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/linux/Documentation/devicetree/bindings/media/
H A Dst,stm32-dma2d.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/media/st,stm32-dma2d.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: STMicroelectronics STM32 Chrom-Art Accelerator DMA2D
10 Chrom-ART Accelerator(DMA2D), graphical hardware accelerator
15 - Filling a part or the whole of a destination image with a specific color.
16 - Copying a part or the whole of a source image into a part or the whole of
18 - Copying a part or the whole of a source image into a part or the whole of
20 - Blending a part and/or two complete source images with different pixel
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/linux/drivers/media/platform/st/stm32/
H A DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
17 will be called stm32-dcmi.
33 will be called stm32-dcmipp.
37 tristate "STM32 Chrom-Art Accelerator (DMA2D)"
46 The STM32 DMA2D is a memory-to-memory engine for pixel conversion
/linux/drivers/media/platform/st/stm32/dma2d/
H A Ddma2d-regs.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 * ST stm32 Chrom-Art - 2D Graphics Accelerator Driver
8 * based on s5p-g2d
H A Ddma2d-hw.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * ST stm32 Chrom-Art - 2D Graphics Accelerator Driver
8 * based on s5p-g2d
17 #include "dma2d-regs.h"
37 reg_update_bits(d->regs, DMA2D_CR_REG, CR_START, CR_START); in dma2d_start()
42 return reg_read(d->regs, DMA2D_ISR_REG); in dma2d_get_int()
47 u32 isr_val = reg_read(d->regs, DMA2D_ISR_REG); in dma2d_clear_int()
49 reg_write(d->regs, DMA2D_IFCR_REG, isr_val & 0x003f); in dma2d_clear_int()
55 reg_update_bits(d->regs, DMA2D_CR_REG, CR_MODE_MASK, in dma2d_config_common()
58 reg_write(d->regs, DMA2D_NLR_REG, (width << 16) | height); in dma2d_config_common()
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H A Ddma2d.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * STM32 DMA2D - 2D Graphics Accelerator Driver
8 * based on s5p-g2d
24 #include <media/v4l2-mem2mem.h>
25 #include <media/v4l2-device.h>
26 #include <media/v4l2-ioctl.h>
27 #include <media/v4l2-event.h>
28 #include <media/videobuf2-v4l2.h>
29 #include <media/videobuf2-dma-contig.h>
32 #include "dma2d-regs.h"
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/linux/Documentation/admin-guide/media/
H A Dplatform-cardlist.rst1 .. SPDX-License-Identifier: GPL-2.0
17 am437x-vpfe TI AM437x VPFE
18 aspeed-video Aspeed AST2400 and AST2500
19 atmel-isc ATMEL Image Sensor Controller (ISC)
20 atmel-isi ATMEL Image Sensor Interface (ISI)
24 cdns-csi2rx Cadence MIPI-CSI2 RX Controller
25 cdns-csi2tx Cadence MIPI-CSI2 TX Controller
26 coda-vpu Chips&Media Coda multi-standard codec IP
29 exynos-fimc-is EXYNOS4x12 FIMC-IS (Imaging Subsystem)
30 exynos-fimc-lite EXYNOS FIMC-LITE camera interface
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