| /Linux-v5.15/drivers/staging/fbtft/ |
| D | Kconfig | 17 Framebuffer support for the AGM1264K-FL LCD display (two Samsung KS0108 compatible chips)
23 Generic Framebuffer support for BD663474
29 Generic Framebuffer support for HX8340BN
35 Generic Framebuffer support for HX8347D
41 Generic Framebuffer support for HX8353D
47 Generic Framebuffer support for HX8357D
53 Generic Framebuffer support for ILI9163
59 Generic Framebuffer support for ILI9320
65 Generic Framebuffer support for ILI9325
71 Generic Framebuffer support for ILI9340
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| /Linux-v5.15/Documentation/devicetree/bindings/display/ |
| D | simple-framebuffer.yaml | 4 $id: http://devicetree.org/schemas/display/simple-framebuffer.yaml#
7 title: Simple Framebuffer Device Tree Bindings
21 framebuffer@<address>.
43 framebuffer nodes, so that the firmware only needs to update the
48 If pre-filled framebuffer nodes are used, the firmware may need
57 - apple,simple-framebuffer
58 - allwinner,simple-framebuffer
59 - amlogic,simple-framebuffer
60 - const: simple-framebuffer
63 description: Location and size of the framebuffer memory
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| /Linux-v5.15/drivers/firmware/ |
| D | sysfb.c | 8 * Simple-Framebuffer support
9 * Create a platform-device for any available boot framebuffer. The
10 * simple-framebuffer platform device is already available on DT systems, so
12 * platform device compatible with the "simple-framebuffer" DT object. If
13 * the framebuffer is incompatible, we instead create a legacy
14 * "vesa-framebuffer", "efi-framebuffer" or "platform-framebuffer" device and
16 * to pick these devices up without messing with simple-framebuffer drivers.
19 * If CONFIG_SYSFB_SIMPLEFB is not selected, never register "simple-framebuffer"
20 * platform devices, but only use legacy framebuffer devices for
46 /* try to create a simple-framebuffer device */ in sysfb_init()
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| /Linux-v5.15/include/drm/ |
| D | drm_framebuffer.h | 40 * struct drm_framebuffer_funcs - framebuffer hooks
46 * Clean up framebuffer resources, specifically also unreference the
48 * framebuffer successfully created by calling
51 * framebuffer.
53 void (*destroy)(struct drm_framebuffer *framebuffer);
82 * framebuffer has changed and should be flushed to the display
97 int (*dirty)(struct drm_framebuffer *framebuffer,
119 * @dev: DRM device this framebuffer belongs to
139 * @format: framebuffer format information
143 * @funcs: framebuffer vfunc table
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| /Linux-v5.15/drivers/gpu/drm/ |
| D | drm_gem_framebuffer_helper.c | 3 * drm gem framebuffer helper functions
39 * drm_gem_fb_get_obj() - Get GEM object backing the framebuffer
40 * @fb: Framebuffer
47 * Pointer to &drm_gem_object for the given framebuffer and plane index or NULL
77 drm_err(dev, "Failed to init framebuffer: %d\n", ret); in drm_gem_fb_init()
83 * drm_gem_fb_destroy - Free GEM backed framebuffer
84 * @fb: Framebuffer
86 * Frees a GEM backed framebuffer with its backing buffer(s) and the structure
103 * drm_gem_fb_create_handle - Create handle for GEM backed framebuffer
104 * @fb: Framebuffer
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| D | drm_aperture.c | 26 * ownership of DRM framebuffer memory and hand-over between drivers.
30 * driver that is currently associated with the given framebuffer memory.
31 * If the framebuffer is located at PCI BAR 0, the rsp code looks as in the
75 * framebuffer apertures automatically. Device drivers without knowledge of
76 * the framebuffer's location shall call drm_aperture_remove_framebuffers(),
77 * which removes all drivers for known framebuffer.
81 * given framebuffer memory. Ownership of the framebuffer memory is achieved
83 * is the owner of the framebuffer range. The function fails if the
84 * framebuffer is already by another driver. See below for an example.
110 * // ... and acquire ownership of the framebuffer.
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| D | drm_format_helper.c | 30 * @fb: DRM framebuffer
57 * @fb: DRM framebuffer
61 * full (iomem) framebuffer but only the clip rect content is copied over.
