From: Mauro Carvalho Chehab Date: Sun, 13 Mar 2022 10:18:12 +0000 (+0100) Subject: media: platform: rename meson/ge2d/ to amlogic/meson-ge2d/ X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=c1f3caff2450048ab6c053e5b23698b58f286159;p=linux.git media: platform: rename meson/ge2d/ to amlogic/meson-ge2d/ As the end goal is to have platform drivers split by vendor, rename meson/ge2d/ to amlogic/meson-ge2d/. Acked-by: Neil Armstrong Signed-off-by: Mauro Carvalho Chehab --- diff --git a/MAINTAINERS b/MAINTAINERS index b83cf0eb99cec..09b0e60da4e90 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -12523,7 +12523,7 @@ L: linux-amlogic@lists.infradead.org S: Supported T: git git://linuxtv.org/media_tree.git F: Documentation/devicetree/bindings/media/amlogic,axg-ge2d.yaml -F: drivers/media/platform/meson/ge2d/ +F: drivers/media/platform/amlogic/meson-ge2d/ MESON NAND CONTROLLER DRIVER FOR AMLOGIC SOCS M: Liang Yang diff --git a/drivers/media/platform/Kconfig b/drivers/media/platform/Kconfig index 0a4260627a00c..b4faee0a1b634 100644 --- a/drivers/media/platform/Kconfig +++ b/drivers/media/platform/Kconfig @@ -67,6 +67,7 @@ config VIDEO_MUX source "drivers/media/platform/allegro-dvt/Kconfig" source "drivers/media/platform/am437x/Kconfig" +source "drivers/media/platform/amlogic/meson-ge2d/Kconfig" source "drivers/media/platform/amphion/Kconfig" source "drivers/media/platform/aspeed/Kconfig" source "drivers/media/platform/atmel/Kconfig" @@ -77,7 +78,6 @@ source "drivers/media/platform/exynos-gsc/Kconfig" source "drivers/media/platform/exynos4-is/Kconfig" source "drivers/media/platform/intel/Kconfig" source "drivers/media/platform/marvell/Kconfig" -source "drivers/media/platform/meson/ge2d/Kconfig" source "drivers/media/platform/mtk-jpeg/Kconfig" source "drivers/media/platform/mtk-mdp/Kconfig" source "drivers/media/platform/mtk-vcodec/Kconfig" diff --git a/drivers/media/platform/Makefile b/drivers/media/platform/Makefile index 8b2deba4b62cd..48531f93d92fb 100644 --- a/drivers/media/platform/Makefile +++ b/drivers/media/platform/Makefile @@ -7,6 +7,7 @@ # (e. g. LC_ALL=C sort Makefile) obj-y += allegro-dvt/ obj-y += am437x/ +obj-y += amlogic/meson-ge2d/ obj-y += amphion/ obj-y += aspeed/ obj-y += atmel/ @@ -17,7 +18,6 @@ obj-y += exynos-gsc/ obj-y += exynos4-is/ obj-y += intel/ obj-y += marvell/ -obj-y += meson/ge2d/ obj-y += mtk-jpeg/ obj-y += mtk-mdp/ obj-y += mtk-vcodec/ diff --git a/drivers/media/platform/amlogic/meson-ge2d/Kconfig b/drivers/media/platform/amlogic/meson-ge2d/Kconfig new file mode 100644 index 0000000000000..8c3f3b1b6b05e --- /dev/null +++ b/drivers/media/platform/amlogic/meson-ge2d/Kconfig @@ -0,0 +1,14 @@ +config VIDEO_MESON_GE2D + tristate "Amlogic 2D Graphic Acceleration Unit" + depends on V4L_MEM2MEM_DRIVERS + depends on VIDEO_DEV && VIDEO_V4L2 + depends on ARCH_MESON || COMPILE_TEST + select VIDEOBUF2_DMA_CONTIG + select V4L2_MEM2MEM_DEV + help + This is a v4l2 driver for Amlogic GE2D 2D graphics accelerator. + GE2D is a standalone 2D graphic acceleration unit, with color converter, + image scaling, BitBLT & alpha blending operations. + + To compile this driver as a module choose m here. + diff --git a/drivers/media/platform/amlogic/meson-ge2d/Makefile b/drivers/media/platform/amlogic/meson-ge2d/Makefile new file mode 100644 index 0000000000000..450586df27d7c --- /dev/null +++ b/drivers/media/platform/amlogic/meson-ge2d/Makefile @@ -0,0 +1,3 @@ +# SPDX-License-Identifier: GPL-2.0-only + +obj-$(CONFIG_VIDEO_MESON_GE2D) += ge2d.o diff --git a/drivers/media/platform/amlogic/meson-ge2d/ge2d-regs.h b/drivers/media/platform/amlogic/meson-ge2d/ge2d-regs.h new file mode 100644 index 0000000000000..2a76dd4c0ccb1 --- /dev/null +++ b/drivers/media/platform/amlogic/meson-ge2d/ge2d-regs.h @@ -0,0 +1,360 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Copyright (C) 2020 BayLibre, SAS + * Author: Neil Armstrong + * Copyright (C) 2017 Amlogic, Inc. All rights reserved. + */ + +#ifndef __GE2D_REGS__ +#define __GE2D_REGS__ + +/* Registers starts at (GE2D_REG(0x8a0 * 4) */ +#define GE2D_REG(x) ((0x8a0 + (x)) * 4) + +#define GE2D_GEN_CTRL0 GE2D_REG(0x00) + +#define GE2D_DST_BYTEMASK_ONLY BIT(31) +#define GE2D_DST_BITMASK_EN BIT(30) +#define GE2D_SRC2_KEY_EN BIT(29) +#define GE2D_SRC2_KEY_MODE BIT(28) +#define GE2D_SRC1_KEY_EN BIT(27) +#define GE2D_SRC1_KEY_MODE BIT(26) +#define GE2D_DST1_8B_MODE_SEL GENMASK(25, 24) +#define GE2D_DST_CLIP_MODE BIT(23) +#define GE2D_SRC2_8B_MODE_SEL GENMASK(16, 15) +#define GE2D_SRC2_FILL_MODE BIT(14) +#define GE2D_SRC2_PIC_STRUCT GENMASK(13, 12) +#define GE2D_SRC2_X_YC_RATIO BIT(11) +#define GE2D_SRC1_8B_MODE_SEL GENMASK(6, 5) +#define GE2D_SRC1_FILL_MODE BIT(4) +#define GE2D_SRC1_LUT_EN BIT(3) +#define GE2D_SRC1_PIC_STRUCT GENMASK(2, 1) + +#define GE2D_GEN_CTRL1 GE2D_REG(0x01) + +#define GE2D_SOFT_RST BIT(31) +#define GE2D_DST_WRITE_RESP_CNT_RST BIT(30) +#define GE2D_DST_WRITE_RESP_CNT_ADD_DIS BIT(29) +#define GE2D_COLOR_CONVERSION_MODE1 BIT(26) +#define GE2D_INTERRUPT_CTRL GENMASK(25, 24) +#define GE2D_SRC2_BURST_SIZE_CTRL GENMASK(23, 22) +#define GE2D_SRC1_BURST_SIZE_CTRL GENMASK(21, 16) +#define GE2D_DST1_PIC_STRUCT GENMASK(15, 14) +#define GE2D_SRC_RD_CTRL GENMASK(13, 12) +#define GE2D_DST2_URGENT_EN BIT(11) +#define GE2D_SRC1_URGENT_EN BIT(10) +#define GE2D_SRC2_URGENT_EN BIT(9) +#define GE2D_DST1_URGENT_EN BIT(8) +#define GE2D_SRC1_GB_ALPHA GENMASK(7, 0) + +#define GE2D_GEN_CTRL2 GE2D_REG(0x02) + +#define GE2D_ALPHA_CONVERSION_MODE0 BIT(31) +#define GE2D_COLOR_CONVERSION_MODE0 BIT(30) +#define GE2D_SRC1_GB_ALPHA_EN BIT(29) +#define GE2D_DST1_COLOR_ROUND_MODE BIT(28) +#define GE2D_SRC2_COLOR_EXPAND_MODE BIT(27) +#define GE2D_SRC2_ALPHA_EXPAND_MODE BIT(26) +#define GE2D_SRC1_COLOR_EXPAND_MODE BIT(25) +#define GE2D_SRC1_ALPHA_EXPAND_MODE BIT(24) +#define GE2D_DST_LITTLE_ENDIAN BIT(23) +#define GE2D_DST1_COLOR_MAP GENMASK(22, 19) +#define GE2D_ALU_MULT_MODE BIT(18) +#define GE2D_DST1_FORMAT GENMASK(17, 16) +#define GE2D_SRC2_LITTLE_ENDIAN BIT(15) +#define GE2D_SRC2_COLOR_MAP GENMASK(14, 11) +#define GE2D_ALPHA_CONVERSION_MODE1 BIT(10) +#define GE2D_SRC2_FORMAT GENMASK(9, 8) +#define GE2D_SRC1_LITTLE_ENDIAN BIT(7) +#define GE2D_SRC1_COLOR_MAP GENMASK(6, 3) +#define GE2D_SRC1_DEEPCOLOR BIT(2) +#define GE2D_SRC1_FORMAT GENMASK(1, 0) + +#define GE2D_FORMAT_8BIT 0 +#define GE2D_FORMAT_16BIT 1 +#define GE2D_FORMAT_24BIT 2 +#define GE2D_FORMAT_32BIT 3 + +/* 16 bit */ +#define GE2D_COLOR_MAP_YUV422 0 +#define GE2D_COLOR_MAP_RGB655 1 +#define GE2D_COLOR_MAP_YUV655 1 +#define GE2D_COLOR_MAP_RGB844 2 +#define GE2D_COLOR_MAP_YUV844 2 +#define GE2D_COLOR_MAP_RGBA6442 3 +#define GE2D_COLOR_MAP_YUVA6442 3 +#define GE2D_COLOR_MAP_RGBA4444 4 +#define GE2D_COLOR_MAP_YUVA4444 4 +#define GE2D_COLOR_MAP_RGB565 5 +#define GE2D_COLOR_MAP_YUV565 5 +#define GE2D_COLOR_MAP_ARGB4444 6 +#define GE2D_COLOR_MAP_AYUV4444 6 +#define GE2D_COLOR_MAP_ARGB1555 7 +#define GE2D_COLOR_MAP_AYUV1555 7 +#define GE2D_COLOR_MAP_RGBA4642 8 +#define GE2D_COLOR_MAP_YUVA4642 8 + +/* 24 bit */ +#define GE2D_COLOR_MAP_RGB888 0 +#define GE2D_COLOR_MAP_YUV444 0 +#define GE2D_COLOR_MAP_RGBA5658 1 +#define GE2D_COLOR_MAP_YUVA5658 1 +#define GE2D_COLOR_MAP_ARGB8565 2 +#define GE2D_COLOR_MAP_AYUV8565 2 +#define GE2D_COLOR_MAP_RGBA6666 3 +#define GE2D_COLOR_MAP_YUVA6666 3 +#define GE2D_COLOR_MAP_ARGB6666 4 +#define GE2D_COLOR_MAP_AYUV6666 4 +#define GE2D_COLOR_MAP_BGR888 5 +#define GE2D_COLOR_MAP_VUY888 5 + +/* 32 bit */ +#define GE2D_COLOR_MAP_RGBA8888 0 +#define GE2D_COLOR_MAP_YUVA8888 0 +#define GE2D_COLOR_MAP_ARGB8888 1 +#define GE2D_COLOR_MAP_AYUV8888 1 +#define GE2D_COLOR_MAP_ABGR8888 2 +#define GE2D_COLOR_MAP_AVUY8888 2 +#define GE2D_COLOR_MAP_BGRA8888 3 +#define GE2D_COLOR_MAP_VUYA8888 3 + +#define GE2D_CMD_CTRL GE2D_REG(0x03) + +#define GE2D_SRC2_FILL_COLOR_EN BIT(9) +#define GE2D_SRC1_FILL_COLOR_EN BIT(8) +#define GE2D_DST_XY_SWAP BIT(7) +#define GE2D_DST_X_REV BIT(6) +#define GE2D_DST_Y_REV BIT(5) +#define GE2D_SRC2_X_REV BIT(4) +#define GE2D_SRC2_Y_REV BIT(3) +#define GE2D_SRC1_X_REV BIT(2) +#define GE2D_SRC1_Y_REV BIT(1) +#define GE2D_CBUS_CMD_WR BIT(0) + +#define GE2D_STATUS0 GE2D_REG(0x04) + +#define GE2D_DST_WRITE_RSP_CNT GENMASK(28, 17) +#define GE2D_DP_STATUS GENMASK(16, 7) +#define GE2D_R1CMD_RDY BIT(6) +#define GE2D_R2CMD_RDY BIT(5) +#define GE2D_PDPCMD_VALID BIT(4) +#define GE2D_DPCMD_RDY BIT(3) +#define GE2D_BUF_CMD_VALID BIT(2) +#define GE2D_CURR_CMD_VALID BIT(1) +#define GE2D_GE2D_BUSY BIT(0) + +#define GE2D_STATUS1 GE2D_REG(0x05) + +#define GE2D_WR_DST1_STATUS GENMASK(29, 16) +#define GE2D_RD_SRC2_FIFO_EMPTY BIT(15) +#define GE2D_RD_SRC2_FIFO_OVERFLOW BIT(14) +#define GE2D_RD_SRC2_STATE_Y GENMASK(13, 12) +#define GE2D_RD_SRC2_WIN_ERR BIT(11) +#define GE2D_RD_SRC2_CMD_BUSY BIT(10) +#define GE2D_RD_SRC1_FIFO_EMPTY BIT(9) +#define GE2D_RD_SRC1_FIFO_OVERFLOW BIT(8) +#define GE2D_RD_SRC1_STATE_CR GENMASK(7, 6) +#define GE2D_RD_SRC1_STATE_CB GENMASK(5, 4) +#define GE2D_RD_SRC1_STATE_Y GENMASK(3, 2) +#define GE2D_RD_SRC1_WIN_ERR BIT(1) +#define GE2D_RD_SRC1_CMD_BUSY BIT(0) + +#define GE2D_SRC1_DEF_COLOR GE2D_REG(0x06) + +#define GE2D_COLOR_R_Y GENMASK(31, 24) +#define GE2D_COLOR_B_CB GENMASK(23, 16) +#define GE2D_COLOR_B_CR GENMASK(15, 8) +#define GE2D_COLOR_ALPHA GENMASK(7, 0) + +#define GE2D_SRC1_CLIPX_START_END GE2D_REG(0x07) + +#define GE2D_START_EXTRA BIT(31) /* For GE2D_SRC1_CLIPX/Y_START_END */ +#define GE2D_START_EXTRA0 BIT(30) /* For GE2D_SRC1_X/Y_START_END */ +#define GE2D_START GENMASK(28, 16) +#define GE2D_END_EXTRA BIT(15) /* For GE2D_SRC1_CLIPX/Y_START_END */ +#define GE2D_END_EXTRA0 BIT(14) /* For GE2D_SRC1_X/Y_START_END */ +#define GE2D_END GENMASK(12, 0) + +#define GE2D_SRC1_CLIPY_START_END GE2D_REG(0x08) +#define GE2D_SRC1_CANVAS GE2D_REG(0x09) + +#define GE2D_SRC1_CANVAS_ADDR GENMASK(31, 24) + +#define GE2D_SRC1_X_START_END GE2D_REG(0x0a) +#define GE2D_SRC1_Y_START_END GE2D_REG(0x0b) +#define GE2D_SRC1_LUT_ADDR GE2D_REG(0x0c) + +#define GE2D_LUT_READ BIT(8) +#define GE2D_LUT_ADDR GENMASK(7, 0) + +#define GE2D_SRC1_LUT_DAT GE2D_REG(0x0d) +#define GE2D_SRC1_FMT_CTRL GE2D_REG(0x0e) +#define GE2D_SRC2_DEF_COLOR GE2D_REG(0x0f) +#define GE2D_SRC2_CLIPX_START_END GE2D_REG(0x10) +#define GE2D_SRC2_CLIPY_START_END GE2D_REG(0x11) +#define GE2D_SRC2_X_START_END GE2D_REG(0x12) +#define GE2D_SRC2_Y_START_END GE2D_REG(0x13) +#define GE2D_DST_CLIPX_START_END GE2D_REG(0x14) +#define GE2D_DST_CLIPY_START_END GE2D_REG(0x15) +#define GE2D_DST_X_START_END GE2D_REG(0x16) +#define GE2D_DST_Y_START_END GE2D_REG(0x17) +#define GE2D_SRC2_DST_CANVAS GE2D_REG(0x18) + +#define GE2D_DST2_CANVAS_ADDR GENMASK(23, 16) +#define GE2D_SRC2_CANVAS_ADDR GENMASK(15, 8) +#define GE2D_DST1_CANVAS_ADDR GENMASK(7, 0) + +#define GE2D_VSC_START_PHASE_STEP