OpenCloudOS-Kernel/drivers/gpu/drm/i915/gvt/fb_decoder.h

172 lines
5.8 KiB
C

/*
* Copyright(c) 2011-2016 Intel Corporation. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
* Authors:
* Kevin Tian <kevin.tian@intel.com>
*
* Contributors:
* Bing Niu <bing.niu@intel.com>
* Xu Han <xu.han@intel.com>
* Ping Gao <ping.a.gao@intel.com>
* Xiaoguang Chen <xiaoguang.chen@intel.com>
* Yang Liu <yang2.liu@intel.com>
* Tina Zhang <tina.zhang@intel.com>
*
*/
#ifndef _GVT_FB_DECODER_H_
#define _GVT_FB_DECODER_H_
#include <linux/types.h>
#define _PLANE_CTL_FORMAT_SHIFT 24
#define _PLANE_CTL_TILED_SHIFT 10
#define _PIPE_V_SRCSZ_SHIFT 0
#define _PIPE_V_SRCSZ_MASK (0xfff << _PIPE_V_SRCSZ_SHIFT)
#define _PIPE_H_SRCSZ_SHIFT 16
#define _PIPE_H_SRCSZ_MASK (0x1fff << _PIPE_H_SRCSZ_SHIFT)
#define _PRI_PLANE_FMT_SHIFT 26
#define _PRI_PLANE_STRIDE_MASK (0x3ff << 6)
#define _PRI_PLANE_X_OFF_SHIFT 0
#define _PRI_PLANE_X_OFF_MASK (0x1fff << _PRI_PLANE_X_OFF_SHIFT)
#define _PRI_PLANE_Y_OFF_SHIFT 16
#define _PRI_PLANE_Y_OFF_MASK (0xfff << _PRI_PLANE_Y_OFF_SHIFT)
#define _CURSOR_MODE 0x3f
#define _CURSOR_ALPHA_FORCE_SHIFT 8
#define _CURSOR_ALPHA_FORCE_MASK (0x3 << _CURSOR_ALPHA_FORCE_SHIFT)
#define _CURSOR_ALPHA_PLANE_SHIFT 10
#define _CURSOR_ALPHA_PLANE_MASK (0x3 << _CURSOR_ALPHA_PLANE_SHIFT)
#define _CURSOR_POS_X_SHIFT 0
#define _CURSOR_POS_X_MASK (0x1fff << _CURSOR_POS_X_SHIFT)
#define _CURSOR_SIGN_X_SHIFT 15
#define _CURSOR_SIGN_X_MASK (1 << _CURSOR_SIGN_X_SHIFT)
#define _CURSOR_POS_Y_SHIFT 16
#define _CURSOR_POS_Y_MASK (0xfff << _CURSOR_POS_Y_SHIFT)
#define _CURSOR_SIGN_Y_SHIFT 31
#define _CURSOR_SIGN_Y_MASK (1 << _CURSOR_SIGN_Y_SHIFT)
#define _SPRITE_FMT_SHIFT 25
#define _SPRITE_COLOR_ORDER_SHIFT 20
#define _SPRITE_YUV_ORDER_SHIFT 16
#define _SPRITE_STRIDE_SHIFT 6
#define _SPRITE_STRIDE_MASK (0x1ff << _SPRITE_STRIDE_SHIFT)
#define _SPRITE_SIZE_WIDTH_SHIFT 0
#define _SPRITE_SIZE_HEIGHT_SHIFT 16
#define _SPRITE_SIZE_WIDTH_MASK (0x1fff << _SPRITE_SIZE_WIDTH_SHIFT)
#define _SPRITE_SIZE_HEIGHT_MASK (0xfff << _SPRITE_SIZE_HEIGHT_SHIFT)
#define _SPRITE_POS_X_SHIFT 0
#define _SPRITE_POS_Y_SHIFT 16
#define _SPRITE_POS_X_MASK (0x1fff << _SPRITE_POS_X_SHIFT)
#define _SPRITE_POS_Y_MASK (0xfff << _SPRITE_POS_Y_SHIFT)
#define _SPRITE_OFFSET_START_X_SHIFT 0
#define _SPRITE_OFFSET_START_Y_SHIFT 16
#define _SPRITE_OFFSET_START_X_MASK (0x1fff << _SPRITE_OFFSET_START_X_SHIFT)
#define _SPRITE_OFFSET_START_Y_MASK (0xfff << _SPRITE_OFFSET_START_Y_SHIFT)
enum GVT_FB_EVENT {
FB_MODE_SET_START = 1,
FB_MODE_SET_END,
FB_DISPLAY_FLIP,
};
enum DDI_PORT {
DDI_PORT_NONE = 0,
DDI_PORT_B = 1,
DDI_PORT_C = 2,
DDI_PORT_D = 3,
DDI_PORT_E = 4
};
struct intel_gvt;
/* color space conversion and gamma correction are not included */
struct intel_vgpu_primary_plane_format {
u8 enabled; /* plane is enabled */
u32 tiled; /* tiling mode: linear, X-tiled, Y tiled, etc */
u8 bpp; /* bits per pixel */
u32 hw_format; /* format field in the PRI_CTL register */
u32 drm_format; /* format in DRM definition */
u32 base; /* framebuffer base in graphics memory */
u64 base_gpa;
u32 x_offset; /* in pixels */
u32 y_offset; /* in lines */
u32 width; /* in pixels */
u32 height; /* in lines */
u32 stride; /* in bytes */
};
struct intel_vgpu_sprite_plane_format {
u8 enabled; /* plane is enabled */
u8 tiled; /* X-tiled */
u8 bpp; /* bits per pixel */
u32 hw_format; /* format field in the SPR_CTL register */
u32 drm_format; /* format in DRM definition */
u32 base; /* sprite base in graphics memory */
u64 base_gpa;
u32 x_pos; /* in pixels */
u32 y_pos; /* in lines */
u32 x_offset; /* in pixels */
u32 y_offset; /* in lines */
u32 width; /* in pixels */
u32 height; /* in lines */
u32 stride; /* in bytes */
};
struct intel_vgpu_cursor_plane_format {
u8 enabled;
u8 mode; /* cursor mode select */
u8 bpp; /* bits per pixel */
u32 drm_format; /* format in DRM definition */
u32 base; /* cursor base in graphics memory */
u64 base_gpa;
u32 x_pos; /* in pixels */
u32 y_pos; /* in lines */
u8 x_sign; /* X Position Sign */
u8 y_sign; /* Y Position Sign */
u32 width; /* in pixels */
u32 height; /* in lines */
u32 x_hot; /* in pixels */
u32 y_hot; /* in pixels */
};
struct intel_vgpu_pipe_format {
struct intel_vgpu_primary_plane_format primary;
struct intel_vgpu_sprite_plane_format sprite;
struct intel_vgpu_cursor_plane_format cursor;
enum DDI_PORT ddi_port; /* the DDI port that pipe is connected to */
};
struct intel_vgpu_fb_format {
struct intel_vgpu_pipe_format pipes[I915_MAX_PIPES];
};
int intel_vgpu_decode_primary_plane(struct intel_vgpu *vgpu,
struct intel_vgpu_primary_plane_format *plane);
int intel_vgpu_decode_cursor_plane(struct intel_vgpu *vgpu,
struct intel_vgpu_cursor_plane_format *plane);
int intel_vgpu_decode_sprite_plane(struct intel_vgpu *vgpu,
struct intel_vgpu_sprite_plane_format *plane);
#endif