86 * @fb: DRM framebuffer
160 * @fb: DRM framebuffer
205 * @fb: DRM framebuffer
213 * full (iomem) framebuffer but only the clip rect content is copied over.
258 * @fb: DRM framebuffer
265 * full (iomem) framebuffer but only the clip rect content is copied over.
297 * @fb: DRM framebuffer
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| D | drm_fb_cma_helper.c | 23 * DOC: framebuffer cma helper functions
26 * backed framebuffer.
29 * callback function to create a cma backed framebuffer.
33 * drm_fb_cma_get_gem_obj() - Get CMA GEM object for framebuffer
34 * @fb: The framebuffer
37 * Return the CMA GEM object for given framebuffer.
55 * drm_fb_cma_get_gem_addr() - Get physical address for framebuffer, for pixel
58 * @fb: The framebuffer
61 * Return the CMA GEM address for given framebuffer.
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| D | drm_framebuffer.c | 61 * and access the framebuffer object. The helper function
65 * The lifetime of a drm framebuffer is controlled with a reference count,
68 * which the last reference is never dropped (e.g. for the fbdev framebuffer
70 * struct) drivers can manually clean up a framebuffer at module unload time
180 DRM_DEBUG_KMS("bad framebuffer format %p4cc\n", in framebuffer_check()
186 DRM_DEBUG_KMS("bad framebuffer width %u\n", r->width); in framebuffer_check()
191 DRM_DEBUG_KMS("bad framebuffer height %u\n", r->height); in framebuffer_check()
296 DRM_DEBUG_KMS("bad framebuffer flags 0x%08x\n", r->flags); in drm_internal_framebuffer_create()
301 DRM_DEBUG_KMS("bad framebuffer width %d, should be >= %d && <= %d\n", in drm_internal_framebuffer_create()
306 DRM_DEBUG_KMS("bad framebuffer height %d, should be >= %d && <= %d\n", in drm_internal_framebuffer_create()
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| D | drm_gem_atomic_helper.c | 19 * synchronization helpers, and plane state and framebuffer BO mappings
22 * Before scanout, a plane's framebuffer needs to be synchronized with
23 * possible writers that draw into the framebuffer. All drivers should
26 * the framebuffer so that the DRM core can synchronize access automatically.
48 * into the HW's framebuffer memory during an atomic update. This requires
92 * A mapping address for each of the framebuffer's buffer object is stored in
124 * drm_gem_plane_helper_prepare_fb() - Prepare a GEM backed framebuffer
135 * GEM based framebuffer drivers which have their buffers always pinned in
320 * maps all buffer objects of the plane's framebuffer into kernel address
322 * framebuffer will be synchronized as part of the atomic commit.
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| /Linux-v5.15/Documentation/userspace-api/media/v4l/ |
| D | vidioc-g-fbuf.rst | 39 to get and set the framebuffer parameters for a
59 :c:type:`v4l2_framebuffer`. Since the framebuffer is
63 framebuffer parameters as :ref:`VIDIOC_G_FBUF <VIDIOC_G_FBUF>` does, or it returns an error
69 the overlay and returns the framebuffer parameters as :ref:`VIDIOC_G_FBUF <VIDIOC_G_FBUF>`
93 :ref:`framebuffer-cap`.
98 :ref:`framebuffer-flags`
102 - Physical base address of the framebuffer, that is the address of
103 the pixel in the top left corner of the framebuffer. [#f1]_
112 find the corresponding Linux framebuffer device (see
129 - The pixel format of the framebuffer.
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| D | dev-osd.rst | 11 Some video output devices can overlay a framebuffer image onto the
35 Framebuffer section in Video Output Overlay Interface
38 Contrary to the *Video Overlay* interface the framebuffer is normally
40 accessible as a framebuffer device (``/dev/fbN``). Given a V4L2 device,
41 applications can find the corresponding framebuffer device by calling
43 other information, the physical address of the framebuffer in the
45 The framebuffer device ioctl ``FBIOGET_FSCREENINFO`` returns the same
51 The width and height of the framebuffer depends on the current video
53 (or any other ioctl which would imply a framebuffer size change) with an
54 ``EBUSY`` error code until all applications closed the framebuffer device.
