| /linux-5.10/drivers/soc/amlogic/ |
| D | meson-canvas.c | 12 #include <linux/soc/amlogic/meson-canvas.h>
36 spinlock_t lock; /* canvas device lock */
41 static void canvas_write(struct meson_canvas *canvas, u32 reg, u32 val) in canvas_write() argument
43 writel_relaxed(val, canvas->reg_base + reg); in canvas_write()
46 static u32 canvas_read(struct meson_canvas *canvas, u32 reg) in canvas_read() argument
48 return readl_relaxed(canvas->reg_base + reg); in canvas_read()
55 struct meson_canvas *canvas; in meson_canvas_get() local
57 canvas_node = of_parse_phandle(dev->of_node, "amlogic,canvas", 0); in meson_canvas_get()
70 * If priv is NULL, it's probably because the canvas hasn't in meson_canvas_get()
74 canvas = dev_get_drvdata(&canvas_pdev->dev); in meson_canvas_get()
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| D | Kconfig | 5 tristate "Amlogic Meson Canvas driver"
9 Say yes to support the canvas IP for Amlogic SoCs.
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| D | Makefile | 2 obj-$(CONFIG_MESON_CANVAS) += meson-canvas.o
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| /linux-5.10/include/linux/soc/amlogic/ |
| D | meson-canvas.h | 27 * meson_canvas_get() - get a canvas provider instance
34 * meson_canvas_alloc() - take ownership of a canvas
36 * @canvas: canvas provider instance retrieved from meson_canvas_get()
37 * @canvas_index: will be filled with the canvas ID
39 int meson_canvas_alloc(struct meson_canvas *canvas, u8 *canvas_index);
42 * meson_canvas_free() - remove ownership from a canvas
44 * @canvas: canvas provider instance retrieved from meson_canvas_get()
45 * @canvas_index: canvas ID that was obtained via meson_canvas_alloc()
47 int meson_canvas_free(struct meson_canvas *canvas, u8 canvas_index);
50 * meson_canvas_config() - configure a canvas
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| /linux-5.10/Documentation/devicetree/bindings/soc/amlogic/ |
| D | amlogic,canvas.yaml | 5 $id: "http://devicetree.org/schemas/soc/amlogic/amlogic,canvas.yaml#"
8 title: Amlogic Canvas Video Lookup Table
15 A canvas is a collection of metadata that describes a pixel buffer.
19 Many IPs within Amlogic SoCs rely on canvas indexes to read/write pixel data
23 Amlogic SoCs have 256 canvas.
30 - amlogic,meson8-canvas
31 - amlogic,meson8b-canvas
32 - amlogic,meson8m2-canvas
33 - const: amlogic,canvas
34 - const: amlogic,canvas # GXBB and newer SoCs
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| /linux-5.10/drivers/gpu/drm/meson/ |
| D | meson_drv.c | 16 #include <linux/soc/amlogic/meson-canvas.h>
258 priv->canvas = meson_canvas_get(dev); in meson_drv_bind_master()
259 if (IS_ERR(priv->canvas)) { in meson_drv_bind_master()
260 ret = PTR_ERR(priv->canvas); in meson_drv_bind_master()
264 ret = meson_canvas_alloc(priv->canvas, &priv->canvas_id_osd1); in meson_drv_bind_master()
267 ret = meson_canvas_alloc(priv->canvas, &priv->canvas_id_vd1_0); in meson_drv_bind_master()
269 meson_canvas_free(priv->canvas, priv->canvas_id_osd1); in meson_drv_bind_master()
272 ret = meson_canvas_alloc(priv->canvas, &priv->canvas_id_vd1_1); in meson_drv_bind_master()
274 meson_canvas_free(priv->canvas, priv->canvas_id_osd1); in meson_drv_bind_master()
275 meson_canvas_free(priv->canvas, priv->canvas_id_vd1_0); in meson_drv_bind_master()
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| D | meson_crtc.c | 13 #include <linux/soc/amlogic/meson-canvas.h>
370 meson_canvas_config(priv->canvas, priv->canvas_id_osd1, in meson_crtc_irq()
443 meson_canvas_config(priv->canvas, in meson_crtc_irq()
453 meson_canvas_config(priv->canvas, in meson_crtc_irq()
463 meson_canvas_config(priv->canvas, in meson_crtc_irq()
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| D | meson_drv.h | 44 struct meson_canvas *canvas; member
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| D | meson_plane.c | 174 /* Set up BLK0 to point to the right canvas */ in meson_plane_atomic_update()
