Add structs and functions necessary for the new plane and fb handling code, including a new header, drm_fourcc.h, that includes the surface formats supported by various DRM drivers.

Signed-off-by: Jesse Barnes jbarnes@virtuousgeek.org --- include/drm/Makefile.am | 1 + include/drm/drm.h | 13 ++++- include/drm/drm_fourcc.h | 130 +++++++++++++++++++++++++++++++++++++++ include/drm/drm_mode.h | 100 ++++++++++++++++++++++++------ xf86drmMode.c | 153 ++++++++++++++++++++++++++++++++++++++++++++++ xf86drmMode.h | 33 ++++++++++ 6 files changed, 411 insertions(+), 19 deletions(-) create mode 100644 include/drm/drm_fourcc.h

diff --git a/include/drm/Makefile.am b/include/drm/Makefile.am index 43695bd..2923ab4 100644 --- a/include/drm/Makefile.am +++ b/include/drm/Makefile.am @@ -26,6 +26,7 @@ klibdrmincludedir = ${includedir}/libdrm klibdrminclude_HEADERS = \ drm.h \ drm_mode.h \ + drm_fourcc.h \ drm_sarea.h \ i915_drm.h \ mga_drm.h \ diff --git a/include/drm/drm.h b/include/drm/drm.h index 5fd24fc..bb2dea8 100644 --- a/include/drm/drm.h +++ b/include/drm/drm.h @@ -467,12 +467,15 @@ struct drm_irq_busid { enum drm_vblank_seq_type { _DRM_VBLANK_ABSOLUTE = 0x0, /**< Wait for specific vblank sequence number */ _DRM_VBLANK_RELATIVE = 0x1, /**< Wait for given number of vblanks */ + /* bits 1-6 are reserved for high crtcs */ + _DRM_VBLANK_HIGH_CRTC_MASK = 0x0000003e, _DRM_VBLANK_EVENT = 0x4000000, /**< Send event instead of blocking */ _DRM_VBLANK_FLIP = 0x8000000, /**< Scheduled buffer swap should flip */ _DRM_VBLANK_NEXTONMISS = 0x10000000, /**< If missed, wait for next vblank */ _DRM_VBLANK_SECONDARY = 0x20000000, /**< Secondary display controller */ _DRM_VBLANK_SIGNAL = 0x40000000 /**< Send signal instead of blocking, unsupported */ }; +#define _DRM_VBLANK_HIGH_CRTC_SHIFT 1

#define _DRM_VBLANK_TYPES_MASK (_DRM_VBLANK_ABSOLUTE | _DRM_VBLANK_RELATIVE) #define _DRM_VBLANK_FLAGS_MASK (_DRM_VBLANK_EVENT | _DRM_VBLANK_SIGNAL | \ @@ -674,6 +677,8 @@ struct drm_get_cap { #define DRM_IOCTL_UNLOCK DRM_IOW( 0x2b, struct drm_lock) #define DRM_IOCTL_FINISH DRM_IOW( 0x2c, struct drm_lock)

+#define DRM_IOCTL_GEM_PRIME_OPEN DRM_IOWR(0x2e, struct drm_gem_open) + #define DRM_IOCTL_AGP_ACQUIRE DRM_IO( 0x30) #define DRM_IOCTL_AGP_RELEASE DRM_IO( 0x31) #define DRM_IOCTL_AGP_ENABLE DRM_IOW( 0x32, struct drm_agp_mode) @@ -713,6 +718,10 @@ struct drm_get_cap { #define DRM_IOCTL_MODE_CREATE_DUMB DRM_IOWR(0xB2, struct drm_mode_create_dumb) #define DRM_IOCTL_MODE_MAP_DUMB DRM_IOWR(0xB3, struct drm_mode_map_dumb) #define DRM_IOCTL_MODE_DESTROY_DUMB DRM_IOWR(0xB4, struct drm_mode_destroy_dumb) +#define DRM_IOCTL_MODE_GETPLANERESOURCES DRM_IOWR(0xB5, struct drm_mode_get_plane_res) +#define DRM_IOCTL_MODE_GETPLANE DRM_IOWR(0xB6, struct drm_mode_get_plane) +#define DRM_IOCTL_MODE_SETPLANE DRM_IOWR(0xB7, struct drm_mode_set_plane) +#define DRM_IOCTL_MODE_ADDFB2 DRM_IOWR(0xB8, struct drm_mode_fb_cmd2)

