diff options
-rw-r--r-- | drivers/media/platform/rockchip/rga/rga-buf.c | 16 | ||||
-rw-r--r-- | drivers/media/platform/rockchip/rga/rga-hw.c | 36 | ||||
-rw-r--r-- | drivers/media/platform/rockchip/rga/rga.h | 9 |
3 files changed, 40 insertions, 21 deletions
diff --git a/drivers/media/platform/rockchip/rga/rga-buf.c b/drivers/media/platform/rockchip/rga/rga-buf.c index ff36efade060..d6774a844d9b 100644 --- a/drivers/media/platform/rockchip/rga/rga-buf.c +++ b/drivers/media/platform/rockchip/rga/rga-buf.c @@ -74,6 +74,18 @@ static int rga_buf_init(struct vb2_buffer *vb) return 0; } +static int get_plane_offset(struct rga_frame *f, int plane) +{ + if (plane == 0) + return 0; + if (plane == 1) + return f->width * f->height; + if (plane == 2) + return f->width * f->height + (f->width * f->height / f->fmt->uv_factor); + + return -EINVAL; +} + static int rga_buf_prepare(struct vb2_buffer *vb) { struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); @@ -89,6 +101,10 @@ static int rga_buf_prepare(struct vb2_buffer *vb) /* Create local MMU table for RGA */ fill_descriptors(rbuf->dma_desc, vb2_dma_sg_plane_desc(vb, 0)); + rbuf->offset.y_off = get_plane_offset(f, 0); + rbuf->offset.u_off = get_plane_offset(f, 1); + rbuf->offset.v_off = get_plane_offset(f, 2); + return 0; } diff --git a/drivers/media/platform/rockchip/rga/rga-hw.c b/drivers/media/platform/rockchip/rga/rga-hw.c index 836ec7721b21..11c3d7234757 100644 --- a/drivers/media/platform/rockchip/rga/rga-hw.c +++ b/drivers/media/platform/rockchip/rga/rga-hw.c @@ -16,12 +16,6 @@ enum e_rga_start_pos { RB = 3, }; -struct rga_addr_offset { - unsigned int y_off; - unsigned int u_off; - unsigned int v_off; -}; - struct rga_corners_addr_offset { struct rga_addr_offset left_top; struct rga_addr_offset right_top; @@ -43,13 +37,13 @@ static unsigned int rga_get_scaling(unsigned int src, unsigned int dst) } static struct rga_corners_addr_offset -rga_get_addr_offset(struct rga_frame *frm, unsigned int x, unsigned int y, - unsigned int w, unsigned int h) +rga_get_addr_offset(struct rga_frame *frm, struct rga_addr_offset *offset, + unsigned int x, unsigned int y, unsigned int w, unsigned int h) { struct rga_corners_addr_offset offsets; struct rga_addr_offset *lt, *lb, *rt, *rb; unsigned int x_div = 0, - y_div = 0, uv_stride = 0, pixel_width = 0, uv_factor = 0; + y_div = 0, uv_stride = 0, pixel_width = 0; lt = &offsets.left_top; lb = &offsets.left_bottom; @@ -58,14 +52,12 @@ rga_get_addr_offset(struct rga_frame *frm, unsigned int x, unsigned int y, x_div = frm->fmt->x_div; y_div = frm->fmt->y_div; - uv_factor = frm->fmt->uv_factor; uv_stride = frm->stride / x_div; pixel_width = frm->stride / frm->width; - lt->y_off = y * frm->stride + x * pixel_width; - lt->u_off = - frm->width * frm->height + (y / y_div) * uv_stride + x / x_div; - lt->v_off = lt->u_off + frm->width * frm->height / uv_factor; + lt->y_off = offset->y_off + y * frm->stride + x * pixel_width; + lt->u_off = offset->u_off + (y / y_div) * uv_stride + x / x_div; + lt->v_off = offset->v_off + (y / y_div) * uv_stride + x / x_div; lb->y_off = lt->y_off + (h - 1) * frm->stride; lb->u_off = lt->u_off + (h / y_div - 1) * uv_stride; @@ -317,7 +309,8 @@ static void rga_cmd_set_trans_info(struct rga_ctx *ctx) dest[(RGA_DST_INFO - RGA_MODE_BASE_REG) >> 2] = dst_info.val; } -static void rga_cmd_set_src_info(struct rga_ctx *ctx) +static void rga_cmd_set_src_info(struct rga_ctx *ctx, + struct rga_addr_offset *offset) { struct rga_corners_addr_offset src_offsets; struct rockchip_rga *rga = ctx->rga; @@ -332,8 +325,8 @@ static void rga_cmd_set_src_info(struct rga_ctx *ctx) /* * Calculate the source framebuffer base address with offset pixel. */ - src_offsets = rga_get_addr_offset(&ctx->in, src_x, src_y, - src_w, src_h); + src_offsets = rga_get_addr_offset(&ctx->in, offset, + src_x, src_y, src_w, src_h); dest[(RGA_SRC_Y_RGB_BASE_ADDR - RGA_MODE_BASE_REG) >> 2] = src_offsets.left_top.y_off; @@ -343,7 +336,8 @@ static void rga_cmd_set_src_info(struct rga_ctx *ctx) src_offsets.left_top.v_off; } -static void rga_cmd_set_dst_info(struct rga_ctx *ctx) +static void rga_cmd_set_dst_info(struct rga_ctx *ctx, + struct rga_addr_offset *offset) { struct rga_addr_offset *dst_offset; struct rga_corners_addr_offset offsets; @@ -381,7 +375,7 @@ static void rga_cmd_set_dst_info(struct rga_ctx *ctx) /* * Configure the dest framebuffer base address with pixel offset. */ - offsets = rga_get_addr_offset(&ctx->out, dst_x, dst_y, dst_w, dst_h); + offsets = rga_get_addr_offset(&ctx->out, offset, dst_x, dst_y, dst_w, dst_h); dst_offset = rga_lookup_draw_pos(&offsets, mir_mode, rot_mode); dest[(RGA_DST_Y_RGB_BASE_ADDR - RGA_MODE_BASE_REG) >> 2] = @@ -432,8 +426,8 @@ static void rga_cmd_set(struct rga_ctx *ctx, rga_cmd_set_dst_addr(ctx, dst->dma_desc_pa); rga_cmd_set_mode(ctx); - rga_cmd_set_src_info(ctx); - rga_cmd_set_dst_info(ctx); + rga_cmd_set_src_info(ctx, &src->offset); + rga_cmd_set_dst_info(ctx, &dst->offset); rga_cmd_set_trans_info(ctx); rga_write(rga, RGA_CMD_BASE, rga->cmdbuf_phy); diff --git a/drivers/media/platform/rockchip/rga/rga.h b/drivers/media/platform/rockchip/rga/rga.h index 678f0f627bdd..f3953a07d9e7 100644 --- a/drivers/media/platform/rockchip/rga/rga.h +++ b/drivers/media/platform/rockchip/rga/rga.h @@ -87,6 +87,12 @@ struct rockchip_rga { void *cmdbuf_virt; }; +struct rga_addr_offset { + unsigned int y_off; + unsigned int u_off; + unsigned int v_off; +}; + struct rga_vb_buffer { struct vb2_v4l2_buffer vb_buf; struct list_head queue; @@ -95,6 +101,9 @@ struct rga_vb_buffer { struct rga_dma_desc *dma_desc; dma_addr_t dma_desc_pa; size_t n_desc; + + /* Plane offsets of this buffer into the mapping */ + struct rga_addr_offset offset; }; static inline struct rga_vb_buffer *vb_to_rga(struct vb2_v4l2_buffer *vb) |