GE2D_REG(0x19) +#define GE2D_VSC_PHASE_SLOPE GE2D_REG(0x1a) +#define GE2D_VSC_INI_CTRL GE2D_REG(0x1b) +#define GE2D_HSC_START_PHASE_STEP GE2D_REG(0x1c) +#define GE2D_HSC_PHASE_SLOPE GE2D_REG(0x1d) +#define GE2D_HSC_INI_CTRL GE2D_REG(0x1e) +#define GE2D_HSC_ADV_CTRL GE2D_REG(0x1f) +#define GE2D_SC_MISC_CTRL GE2D_REG(0x20) +#define GE2D_VSC_NRND_POINT GE2D_REG(0x21) +#define GE2D_VSC_NRND_PHASE GE2D_REG(0x22) +#define GE2D_HSC_NRND_POINT GE2D_REG(0x23) +#define GE2D_HSC_NRND_PHASE GE2D_REG(0x24) +#define GE2D_MATRIX_PRE_OFFSET GE2D_REG(0x25) +#define GE2D_MATRIX_COEF00_01 GE2D_REG(0x26) +#define GE2D_MATRIX_COEF02_10 GE2D_REG(0x27) +#define GE2D_MATRIX_COEF11_12 GE2D_REG(0x28) +#define GE2D_MATRIX_COEF20_21 GE2D_REG(0x29) +#define GE2D_MATRIX_COEF22_CTRL GE2D_REG(0x2a) +#define GE2D_MATRIX_OFFSET GE2D_REG(0x2b) +#define GE2D_ALU_OP_CTRL GE2D_REG(0x2c) + +#define GE2D_SRC1_COLOR_MULT_ALPHA_SEL GENMASK(26, 25) +#define GE2D_SRC2_COLOR_MULT_ALPHA_SEL BIT(24) +#define GE2D_ALU_BLEND_MODE GENMASK(22, 20) + +#define OPERATION_ADD 0 /* Cd = Cs*Fs+Cd*Fd */ +#define OPERATION_SUB 1 /* Cd = Cs*Fs-Cd*Fd */ +#define OPERATION_REVERSE_SUB 2 /* Cd = Cd*Fd-Cs*Fs */ +#define OPERATION_MIN 3 /* Cd = Min(Cd*Fd,Cs*Fs) */ +#define OPERATION_MAX 4 /* Cd = Max(Cd*Fd,Cs*Fs) */ +#define OPERATION_LOGIC 5 + +#define GE2D_ALU_SRC_COLOR_BLEND_FACTOR GENMASK(19, 16) +#define GE2D_ALU_DST_COLOR_BLEND_FACTOR GENMASK(15, 12) + +#define COLOR_FACTOR_ZERO 0 +#define COLOR_FACTOR_ONE 1 +#define COLOR_FACTOR_SRC_COLOR 2 +#define COLOR_FACTOR_ONE_MINUS_SRC_COLOR 3 +#define COLOR_FACTOR_DST_COLOR 4 +#define COLOR_FACTOR_ONE_MINUS_DST_COLOR 5 +#define COLOR_FACTOR_SRC_ALPHA 6 +#define COLOR_FACTOR_ONE_MINUS_SRC_ALPHA 7 +#define COLOR_FACTOR_DST_ALPHA 8 +#define COLOR_FACTOR_ONE_MINUS_DST_ALPHA 9 +#define COLOR_FACTOR_CONST_COLOR 10 +#define COLOR_FACTOR_ONE_MINUS_CONST_COLOR 11 +#define COLOR_FACTOR_CONST_ALPHA 12 +#define COLOR_FACTOR_ONE_MINUS_CONST_ALPHA 13 +#define COLOR_FACTOR_SRC_ALPHA_SATURATE 14 + +#define GE2D_ALU_OPERATION_LOGIC GENMASK(15, 12) + +#define LOGIC_OPERATION_CLEAR 0 +#define LOGIC_OPERATION_COPY 1 +#define LOGIC_OPERATION_NOOP 2 +#define LOGIC_OPERATION_SET 3 +#define LOGIC_OPERATION_COPY_INVERT 4 +#define LOGIC_OPERATION_INVERT 5 +#define LOGIC_OPERATION_AND_REVERSE 6 +#define LOGIC_OPERATION_OR_REVERSE 7 +#define LOGIC_OPERATION_AND 8 +#define LOGIC_OPERATION_OR 9 +#define LOGIC_OPERATION_NAND 10 +#define LOGIC_OPERATION_NOR 11 +#define LOGIC_OPERATION_XOR 12 +#define LOGIC_OPERATION_EQUIV 13 +#define LOGIC_OPERATION_AND_INVERT 14 +#define LOGIC_OPERATION_OR_INVERT 15 + +#define GE2D_ALU_ALPHA_BLEND_MODE GENMASK(10, 8) +#define GE2D_ALU_SRC_ALPHA_BLEND_FACTOR GENMASK(7, 4) +#define GE2D_ALU_DST_ALPHA_BLEND_FACTOR GENMASK(3, 0) + +#define ALPHA_FACTOR_ZERO 0 +#define ALPHA_FACTOR_ONE 1 +#define ALPHA_FACTOR_SRC_ALPHA 2 +#define ALPHA_FACTOR_ONE_MINUS_SRC_ALPHA 3 +#define ALPHA_FACTOR_DST_ALPHA 4 +#define ALPHA_FACTOR_ONE_MINUS_DST_ALPHA 5 +#define ALPHA_FACTOR_CONST_ALPHA 6 +#define ALPHA_FACTOR_ONE_MINUS_CONST_ALPHA 7 + +#define GE2D_ALU_ALPHA_OPERATION_LOGIC GENMASK(3, 0) + +#define GE2D_ALU_COLOR_OP(__op, __src_factor, __dst_factor) \ + (FIELD_PREP(GE2D_ALU_BLEND_MODE, __op) | \ + FIELD_PREP(GE2D_ALU_SRC_COLOR_BLEND_FACTOR, __src_factor) | \ + FIELD_PREP(GE2D_ALU_DST_COLOR_BLEND_FACTOR, __dst_factor)) + +#define GE2D_ALU_DO_COLOR_OPERATION_LOGIC(__op, __src_factor) \ + GE2D_ALU_COLOR_OP(OPERATION_LOGIC, __src_factor, __op) + +#define GE2D_ALU_ALPHA_OP(__op, __src_factor, __dst_factor) \ + (FIELD_PREP(GE2D_ALU_ALPHA_BLEND_MODE, __op) | \ + FIELD_PREP(GE2D_ALU_SRC_ALPHA_BLEND_FACTOR, __src_factor) | \ + FIELD_PREP(GE2D_ALU_DST_ALPHA_BLEND_FACTOR, __dst_factor)) + +#define GE2D_ALU_DO_ALPHA_OPERATION_LOGIC(__op, __src_factor) \ + GE2D_ALU_ALPHA_OP(OPERATION_LOGIC, __src_factor, __op) + +#define GE2D_ALU_CONST_COLOR GE2D_REG(0x2d) +#define GE2D_SRC1_KEY GE2D_REG(0x2e) +#define GE2D_SRC1_KEY_MASK GE2D_REG(0x2f) +#define GE2D_SRC2_KEY GE2D_REG(0x30) +#define GE2D_SRC2_KEY_MASK GE2D_REG(0x31) +#define GE2D_DST_BITMASK GE2D_REG(0x32) +#define GE2D_DP_ONOFF_CTRL GE2D_REG(0x33) +#define GE2D_SCALE_COEF_IDX GE2D_REG(0x34) +#define GE2D_SCALE_COEF GE2D_REG(0x35) +#define GE2D_SRC_OUTSIDE_ALPHA GE2D_REG(0x36) +#define GE2D_ANTIFLICK_CTRL0 GE2D_REG(0x38) +#define GE2D_ANTIFLICK_CTRL1 GE2D_REG(0x39) +#define GE2D_ANTIFLICK_COLOR_FILT0 GE2D_REG(0x3a) +#define GE2D_ANTIFLICK_COLOR_FILT1 GE2D_REG(0x3b) +#define GE2D_ANTIFLICK_COLOR_FILT2 GE2D_REG(0x3c) +#define GE2D_ANTIFLICK_COLOR_FILT3 GE2D_REG(0x3d) +#define GE2D_ANTIFLICK_ALPHA_FILT0 GE2D_REG(0x3e) +#define GE2D_ANTIFLICK_ALPHA_FILT1 GE2D_REG(0x3f) +#define GE2D_ANTIFLICK_ALPHA_FILT2 GE2D_REG(0x40) +#define GE2D_ANTIFLICK_ALPHA_FILT3 GE2D_REG(0x41) +#define GE2D_SRC1_RANGE_MAP_Y_CTRL GE2D_REG(0x43) +#define GE2D_SRC1_RANGE_MAP_CB_CTRL GE2D_REG(0x44) +#define GE2D_SRC1_RANGE_MAP_CR_CTRL GE2D_REG(0x45) +#define GE2D_ARB_BURST_NUM GE2D_REG(0x46) +#define GE2D_TID_TOKEN GE2D_REG(0x47) +#define GE2D_GEN_CTRL3 GE2D_REG(0x48) + +#define GE2D_DST2_BYTEMASK_VAL GENMASK(31, 28) +#define GE2D_DST2_PIC_STRUCT GENMASK(27, 26) +#define GE2D_DST2_8B_MODE_SEL GENMASK(25, 24) +#define GE2D_DST2_COLOR_MAP GENMASK(22, 19) +#define GE2D_DST2_FORMAT GENMASK(17, 16) +#define GE2D_DST2_COLOR_ROUND_MODE BIT(14) +#define GE2D_DST2_X_DISCARD_MODE GENMASK(13, 12) +#define GE2D_DST2_Y_DISCARD_MODE GENMASK(11, 10) +#define GE2D_DST2_ENABLE BIT(8) +#define GE2D_DST1_X_DISCARD_MODE GENMASK(5, 4) +#define GE2D_DST1_Y_DISCARD_MODE GENMASK(3, 2) +#define GE2D_DST1_ENABLE BIT(0) + +#define GE2D_STATUS2 GE2D_REG(0x49) +#define GE2D_GEN_CTRL4 GE2D_REG(0x4a) +#define GE2D_DST1_BADDR_CTRL GE2D_REG(0x51) +#define GE2D_DST1_STRIDE_CTRL GE2D_REG(0x52) + +#define GE2D_STRIDE_SIZE GENMASK(19, 0) + +#define GE2D_SRC1_BADDR_CTRL GE2D_REG(0x53) +#define GE2D_SRC1_STRIDE_CTRL GE2D_REG(0x54) +#define GE2D_SRC2_BADDR_CTRL GE2D_REG(0x55) +#define GE2D_SRC2_STRIDE_CTRL GE2D_REG(0x56) + +#endif /* __GE2D_REGS__ */ diff --git a/drivers/media/platform/amlogic/meson-ge2d/ge2d.c b/drivers/media/platform/amlogic/meson-ge2d/ge2d.c new file mode 100644 index 0000000000000..5e7b319f300df --- /dev/null +++ b/drivers/media/platform/amlogic/meson-ge2d/ge2d.c @@ -0,0 +1,1062 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2020 BayLibre, SAS + * Author: Neil Armstrong + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include + +#include "ge2d-regs.h" + +#define GE2D_NAME "meson-ge2d" + +#define DEFAULT_WIDTH 128 +#define DEFAULT_HEIGHT 128 +#define DEFAULT_STRIDE 512 + +#define MAX_WIDTH 8191 +#define MAX_HEIGHT 8191 + +/* + * Missing features: + * - Scaling + * - Simple 1/2 vertical scaling + * - YUV input support + * - Source global alpha + * - Colorspace conversion + */ + +struct ge2d_fmt { + u32 fourcc; + bool alpha; + bool le; + unsigned int depth; + unsigned int hw_fmt; + unsigned int hw_map; +}; + +struct ge2d_frame { + struct vb2_v4l2_buffer *buf; + + /* Image Format */ + struct v4l2_pix_format pix_fmt; + + /* Crop */ + struct v4l2_rect crop; + + /* Image format */ + const struct ge2d_fmt *fmt; +}; + +struct ge2d_ctx { + struct v4l2_fh fh; + struct meson_ge2d *ge2d; + struct ge2d_frame in; + struct ge2d_frame out; + struct v4l2_ctrl_handler ctrl_handler; + + unsigned long sequence_out, sequence_cap; + + /* Control values */ + u32 hflip; + u32 vflip; + u32 xy_swap; +}; + +struct meson_ge2d { + struct v4l2_device v4l2_dev; + struct v4l2_m2m_dev *m2m_dev; + struct video_device *vfd; + + struct device *dev; + struct regmap *map; + struct clk *clk; + + /* vb2 queue lock */ + struct mutex mutex; + + struct ge2d_ctx *curr; +}; + +#define FMT(_fourcc, _alpha, _depth, _map) \ +{ \ + .fourcc = _fourcc, \ + .alpha = (_alpha), \ + .depth = (_depth), \ + .hw_fmt = GE2D_FORMAT_ ## _depth ## BIT, \ + .hw_map = GE2D_COLOR_MAP_ ## _map, \ +} + +/* TOFIX Handle the YUV input formats */ +static const struct ge2d_fmt formats[] = { + /* FOURCC Alpha HW FMT HW MAP */ + FMT(V4L2_PIX_FMT_XRGB32, false, 32, BGRA8888), + FMT(V4L2_PIX_FMT_RGB32, true, 32, BGRA8888), + FMT(V4L2_PIX_FMT_ARGB32, true, 32, BGRA8888), + FMT(V4L2_PIX_FMT_RGBX32, false, 32, ABGR8888), + FMT(V4L2_PIX_FMT_RGBA32, true, 32, ABGR8888), + FMT(V4L2_PIX_FMT_BGRX32, false, 32, RGBA8888), + FMT(V4L2_PIX_FMT_BGRA32, true, 32, RGBA8888), + FMT(V4L2_PIX_FMT_BGR32, true, 32, ARGB8888), + FMT(V4L2_PIX_FMT_ABGR32, true, 32, ARGB8888), + FMT(V4L2_PIX_FMT_XBGR32, false, 32, ARGB8888), + + FMT(V4L2_PIX_FMT_RGB24, false, 24, BGR888), + FMT(V4L2_PIX_FMT_BGR24, false, 24, RGB888), + + FMT(V4L2_PIX_FMT_XRGB555X, false, 16, ARGB1555), + FMT(V4L2_PIX_FMT_ARGB555X, true, 16, ARGB1555), + FMT(V4L2_PIX_FMT_RGB565, false, 16, RGB565), + FMT(V4L2_PIX_FMT_RGBX444, false, 16, RGBA4444), + FMT(V4L2_PIX_FMT_RGBA444, true, 16, RGBA4444), + FMT(V4L2_PIX_FMT_XRGB444, false, 16, ARGB4444), + FMT(V4L2_PIX_FMT_ARGB444, true, 16, ARGB4444), +}; + +#define NUM_FORMATS ARRAY_SIZE(formats) + +static const struct ge2d_fmt *find_fmt(struct v4l2_format *f) +{ + unsigned int i; + + for (i = 0; i < NUM_FORMATS; i++) { + if (formats[i].fourcc == f->fmt.pix.pixelformat) + return &formats[i]; + } + + /* + * TRY_FMT/S_FMT should never return an error when the requested format + * is not supported. Drivers should always return a valid format, + * preferably a format that is as widely supported by applications as + * possible. + */ + return &formats[0]; +} + +static struct ge2d_frame *get_frame(struct ge2d_ctx *ctx, + enum v4l2_buf_type type) +{ + switch (type) { + case V4L2_BUF_TYPE_VIDEO_OUTPUT: + return &ctx->in; + case V4L2_BUF_TYPE_VIDEO_CAPTURE: + return &ctx->out; + default: + /* This should never happen, warn and return OUTPUT frame */ + dev_warn(ctx->ge2d->dev, "%s: invalid buffer type\n", __func__); + return &ctx->in; + } +} + +static void ge2d_hw_start(struct meson_ge2d *ge2d) +{ + struct ge2d_ctx *ctx = ge2d->curr; + u32 reg; + + /* Reset */ + regmap_update_bits(ge2d->map, GE2D_GEN_CTRL1, + GE2D_SOFT_RST, GE2D_SOFT_RST); + regmap_update_bits(ge2d->map, GE2D_GEN_CTRL1, + GE2D_SOFT_RST, 0); + + usleep_range(100, 200); + + /* Implement CANVAS for non-AXG */ + regmap_write(ge2d->map, GE2D_SRC1_BADDR_CTRL, + (vb2_dma_contig_plane_dma_addr(&ctx->in.buf->vb2_buf, 0) + 7) >> 3); + regmap_write(ge2d->map, GE2D_SRC1_STRIDE_CTRL, + (ctx->in.pix_fmt.bytesperline + 7) >> 3); + regmap_write(ge2d->map, GE2D_SRC2_BADDR_CTRL, + (vb2_dma_contig_plane_dma_addr(&ctx->out.buf->vb2_buf, 0) + 7) >> 3); + regmap_write(ge2d->map, GE2D_SRC2_STRIDE_CTRL, + (ctx->out.pix_fmt.bytesperline + 7) >> 3); + regmap_write(ge2d->map, GE2D_DST1_BADDR_CTRL, + (vb2_dma_contig_plane_dma_addr(&ctx->out.buf->vb2_buf, 0) + 7) >> 3); + regmap_write(ge2d->map, GE2D_DST1_STRIDE_CTRL, + (ctx->out.pix_fmt.bytesperline + 7) >> 3); + + regmap_write(ge2d->map, GE2D_GEN_CTRL0, 0); + regmap_write(ge2d->map, GE2D_GEN_CTRL1, + FIELD_PREP(GE2D_INTERRUPT_CTRL, 2) | + FIELD_PREP(GE2D_SRC2_BURST_SIZE_CTRL, 3) | + FIELD_PREP(GE2D_SRC1_BURST_SIZE_CTRL, 0x3f)); + + regmap_write(ge2d->map, GE2D_GEN_CTRL2, + GE2D_SRC1_LITTLE_ENDIAN | + GE2D_SRC2_LITTLE_ENDIAN | + GE2D_DST_LITTLE_ENDIAN | + FIELD_PREP(GE2D_DST1_COLOR_MAP, ctx->out.fmt->hw_map) | + FIELD_PREP(GE2D_DST1_FORMAT, ctx->out.fmt->hw_fmt) | + FIELD_PREP(GE2D_SRC2_COLOR_MAP, ctx->out.fmt->hw_map) | + FIELD_PREP(GE2D_SRC2_FORMAT, ctx->out.fmt->hw_fmt) | + FIELD_PREP(GE2D_SRC1_COLOR_MAP, ctx->in.fmt->hw_map) | + FIELD_PREP(GE2D_SRC1_FORMAT, ctx->in.fmt->hw_fmt)); + regmap_write(ge2d->map, GE2D_GEN_CTRL3, + GE2D_DST1_ENABLE); + + regmap_write(ge2d->map, GE2D_SRC1_CLIPY_START_END, + FIELD_PREP(GE2D_START, ctx->in.crop.top) | + FIELD_PREP(GE2D_END, ctx->in.crop.top + ctx->in.crop.height - 1)); + regmap_write(ge2d->map, GE2D_SRC1_CLIPX_START_END, + FIELD_PREP(GE2D_START, ctx->in.crop.left) | + FIELD_PREP(GE2D_END, ctx->in.crop.left + ctx->in.crop.width - 1)); + regmap_write(ge2d->map, GE2D_SRC2_CLIPY_START_END, + FIELD_PREP(GE2D_START, ctx->out.crop.top) | + FIELD_PREP(GE2D_END, ctx->out.crop.top + ctx->out.crop.height - 1)); + regmap_write(ge2d->map, GE2D_SRC2_CLIPX_START_END, + FIELD_PREP(GE2D_START, ctx->out.crop.left) | + FIELD_PREP(GE2D_END, ctx->out.crop.left + ctx->out.crop.width - 1)); + regmap_write(ge2d->map, GE2D_DST_CLIPY_START_END, + FIELD_PREP(GE2D_START, ctx->out.crop.top) | + FIELD_PREP(GE2D_END, ctx->out.crop.top + ctx->out.crop.height - 1)); + regmap_write(ge2d->map, GE2D_DST_CLIPX_START_END, + FIELD_PREP(GE2D_START, ctx->out.crop.left) | + FIELD_PREP(GE2D_END, ctx->out.crop.left + ctx->out.crop.width - 1)); + + regmap_write(ge2d->map, GE2D_SRC1_Y_START_END, + FIELD_PREP(GE2D_END, ctx->in.pix_fmt.height - 1)); + regmap_write(ge2d->map, GE2D_SRC1_X_START_END, + FIELD_PREP(GE2D_END, ctx->in.pix_fmt.width - 1)); + regmap_write(ge2d->map, GE2D_SRC2_Y_START_END, + FIELD_PREP(GE2D_END, ctx->out.pix_fmt.height - 1)); + regmap_write(ge2d->map, GE2D_SRC2_X_START_END, + FIELD_PREP(GE2D_END, ctx->out.pix_fmt.width - 1)); + regmap_write(ge2d->map, GE2D_DST_Y_START_END, + FIELD_PREP(GE2D_END, ctx->out.pix_fmt.height - 1)); + regmap_write(ge2d->map, GE2D_DST_X_START_END, + FIELD_PREP(GE2D_END, ctx->out.pix_fmt.width - 1)); + + /* Color, no blend, use source color */ + reg = GE2D_ALU_DO_COLOR_OPERATION_LOGIC(LOGIC_OPERATION_COPY, + COLOR_FACTOR_SRC_COLOR); + + if (ctx->in.fmt->alpha && ctx->out.fmt->alpha) + /* Take source alpha */ + reg |= GE2D_ALU_DO_ALPHA_OPERATION_LOGIC(LOGIC_OPERATION_COPY, + COLOR_FACTOR_SRC_ALPHA); + else if (!ctx->out.fmt->alpha) + /* Set alpha to 0 */ + reg |= GE2D_ALU_DO_ALPHA_OPERATION_LOGIC(LOGIC_OPERATION_SET, + COLOR_FACTOR_ZERO); + else + /* Keep original alpha */ + reg |= GE2D_ALU_DO_ALPHA_OPERATION_LOGIC(LOGIC_OPERATION_COPY, + COLOR_FACTOR_DST_ALPHA); + + regmap_write(ge2d->map, GE2D_ALU_OP_CTRL, reg); + + /* Start */ + regmap_write(ge2d->map, GE2D_CMD_CTRL, + (ctx->xy_swap ? GE2D_DST_XY_SWAP : 0) | + (ctx->hflip ? GE2D_SRC1_Y_REV : 0) | + (ctx->vflip ? GE2D_SRC1_X_REV : 0) | + GE2D_CBUS_CMD_WR); +} + +static void device_run(void *priv) +{ + struct ge2d_ctx *ctx = priv; + struct meson_ge2d *ge2d = ctx->ge2d; + + ge2d->curr = ctx; + + ctx->in.buf = v4l2_m2m_next_src_buf(ctx->fh.m2m_ctx); + ctx->out.buf = v4l2_m2m_next_dst_buf(ctx->fh.m2m_ctx); + + ge2d_hw_start(ge2d); +} + +static irqreturn_t ge2d_isr(int irq, void *priv) +{ + struct meson_ge2d *ge2d = priv; + u32 intr; + + regmap_read(ge2d->map, GE2D_STATUS0, &intr); + + if (!(intr & GE2D_GE2D_BUSY)) { + struct vb2_v4l2_buffer *src, *dst; + struct ge2d_ctx *ctx = ge2d->curr; + + ge2d->curr = NULL; + + src = v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx); + dst = v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx); + + src->sequence = ctx->sequence_out++; + dst->sequence = ctx->sequence_cap++; + + dst->timecode = src->timecode; + dst->vb2_buf.timestamp = src->vb2_buf.timestamp; + dst->flags = src->flags; + + v4l2_m2m_buf_done(src, VB2_BUF_STATE_DONE); + v4l2_m2m_buf_done(dst, VB2_BUF_STATE_DONE); + v4l2_m2m_job_finish(ge2d->m2m_dev, ctx->fh.m2m_ctx); + } + + return IRQ_HANDLED; +} + +static const struct v4l2_m2m_ops ge2d_m2m_ops = { + .device_run = device_run, +}; + +static int ge2d_queue_setup(struct vb2_queue *vq, + unsigned int *nbuffers, unsigned int *nplanes, + unsigned int sizes[], struct device *alloc_devs[]) +{ + struct ge2d_ctx *ctx = vb2_get_drv_priv(vq); + struct ge2d_frame *f = get_frame(ctx, vq->type); + + if (*nplanes) + return sizes[0] < f->pix_fmt.sizeimage ? -EINVAL : 0; + + sizes[0] = f->pix_fmt.sizeimage; + *nplanes = 1; + + return 0; +} + +static int ge2d_buf_prepare(struct vb2_buffer *vb) +{ + struct ge2d_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue); + struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); + struct ge2d_frame *f = get_frame(ctx, vb->vb2_queue->type); + + vbuf->field = V4L2_FIELD_NONE; + + vb2_set_plane_payload(vb, 0, f->pix_fmt.sizeimage); + + return 0; +} + +static void ge2d_buf_queue(struct vb2_buffer *vb) +{ + struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); + struct ge2d_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue); + + v4l2_m2m_buf_queue(ctx->fh.m2m_ctx, vbuf); +} + +static int ge2d_start_streaming(struct vb2_queue *vq, unsigned int count) +{ + struct ge2d_ctx *ctx = vb2_get_drv_priv(vq); + + if (V4L2_TYPE_IS_OUTPUT(vq->type)) + ctx->sequence_out = 0; + else + ctx->sequence_cap = 0; + + return 0; +} + +static void ge2d_stop_streaming(struct vb2_queue *vq) +{ + struct ge2d_ctx *ctx = vb2_get_drv_priv(vq); + struct vb2_v4l2_buffer *vbuf; + + for (;;) { + if (V4L2_TYPE_IS_OUTPUT(vq->type)) + vbuf = v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx); + else + vbuf = v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx); + if (!vbuf) + break; + v4l2_m2m_buf_done(vbuf, VB2_BUF_STATE_ERROR); + } +} + +static const struct vb2_ops ge2d_qops = { + .queue_setup = ge2d_queue_setup, + .buf_prepare = ge2d_buf_prepare, + .buf_queue = ge2d_buf_queue, + .start_streaming = ge2d_start_streaming, + .stop_streaming = ge2d_stop_streaming, + .wait_prepare = vb2_ops_wait_prepare, + .wait_finish = vb2_ops_wait_finish, +}; + +static int +queue_init(void *priv, struct vb2_queue *src_vq, struct vb2_queue *dst_vq) +{ + struct ge2d_ctx *ctx = priv; + int ret; + + src_vq->type = V4L2_BUF_TYPE_VIDEO_OUTPUT; + src_vq->io_modes = VB2_MMAP | VB2_DMABUF; + src_vq->drv_priv = ctx; + src_vq->ops = &ge2d_qops; + src_vq->mem_ops = &vb2_dma_contig_memops; + src_vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer); + src_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY; + src_vq->lock = &ctx->ge2d->mutex; + src_vq->dev = ctx->ge2d->v4l2_dev.dev; + + ret = vb2_queue_init(src_vq); + if (ret) + return ret; + + dst_vq->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + dst_vq->io_modes = VB2_MMAP | VB2_DMABUF; + dst_vq->drv_priv = ctx; + dst_vq->ops = &ge2d_qops; + dst_vq->mem_ops = &vb2_dma_contig_memops; + dst_vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer); + dst_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY; + dst_vq->lock = &ctx->ge2d->mutex; + dst_vq->dev = ctx->ge2d->v4l2_dev.dev; + + return vb2_queue_init(dst_vq); +} + +static int +vidioc_querycap(struct file *file, void *priv, struct v4l2_capability *cap) +{ + strscpy(cap->driver, GE2D_NAME, sizeof(cap->driver)); + strscpy(cap->card, GE2D_NAME, sizeof(cap->card)); + strscpy(cap->bus_info, "platform:" GE2D_NAME, sizeof(cap->bus_info)); + + return 0; +} + +static int vidioc_enum_fmt(struct file *file, void *priv, struct v4l2_fmtdesc *f) +{ + const struct ge2d_fmt *fmt; + + if (f->index >= NUM_FORMATS) + return -EINVAL; + + fmt = &formats[f->index]; + f->pixelformat = fmt->fourcc; + + return 0; +} + +static int vidioc_g_selection(struct file *file, void *priv, + struct v4l2_selection *s) +{ + struct ge2d_ctx *ctx = priv; + struct ge2d_frame *f; + bool use_frame = false; + + if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT && + s->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) + return -EINVAL; + + f = get_frame(ctx, s->type); + + switch (s->target) { + case V4L2_SEL_TGT_COMPOSE_DEFAULT: + case V4L2_SEL_TGT_COMPOSE_BOUNDS: + if (s->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) + return -EINVAL; + break; + case V4L2_SEL_TGT_CROP_DEFAULT: + case V4L2_SEL_TGT_CROP_BOUNDS: + if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT) + return -EINVAL; + break; + case V4L2_SEL_TGT_COMPOSE: + if (s->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) + return -EINVAL; + use_frame = true; + break; + case V4L2_SEL_TGT_CROP: + if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT) + return -EINVAL; + use_frame = true; + break; + default: + return -EINVAL; + } + + if (use_frame) { + s->r = f->crop; + } else { + s->r.left = 0; + s->r.top = 0; + s->r.width = f->pix_fmt.width; + s->r.height = f->pix_fmt.height; + } + + return 0; +} + +static int vidioc_s_selection(struct file *file, void *priv, + struct v4l2_selection *s) +{ + struct ge2d_ctx *ctx = priv; + struct meson_ge2d *ge2d = ctx->ge2d; + struct ge2d_frame *f; + int ret = 0; + + if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT && + s->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) + return -EINVAL; + + f = get_frame(ctx, s->type); + + switch (s->target) { + case V4L2_SEL_TGT_COMPOSE: + /* + * COMPOSE target is only valid for capture buffer type, return + * error for output buffer type + */ + if (s->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) + return -EINVAL; + break; + case V4L2_SEL_TGT_CROP: + /* + * CROP target is only valid for output buffer type, return + * error for capture buffer type + */ + if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT) + return -EINVAL; + break; + /* + * bound and default crop/compose targets are invalid targets to + * try/set + */ + default: + return -EINVAL; + } + + if (s->r.top < 0 || s->r.left < 0) { + v4l2_err(&ge2d->v4l2_dev, + "doesn't support negative values for top & left.\n"); + return -EINVAL; + } + + if (s->r.left + s->r.width > f->pix_fmt.width || + s->r.top + s->r.height > f->pix_fmt.height) { + v4l2_err(&ge2d->v4l2_dev, "unsupported rectangle value.