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| /Linux-v5.15/Documentation/fb/ |
| D | fbcon.rst | 2 The Framebuffer Console
5 The framebuffer console (fbcon), as its name implies, is a text
6 console running on top of the framebuffer device. It has the functionality of
8 features that can be attributed to the graphical nature of the framebuffer.
10 In the x86 architecture, the framebuffer console is optional, and
14 What are the features of fbcon? The framebuffer console supports
22 The framebuffer console can be enabled by using your favorite kernel
24 Console display driver support->Framebuffer Console Support.
28 In order for fbcon to activate, at least one framebuffer driver is
42 GOTCHA: A common bug report is enabling the framebuffer without enabling the
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| D | ep93xx-fb.rst | 26 are in pixel clocks. See Documentation/fb/framebuffer.rst for further
39 The framebuffer device can be registered by adding the following to
68 The physical address of the framebuffer can be controlled using the
72 EP93XXFB_USE_SDCSN0 Use SDCSn[0] for the framebuffer. This
75 EP93XXFB_USE_SDCSN1 Use SDCSn[1] for the framebuffer.
77 EP93XXFB_USE_SDCSN2 Use SDCSn[2] for the framebuffer.
79 EP93XXFB_USE_SDCSN3 Use SDCSn[3] for the framebuffer.
86 The EP93xx framebuffer driver supports three optional platform
88 are called when the framebuffer driver is installed and removed
101 /* Board specific framebuffer setup */
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| D | deferred_io.rst | 10 - userspace app like Xfbdev mmaps framebuffer
20 completes the work associated with updating the framebuffer. this is
25 As can be seen from above, one benefit is roughly to allow bursty framebuffer
27 have gone quiet, we go and really update the framebuffer which would be
38 Another one may be if one has a device framebuffer that is in an usual format,
40 apps to pretend to have a normal framebuffer but reswizzle for the device
41 framebuffer at vsync time based on the touched pagelist.
45 No changes needed. mmap the framebuffer like normal and just use it.
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| D | udlfb.rst | 8 pairing that with a hardware framebuffer (16MB) on the other end of the
9 USB wire. That hardware framebuffer is able to drive the VGA, DVI, or HDMI
13 result with a local shadow of the remote hardware framebuffer to identify
32 Advantages of supporting DisplayLink chips with kernel framebuffer interface:
44 * Fbdev's mmap interface assumes a real hardware framebuffer is mapped.
51 * Fbdev does not arbitrate client ownership of the framebuffer well.
52 * Fbcon assumes the first framebuffer it finds should be consumed for console.
67 to open and begin writing to the framebuffer of the DisplayLink device using
76 code. They write to the standard framebuffer interface and rely on udlfb
105 module to track changed areas of the framebuffer by page faults.
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| D | intelfb.rst | 2 Intel 830M/845G/852GM/855GM/865G/915G/945G Framebuffer driver
8 This is a framebuffer driver for various Intel 8xx/9xx compatible
47 framebuffer memory. The intent is to avoid the memory blocks
70 enable MTRR. This allows data transfers to the framebuffer memory
101 This will initialize the framebuffer to 800x600 at 32bpp and 75Hz. The
102 framebuffer will use 8 MB of System RAM. hw acceleration of text and cursor
142 framebuffer driver code made this possible.
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| /Linux-v5.15/drivers/video/fbdev/geode/ |
| D | Kconfig | 3 # Geode family framebuffer configuration
6 bool "AMD Geode family framebuffer support"
9 Say 'Y' here to allow you to select framebuffer drivers for
13 tristate "AMD Geode LX framebuffer support"
19 Framebuffer driver for the display controller integrated into the
28 tristate "AMD Geode GX framebuffer support"
34 Framebuffer driver for the display controller integrated into the
43 tristate "AMD Geode GX1 framebuffer support"
49 Framebuffer driver for the display controller integrated into the
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| /Linux-v5.15/drivers/video/console/ |
| D | Kconfig | 73 bool "Framebuffer Console support"
79 Low-level framebuffer-based console driver.
86 If this option is selected, the framebuffer console will
88 supports this feature). Otherwise, the framebuffer console will
89 always select the first framebuffer driver that is loaded. The latter
98 bool "Framebuffer Console Rotation"
101 Enable display rotation for the framebuffer console. This is done
104 such that other users of the framebuffer will remain normally
108 bool "Framebuffer Console Deferred Takeover"
111 If enabled this defers the framebuffer console taking over the
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| /Linux-v5.15/drivers/video/fbdev/ |
| D | Kconfig | 34 buffer devices. Please read <file:Documentation/fb/framebuffer.rst>
35 and the Framebuffer-HOWTO at
36 <http://www.munted.org.uk/programming/Framebuffer-HOWTO-1.3.html> for more
73 If true, at least one selected framebuffer driver can take advantage
114 (accelerated) version and the framebuffer is in system RAM.