/** * Device specific ioctls should only be in their respective headers @@ -755,9 +764,10 @@ struct drm_event_vblank { };

#define DRM_CAP_DUMB_BUFFER 0x1 -#define DRM_CAP_VBLANK_HIGH_CRTC 0x2 +#define DRM_CAP_VBLANK_HIGH_CRTC 0x2

/* typedef area */ +#ifndef __KERNEL__ typedef struct drm_clip_rect drm_clip_rect_t; typedef struct drm_drawable_info drm_drawable_info_t; typedef struct drm_tex_region drm_tex_region_t; @@ -799,5 +809,6 @@ typedef struct drm_agp_binding drm_agp_binding_t; typedef struct drm_agp_info drm_agp_info_t; typedef struct drm_scatter_gather drm_scatter_gather_t; typedef struct drm_set_version drm_set_version_t; +#endif

#endif diff --git a/include/drm/drm_fourcc.h b/include/drm/drm_fourcc.h new file mode 100644 index 0000000..b1107cb --- /dev/null +++ b/include/drm/drm_fourcc.h @@ -0,0 +1,130 @@ +/* + * Copyright 2011 Intel Corporation + * + * 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 + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS 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. + */ + +#ifndef DRM_FOURCC_H +#define DRM_FOURCC_H + +#include <linux/types.h> + +#define fourcc_code(a,b,c,d) ((__u32)(a) | ((__u32)(b) << 8) | \ + ((__u32)(c) << 16) | ((__u32)(d) << 24)) + +#define DRM_FORMAT_BIG_ENDIAN (1<<31) /* format is big endian instead of little endian */ + +/* color index */ +#define DRM_FORMAT_C8 fourcc_code('C', '8', ' ', ' ') /* [7:0] C */ + +/* 8 bpp RGB */ +#define DRM_FORMAT_RGB332 fourcc_code('R', 'G', 'B', '8') /* [7:0] R:G:B 3:3:2 */ +#define DRM_FORMAT_BGR233 fourcc_code('B', 'G', 'R', '8') /* [7:0] B:G:R 2:3:3 */ + +/* 16 bpp RGB */ +#define DRM_FORMAT_XRGB4444 fourcc_code('X', 'R', '1', '2') /* [15:0] x:R:G:B 4:4:4:4 little endian */ +#define DRM_FORMAT_XBGR4444 fourcc_code('X', 'B', '1', '2') /* [15:0] x:B:G:R 4:4:4:4 little endian */ +#define DRM_FORMAT_RGBX4444 fourcc_code('R', 'X', '1', '2') /* [15:0] R:G:B:x 4:4:4:4 little endian */ +#define DRM_FORMAT_BGRX4444 fourcc_code('B', 'X', '1', '2') /* [15:0] B:G:R:x 4:4:4:4 little endian */ + +#define DRM_FORMAT_ARGB4444 fourcc_code('A', 'R', '1', '2') /* [15:0] A:R:G:B 4:4:4:4 little endian */ +#define DRM_FORMAT_ABGR4444 fourcc_code('A', 'B', '1', '2') /* [15:0] A:B:G:R 4:4:4:4 little endian */ +#define DRM_FORMAT_RGBA4444 fourcc_code('R', 'A', '1', '2') /* [15:0] R:G:B:A 4:4:4:4 little endian */ +#define DRM_FORMAT_BGRA4444 fourcc_code('B', 'A', '1', '2') /* [15:0] B:G:R:A 4:4:4:4 little endian */ + +#define DRM_FORMAT_XRGB1555 fourcc_code('X', 'R', '1', '5') /* [15:0] x:R:G:B 1:5:5:5 little endian */ +#define DRM_FORMAT_XBGR1555 fourcc_code('X', 'B', '1', '5') /* [15:0] x:B:G:R 1:5:5:5 little endian */ +#define