\n"); + return -EINVAL; + } + + f->crop = s->r; + + return ret; +} + +static void vidioc_setup_cap_fmt(struct ge2d_ctx *ctx, struct v4l2_pix_format *f) +{ + struct ge2d_frame *frm_out = get_frame(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); + + *f = frm_out->pix_fmt; + + if (ctx->xy_swap) { + f->width = frm_out->pix_fmt.height; + f->height = frm_out->pix_fmt.width; + } +} + +static int vidioc_try_fmt_cap(struct file *file, void *priv, struct v4l2_format *f) +{ + const struct ge2d_fmt *fmt = find_fmt(f); + struct ge2d_ctx *ctx = priv; + struct v4l2_pix_format fmt_cap; + + vidioc_setup_cap_fmt(ctx, &fmt_cap); + + fmt_cap.pixelformat = fmt->fourcc; + + fmt_cap.bytesperline = max(f->fmt.pix.bytesperline, + ALIGN((fmt_cap.width * fmt->depth) >> 3, 8)); + + fmt_cap.sizeimage = max(f->fmt.pix.sizeimage, + fmt_cap.height * fmt_cap.bytesperline); + + f->fmt.pix = fmt_cap; + + return 0; +} + +static int vidioc_s_fmt_cap(struct file *file, void *priv, struct v4l2_format *f) +{ + struct ge2d_ctx *ctx = priv; + struct meson_ge2d *ge2d = ctx->ge2d; + struct vb2_queue *vq; + struct ge2d_frame *frm; + int ret = 0; + + /* Adjust all values accordingly to the hardware capabilities + * and chosen format. + */ + ret = vidioc_try_fmt_cap(file, priv, f); + if (ret) + return ret; + + vq = v4l2_m2m_get_vq(ctx->fh.m2m_ctx, f->type); + if (vb2_is_busy(vq)) { + v4l2_err(&ge2d->v4l2_dev, "queue (%d) bust\n", f->type); + return -EBUSY; + } + + frm = get_frame(ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE); + + frm->pix_fmt = f->fmt.pix; + frm->fmt = find_fmt(f); + f->fmt.pix.pixelformat = frm->fmt->fourcc; + + /* Reset crop settings */ + frm->crop.left = 0; + frm->crop.top = 0; + frm->crop.width = frm->pix_fmt.width; + frm->crop.height = frm->pix_fmt.height; + + return 0; +} + +static int vidioc_g_fmt(struct file *file, void *priv, struct v4l2_format *f) +{ + struct ge2d_ctx *ctx = priv; + struct vb2_queue *vq; + struct ge2d_frame *frm; + + vq = v4l2_m2m_get_vq(ctx->fh.m2m_ctx, f->type); + if (!vq) + return -EINVAL; + + frm = get_frame(ctx, f->type); + + f->fmt.pix = frm->pix_fmt; + f->fmt.pix.pixelformat = frm->fmt->fourcc; + + return 0; +} + +static int vidioc_try_fmt_out(struct file *file, void *priv, struct v4l2_format *f) +{ + const struct ge2d_fmt *fmt = find_fmt(f); + + f->fmt.pix.field = V4L2_FIELD_NONE; + f->fmt.pix.pixelformat = fmt->fourcc; + + if (f->fmt.pix.width > MAX_WIDTH) + f->fmt.pix.width = MAX_WIDTH; + if (f->fmt.pix.height > MAX_HEIGHT) + f->fmt.pix.height = MAX_HEIGHT; + + f->fmt.pix.bytesperline = max(f->fmt.pix.bytesperline, + ALIGN((f->fmt.pix.width * fmt->depth) >> 3, 8)); + + f->fmt.pix.sizeimage = max(f->fmt.pix.sizeimage, + f->fmt.pix.height * f->fmt.pix.bytesperline); + + return 0; +} + +static int vidioc_s_fmt_out(struct file *file, void *priv, struct v4l2_format *f) +{ + struct ge2d_ctx *ctx = priv; + struct meson_ge2d *ge2d = ctx->ge2d; + struct vb2_queue *vq; + struct ge2d_frame *frm, *frm_cap; + int ret = 0; + + /* Adjust all values accordingly to the hardware capabilities + * and chosen format. + */ + ret = vidioc_try_fmt_out(file, priv, f); + if (ret) + return ret; + + vq = v4l2_m2m_get_vq(ctx->fh.m2m_ctx, f->type); + if (vb2_is_busy(vq)) { + v4l2_err(&ge2d->v4l2_dev, "queue (%d) bust\n", f->type); + return -EBUSY; + } + + frm = get_frame(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); + frm_cap = get_frame(ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE); + + frm->pix_fmt = f->fmt.pix; + frm->fmt = find_fmt(f); + f->fmt.pix.pixelformat = frm->fmt->fourcc; + + /* Reset crop settings */ + frm->crop.left = 0; + frm->crop.top = 0; + frm->crop.width = frm->pix_fmt.width; + frm->crop.height = frm->pix_fmt.height; + + /* Propagate settings to capture */ + vidioc_setup_cap_fmt(ctx, &frm_cap->pix_fmt); + + return 0; +} + +static const struct v4l2_ioctl_ops ge2d_ioctl_ops = { + .vidioc_querycap = vidioc_querycap, + + .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt, + .vidioc_g_fmt_vid_cap = vidioc_g_fmt, + .vidioc_try_fmt_vid_cap = vidioc_try_fmt_cap, + .vidioc_s_fmt_vid_cap = vidioc_s_fmt_cap, + + .vidioc_enum_fmt_vid_out = vidioc_enum_fmt, + .vidioc_g_fmt_vid_out = vidioc_g_fmt, + .vidioc_try_fmt_vid_out = vidioc_try_fmt_out, + .vidioc_s_fmt_vid_out = vidioc_s_fmt_out, + + .vidioc_reqbufs = v4l2_m2m_ioctl_reqbufs, + .vidioc_querybuf = v4l2_m2m_ioctl_querybuf, + .vidioc_qbuf = v4l2_m2m_ioctl_qbuf, + .vidioc_dqbuf = v4l2_m2m_ioctl_dqbuf, + .vidioc_prepare_buf = v4l2_m2m_ioctl_prepare_buf, + .vidioc_create_bufs = v4l2_m2m_ioctl_create_bufs, + .vidioc_expbuf = v4l2_m2m_ioctl_expbuf, + + .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, + .vidioc_unsubscribe_event = v4l2_event_unsubscribe, + + .vidioc_streamon = v4l2_m2m_ioctl_streamon, + .vidioc_streamoff = v4l2_m2m_ioctl_streamoff, + + .vidioc_g_selection = vidioc_g_selection, + .vidioc_s_selection = vidioc_s_selection, +}; + +static int ge2d_s_ctrl(struct v4l2_ctrl *ctrl) +{ + struct ge2d_ctx *ctx = container_of(ctrl->handler, struct ge2d_ctx, + ctrl_handler); + struct v4l2_pix_format fmt; + struct vb2_queue *vq; + + switch (ctrl->id) { + case V4L2_CID_HFLIP: + ctx->hflip = ctrl->val; + break; + case V4L2_CID_VFLIP: + ctx->vflip = ctrl->val; + break; + case V4L2_CID_ROTATE: + vq = v4l2_m2m_get_vq(ctx->fh.m2m_ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE); + if (vb2_is_busy(vq)) + return -EBUSY; + + if (ctrl->val == 90) { + ctx->hflip = 0; + ctx->vflip = 1; + ctx->xy_swap = 1; + } else if (ctrl->val == 180) { + ctx->hflip = 1; + ctx->vflip = 1; + ctx->xy_swap = 0; + } else if (ctrl->val == 270) { + ctx->hflip = 1; + ctx->vflip = 0; + ctx->xy_swap = 1; + } else { + ctx->hflip = 0; + ctx->vflip = 0; + ctx->xy_swap = 0; + } + + vidioc_setup_cap_fmt(ctx, &fmt); + + /* + * If the rotation parameter changes the OUTPUT frames + * parameters, take them in account + */ + ctx->out.pix_fmt = fmt; + + break; + } + + return 0; +} + +static const struct v4l2_ctrl_ops ge2d_ctrl_ops = { + .s_ctrl = ge2d_s_ctrl, +}; + +static int ge2d_setup_ctrls(struct ge2d_ctx *ctx) +{ + struct meson_ge2d *ge2d = ctx->ge2d; + + v4l2_ctrl_handler_init(&ctx->ctrl_handler, 4); + + v4l2_ctrl_new_std(&ctx->ctrl_handler, &ge2d_ctrl_ops, + V4L2_CID_HFLIP, 0, 1, 1, 0); + + v4l2_ctrl_new_std(&ctx->ctrl_handler, &ge2d_ctrl_ops, + V4L2_CID_VFLIP, 0, 1, 1, 0); + + v4l2_ctrl_new_std(&ctx->ctrl_handler, &ge2d_ctrl_ops, + V4L2_CID_ROTATE, 0, 270, 90, 0); + + if (ctx->ctrl_handler.error) { + int err = ctx->ctrl_handler.error; + + v4l2_err(&ge2d->v4l2_dev, "%s failed\n", __func__); + v4l2_ctrl_handler_free(&ctx->ctrl_handler); + return err; + } + + return 0; +} + +static const struct ge2d_frame def_frame = { + .pix_fmt = { + .width = DEFAULT_WIDTH, + .height = DEFAULT_HEIGHT, + .bytesperline = DEFAULT_STRIDE, + .sizeimage = DEFAULT_STRIDE * DEFAULT_HEIGHT, + .field = V4L2_FIELD_NONE, + }, + .crop.width = DEFAULT_WIDTH, + .crop.height = DEFAULT_HEIGHT, + .fmt = &formats[0], +}; + +static int ge2d_open(struct file *file) +{ + struct meson_ge2d *ge2d = video_drvdata(file); + struct ge2d_ctx *ctx = NULL; + int ret = 0; + + ctx = kzalloc(sizeof(*ctx), GFP_KERNEL); + if (!ctx) + return -ENOMEM; + ctx->ge2d = ge2d; + + /* Set default formats */ + ctx->in = def_frame; + ctx->out = def_frame; + + if (mutex_lock_interruptible(&ge2d->mutex)) { + kfree(ctx); + return -ERESTARTSYS; + } + ctx->fh.m2m_ctx = v4l2_m2m_ctx_init(ge2d->m2m_dev, ctx, &queue_init); + if (IS_ERR(ctx->fh.m2m_ctx)) { + ret = PTR_ERR(ctx->fh.m2m_ctx); + mutex_unlock(&ge2d->mutex); + kfree(ctx); + return ret; + } + v4l2_fh_init(&ctx->fh, video_devdata(file)); + file->private_data = &ctx->fh; + v4l2_fh_add(&ctx->fh); + + ge2d_setup_ctrls(ctx); + + /* Write the default values to the ctx struct */ + v4l2_ctrl_handler_setup(&ctx->ctrl_handler); + + ctx->fh.ctrl_handler = &ctx->ctrl_handler; + mutex_unlock(&ge2d->mutex); + + return 0; +} + +static int ge2d_release(struct file *file) +{ + struct ge2d_ctx *ctx = + container_of(file->private_data, struct ge2d_ctx, fh); + struct meson_ge2d *ge2d = ctx->ge2d; + + mutex_lock(&ge2d->mutex); + + v4l2_m2m_ctx_release(ctx->fh.m2m_ctx); + + v4l2_ctrl_handler_free(&ctx->ctrl_handler); + v4l2_fh_del(&ctx->fh); + v4l2_fh_exit(&ctx->fh); + kfree(ctx); + + mutex_unlock(&ge2d->mutex); + + return 0; +} + +static const struct v4l2_file_operations ge2d_fops = { + .owner = THIS_MODULE, + .open = ge2d_open, + .release = ge2d_release, + .poll = v4l2_m2m_fop_poll, + .unlocked_ioctl = video_ioctl2, + .mmap = v4l2_m2m_fop_mmap, +}; + +static const struct video_device ge2d_videodev = { + .name = "meson-ge2d", + .fops = &ge2d_fops, + .ioctl_ops = &ge2d_ioctl_ops, + .minor = -1, + .release = video_device_release, + .vfl_dir = VFL_DIR_M2M, + .device_caps = V4L2_CAP_VIDEO_M2M | V4L2_CAP_STREAMING, +}; + +static const struct regmap_config meson_ge2d_regmap_conf = { + .reg_bits = 8, + .val_bits = 32, + .reg_stride = 4, + .max_register = GE2D_SRC2_STRIDE_CTRL, +}; + +static int ge2d_probe(struct platform_device *pdev) +{ + struct reset_control *rst; + struct video_device *vfd; + struct meson_ge2d *ge2d; + void __iomem *regs; + int ret = 0; + int irq; + + if (!pdev->dev.of_node) + return -ENODEV; + + ge2d = devm_kzalloc(&pdev->dev, sizeof(*ge2d), GFP_KERNEL); + if (!ge2d) + return -ENOMEM; + + ge2d->dev = &pdev->dev; + mutex_init(&ge2d->mutex); + + regs = devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(regs)) + return PTR_ERR(regs); + + ge2d->map = devm_regmap_init_mmio(ge2d->dev, regs, + &meson_ge2d_regmap_conf); + if (IS_ERR(ge2d->map)) + return PTR_ERR(ge2d->map); + + irq = platform_get_irq(pdev, 0); + ret = devm_request_irq(ge2d->dev, irq, ge2d_isr, 0, + dev_name(ge2d->dev), ge2d); + if (ret < 0) { + dev_err(ge2d->dev, "failed to request irq\n"); + return ret; + } + + rst = devm_reset_control_get(ge2d->dev, NULL); + if (IS_ERR(rst)) { + dev_err(ge2d->dev, "failed to get core reset controller\n"); + return PTR_ERR(rst); + } + + ge2d->clk = devm_clk_get(ge2d->dev, NULL); + if (IS_ERR(ge2d->clk)) { + dev_err(ge2d->dev, "failed to get clock\n"); + return PTR_ERR(ge2d->clk); + } + + reset_control_assert(rst); + udelay(1); + reset_control_deassert(rst); + + ret = clk_prepare_enable(ge2d->clk); + if (ret) { + dev_err(ge2d->dev, "Cannot enable ge2d sclk: %d\n", ret); + return ret; + } + + ret = v4l2_device_register(&pdev->dev, &ge2d->v4l2_dev); + if (ret) + goto disable_clks; + + vfd = video_device_alloc(); + if (!vfd) { + v4l2_err(&ge2d->v4l2_dev, "Failed to allocate video device\n"); + ret = -ENOMEM; + goto unreg_v4l2_dev; + } + + *vfd = ge2d_videodev; + vfd->lock = &ge2d->mutex; + vfd->v4l2_dev = &ge2d->v4l2_dev; + + video_set_drvdata(vfd, ge2d); + ge2d->vfd = vfd; + + platform_set_drvdata(pdev, ge2d); + ge2d->m2m_dev = v4l2_m2m_init(&ge2d_m2m_ops); + if (IS_ERR(ge2d->m2m_dev)) { + v4l2_err(&ge2d->v4l2_dev, "Failed to init mem2mem device\n"); + ret = PTR_ERR(ge2d->m2m_dev); + goto rel_vdev; + } + + ret = video_register_device(vfd, VFL_TYPE_VIDEO, -1); + if (ret) { + v4l2_err(&ge2d->v4l2_dev, "Failed to register video device\n"); + goto