koenig, Christian
2019-04-16 11:03                 ` Daniel Vetter
2019-04-16 10:05               ` Koenig, Christian
2019-04-15 19:17             ` Daniel Vetter
2019-04-09  7:12     ` kraxel
2019-04-09 13:39     ` Koenig, Christian

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