diff options
Diffstat (limited to 'drivers/staging/media/rockchip/vpu/rk3399_vpu_hw.c')
-rw-r--r-- | drivers/staging/media/rockchip/vpu/rk3399_vpu_hw.c | 118 |
1 files changed, 0 insertions, 118 deletions
diff --git a/drivers/staging/media/rockchip/vpu/rk3399_vpu_hw.c b/drivers/staging/media/rockchip/vpu/rk3399_vpu_hw.c deleted file mode 100644 index 6fdef61e2127..000000000000 --- a/drivers/staging/media/rockchip/vpu/rk3399_vpu_hw.c +++ /dev/null @@ -1,118 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Rockchip VPU codec driver - * - * Copyright (C) 2018 Rockchip Electronics Co., Ltd. - * Jeffy Chen <jeffy.chen@rock-chips.com> - */ - -#include <linux/clk.h> - -#include "rockchip_vpu.h" -#include "rockchip_vpu_jpeg.h" -#include "rk3399_vpu_regs.h" - -#define RK3399_ACLK_MAX_FREQ (400 * 1000 * 1000) - -/* - * Supported formats. - */ - -static const struct rockchip_vpu_fmt rk3399_vpu_enc_fmts[] = { - { - .fourcc = V4L2_PIX_FMT_YUV420M, - .codec_mode = RK_VPU_MODE_NONE, - .enc_fmt = RK3288_VPU_ENC_FMT_YUV420P, - }, - { - .fourcc = V4L2_PIX_FMT_NV12M, - .codec_mode = RK_VPU_MODE_NONE, - .enc_fmt = RK3288_VPU_ENC_FMT_YUV420SP, - }, - { - .fourcc = V4L2_PIX_FMT_YUYV, - .codec_mode = RK_VPU_MODE_NONE, - .enc_fmt = RK3288_VPU_ENC_FMT_YUYV422, - }, - { - .fourcc = V4L2_PIX_FMT_UYVY, - .codec_mode = RK_VPU_MODE_NONE, - .enc_fmt = RK3288_VPU_ENC_FMT_UYVY422, - }, - { - .fourcc = V4L2_PIX_FMT_JPEG, - .codec_mode = RK_VPU_MODE_JPEG_ENC, - .max_depth = 2, - .header_size = JPEG_HEADER_SIZE, - .frmsize = { - .min_width = 96, - .max_width = 8192, - .step_width = JPEG_MB_DIM, - .min_height = 32, - .max_height = 8192, - .step_height = JPEG_MB_DIM, - }, - }, -}; - -static irqreturn_t rk3399_vepu_irq(int irq, void *dev_id) -{ - struct rockchip_vpu_dev *vpu = dev_id; - enum vb2_buffer_state state; - u32 status, bytesused; - - status = vepu_read(vpu, VEPU_REG_INTERRUPT); - bytesused = vepu_read(vpu, VEPU_REG_STR_BUF_LIMIT) / 8; - state = (status & VEPU_REG_INTERRUPT_FRAME_READY) ? - VB2_BUF_STATE_DONE : VB2_BUF_STATE_ERROR; - - vepu_write(vpu, 0, VEPU_REG_INTERRUPT); - vepu_write(vpu, 0, VEPU_REG_AXI_CTRL); - - rockchip_vpu_irq_done(vpu, bytesused, state); - - return IRQ_HANDLED; -} - -static int rk3399_vpu_hw_init(struct rockchip_vpu_dev *vpu) -{ - /* Bump ACLK to max. possible freq. to improve performance. */ - clk_set_rate(vpu->clocks[0].clk, RK3399_ACLK_MAX_FREQ); - return 0; -} - -static void rk3399_vpu_enc_reset(struct rockchip_vpu_ctx *ctx) -{ - struct rockchip_vpu_dev *vpu = ctx->dev; - - vepu_write(vpu, VEPU_REG_INTERRUPT_DIS_BIT, VEPU_REG_INTERRUPT); - vepu_write(vpu, 0, VEPU_REG_ENCODE_START); - vepu_write(vpu, 0, VEPU_REG_AXI_CTRL); -} - -/* - * Supported codec ops. - */ - -static const struct rockchip_vpu_codec_ops rk3399_vpu_codec_ops[] = { - [RK_VPU_MODE_JPEG_ENC] = { - .run = rk3399_vpu_jpeg_enc_run, - .reset = rk3399_vpu_enc_reset, - }, -}; - -/* - * VPU variant. - */ - -const struct rockchip_vpu_variant rk3399_vpu_variant = { - .enc_offset = 0x0, - .enc_fmts = rk3399_vpu_enc_fmts, - .num_enc_fmts = ARRAY_SIZE(rk3399_vpu_enc_fmts), - .codec = RK_VPU_CODEC_JPEG, - .codec_ops = rk3399_vpu_codec_ops, - .vepu_irq = rk3399_vepu_irq, - .init = rk3399_vpu_hw_init, - .clk_names = {"aclk", "hclk"}, - .num_clocks = 2 -}; |