rel_m2m; + } + + v4l2_info(&ge2d->v4l2_dev, "Registered %s as /dev/%s\n", + vfd->name, video_device_node_name(vfd)); + + return 0; + +rel_m2m: + v4l2_m2m_release(ge2d->m2m_dev); +rel_vdev: + video_device_release(ge2d->vfd); +unreg_v4l2_dev: + v4l2_device_unregister(&ge2d->v4l2_dev); +disable_clks: + clk_disable_unprepare(ge2d->clk); + + return ret; +} + +static int ge2d_remove(struct platform_device *pdev) +{ + struct meson_ge2d *ge2d = platform_get_drvdata(pdev); + + video_unregister_device(ge2d->vfd); + v4l2_m2m_release(ge2d->m2m_dev); + video_device_release(ge2d->vfd); + v4l2_device_unregister(&ge2d->v4l2_dev); + clk_disable_unprepare(ge2d->clk); + + return 0; +} + +static const struct of_device_id meson_ge2d_match[] = { + { + .compatible = "amlogic,axg-ge2d", + }, + {}, +}; + +MODULE_DEVICE_TABLE(of, meson_ge2d_match); + +static struct platform_driver ge2d_drv = { + .probe = ge2d_probe, + .remove = ge2d_remove, + .driver = { + .name = "meson-ge2d", + .of_match_table = meson_ge2d_match, + }, +}; + +module_platform_driver(ge2d_drv); + +MODULE_AUTHOR("Neil Armstrong "); +MODULE_DESCRIPTION("Amlogic 2D Graphic Acceleration Unit"); +MODULE_LICENSE("GPL"); diff --git a/drivers/media/platform/meson/ge2d/Kconfig b/drivers/media/platform/meson/ge2d/Kconfig deleted file mode 100644 index 8c3f3b1b6b05e..0000000000000 --- a/drivers/media/platform/meson/ge2d/Kconfig +++ /dev/null @@ -1,14 +0,0 @@ -config VIDEO_MESON_GE2D - tristate "Amlogic 2D Graphic Acceleration Unit" - depends on V4L_MEM2MEM_DRIVERS - depends on VIDEO_DEV && VIDEO_V4L2 - depends on ARCH_MESON || COMPILE_TEST - select VIDEOBUF2_DMA_CONTIG - select V4L2_MEM2MEM_DEV - help - This is a v4l2 driver for Amlogic GE2D 2D graphics accelerator. - GE2D is a standalone 2D graphic acceleration unit, with color converter, - image scaling, BitBLT & alpha blending operations. - - To compile this driver as a module choose m here. - diff --git a/drivers/media/platform/meson/ge2d/Makefile b/drivers/media/platform/meson/ge2d/Makefile deleted file mode 100644 index 450586df27d7c..0000000000000 --- a/drivers/media/platform/meson/ge2d/Makefile +++ /dev/null @@ -1,3 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0-only - -obj-$(CONFIG_VIDEO_MESON_GE2D) += ge2d.o diff --git a/drivers/media/platform/meson/ge2d/ge2d-regs.h b/drivers/media/platform/meson/ge2d/ge2d-regs.h deleted file mode 100644 index 2a76dd4c0ccb1..0000000000000 --- a/drivers/media/platform/meson/ge2d/ge2d-regs.h +++ /dev/null @@ -1,360 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-or-later */ -/* - * Copyright (C) 2020 BayLibre, SAS - * Author: Neil Armstrong - * Copyright (C) 2017 Amlogic, Inc. All rights reserved. - */ - -#ifndef __GE2D_REGS__ -#define __GE2D_REGS__ - -/* Registers starts at (GE2D_REG(0x8a0 * 4) */ -#define GE2D_REG(x) ((0x8a0 + (x)) * 4) - -#define GE2D_GEN_CTRL0 GE2D_REG(0x00) - -#define GE2D_DST_BYTEMASK_ONLY BIT(31) -#define GE2D_DST_BITMASK_EN BIT(30) -#define GE2D_SRC2_KEY_EN BIT(29) -#define GE2D_SRC2_KEY_MODE BIT(28) -#define GE2D_SRC1_KEY_EN BIT(27) -#define GE2D_SRC1_KEY_MODE BIT(26) -#define GE2D_DST1_8B_MODE_SEL GENMASK(25, 24) -#define GE2D_DST_CLIP_MODE BIT(23) -#define GE2D_SRC2_8B_MODE_SEL GENMASK(16, 15) -#define GE2D_SRC2_FILL_MODE BIT(14) -#define GE2D_SRC2_PIC_STRUCT GENMASK(13, 12) -#define GE2D_SRC2_X_YC_RATIO BIT(11) -#define GE2D_SRC1_8B_MODE_SEL GENMASK(6, 5) -#define GE2D_SRC1_FILL_MODE BIT(4) -#define GE2D_SRC1_LUT_EN BIT(3) -#define GE2D_SRC1_PIC_STRUCT GENMASK(2, 1) - -#define GE2D_GEN_CTRL1 GE2D_REG(0x01) - -#define GE2D_SOFT_RST BIT(31) -#define GE2D_DST_WRITE_RESP_CNT_RST BIT(30) -#define GE2D_DST_WRITE_RESP_CNT_ADD_DIS BIT(29) -#define GE2D_COLOR_CONVERSION_MODE1 BIT(26) -#define GE2D_INTERRUPT_CTRL GENMASK(25, 24) -#define GE2D_SRC2_BURST_SIZE_CTRL GENMASK(23, 22) -#define GE2D_SRC1_BURST_SIZE_CTRL GENMASK(21, 16) -#define GE2D_DST1_PIC_STRUCT GENMASK(15, 14) -#define GE2D_SRC_RD_CTRL GENMASK(13, 12) -#define GE2D_DST2_URGENT_EN BIT(11) -#define GE2D_SRC1_URGENT_EN BIT(10) -#define GE2D_SRC2_URGENT_EN BIT(9) -#define GE2D_DST1_URGENT_EN BIT(8) -#define GE2D_SRC1_GB_ALPHA GENMASK(7, 0) - -#define GE2D_GEN_CTRL2 GE2D_REG(0x02) - -#define GE2D_ALPHA_CONVERSION_MODE0 BIT(31) -#define GE2D_COLOR_CONVERSION_MODE0 BIT(30) -#define GE2D_SRC1_GB_ALPHA_EN BIT(29) -#define GE2D_DST1_COLOR_ROUND_MODE BIT(28) -#define GE2D_SRC2_COLOR_EXPAND_MODE BIT(27) -#define GE2D_SRC2_ALPHA_EXPAND_MODE BIT(26) -#define GE2D_SRC1_COLOR_EXPAND_MODE BIT(25) -#define GE2D_SRC1_ALPHA_EXPAND_MODE BIT(24) -#define GE2D_DST_LITTLE_ENDIAN BIT(23) -#define GE2D_DST1_COLOR_MAP GENMASK(22, 19) -#define GE2D_ALU_MULT_MODE BIT(18) -#define GE2D_DST1_FORMAT GENMASK(17, 16) -#define GE2D_SRC2_LITTLE_ENDIAN BIT(15) -#define GE2D_SRC2_COLOR_MAP GENMASK(14, 11) -#define GE2D_ALPHA_CONVERSION_MODE1 BIT(10) -#define GE2D_SRC2_FORMAT GENMASK(9, 8) -#define GE2D_SRC1_LITTLE_ENDIAN BIT(7) -#define GE2D_SRC1_COLOR_MAP GENMASK(6, 3) -#define GE2D_SRC1_DEEPCOLOR BIT(2) -#define GE2D_SRC1_FORMAT GENMASK(1, 0) - -#define GE2D_FORMAT_8BIT 0 -#define GE2D_FORMAT_16BIT 1 -#define GE2D_FORMAT_24BIT 2 -#define GE2D_FORMAT_32BIT 3 - -/* 16 bit */ -#define GE2D_COLOR_MAP_YUV422 0 -#define GE2D_COLOR_MAP_RGB655 1 -#define GE2D_COLOR_MAP_YUV655 1 -#define GE2D_COLOR_MAP_RGB844 2 -#define GE2D_COLOR_MAP_YUV844 2 -#define GE2D_COLOR_MAP_RGBA6442 3 -#define GE2D_COLOR_MAP_YUVA6442 3 -#define GE2D_COLOR_MAP_RGBA4444 4 -#define GE2D_COLOR_MAP_YUVA4444 4 -#define GE2D_COLOR_MAP_RGB565 5 -#define GE2D_COLOR_MAP_YUV565 5 -#define GE2D_COLOR_MAP_ARGB4444 6 -#define GE2D_COLOR_MAP_AYUV4444 6 -#define GE2D_COLOR_MAP_ARGB1555 7 -#define GE2D_COLOR_MAP_AYUV1555 7 -#define GE2D_COLOR_MAP_RGBA4642 8 -#define GE2D_COLOR_MAP_YUVA4642 8 - -/* 24 bit */ -#define GE2D_COLOR_MAP_RGB888 0 -#define GE2D_COLOR_MAP_YUV444 0 -#define GE2D_COLOR_MAP_RGBA5658 1 -#define GE2D_COLOR_MAP_YUVA5658 1 -#define GE2D_COLOR_MAP_ARGB8565 2 -#define GE2D_COLOR_MAP_AYUV8565 2 -#define GE2D_COLOR_MAP_RGBA6666 3 -#define GE2D_COLOR_MAP_YUVA6666 3 -#define GE2D_COLOR_MAP_ARGB6666 4 -#define GE2D_COLOR_MAP_AYUV6666 4 -#define GE2D_COLOR_MAP_BGR888 5 -#define GE2D_COLOR_MAP_VUY888 5 - -/* 32 bit */ -#define GE2D_COLOR_MAP_RGBA8888 0 -#define GE2D_COLOR_MAP_YUVA8888 0 -#define GE2D_COLOR_MAP_ARGB8888 1 -#define GE2D_COLOR_MAP_AYUV8888 1 -#define GE2D_COLOR_MAP_ABGR8888 2 -#define GE2D_COLOR_MAP_AVUY8888 2 -#define GE2D_COLOR_MAP_BGRA8888 3 -#define GE2D_COLOR_MAP_VUYA8888 3 - -#define GE2D_CMD_CTRL GE2D_REG(0x03) - -#define GE2D_SRC2_FILL_COLOR_EN BIT(9) -#define GE2D_SRC1_FILL_COLOR_EN BIT(8) -#define GE2D_DST_XY_SWAP BIT(7) -#define GE2D_DST_X_REV BIT(6) -#define GE2D_DST_Y_REV BIT(5) -#define GE2D_SRC2_X_REV BIT(4) -#define GE2D_SRC2_Y_REV BIT(3) -#define GE2D_SRC1_X_REV BIT(2) -#define GE2D_SRC1_Y_REV BIT(1) -#define GE2D_CBUS_CMD_WR BIT(0) - -#define GE2D_STATUS0 GE2D_REG(0x04) - -#define GE2D_DST_WRITE_RSP_CNT GENMASK(28, 17) -#define GE2D_DP_STATUS GENMASK(16, 7) -#define GE2D_R1CMD_RDY BIT(6) -#define GE2D_R2CMD_RDY BIT(5) -#define GE2D_PDPCMD_VALID BIT(4) -#define GE2D_DPCMD_RDY BIT(3) -#define GE2D_BUF_CMD_VALID BIT(2) -#define GE2D_CURR_CMD_VALID BIT(1) -#define GE2D_GE2D_BUSY BIT(0) - -#define GE2D_STATUS1 GE2D_REG(0x05) - -#define GE2D_WR_DST1_STATUS GENMASK(29, 16) -#define GE2D_RD_SRC2_FIFO_EMPTY BIT(15) -#define GE2D_RD_SRC2_FIFO_OVERFLOW BIT(14) -#define GE2D_RD_SRC2_STATE_Y GENMASK(13, 12) -#define GE2D_RD_SRC2_WIN_ERR BIT(11) -#define GE2D_RD_SRC2_CMD_BUSY BIT(10) -#define GE2D_RD_SRC1_FIFO_EMPTY BIT(9) -#define GE2D_RD_SRC1_FIFO_OVERFLOW BIT(8) -#define GE2D_RD_SRC1_STATE_CR GENMASK(7, 6) -#define GE2D_RD_SRC1_STATE_CB GENMASK(5, 4) -#define GE2D_RD_SRC1_STATE_Y GENMASK(3, 2) -#define GE2D_RD_SRC1_WIN_ERR BIT(1) -#define GE2D_RD_SRC1_CMD_BUSY BIT(0) - -#define GE2D_SRC1_DEF_COLOR GE2D_REG(0x06) - -#define GE2D_COLOR_R_Y GENMASK(31, 24) -#define GE2D_COLOR_B_CB GENMASK(23, 16) -#define GE2D_COLOR_B_CR GENMASK(15, 8) -#define GE2D_COLOR_ALPHA GENMASK(7, 0) - -#define GE2D_SRC1_CLIPX_START_END GE2D_REG(0x07) - -#define GE2D_START_EXTRA BIT(31) /* For GE2D_SRC1_CLIPX/Y_START_END */ -#define GE2D_START_EXTRA0 BIT(30) /* For GE2D_SRC1_X/Y_START_END */ -#define GE2D_START GENMASK(28, 16) -#define GE2D_END_EXTRA BIT(15) /* For GE2D_SRC1_CLIPX/Y_START_END */ -#define GE2D_END_EXTRA0 BIT(14) /* For GE2D_SRC1_X/Y_START_END */ -#define GE2D_END GENMASK(12, 0) - -#define GE2D_SRC1_CLIPY_START_END GE2D_REG(0x08) -#define GE2D_SRC1_CANVAS GE2D_REG(0x09) - -#define GE2D_SRC1_CANVAS_ADDR GENMASK(31, 24) - -#define GE2D_SRC1_X_START_END GE2D_REG(0x0a) -#define GE2D_SRC1_Y_START_END GE2D_REG(0x0b) -#define GE2D_SRC1_LUT_ADDR GE2D_REG(0x0c) - -#define GE2D_LUT_READ BIT(8) -#define GE2D_LUT_ADDR GENMASK(7, 0) - -#define GE2D_SRC1_LUT_DAT GE2D_REG(0x0d) -#define GE2D_SRC1_FMT_CTRL GE2D_REG(0x0e) -#define GE2D_SRC2_DEF_COLOR GE2D_REG(0x0f) -#define GE2D_SRC2_CLIPX_START_END GE2D_REG(0x10) -#define GE2D_SRC2_CLIPY_START_END GE2D_REG(0x11) -#define GE2D_SRC2_X_START_END GE2D_REG(0x12) -#define GE2D_SRC2_Y_START_END GE2D_REG(0x13) -#define GE2D_DST_CLIPX_START_END GE2D_REG(0x14) -#define GE2D_DST_CLIPY_START_END GE2D_REG(0x15) -#define GE2D_DST_X_START_END GE2D_REG(0x16) -#define GE2D_DST_Y_START_END GE2D_REG(0x17) -#define GE2D_SRC2_DST_CANVAS GE2D_REG(0x18) - -#define GE2D_DST2_CANVAS_ADDR GENMASK(23, 16) -#define GE2D_SRC2_CANVAS_ADDR GENMASK(15, 8) -#define GE2D_DST1_CANVAS_ADDR GENMASK(7, 0) - -#define GE2D_VSC_START_PHASE_STEP GE2D_REG(0x19) -#define GE2D_VSC_PHASE_SLOPE GE2D_REG(0x1a) -#define GE2D_VSC_INI_CTRL GE2D_REG(0x1b) -#define GE2D_HSC_START_PHASE_STEP GE2D_REG(0x1c) -#define GE2D_HSC_PHASE_SLOPE GE2D_REG(0x1d) -#define GE2D_HSC_INI_CTRL GE2D_REG(0x1e) -#define GE2D_HSC_ADV_CTRL GE2D_REG(0x1f) -#define GE2D_SC_MISC_CTRL GE2D_REG(0x20) -#define GE2D_VSC_NRND_POINT GE2D_REG(0x21) -#define GE2D_VSC_NRND_PHASE GE2D_REG(0x22) -#define GE2D_HSC_NRND_POINT GE2D_REG(0x23) -#define GE2D_HSC_NRND_PHASE GE2D_REG(0x24) -#define GE2D_MATRIX_PRE_OFFSET GE2D_REG(0x25) -#define GE2D_MATRIX_COEF00_01 GE2D_REG(0x26) -#define GE2D_MATRIX_COEF02_10 GE2D_REG(0x27) -#define GE2D_MATRIX_COEF11_12 GE2D_REG(0x28) -#define GE2D_MATRIX_COEF20_21 GE2D_REG(0x29) -#define GE2D_MATRIX_COEF22_CTRL GE2D_REG(0x2a) -#define GE2D_MATRIX_OFFSET GE2D_REG(0x2b) -#define GE2D_ALU_OP_CTRL GE2D_REG(0x2c) - -#define GE2D_SRC1_COLOR_MULT_ALPHA_SEL GENMASK(26, 25) -#define GE2D_SRC2_COLOR_MULT_ALPHA_SEL BIT(24) -#define GE2D_ALU_BLEND_MODE GENMASK(22, 20) - -#define OPERATION_ADD 0 /* Cd = Cs*Fs+Cd*Fd */ -#define OPERATION_SUB 1 /* Cd = Cs*Fs-Cd*Fd */ -#define OPERATION_REVERSE_SUB 2 /* Cd = Cd*Fd-Cs*Fs */ -#define OPERATION_MIN 3 /* Cd = Min(Cd*Fd,Cs*Fs) */ -#define OPERATION_MAX 4 /* Cd = Max(Cd*Fd,Cs*Fs) */ -#define OPERATION_LOGIC 5 - -#define GE2D_ALU_SRC_COLOR_BLEND_FACTOR GENMASK(19, 16) -#define GE2D_ALU_DST_COLOR_BLEND_FACTOR GENMASK(15, 12) - -#define COLOR_FACTOR_ZERO 0 -#define COLOR_FACTOR_ONE 1 -#define COLOR_FACTOR_SRC_COLOR 2 -#define COLOR_FACTOR_ONE_MINUS_SRC_COLOR 3 -#define COLOR_FACTOR_DST_COLOR 4 -#define COLOR_FACTOR_ONE_MINUS_DST_COLOR 5 -#define COLOR_FACTOR_SRC_ALPHA 6 -#define COLOR_FACTOR_ONE_MINUS_SRC_ALPHA 7 -#define COLOR_FACTOR_DST_ALPHA 8 -#define COLOR_FACTOR_ONE_MINUS_DST_ALPHA 9 -#define COLOR_FACTOR_CONST_COLOR 10 -#define COLOR_FACTOR_ONE_MINUS_CONST_COLOR 11 -#define COLOR_FACTOR_CONST_ALPHA 12 -#define COLOR_FACTOR_ONE_MINUS_CONST_ALPHA 13 -#define COLOR_FACTOR_SRC_ALPHA_SATURATE 14 - -#define GE2D_ALU_OPERATION_LOGIC GENMASK(15, 12) - -#define LOGIC_OPERATION_CLEAR 0 -#define LOGIC_OPERATION_COPY 1 -#define LOGIC_OPERATION_NOOP 2 -#define LOGIC_OPERATION_SET 3 -#define LOGIC_OPERATION_COPY_INVERT 4 -#define LOGIC_OPERATION_INVERT 5 -#define LOGIC_OPERATION_AND_REVERSE 6 -#define LOGIC_OPERATION_OR_REVERSE 7 -#define LOGIC_OPERATION_AND 8 -#define LOGIC_OPERATION_OR 9 -#define LOGIC_OPERATION_NAND 10 -#define LOGIC_OPERATION_NOR 11 -#define LOGIC_OPERATION_XOR 12 -#define LOGIC_OPERATION_EQUIV 13 -#define LOGIC_OPERATION_AND_INVERT 14 -#define LOGIC_OPERATION_OR_INVERT 15 - -#define GE2D_ALU_ALPHA_BLEND_MODE GENMASK(10, 8) -#define GE2D_ALU_SRC_ALPHA_BLEND_FACTOR GENMASK(7, 4) -#define GE2D_ALU_DST_ALPHA_BLEND_FACTOR GENMASK(3, 0) - -#define ALPHA_FACTOR_ZERO 0 -#define ALPHA_FACTOR_ONE 1 -#define ALPHA_FACTOR_SRC_ALPHA 2 -#define ALPHA_FACTOR_ONE_MINUS_SRC_ALPHA 3 -#define ALPHA_FACTOR_DST_ALPHA 4 -#define ALPHA_FACTOR_ONE_MINUS_DST_ALPHA 5 -#define ALPHA_FACTOR_CONST_ALPHA 6 -#define ALPHA_FACTOR_ONE_MINUS_CONST_ALPHA 7 - -#define GE2D_ALU_ALPHA_OPERATION_LOGIC GENMASK(3, 0) - -#define GE2D_ALU_COLOR_OP(__op, __src_factor, __dst_factor) \ - (FIELD_PREP(GE2D_ALU_BLEND_MODE, __op) | \ - FIELD_PREP(GE2D_ALU_SRC_COLOR_BLEND_FACTOR, __src_factor) | \ - FIELD_PREP(GE2D_ALU_DST_COLOR_BLEND_FACTOR, __dst_factor)) - -#define GE2D_ALU_DO_COLOR_OPERATION_LOGIC(__op, __src_factor) \ - GE2D_ALU_COLOR_OP(OPERATION_LOGIC, __src_factor, __op) - -#define GE2D_ALU_ALPHA_OP(__op, __src_factor, __dst_factor) \ - (FIELD_PREP(GE2D_ALU_ALPHA_BLEND_MODE, __op) | \ - FIELD_PREP(GE2D_ALU_SRC_ALPHA_BLEND_FACTOR, __src_factor) | \ - FIELD_PREP(GE2D_ALU_DST_ALPHA_BLEND_FACTOR, __dst_factor)) - -#define GE2D_ALU_DO_ALPHA_OPERATION_LOGIC(__op, __src_factor) \ - GE2D_ALU_ALPHA_OP(OPERATION_LOGIC, __src_factor, __op) - -#define GE2D_ALU_CONST_COLOR GE2D_REG(0x2d) -#define GE2D_SRC1_KEY GE2D_REG(0x2e) -#define GE2D_SRC1_KEY_MASK GE2D_REG(0x2f) -#define GE2D_SRC2_KEY GE2D_REG(0x30) -#define GE2D_SRC2_KEY_MASK GE2D_REG(0x31) -#define GE2D_DST_BITMASK GE2D_REG(0x32) -#define GE2D_DP_ONOFF_CTRL GE2D_REG(0x33) -#define GE2D_SCALE_COEF_IDX GE2D_REG(0x34) -#define GE2D_SCALE_COEF GE2D_REG(0x35) -#define GE2D_SRC_OUTSIDE_ALPHA GE2D_REG(0x36) -#define GE2D_ANTIFLICK_CTRL0 GE2D_REG(0x38) -#define GE2D_ANTIFLICK_CTRL1 GE2D_REG(0x39) -#define GE2D_ANTIFLICK_COLOR_FILT0 GE2D_REG(0x3a) -#define GE2D_ANTIFLICK_COLOR_FILT1 GE2D_REG(0x3b) -#define GE2D_ANTIFLICK_COLOR_FILT2 GE2D_REG(0x3c) -#define GE2D_ANTIFLICK_COLOR_FILT3 GE2D_REG(0x3d) -#define GE2D_ANTIFLICK_ALPHA_FILT0 GE2D_REG(0x3e) -#define GE2D_ANTIFLICK_ALPHA_FILT1 GE2D_REG(0x3f) -#define GE2D_ANTIFLICK_ALPHA_FILT2 GE2D_REG(0x40) -#define GE2D_ANTIFLICK_ALPHA_FILT3 GE2D_REG(0x41) -#define GE2D_SRC1_RANGE_MAP_Y_CTRL GE2D_REG(0x43) -#define GE2D_SRC1_RANGE_MAP_CB_CTRL GE2D_REG(0x44) -#define GE2D_SRC1_RANGE_MAP_CR_CTRL GE2D_REG(0x45) -#define GE2D_ARB_BURST_NUM GE2D_REG(0x46) -#define GE2D_TID_TOKEN GE2D_REG(0x47) -#define GE2D_GEN_CTRL3 GE2D_REG(0x48) - -#define GE2D_DST2_BYTEMASK_VAL GENMASK(31, 28) -#define GE2D_DST2_PIC_STRUCT GENMASK(27, 26) -#define GE2D_DST2_8B_MODE_SEL GENMASK(25, 24) -#define GE2D_DST2_COLOR_MAP GENMASK(22, 19) -#define GE2D_DST2_FORMAT GENMASK(17, 16) -#define GE2D_DST2_COLOR_ROUND_MODE BIT(14) -#define GE2D_DST2_X_DISCARD_MODE GENMASK(13, 12) -#define GE2D_DST2_Y_DISCARD_MODE GENMASK(11, 10) -#define GE2D_DST2_ENABLE BIT(8) -#define GE2D_DST1_X_DISCARD_MODE GENMASK(5, 4) -#define GE2D_DST1_Y_DISCARD_MODE GENMASK(3, 2) -#define GE2D_DST1_ENABLE BIT(0) - -#define GE2D_STATUS2 GE2D_REG(0x49) -#define GE2D_GEN_CTRL4 GE2D_REG(0x4a) -#define GE2D_DST1_BADDR_CTRL GE2D_REG(0x51) -#define GE2D_DST1_STRIDE_CTRL GE2D_REG(0x52) - -#define GE2D_STRIDE_SIZE GENMASK(19, 0) - -#define GE2D_SRC1_BADDR_CTRL GE2D_REG(0x53) -#define GE2D_SRC1_STRIDE_CTRL GE2D_REG(0x54) -#define GE2D_SRC2_BADDR_CTRL GE2D_REG(0x55) -#define GE2D_SRC2_STRIDE_CTRL GE2D_REG(0x56) - -#endif /* __GE2D_REGS__ */ diff --git a/drivers/media/platform/meson/ge2d/ge2d.c b/drivers/media/platform/meson/ge2d/ge2d.c deleted file mode 100644 index 5e7b319f300df..0000000000000 --- a/drivers/media/platform/meson/ge2d/ge2d.c +++ /dev/null @@ -1,1062 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-or-later -/* - * Copyright (C) 2020 BayLibre, SAS - * Author: Neil Armstrong - */ - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include -#include -#include -#include -#include -#include -#include -#include - -#include "ge2d-regs.h" - -#define GE2D_NAME "meson-ge2d" - -#define DEFAULT_WIDTH 128 -#define DEFAULT_HEIGHT 128 -#define DEFAULT_STRIDE 512 - -#define MAX_WIDTH 8191 -#define MAX_HEIGHT 8191 - -/* - * Missing features: - * - Scaling - * - Simple 1/2 vertical scaling - * - YUV input support - * - Source global alpha - * - Colorspace conversion - */ - -struct ge2d_fmt { - u32 fourcc; - bool alpha; - bool le; - unsigned int depth; - unsigned int hw_fmt; - unsigned int hw_map; -}; - -struct ge2d_frame { - struct vb2_v4l2_buffer *buf; - - /* Image Format */ - struct v4l2_pix_format pix_fmt; - - /* Crop */ - struct v4l2_rect crop; - - /* Image format */ - const struct ge2d_fmt *fmt; -}; - -struct ge2d_ctx { - struct v4l2_fh fh; - struct meson_ge2d *ge2d; - struct ge2d_frame in; - struct ge2d_frame out; - struct v4l2_ctrl_handler ctrl_handler; - - unsigned long sequence_out, sequence_cap; - - /* Control values */ - u32 hflip; - u32 vflip; - u32 xy_swap; -}; - -struct meson_ge2d { - struct v4l2_device v4l2_dev; - struct v4l2_m2m_dev *m2m_dev; - struct video_device *vfd; - - struct device *dev; - struct regmap *map; - struct clk *clk; - - /* vb2 queue lock */ - struct mutex mutex; - - struct ge2d_ctx *curr; -}; - -#define FMT(_fourcc, _alpha, _depth, _map) \ -{ \ - .fourcc = _fourcc, \ - .alpha = (_alpha), \ - .depth = (_depth), \ - .hw_fmt = GE2D_FORMAT_ ## _depth ## BIT, \ - .hw_map = GE2D_COLOR_MAP_ ## _map, \ -} - -/* TOFIX Handle the YUV input formats */ -static const struct ge2d_fmt formats[] = { - /* FOURCC Alpha HW FMT HW MAP */ - FMT(V4L2_PIX_FMT_XRGB32, false, 32, BGRA8888), - FMT(V4L2_PIX_FMT_RGB32, true, 32, BGRA8888), - FMT(V4L2_PIX_FMT_ARGB32, true, 32, BGRA8888), - FMT(V4L2_PIX_FMT_RGBX32, false, 32, ABGR8888), - FMT(V4L2_PIX_FMT_RGBA32, true, 32, ABGR8888), - FMT(V4L2_PIX_FMT_BGRX32, false, 32, RGBA8888), - FMT(V4L2_PIX_FMT_BGRA32, true, 32, RGBA8888), - FMT(V4L2_PIX_FMT_BGR32, true, 32, ARGB8888), - FMT(V4L2_PIX_FMT_ABGR32, true, 32, ARGB8888), - FMT(V4L2_PIX_FMT_XBGR32, false, 32, ARGB8888), - - FMT(V4L2_PIX_FMT_RGB24, false, 24, BGR888), - FMT(V4L2_PIX_FMT_BGR24, false, 24, RGB888), - - FMT(V4L2_PIX_FMT_XRGB555X, false, 16, ARGB1555), - FMT(V4L2_PIX_FMT_ARGB555X, true, 16, ARGB1555), - FMT(V4L2_PIX_FMT_RGB565, false, 16, RGB565), - FMT(V4L2_PIX_FMT_RGBX444, false, 16, RGBA4444), - FMT(V4L2_PIX_FMT_RGBA444, true, 16, RGBA4444), - FMT(V4L2_PIX_FMT_XRGB444, false, 16, ARGB4444), - FMT(V4L2_PIX_FMT_ARGB444, true, 16, ARGB4444), -}; - -#define NUM_FORMATS ARRAY_SIZE(formats) - -static const struct ge2d_fmt *find_fmt(struct v4l2_format *f) -{ - unsigned int i; - - for (i = 0; i < NUM_FORMATS; i++) { - if (formats[i].fourcc == f->fmt.pix.pixelformat) - return &formats[i]; - } - - /* - * TRY_FMT/S_FMT should never return an error when the requested format - * is not supported. Drivers should always return a valid format, - * preferably a format that is as widely supported by applications as - * possible. - */ - return &formats[0]; -} - -static struct ge2d_frame *get_frame(struct ge2d_ctx *ctx, - enum v4l2_buf_type type) -{ - switch (type) { - case V4L2_BUF_TYPE_VIDEO_OUTPUT: - return &ctx->in; - case V4L2_BUF_TYPE_VIDEO_CAPTURE: - return &ctx->out; - default: - /* This should never happen, warn and return OUTPUT frame */ - dev_warn(ctx->ge2d->dev, "%s: invalid buffer type\n", __func__); - return &ctx->in; - } -} - -static void ge2d_hw_start(struct meson_ge2d *ge2d) -{ - struct ge2d_ctx *ctx = ge2d->curr; - u32 reg; - - /* Reset */ - regmap_update_bits(ge2d->map, GE2D_GEN_CTRL1, - GE2D_SOFT_RST, GE2D_SOFT_RST); - regmap_update_bits(ge2d->map, GE2D_GEN_CTRL1, - GE2D_SOFT_RST, 0); - - usleep_range(100, 200); - - /* Implement CANVAS for non-AXG */ - regmap_write(ge2d->map, GE2D_SRC1_BADDR_CTRL, - (vb2_dma_contig_plane_dma_addr(&ctx->in.buf->vb2_buf, 0) + 7) >> 3); - regmap_write(ge2d->map, GE2D_SRC1_STRIDE_CTRL, - (ctx->in.pix_fmt.bytesperline + 7) >> 3); - regmap_write(ge2d->map, GE2D_SRC2_BADDR_CTRL, - (vb2_dma_contig_plane_dma_addr(&ctx->out.buf->vb2_buf, 0) + 7) >> 3); - regmap_write(ge2d->map, GE2D_SRC2_STRIDE_CTRL, - (ctx->out.pix_fmt.bytesperline + 7) >> 3); - regmap_write(ge2d->map, GE2D_DST1_BADDR_CTRL, - (vb2_dma_contig_plane_dma_addr(&ctx->out.buf->vb2_buf, 0) + 7) >> 3); - regmap_write(ge2d->map, GE2D_DST1_STRIDE_CTRL, - (ctx->out.pix_fmt.bytesperline + 7) >> 3); - - regmap_write(ge2d->map, GE2D_GEN_CTRL0, 0); - regmap_write(ge2d->map, GE2D_GEN_CTRL1, - FIELD_PREP(GE2D_INTERRUPT_CTRL, 2) | - FIELD_PREP(GE2D_SRC2_BURST_SIZE_CTRL, 3) | - FIELD_PREP(GE2D_SRC1_BURST_SIZE_CTRL, 0x3f)); - - regmap_write(ge2d->map, GE2D_GEN_CTRL2, - GE2D_SRC1_LITTLE_ENDIAN | - GE2D_SRC2_LITTLE_ENDIAN | - GE2D_DST_LITTLE_ENDIAN | - FIELD_PREP(GE2D_DST1_COLOR_MAP, ctx->out.fmt->hw_map) | - FIELD_PREP(GE2D_DST1_FORMAT, ctx->out.fmt->hw_fmt) | - FIELD_PREP(GE2D_SRC2_COLOR_MAP, ctx->out.fmt->hw_map) | - FIELD_PREP(GE2D_SRC2_FORMAT, ctx->out.fmt->hw_fmt) | - FIELD_PREP(GE2D_SRC1_COLOR_MAP, ctx->in.fmt->hw_map) | - FIELD_PREP(GE2D_SRC1_FORMAT, ctx->in.fmt->hw_fmt)); - regmap_write(ge2d->map, GE2D_GEN_CTRL3, - GE2D_DST1_ENABLE); - - regmap_write(ge2d->map, GE2D_SRC1_CLIPY_START_END, - FIELD_PREP(GE2D_START, ctx->in.crop.top) | - FIELD_PREP(GE2D_END, ctx->in.crop.top + ctx->in.crop.height - 1)); - regmap_write(ge2d->map, GE2D_SRC1_CLIPX_START_END, - FIELD_PREP(GE2D_START, ctx->in.crop.left) | - FIELD_PREP(GE2D_END, ctx->in.crop.left + ctx->in.crop.width - 