diff options
Diffstat (limited to 'drivers/gpu/drm/vmwgfx/device_include/svga_overlay.h')
| -rw-r--r-- | drivers/gpu/drm/vmwgfx/device_include/svga_overlay.h | 203 |
1 files changed, 60 insertions, 143 deletions
diff --git a/drivers/gpu/drm/vmwgfx/device_include/svga_overlay.h b/drivers/gpu/drm/vmwgfx/device_include/svga_overlay.h index e5385146e7fc..aec17c3c6c29 100644 --- a/drivers/gpu/drm/vmwgfx/device_include/svga_overlay.h +++ b/drivers/gpu/drm/vmwgfx/device_include/svga_overlay.h @@ -1,6 +1,6 @@ -/* SPDX-License-Identifier: GPL-2.0 OR MIT */ /********************************************************** - * Copyright 2007-2015 VMware, Inc. + * Copyright 2007-2021 VMware, Inc. + * SPDX-License-Identifier: GPL-2.0 OR MIT * * Permission is hereby granted, free of charge, to any person * obtaining a copy of this software and associated documentation @@ -30,171 +30,88 @@ * Definitions for video-overlay support. */ + + #ifndef _SVGA_OVERLAY_H_ #define _SVGA_OVERLAY_H_ #include "svga_reg.h" -/* - * Video formats we support - */ +#if defined __cplusplus +extern "C" { +#endif -#define VMWARE_FOURCC_YV12 0x32315659 /* 'Y' 'V' '1' '2' */ -#define VMWARE_FOURCC_YUY2 0x32595559 /* 'Y' 'U' 'Y' '2' */ -#define VMWARE_FOURCC_UYVY 0x59565955 /* 'U' 'Y' 'V' 'Y' */ +#define VMWARE_FOURCC_YV12 0x32315659 +#define VMWARE_FOURCC_YUY2 0x32595559 +#define VMWARE_FOURCC_UYVY 0x59565955 typedef enum { - SVGA_OVERLAY_FORMAT_INVALID = 0, - SVGA_OVERLAY_FORMAT_YV12 = VMWARE_FOURCC_YV12, - SVGA_OVERLAY_FORMAT_YUY2 = VMWARE_FOURCC_YUY2, - SVGA_OVERLAY_FORMAT_UYVY = VMWARE_FOURCC_UYVY, + SVGA_OVERLAY_FORMAT_INVALID = 0, + SVGA_OVERLAY_FORMAT_YV12 = VMWARE_FOURCC_YV12, + SVGA_OVERLAY_FORMAT_YUY2 = VMWARE_FOURCC_YUY2, + SVGA_OVERLAY_FORMAT_UYVY = VMWARE_FOURCC_UYVY, } SVGAOverlayFormat; -#define SVGA_VIDEO_COLORKEY_MASK 0x00ffffff +#define SVGA_VIDEO_COLORKEY_MASK 0x00ffffff -#define SVGA_ESCAPE_VMWARE_VIDEO 0x00020000 +#define SVGA_ESCAPE_VMWARE_VIDEO 0x00020000 -#define SVGA_ESCAPE_VMWARE_VIDEO_SET_REGS 0x00020001 - /* FIFO escape layout: - * Type, Stream Id, (Register Id, Value) pairs */ +#define SVGA_ESCAPE_VMWARE_VIDEO_SET_REGS 0x00020001 -#define SVGA_ESCAPE_VMWARE_VIDEO_FLUSH 0x00020002 - /* FIFO escape layout: - * Type, Stream Id */ +#define SVGA_ESCAPE_VMWARE_VIDEO_FLUSH 0x00020002 -typedef -struct SVGAEscapeVideoSetRegs { - struct { - uint32 cmdType; - uint32 streamId; - } header; +typedef struct SVGAEscapeVideoSetRegs { + struct { + uint32 cmdType; + uint32 streamId; + } header; - /* May include zero or more items. */ - struct { - uint32 registerId; - uint32 value; - } items[1]; + struct { + uint32 registerId; + uint32 value; + } items[1]; } SVGAEscapeVideoSetRegs; -typedef -struct SVGAEscapeVideoFlush { - uint32 cmdType; - uint32 streamId; +typedef struct SVGAEscapeVideoFlush { + uint32 cmdType; + uint32 streamId; } SVGAEscapeVideoFlush; - -/* - * Struct definitions for the video overlay commands built on - * SVGAFifoCmdEscape. - */ -typedef -struct { - uint32 command; - uint32 overlay; +#pragma pack(push, 1) +typedef struct { + uint32 command; + uint32 overlay; } SVGAFifoEscapeCmdVideoBase; +#pragma pack(pop) -typedef -struct { - SVGAFifoEscapeCmdVideoBase videoCmd; +#pragma pack(push, 1) +typedef struct { + SVGAFifoEscapeCmdVideoBase videoCmd; } SVGAFifoEscapeCmdVideoFlush; - -typedef -struct { - SVGAFifoEscapeCmdVideoBase videoCmd; - struct { - uint32 regId; - uint32 value; - } items[1]; +#pragma pack(pop) + +#pragma pack(push, 1) +typedef struct { + SVGAFifoEscapeCmdVideoBase videoCmd; + struct { + uint32 regId; + uint32 value; + } items[1]; } SVGAFifoEscapeCmdVideoSetRegs; - -typedef -struct { - SVGAFifoEscapeCmdVideoBase videoCmd; - struct { - uint32 regId; - uint32 value; - } items[SVGA_VIDEO_NUM_REGS]; +#pragma pack(pop) + +#pragma pack(push, 1) +typedef struct { + SVGAFifoEscapeCmdVideoBase videoCmd; + struct { + uint32 regId; + uint32 value; + } items[SVGA_VIDEO_NUM_REGS]; } SVGAFifoEscapeCmdVideoSetAllRegs; +#pragma pack(pop) - -/* - *---------------------------------------------------------------------- - * - * VMwareVideoGetAttributes -- - * - * Computes the size, pitches and offsets for YUV frames. - * - * Results: - * TRUE on success; otherwise FALSE on failure. - * - * Side effects: - * Pitches and offsets for the given YUV frame are put in 'pitches' - * and 'offsets' respectively. They are both optional though. - * - *---------------------------------------------------------------------- - */ - -static inline bool -VMwareVideoGetAttributes(const SVGAOverlayFormat format, /* IN */ - uint32 *width, /* IN / OUT */ - uint32 *height, /* IN / OUT */ - uint32 *size, /* OUT */ - uint32 *pitches, /* OUT (optional) */ - uint32 *offsets) /* OUT (optional) */ -{ - int tmp; - - *width = (*width + 1) & ~1; - - if (offsets) { - offsets[0] = 0; - } - - switch (format) { - case VMWARE_FOURCC_YV12: - *height = (*height + 1) & ~1; - *size = (*width) * (*height); - - if (pitches) { - pitches[0] = *width; - } - - if (offsets) { - offsets[1] = *size; - } - - tmp = *width >> 1; - - if (pitches) { - pitches[1] = pitches[2] = tmp; - } - - tmp *= (*height >> 1); - *size += tmp; - - if (offsets) { - offsets[2] = *size; - } - - *size += tmp; - break; - - case VMWARE_FOURCC_YUY2: - case VMWARE_FOURCC_UYVY: - *size = *width * 2; - - if (pitches) { - pitches[0] = *size; - } - - *size *= *height; - break; - - default: - return false; - } - - return true; +#if defined __cplusplus } +#endif -#endif /* _SVGA_OVERLAY_H_ */ +#endif |