DRM_FORMAT_RGBX5551 fourcc_code('R', 'X', '1', '5') /* [15:0] R:G:B:x 5:5:5:1 little endian */ +#define DRM_FORMAT_BGRX5551 fourcc_code('B', 'X', '1', '5') /* [15:0] B:G:R:x 5:5:5:1 little endian */ + +#define DRM_FORMAT_ARGB1555 fourcc_code('A', 'R', '1', '5') /* [15:0] A:R:G:B 1:5:5:5 little endian */ +#define DRM_FORMAT_ABGR1555 fourcc_code('A', 'B', '1', '5') /* [15:0] A:B:G:R 1:5:5:5 little endian */ +#define DRM_FORMAT_RGBA5551 fourcc_code('R', 'A', '1', '5') /* [15:0] R:G:B:A 5:5:5:1 little endian */ +#define DRM_FORMAT_BGRA5551 fourcc_code('B', 'A', '1', '5') /* [15:0] B:G:R:A 5:5:5:1 little endian */ + +#define DRM_FORMAT_RGB565 fourcc_code('R', 'G', '1', '6') /* [15:0] R:G:B 5:6:5 little endian */ +#define DRM_FORMAT_BGR565 fourcc_code('B', 'G', '1', '6') /* [15:0] B:G:R 5:6:5 little endian */ + +/* 24 bpp RGB */ +#define DRM_FORMAT_RGB888 fourcc_code('R', 'G', '2', '4') /* [23:0] R:G:B little endian */ +#define DRM_FORMAT_BGR888 fourcc_code('B', 'G', '2', '4') /* [23:0] B:G:R little endian */ + +/* 32 bpp RGB */ +#define DRM_FORMAT_XRGB8888 fourcc_code('X', 'R', '2', '4') /* [31:0] x:R:G:B 8:8:8:8 little endian */ +#define DRM_FORMAT_XBGR8888 fourcc_code('X', 'B', '2', '4') /* [31:0] x:B:G:R 8:8:8:8 little endian */ +#define DRM_FORMAT_RGBX8888 fourcc_code('R', 'X', '2', '4') /* [31:0] R:G:B:x 8:8:8:8 little endian */ +#define DRM_FORMAT_BGRX8888 fourcc_code('B', 'X', '2', '4') /* [31:0] B:G:R:x 8:8:8:8 little endian */ + +#define DRM_FORMAT_ARGB8888 fourcc_code('A', 'R', '2', '4') /* [31:0] A:R:G:B 8:8:8:8 little endian */ +#define DRM_FORMAT_ABGR8888 fourcc_code('A', 'B', '2', '4') /* [31:0] A:B:G:R 8:8:8:8 little endian */ +#define DRM_FORMAT_RGBA8888 fourcc_code('R', 'A', '2', '4') /* [31:0] R:G:B:A 8:8:8:8 little endian */ +#define DRM_FORMAT_BGRA8888 fourcc_code('B', 'A', '2', '4') /* [31:0] B:G:R:A 8:8:8:8 little endian */ + +#define DRM_FORMAT_XRGB2101010 fourcc_code('X', 'R', '3', '0') /* [31:0] x:R:G:B 2:10:10:10 little endian */ +#define DRM_FORMAT_XBGR2101010 fourcc_code('X', 'B', '3', '0') /* [31:0] x:B:G:R 2:10:10:10 little endian */ +#define DRM_FORMAT_RGBX1010102 fourcc_code('R', 'X', '3', '0') /* [31:0] R:G:B:x 10:10:10:2 little endian */ +#define DRM_FORMAT_BGRX1010102 fourcc_code('B', 'X', '3', '0') /* [31:0] B:G:R:x 10:10:10:2 little endian */ + +#define DRM_FORMAT_ARGB2101010 fourcc_code('A', 'R', '3', '0') /* [31:0] A:R:G:B 2:10:10:10 little endian */ +#define DRM_FORMAT_ABGR2101010 fourcc_code('A', 'B', '3', '0') /* [31:0] A:B:G:R 2:10:10:10 little endian */ +#define DRM_FORMAT_RGBA1010102 fourcc_code('R', 'A', '3', '0') /* [31:0] R:G:B:A 10:10:10:2 little endian */ +#define DRM_FORMAT_BGRA1010102 