1)); - regmap_write(ge2d->map, GE2D_SRC2_CLIPY_START_END, - FIELD_PREP(GE2D_START, ctx->out.crop.top) | - FIELD_PREP(GE2D_END, ctx->out.crop.top + ctx->out.crop.height - 1)); - regmap_write(ge2d->map, GE2D_SRC2_CLIPX_START_END, - FIELD_PREP(GE2D_START, ctx->out.crop.left) | - FIELD_PREP(GE2D_END, ctx->out.crop.left + ctx->out.crop.width - 1)); - regmap_write(ge2d->map, GE2D_DST_CLIPY_START_END, - FIELD_PREP(GE2D_START, ctx->out.crop.top) | - FIELD_PREP(GE2D_END, ctx->out.crop.top + ctx->out.crop.height - 1)); - regmap_write(ge2d->map, GE2D_DST_CLIPX_START_END, - FIELD_PREP(GE2D_START, ctx->out.crop.left) | - FIELD_PREP(GE2D_END, ctx->out.crop.left + ctx->out.crop.width - 1)); - - regmap_write(ge2d->map, GE2D_SRC1_Y_START_END, - FIELD_PREP(GE2D_END, ctx->in.pix_fmt.height - 1)); - regmap_write(ge2d->map, GE2D_SRC1_X_START_END, - FIELD_PREP(GE2D_END, ctx->in.pix_fmt.width - 1)); - regmap_write(ge2d->map, GE2D_SRC2_Y_START_END, - FIELD_PREP(GE2D_END, ctx->out.pix_fmt.height - 1)); - regmap_write(ge2d->map, GE2D_SRC2_X_START_END, - FIELD_PREP(GE2D_END, ctx->out.pix_fmt.width - 1)); - regmap_write(ge2d->map, GE2D_DST_Y_START_END, - FIELD_PREP(GE2D_END, ctx->out.pix_fmt.height - 1)); - regmap_write(ge2d->map, GE2D_DST_X_START_END, - FIELD_PREP(GE2D_END, ctx->out.pix_fmt.width - 1)); - - /* Color, no blend, use source color */ - reg = GE2D_ALU_DO_COLOR_OPERATION_LOGIC(LOGIC_OPERATION_COPY, - COLOR_FACTOR_SRC_COLOR); - - if (ctx->in.fmt->alpha && ctx->out.fmt->alpha) - /* Take source alpha */ - reg |= GE2D_ALU_DO_ALPHA_OPERATION_LOGIC(LOGIC_OPERATION_COPY, - COLOR_FACTOR_SRC_ALPHA); - else if (!ctx->out.fmt->alpha) - /* Set alpha to 0 */ - reg |= GE2D_ALU_DO_ALPHA_OPERATION_LOGIC(LOGIC_OPERATION_SET, - COLOR_FACTOR_ZERO); - else - /* Keep original alpha */ - reg |= GE2D_ALU_DO_ALPHA_OPERATION_LOGIC(LOGIC_OPERATION_COPY, - COLOR_FACTOR_DST_ALPHA); - - regmap_write(ge2d->map, GE2D_ALU_OP_CTRL, reg); - - /* Start */ - regmap_write(ge2d->map, GE2D_CMD_CTRL, - (ctx->xy_swap ? GE2D_DST_XY_SWAP : 0) | - (ctx->hflip ? GE2D_SRC1_Y_REV : 0) | - (ctx->vflip ? GE2D_SRC1_X_REV : 0) | - GE2D_CBUS_CMD_WR); -} - -static void device_run(void *priv) -{ - struct ge2d_ctx *ctx = priv; - struct meson_ge2d *ge2d = ctx->ge2d; - - ge2d->curr = ctx; - - ctx->in.buf = v4l2_m2m_next_src_buf(ctx->fh.m2m_ctx); - ctx->out.buf = v4l2_m2m_next_dst_buf(ctx->fh.m2m_ctx); - - ge2d_hw_start(ge2d); -} - -static irqreturn_t ge2d_isr(int irq, void *priv) -{ - struct meson_ge2d *ge2d = priv; - u32 intr; - - regmap_read(ge2d->map, GE2D_STATUS0, &intr); - - if (!(intr & GE2D_GE2D_BUSY)) { - struct vb2_v4l2_buffer *src, *dst; - struct ge2d_ctx *ctx = ge2d->curr; - - ge2d->curr = NULL; - - src = v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx); - dst = v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx); - - src->sequence = ctx->sequence_out++; - dst->sequence = ctx->sequence_cap++; - - dst->timecode = src->timecode; - dst->vb2_buf.timestamp = src->vb2_buf.timestamp; - dst->flags = src->flags; - - v4l2_m2m_buf_done(src, VB2_BUF_STATE_DONE); - v4l2_m2m_buf_done(dst, VB2_BUF_STATE_DONE); - v4l2_m2m_job_finish(ge2d->m2m_dev, ctx->fh.m2m_ctx); - } - - return IRQ_HANDLED; -} - -static const struct v4l2_m2m_ops ge2d_m2m_ops = { - .device_run = device_run, -}; - -static int ge2d_queue_setup(struct vb2_queue *vq, - unsigned int *nbuffers, unsigned int *nplanes, - unsigned int sizes[], struct device *alloc_devs[]) -{ - struct ge2d_ctx *ctx = vb2_get_drv_priv(vq); - struct ge2d_frame *f = get_frame(ctx, vq->type); - - if (*nplanes) - return sizes[0] < f->pix_fmt.sizeimage ? -EINVAL : 0; - - sizes[0] = f->pix_fmt.sizeimage; - *nplanes = 1; - - return 0; -} - -static int ge2d_buf_prepare(struct vb2_buffer *vb) -{ - struct ge2d_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue); - struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); - struct ge2d_frame *f = get_frame(ctx, vb->vb2_queue->type); - - vbuf->field = V4L2_FIELD_NONE; - - vb2_set_plane_payload(vb, 0, f->pix_fmt.sizeimage); - - return 0; -} - -static void ge2d_buf_queue(struct vb2_buffer *vb) -{ - struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); - struct ge2d_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue); - - v4l2_m2m_buf_queue(ctx->fh.m2m_ctx, vbuf); -} - -static int ge2d_start_streaming(struct vb2_queue *vq, unsigned int count) -{ - struct ge2d_ctx *ctx = vb2_get_drv_priv(vq); - - if (V4L2_TYPE_IS_OUTPUT(vq->type)) - ctx->sequence_out = 0; - else - ctx->sequence_cap = 0; - - return 0; -} - -static void ge2d_stop_streaming(struct vb2_queue *vq) -{ - struct ge2d_ctx *ctx = vb2_get_drv_priv(vq); - struct vb2_v4l2_buffer *vbuf; - - for (;;) { - if (V4L2_TYPE_IS_OUTPUT(vq->type)) - vbuf = v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx); - else - vbuf = v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx); - if (!vbuf) - break; - v4l2_m2m_buf_done(vbuf, VB2_BUF_STATE_ERROR); - } -} - -static const struct vb2_ops ge2d_qops = { - .queue_setup = ge2d_queue_setup, - .buf_prepare = ge2d_buf_prepare, - .buf_queue = ge2d_buf_queue, - .start_streaming = ge2d_start_streaming, - .stop_streaming = ge2d_stop_streaming, - .wait_prepare = vb2_ops_wait_prepare, - .wait_finish = vb2_ops_wait_finish, -}; - -static int -queue_init(void *priv, struct vb2_queue *src_vq, struct vb2_queue *dst_vq) -{ - struct ge2d_ctx *ctx = priv; - int ret; - - src_vq->type = V4L2_BUF_TYPE_VIDEO_OUTPUT; - src_vq->io_modes = VB2_MMAP | VB2_DMABUF; - src_vq->drv_priv = ctx; - src_vq->ops = &ge2d_qops; - src_vq->mem_ops = &vb2_dma_contig_memops; - src_vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer); - src_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY; - src_vq->lock = &ctx->ge2d->mutex; - src_vq->dev = ctx->ge2d->v4l2_dev.dev; - - ret = vb2_queue_init(src_vq); - if (ret) - return ret; - - dst_vq->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; - dst_vq->io_modes = VB2_MMAP | VB2_DMABUF; - dst_vq->drv_priv = ctx; - dst_vq->ops = &ge2d_qops; - dst_vq->mem_ops = &vb2_dma_contig_memops; - dst_vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer); - dst_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY; - dst_vq->lock = &ctx->ge2d->mutex; - dst_vq->dev = ctx->ge2d->v4l2_dev.dev; - - return vb2_queue_init(dst_vq); -} - -static int -vidioc_querycap(struct file *file, void *priv, struct v4l2_capability *cap) -{ - strscpy(cap->driver, GE2D_NAME, sizeof(cap->driver)); - strscpy(cap->card, GE2D_NAME, sizeof(cap->card)); - strscpy(cap->bus_info, "platform:" GE2D_NAME, sizeof(cap->bus_info)); - - return 0; -} - -static int vidioc_enum_fmt(struct file *file, void *priv, struct v4l2_fmtdesc *f) -{ - const struct ge2d_fmt *fmt; - - if (f->index >= NUM_FORMATS) - return -EINVAL; - - fmt = &formats[f->index]; - f->pixelformat = fmt->fourcc; - - return 0; -} - -static int vidioc_g_selection(struct file *file, void *priv, - struct v4l2_selection *s) -{ - struct ge2d_ctx *ctx = priv; - struct ge2d_frame *f; - bool use_frame = false; - - if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT && - s->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) - return -EINVAL; - - f = get_frame(ctx, s->type); - - switch (s->target) { - case V4L2_SEL_TGT_COMPOSE_DEFAULT: - case V4L2_SEL_TGT_COMPOSE_BOUNDS: - if (s->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) - return -EINVAL; - break; - case V4L2_SEL_TGT_CROP_DEFAULT: - case V4L2_SEL_TGT_CROP_BOUNDS: - if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT) - return -EINVAL; - break; - case V4L2_SEL_TGT_COMPOSE: - if (s->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) - return -EINVAL; - use_frame = true; - break; - case V4L2_SEL_TGT_CROP: - if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT) - return -EINVAL; - use_frame = true; - break; - default: - return -EINVAL; - } - - if (use_frame) { - s->r = f->crop; - } else { - s->r.left = 0; - s->r.top = 0; - s->r.width = f->pix_fmt.width; - s->r.height = f->pix_fmt.height; - } - - return 0; -} - -static int vidioc_s_selection(struct file *file, void *priv, - struct v4l2_selection *s) -{ - struct ge2d_ctx *ctx = priv; - struct meson_ge2d *ge2d = ctx->ge2d; - struct ge2d_frame *f; - int ret = 0; - - if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT && - s->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) - return -EINVAL; - - f = get_frame(ctx, s->type); - - switch (s->target) { - case V4L2_SEL_TGT_COMPOSE: - /* - * COMPOSE target is only valid for capture buffer type, return - * error for output buffer type - */ - if (s->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) - return -EINVAL; - break; - case V4L2_SEL_TGT_CROP: - /* - * CROP target is only valid for output buffer type, return - * error for capture buffer type - */ - if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT) - return -EINVAL; - break; - /* - * bound and default crop/compose targets are invalid targets to - * try/set - */ - default: - return -EINVAL; - } - - if (s->r.top < 0 || s->r.left < 0) { - v4l2_err(&ge2d->v4l2_dev, - "doesn't support negative values for top & left.\n"); - return -EINVAL; - } - - if (s->r.left + s->r.width > f->pix_fmt.width || - s->r.top + s->r.height > f->pix_fmt.height) { - v4l2_err(&ge2d->v4l2_dev, "unsupported rectangle value.