361 /* Update Canvas with buffer address */ in meson_plane_atomic_update()
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| D | meson_overlay.c | 642 /* Update Canvas with buffer address */ in meson_overlay_atomic_update()
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| /linux-5.10/Documentation/devicetree/bindings/media/ |
| D | amlogic,gx-vdec.yaml | 82 amlogic,canvas:
83 description: should point to a canvas provider node
123 - amlogic,canvas
140 amlogic,canvas = <&canvas>;
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| /linux-5.10/arch/arm/boot/dts/ |
| D | meson8m2.dtsi | 18 /* the offset of the canvas registers has changed compared to Meson8 */
21 canvas: video-lut@48 { label
22 compatible = "amlogic,meson8m2-canvas", "amlogic,canvas";
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| D | meson8b.dtsi | 192 canvas: video-lut@48 { label
193 compatible = "amlogic,meson8b-canvas",
194 "amlogic,canvas";
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| D | meson8.dtsi | 215 canvas: video-lut@20 { label
216 compatible = "amlogic,meson8-canvas",
217 "amlogic,canvas";
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| /linux-5.10/drivers/staging/media/meson/vdec/ |
| D | vdec.h | 16 #include <linux/soc/amlogic/meson-canvas.h>
58 * @canvas: canvas provider reference
77 struct meson_canvas *canvas; member
206 * @canvas_alloc: array of all the canvas IDs allocated
207 * @canvas_num: number of canvas IDs allocated
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| D | vdec_helpers.c | 85 dev_err(sess->core->dev, "Reached max number of canvas\n"); in canvas_alloc()
89 ret = meson_canvas_alloc(sess->core->canvas, canvas_id); in canvas_alloc()
116 meson_canvas_config(core->canvas, canvas_id[0], buf_paddr[0], in set_canvas_yuv420m()
122 meson_canvas_config(core->canvas, canvas_id[1], buf_paddr[1], in set_canvas_yuv420m()
128 meson_canvas_config(core->canvas, canvas_id[2], buf_paddr[2], in set_canvas_yuv420m()
160 meson_canvas_config(core->canvas, canvas_id[0], buf_paddr[0], in set_canvas_nv12m()
166 meson_canvas_config(core->canvas, canvas_id[1], buf_paddr[1], in set_canvas_nv12m()
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| D | vdec_helpers.h | 16 * @reg_base: Registry bases of where to write the canvas indexes
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| D | vdec.c | 370 meson_canvas_free(sess->core->canvas, sess->canvas_alloc[i]); in vdec_free_canvas()
1031 core->canvas = meson_canvas_get(dev); in vdec_probe()
1032 if (IS_ERR(core->canvas)) in vdec_probe()
1033 return PTR_ERR(core->canvas); in vdec_probe()
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| /linux-5.10/arch/arm64/boot/dts/amlogic/ |
| D | meson-gx.dtsi | 512 amlogic,canvas = <&canvas>;
535 canvas: video-lut@48 { label
536 compatible = "amlogic,canvas";
622 amlogic,canvas = <&canvas>;
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| D | meson-g12-common.dtsi | 1608 canvas: video-lut@48 { label
1609 compatible = "amlogic,canvas";
2113 amlogic,canvas = <&canvas>;
2134 amlogic,canvas = <&canvas>;
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| /linux-5.10/drivers/video/fbdev/vermilion/ |
| D | vermilion.h | 155 /* Pipe A Canvas Color register (10 bit color) */
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| /linux-5.10/Documentation/devicetree/bindings/display/ |
| D | amlogic,meson-vpu.yaml | 33 It fetches the frames addresses, stride and parameters from the "Canvas" memory.
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| /linux-5.10/drivers/media/platform/exynos4-is/ |
| D | fimc-lite-reg.h | 80 /* Camera Output Canvas */
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| /linux-5.10/drivers/media/usb/gspca/ |
| D | spca508.c | 558 /* This line seems to setup the frame/canvas */
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| /linux-5.10/drivers/hid/ |
| D | wacom_sys.c | 219 * The Dell Canvas 27 needs to be switched to its vendor-defined in wacom_hid_usage_quirk()
|