fourcc_code('B', 'A', '3', '0') /* [31:0] B:G:R:A 10:10:10:2 little endian */ + +/* packed YCbCr */ +#define DRM_FORMAT_YUYV fourcc_code('Y', 'U', 'Y', 'V') /* [31:0] Cr0:Y1:Cb0:Y0 8:8:8:8 little endian */ +#define DRM_FORMAT_YVYU fourcc_code('Y', 'V', 'Y', 'U') /* [31:0] Cb0:Y1:Cr0:Y0 8:8:8:8 little endian */ +#define DRM_FORMAT_UYVY fourcc_code('U', 'Y', 'V', 'Y') /* [31:0] Y1:Cr0:Y0:Cb0 8:8:8:8 little endian */ +#define DRM_FORMAT_VYUY fourcc_code('V', 'Y', 'U', 'Y') /* [31:0] Y1:Cb0:Y0:Cr0 8:8:8:8 little endian */ + +#define DRM_FORMAT_AYUV fourcc_code('A', 'Y', 'U', 'V') /* [31:0] A:Y:Cb:Cr 8:8:8:8 little endian */ + +/* + * 2 plane YCbCr + * index 0 = Y plane, [7:0] Y + * index 1 = Cr:Cb plane, [15:0] Cr:Cb little endian + * or + * index 1 = Cb:Cr plane, [15:0] Cb:Cr little endian + */ +#define DRM_FORMAT_NV12 fourcc_code('N', 'V', '1', '2') /* 2x2 subsampled Cr:Cb plane */ +#define DRM_FORMAT_NV21 fourcc_code('N', 'V', '2', '1') /* 2x2 subsampled Cb:Cr plane */ +#define DRM_FORMAT_NV16 fourcc_code('N', 'V', '1', '6') /* 2x1 subsampled Cr:Cb plane */ +#define DRM_FORMAT_NV61 fourcc_code('N', 'V', '6', '1') /* 2x1 subsampled Cb:Cr plane */ + +/* + * 3 plane YCbCr + * index 0: Y plane, [7:0] Y + * index 1: Cb plane, [7:0] Cb + * index 2: Cr plane, [7:0] Cr + * or + * index 1: Cr plane, [7:0] Cr + * index 2: Cb plane, [7:0] Cb + */ +#define DRM_FORMAT_YUV410 fourcc_code('Y', 'U', 'V', '9') /* 4x4 subsampled Cb (1) and Cr (2) planes */ +#define DRM_FORMAT_YVU410 fourcc_code('Y', 'V', 'U', '9') /* 4x4 subsampled Cr (1) and Cb (2) planes */ +#define DRM_FORMAT_YUV411 fourcc_code('Y', 'U', '1', '1') /* 4x1 subsampled Cb (1) and Cr (2) planes */ +#define DRM_FORMAT_YVU411 fourcc_code('Y', 'V', '1', '1') /* 4x1 subsampled Cr (1) and Cb (2) planes */ +#define DRM_FORMAT_YUV420 fourcc_code('Y', 'U', '1', '2') /* 2x2 subsampled Cb (1) and Cr (2) planes */ +#define DRM_FORMAT_YVU420 fourcc_code('Y', 'V', '1', '2') /* 2x2 subsampled Cr (1) and Cb (2) planes */ +#define DRM_FORMAT_YUV422 fourcc_code('Y', 'U', '1', '6') /* 2x1 subsampled Cb (1) and Cr (2) planes */ +#define DRM_FORMAT_YVU422 fourcc_code('Y', 'V', '1', '6') /* 2x1 subsampled Cr (1) and Cb (2) planes */ +#define DRM_FORMAT_YUV444 fourcc_code('Y', 'U', '2', '4') /* non-subsampled Cb (1) and Cr (2) planes */ +#define DRM_FORMAT_YVU444 fourcc_code('Y', 'V', '2', '4') /* non-subsampled Cr (1) and Cb (2) planes */ + +#endif /* DRM_FOURCC_H */ diff --git a/include/drm/drm_mode.h b/include/drm/drm_mode.h index c7c1fbe..6c32c22 100644 --- a/include/drm/drm_mode.h +++ b/include/drm/drm_mode.h @@ -120,6 +120,43 @@ struct drm_mode_crtc { struct drm_mode_modeinfo mode; };