\n"); - return -EINVAL; - } - - f->crop = s->r; - - return ret; -} - -static void vidioc_setup_cap_fmt(struct ge2d_ctx *ctx, struct v4l2_pix_format *f) -{ - struct ge2d_frame *frm_out = get_frame(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); - - *f = frm_out->pix_fmt; - - if (ctx->xy_swap) { - f->width = frm_out->pix_fmt.height; - f->height = frm_out->pix_fmt.width; - } -} - -static int vidioc_try_fmt_cap(struct file *file, void *priv, struct v4l2_format *f) -{ - const struct ge2d_fmt *fmt = find_fmt(f); - struct ge2d_ctx *ctx = priv; - struct v4l2_pix_format fmt_cap; - - vidioc_setup_cap_fmt(ctx, &fmt_cap); - - fmt_cap.pixelformat = fmt->fourcc; - - fmt_cap.bytesperline = max(f->fmt.pix.bytesperline, - ALIGN((fmt_cap.width * fmt->depth) >> 3, 8)); - - fmt_cap.sizeimage = max(f->fmt.pix.sizeimage, - fmt_cap.height * fmt_cap.bytesperline); - - f->fmt.pix = fmt_cap; - - return 0; -} - -static int vidioc_s_fmt_cap(struct file *file, void *priv, struct v4l2_format *f) -{ - struct ge2d_ctx *ctx = priv; - struct meson_ge2d *ge2d = ctx->ge2d; - struct vb2_queue *vq; - struct ge2d_frame *frm; - int ret = 0; - - /* Adjust all values accordingly to the hardware capabilities - * and chosen format. - */ - ret = vidioc_try_fmt_cap(file, priv, f); - if (ret) - return ret; - - vq = v4l2_m2m_get_vq(ctx->fh.m2m_ctx, f->type); - if (vb2_is_busy(vq)) { - v4l2_err(&ge2d->v4l2_dev, "queue (%d) bust\n", f->type); - return -EBUSY; - } - - frm = get_frame(ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE); - - frm->pix_fmt = f->fmt.pix; - frm->fmt = find_fmt(f); - f->fmt.pix.pixelformat = frm->fmt->fourcc; - - /* Reset crop settings */ - frm->crop.left = 0; - frm->crop.top = 0; - frm->crop.width = frm->pix_fmt.width; - frm->crop.height = frm->pix_fmt.height; - - return 0; -} - -static int vidioc_g_fmt(struct file *file, void *priv, struct v4l2_format *f) -{ - struct ge2d_ctx *ctx = priv; - struct vb2_queue *vq; - struct ge2d_frame *frm; - - vq = v4l2_m2m_get_vq(ctx->fh.m2m_ctx, f->type); - if (!vq) - return -EINVAL; - - frm = get_frame(ctx, f->type); - - f->fmt.pix = frm->pix_fmt; - f->fmt.pix.pixelformat = frm->fmt->fourcc; - - return 0; -} - -static int vidioc_try_fmt_out(struct file *file, void *priv, struct v4l2_format *f) -{ - const struct ge2d_fmt *fmt = find_fmt(f); - - f->fmt.pix.field = V4L2_FIELD_NONE; - f->fmt.pix.pixelformat = fmt->fourcc; - - if (f->fmt.pix.width > MAX_WIDTH) - f->fmt.pix.width = MAX_WIDTH; - if (f->fmt.pix.height > MAX_HEIGHT) - f->fmt.pix.height = MAX_HEIGHT; - - f->fmt.pix.bytesperline = max(f->fmt.pix.bytesperline, - ALIGN((f->fmt.pix.width * fmt->depth) >> 3, 8)); - - f->fmt.pix.sizeimage = max(f->fmt.pix.sizeimage, - f->fmt.pix.height * f->fmt.pix.bytesperline); - - return 0; -} - -static int vidioc_s_fmt_out(struct file *file, void *priv, struct v4l2_format *f) -{ - struct ge2d_ctx *ctx = priv; - struct meson_ge2d *ge2d = ctx->ge2d; - struct vb2_queue *vq; - struct ge2d_frame *frm, *frm_cap; - int ret = 0; - - /* Adjust all values accordingly to the hardware capabilities - * and chosen format. - */ - ret = vidioc_try_fmt_out(file, priv, f); - if (ret) - return ret; - - vq = v4l2_m2m_get_vq(ctx->fh.m2m_ctx, f->type); - if (vb2_is_busy(vq)) { - v4l2_err(&ge2d->v4l2_dev, "queue (%d) bust\n", f->type); - return -EBUSY; - } - - frm = get_frame(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); - frm_cap = get_frame(ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE); - - frm->pix_fmt = f->fmt.pix; - frm->fmt = find_fmt(f); - f->fmt.pix.pixelformat = frm->fmt->fourcc; - - /* Reset crop settings */ - frm->crop.left = 0; - frm->crop.top = 0; - frm->crop.width = frm->pix_fmt.width; - frm->crop.height = frm->pix_fmt.height; - - /* Propagate settings to capture */ - vidioc_setup_cap_fmt(ctx, &frm_cap->pix_fmt); - - return 0; -} - -static const struct v4l2_ioctl_ops ge2d_ioctl_ops = { - .vidioc_querycap = vidioc_querycap, - - .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt, - .vidioc_g_fmt_vid_cap = vidioc_g_fmt, - .vidioc_try_fmt_vid_cap = vidioc_try_fmt_cap, - .vidioc_s_fmt_vid_cap = vidioc_s_fmt_cap, - - .vidioc_enum_fmt_vid_out = vidioc_enum_fmt, - .vidioc_g_fmt_vid_out = vidioc_g_fmt, - .vidioc_try_fmt_vid_out = vidioc_try_fmt_out, - .vidioc_s_fmt_vid_out = vidioc_s_fmt_out, - - .vidioc_reqbufs = v4l2_m2m_ioctl_reqbufs, - .vidioc_querybuf = v4l2_m2m_ioctl_querybuf, - .vidioc_qbuf = v4l2_m2m_ioctl_qbuf, - .vidioc_dqbuf = v4l2_m2m_ioctl_dqbuf, - .vidioc_prepare_buf = v4l2_m2m_ioctl_prepare_buf, - .vidioc_create_bufs = v4l2_m2m_ioctl_create_bufs, - .vidioc_expbuf = v4l2_m2m_ioctl_expbuf, - - .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, - .vidioc_unsubscribe_event = v4l2_event_unsubscribe, - - .vidioc_streamon = v4l2_m2m_ioctl_streamon, - .vidioc_streamoff = v4l2_m2m_ioctl_streamoff, - - .vidioc_g_selection = vidioc_g_selection, - .vidioc_s_selection = vidioc_s_selection, -}; - -static int ge2d_s_ctrl(struct v4l2_ctrl *ctrl) -{ - struct ge2d_ctx *ctx = container_of(ctrl->handler, struct ge2d_ctx, - ctrl_handler); - struct v4l2_pix_format fmt; - struct vb2_queue *vq; - - switch (ctrl->id) { - case V4L2_CID_HFLIP: - ctx->hflip = ctrl->val; - break; - case V4L2_CID_VFLIP: - ctx->vflip = ctrl->val; - break; - case V4L2_CID_ROTATE: - vq = v4l2_m2m_get_vq(ctx->fh.m2m_ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE); - if (vb2_is_busy(vq)) - return -EBUSY; - - if (ctrl->val == 90) { - ctx->hflip = 0; - ctx->vflip = 1; - ctx->xy_swap = 1; - } else if (ctrl->val == 180) { - ctx->hflip = 1; - ctx->vflip = 1; - ctx->xy_swap = 0; - } else if (ctrl->val == 270) { - ctx->hflip = 1; - ctx->vflip = 0; - ctx->xy_swap = 1; - } else { - ctx->hflip = 0; - ctx->vflip = 0; - ctx->xy_swap = 0; - } - - vidioc_setup_cap_fmt(ctx, &fmt); - - /* - * If the rotation parameter changes the OUTPUT frames - * parameters, take them in account - */ - ctx->out.pix_fmt = fmt; - - break; - } - - return 0; -} - -static const struct v4l2_ctrl_ops ge2d_ctrl_ops = { - .s_ctrl = ge2d_s_ctrl, -}; - -static int ge2d_setup_ctrls(struct ge2d_ctx *ctx) -{ - struct meson_ge2d *ge2d = ctx->ge2d; - - v4l2_ctrl_handler_init(&ctx->ctrl_handler, 4); - - v4l2_ctrl_new_std(&ctx->ctrl_handler, &ge2d_ctrl_ops, - V4L2_CID_HFLIP, 0, 1, 1, 0); - - v4l2_ctrl_new_std(&ctx->ctrl_handler, &ge2d_ctrl_ops, - V4L2_CID_VFLIP, 0, 1, 1, 0); - - v4l2_ctrl_new_std(&ctx->ctrl_handler, &ge2d_ctrl_ops, - V4L2_CID_ROTATE, 0, 270, 90, 0); - - if (ctx->ctrl_handler.error) { - int err = ctx->ctrl_handler.error; - - v4l2_err(&ge2d->v4l2_dev, "%s failed\n", __func__); - v4l2_ctrl_handler_free(&ctx->ctrl_handler); - return err; - } - - return 0; -} - -static const struct ge2d_frame def_frame = { - .pix_fmt = { - .width = DEFAULT_WIDTH, - .height = DEFAULT_HEIGHT, - .bytesperline = DEFAULT_STRIDE, - .sizeimage = DEFAULT_STRIDE * DEFAULT_HEIGHT, - .field = V4L2_FIELD_NONE, - }, - .crop.width = DEFAULT_WIDTH, - .crop.height = DEFAULT_HEIGHT, - .fmt = &formats[0], -}; - -static int ge2d_open(struct file *file) -{ - struct meson_ge2d *ge2d = video_drvdata(file); - struct ge2d_ctx *ctx = NULL; - int ret = 0; - - ctx = kzalloc(sizeof(*ctx), GFP_KERNEL); - if (!ctx) - return -ENOMEM; - ctx->ge2d = ge2d; - - /* Set default formats */ - ctx->in = def_frame; - ctx->out = def_frame; - - if (mutex_lock_interruptible(&ge2d->mutex)) { - kfree(ctx); - return -ERESTARTSYS; - } - ctx->fh.m2m_ctx = v4l2_m2m_ctx_init(ge2d->m2m_dev, ctx, &queue_init); - if (IS_ERR(ctx->fh.m2m_ctx)) { - ret = PTR_ERR(ctx->fh.m2m_ctx); - mutex_unlock(&ge2d->mutex); - kfree(ctx); - return ret; - } - v4l2_fh_init(&ctx->fh, video_devdata(file)); - file->private_data = &ctx->fh; - v4l2_fh_add(&ctx->fh); - - ge2d_setup_ctrls(ctx); - - /* Write the default values to the ctx struct */ - v4l2_ctrl_handler_setup(&ctx->ctrl_handler); - - ctx->fh.ctrl_handler = &ctx->ctrl_handler; - mutex_unlock(&ge2d->mutex); - - return 0; -} - -static int ge2d_release(struct file *file) -{ - struct ge2d_ctx *ctx = - container_of(file->private_data, struct ge2d_ctx, fh); - struct meson_ge2d *ge2d = ctx->ge2d; - - mutex_lock(&ge2d->mutex); - - v4l2_m2m_ctx_release(ctx->fh.m2m_ctx); - - v4l2_ctrl_handler_free(&ctx->ctrl_handler); - v4l2_fh_del(&ctx->fh); - v4l2_fh_exit(&ctx->fh); - kfree(ctx); - - mutex_unlock(&ge2d->mutex); - - return 0; -} - -static const struct v4l2_file_operations ge2d_fops = { - .owner = THIS_MODULE, - .open = ge2d_open, - .release = ge2d_release, - .poll = v4l2_m2m_fop_poll, - .unlocked_ioctl = video_ioctl2, - .mmap = v4l2_m2m_fop_mmap, -}; - -static const struct video_device ge2d_videodev = { - .name = "meson-ge2d", - .fops = &ge2d_fops, - .ioctl_ops = &ge2d_ioctl_ops, - .minor = -1, - .release = video_device_release, - .vfl_dir = VFL_DIR_M2M, - .device_caps = V4L2_CAP_VIDEO_M2M | V4L2_CAP_STREAMING, -}; - -static const struct regmap_config meson_ge2d_regmap_conf = { - .reg_bits = 8, - .val_bits = 32, - .reg_stride = 4, - .max_register = GE2D_SRC2_STRIDE_CTRL, -}; - -static int ge2d_probe(struct platform_device *pdev) -{ - struct reset_control *rst; - struct video_device *vfd; - struct meson_ge2d *ge2d; - void __iomem *regs; - int ret = 0; - int irq; - - if (!pdev->dev.of_node) - return -ENODEV; - - ge2d = devm_kzalloc(&pdev->dev, sizeof(*ge2d), GFP_KERNEL); - if (!ge2d) - return -ENOMEM; - - ge2d->dev = &pdev->dev; - mutex_init(&ge2d->mutex); - - regs = devm_platform_ioremap_resource(pdev, 0); - if (IS_ERR(regs)) - return PTR_ERR(regs); - - ge2d->map = devm_regmap_init_mmio(ge2d->dev, regs, - &meson_ge2d_regmap_conf); - if (IS_ERR(ge2d->map)) - return PTR_ERR(ge2d->map); - - irq = platform_get_irq(pdev, 0); - ret = devm_request_irq(ge2d->dev, irq, ge2d_isr, 0, - dev_name(ge2d->dev), ge2d); - if (ret < 0) { - dev_err(ge2d->dev, "failed to request irq\n"); - return ret; - } - - rst = devm_reset_control_get(ge2d->dev, NULL); - if (IS_ERR(rst)) { - dev_err(ge2d->dev, "failed to get core reset controller\n"); - return PTR_ERR(rst); - } - - ge2d->clk = devm_clk_get(ge2d->dev, NULL); - if (IS_ERR(ge2d->clk)) { - dev_err(ge2d->dev, "failed to get clock\n"); - return PTR_ERR(ge2d->clk); - } - - reset_control_assert(rst); - udelay(1); - reset_control_deassert(rst); - - ret = clk_prepare_enable(ge2d->clk); - if (ret) { - dev_err(ge2d->dev, "Cannot enable ge2d sclk: %d\n", ret); - return ret; - } - - ret = v4l2_device_register(&pdev->dev, &ge2d->v4l2_dev); - if (ret) - goto disable_clks; - - vfd = video_device_alloc(); - if (!vfd) { - v4l2_err(&ge2d->v4l2_dev, "Failed to allocate video device\n"); - ret = -ENOMEM; - goto unreg_v4l2_dev; - } - - *vfd = ge2d_videodev; - vfd->lock = &ge2d->mutex; - vfd->v4l2_dev = &ge2d->v4l2_dev; - - video_set_drvdata(vfd, ge2d); - ge2d->vfd = vfd; - - platform_set_drvdata(pdev, ge2d); - ge2d->m2m_dev = v4l2_m2m_init(&ge2d_m2m_ops); - if (IS_ERR(ge2d->m2m_dev)) { - v4l2_err(&ge2d->v4l2_dev, "Failed to init mem2mem device\n"); - ret = PTR_ERR(ge2d->m2m_dev); - goto rel_vdev; - } - - ret = video_register_device(vfd, VFL_TYPE_VIDEO, -1); - if (ret) { - v4l2_err(&ge2d->v4l2_dev, "Failed to register video device\n"); - goto rel_m2m; - } - - v4l2_info(&ge2d->v4l2_dev, "Registered %s as /dev/%s\n", - vfd->name, video_device_node_name(vfd)); - - return 0; - -rel_m2m: - v4l2_m2m_release(ge2d->m2m_dev); -rel_vdev: - video_device_release(ge2d->vfd); -unreg_v4l2_dev: - v4l2_device_unregister(&ge2d->v4l2_dev); -disable_clks: - clk_disable_unprepare(ge2d->clk); - - return ret; -} - -static int ge2d_remove(struct platform_device *pdev) -{ - struct meson_ge2d *ge2d = platform_get_drvdata(pdev); - - video_unregister_device(ge2d->vfd); - v4l2_m2m_release(ge2d->m2m_dev); - video_device_release(ge2d->vfd); - v4l2_device_unregister(&ge2d->v4l2_dev); - clk_disable_unprepare(ge2d->clk); - - return 0; -} - -static const struct of_device_id meson_ge2d_match[] = { - { - .compatible = "amlogic,axg-ge2d", - }, - {}, -}; - -MODULE_DEVICE_TABLE(of, meson_ge2d_match); - -static struct platform_driver ge2d_drv = { - .probe = ge2d_probe, - .remove = ge2d_remove, - .driver = { - .name = "meson-ge2d", - .of_match_table = meson_ge2d_match, - }, -}; - -module_platform_driver(ge2d_drv); - -MODULE_AUTHOR("Neil Armstrong "); -MODULE_DESCRIPTION("Amlogic 2D Graphic Acceleration Unit"); -MODULE_LICENSE("GPL");