122 version and the framebuffer is in system RAM.
130 (accelerated) version and the framebuffer is in system RAM.
140 bool "Framebuffer foreign endianness support"
144 non-native endianness (e.g. Little-Endian framebuffer on a
223 tristate "Aeroflex Gaisler framebuffer support"
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| /Linux-v5.15/drivers/media/pci/ivtv/ |
| D | Kconfig | 49 tristate "Conexant cx23415 framebuffer support"
55 This is a framebuffer driver for the Conexant cx23415 MPEG
64 bool "force cx23415 framebuffer init with x86 PAT enabled"
67 With PAT enabled, the cx23415 framebuffer driver does not
68 utilize write-combined caching on the framebuffer memory.
77 With this setting enabled, the framebuffer will initialize on
78 PAT-enabled systems but the framebuffer memory will be uncached.
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| /Linux-v5.15/Documentation/arm/omap/ |
| D | dss.rst | 42 The DSS driver does not itself have any support for Linux framebuffer, V4L or
121 From omapdss point of view the V4L2 drivers should be similar to framebuffer
129 - Framebuffer is a memory area inside OMAP's SRAM/SDRAM that contains the
130 pixel data for the image. Framebuffer has width and height and color
133 screen. The overlay may be smaller than framebuffer, thus displaying only
134 part of the framebuffer. The position of the overlay may be changed if
140 A framebuffer can be connected to multiple overlays to show the same pixel data
143 framebuffer can be connected to any overlay.
169 overlays List of overlay numbers to which framebuffer pixels go
170 phys_addr Physical address of the framebuffer
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| /Linux-v5.15/include/xen/interface/io/ |
| D | fbif.h | 38 * Framebuffer update notification event
53 * Framebuffer resize notification event
64 int32_t offset; /* start offset within framebuffer */
112 int32_t width; /* width of the framebuffer (in pixels) */
113 int32_t height; /* height of the framebuffer (in pixels) */
115 uint32_t mem_length; /* length of the framebuffer (in bytes) */
119 * Framebuffer page directory
122 * framebuffer pages, and can thus map up to PAGE_SIZE *
126 * Meg framebuffer with a max resolution of 12,800x10,240.
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| /Linux-v5.15/Documentation/userspace-api/media/ |
| D | videodev2.h.rst.exceptions | 224 # V4L2 framebuffer caps and flags
226 replace define V4L2_FBUF_CAP_EXTERNOVERLAY framebuffer-cap
227 replace define V4L2_FBUF_CAP_CHROMAKEY framebuffer-cap
228 replace define V4L2_FBUF_CAP_LIST_CLIPPING framebuffer-cap
229 replace define V4L2_FBUF_CAP_BITMAP_CLIPPING framebuffer-cap
230 replace define V4L2_FBUF_CAP_LOCAL_ALPHA framebuffer-cap
231 replace define V4L2_FBUF_CAP_GLOBAL_ALPHA framebuffer-cap
232 replace define V4L2_FBUF_CAP_LOCAL_INV_ALPHA framebuffer-cap
233 replace define V4L2_FBUF_CAP_SRC_CHROMAKEY framebuffer-cap
235 replace define V4L2_FBUF_FLAG_PRIMARY framebuffer-flags
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| /Linux-v5.15/drivers/firmware/google/ |
| D | framebuffer-coreboot.c | 3 * framebuffer-coreboot.c
5 * Memory based framebuffer accessed through coreboot table.
29 struct lb_framebuffer *fb = &dev->framebuffer; in framebuffer_probe()
56 res.name = "Coreboot Framebuffer"; in framebuffer_probe()
64 "simple-framebuffer", 0, in framebuffer_probe()
68 pr_warn("coreboot: could not register framebuffer\n"); in framebuffer_probe()
86 .name = "framebuffer",
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