+#define DRM_MODE_PRESENT_TOP_FIELD (1<<0) +#define DRM_MODE_PRESENT_BOTTOM_FIELD (1<<1) + +/* Planes blend with or override other bits on the CRTC */ +struct drm_mode_set_plane { + __u32 plane_id; + __u32 crtc_id; + __u32 fb_id; /* fb object contains surface format type */ + __u32 flags; + + /* Signed dest location allows it to be partially off screen */ + __s32 crtc_x, crtc_y; + __u32 crtc_w, crtc_h; + + /* Source values are 16.16 fixed point */ + __u32 src_x, src_y; + __u32 src_h, src_w; +}; + +struct drm_mode_get_plane { + __u32 plane_id; + + __u32 crtc_id; + __u32 fb_id; + + __u32 possible_crtcs; + __u32 gamma_size; + + __u32 count_format_types; + __u64 format_type_ptr; +}; + +struct drm_mode_get_plane_res { + __u64 plane_id_ptr; + __u32 count_planes; +}; + #define DRM_MODE_ENCODER_NONE 0 #define DRM_MODE_ENCODER_DAC 1 #define DRM_MODE_ENCODER_TMDS 2 @@ -229,6 +266,33 @@ struct drm_mode_fb_cmd { __u32 handle; };

+#define DRM_MODE_FB_INTERLACED (1<<0) /* for interlaced framebuffers */ + +struct drm_mode_fb_cmd2 { + __u32 fb_id; + __u32 width, height; + __u32 pixel_format; /* fourcc code from drm_fourcc.h */ + __u32 flags; + + /* + * In case of planar formats, this ioctl allows up to 4 + * buffer objects with offets and pitches per plane. + * The pitch and offset order is dictated by the fourcc, + * e.g. NV12 (http://fourcc.org/yuv.php#NV12) is described as: + * + * YUV 4:2:0 image with a plane of 8 bit Y samples + * followed by an interleaved U/V plane containing + * 8 bit 2x2 subsampled colour difference samples. + * + * So it would consist of Y as offset[0] and UV as + * offeset[1]. Note that offset[0] will generally + * be 0. + */ + __u32 handles[4]; + __u32 pitches[4]; /* pitch for each plane */ + __u32 offsets[4]; /* offset of each plane */ +}; + #define DRM_MODE_FB_DIRTY_ANNOTATE_COPY 0x01 #define DRM_MODE_FB_DIRTY_ANNOTATE_FILL 0x02 #define DRM_MODE_FB_DIRTY_FLAGS 0x03 @@ -346,31 +410,31 @@ struct drm_mode_crtc_page_flip {

/* create a dumb scanout buffer */ struct drm_mode_create_dumb { - __u32 height; - __u32 width; - __u32 bpp; - __u32 flags; - /* handle, pitch, size will be returned */ - __u32 handle; - __u32 pitch; - __u64 size; + uint32_t height; + uint32_t width; + uint32_t bpp; + uint32_t flags; + /* handle, pitch, size will be returned */ + uint32_t handle; + uint32_t pitch; + uint64_t size; };

/* set up for mmap of a dumb scanout buffer */ struct drm_mode_map_dumb { - /** Handle for the object being mapped. */ - __u32 handle; - __u32 pad; - /** - * Fake offset to use for subsequent mmap call - * - * This is a fixed-size type for 32/64 compatibility. - */ - __u64 offset; + /** Handle for the object being mapped. */ + __u32 handle; + __u32 pad; + /** + * Fake offset to use for subsequent mmap call + * + * This is a fixed-size type for 32/64 compatibility. + */ + __u64 offset; };

struct drm_mode_destroy_dumb { - __u32 handle; + uint32_t handle; };

#endif diff --git a/xf86drmMode.c b/xf86drmMode.c index f08e648..da7b462 100644 --- a/xf86drmMode.c +++ b/xf86drmMode.c @@ -255,6 +255,29 @@ int drmModeAddFB(int fd, uint32_t width, uint32_t height, uint8_t depth, return 0; }

+int drmModeAddFB2(int fd, uint32_t width, uint32_t height, + uint32_t pixel_format, uint32_t bo_handles[4], + uint32_t pitches[4], uint32_t offsets[4], + uint32_t *buf_id, uint32_t flags) +{ + struct drm_mode_fb_cmd2 f; + int ret; + + f.width = width; + f.height = height; + f.pixel_format = pixel_format; + f.flags = flags; + memcpy(f.handles, bo_handles, sizeof(bo_handles)); + memcpy(f.pitches, pitches, sizeof(pitches)); + memcpy(f.offsets, offsets, sizeof(offsets)); + + if ((ret = DRM_IOCTL(fd, DRM_IOCTL_MODE_ADDFB2, &f))) + return ret; + + *buf_id = f.fb_id; + return 0; +} + int drmModeRmFB(int fd, uint32_t bufferId) { return DRM_IOCTL(fd, DRM_IOCTL_MODE_RMFB, &bufferId); @@ -806,3 +829,133 @@ int drmModePageFlip(int fd, uint32_t crtc_id, uint32_t fb_id,

return DRM_IOCTL(fd, DRM_IOCTL_MODE_PAGE_FLIP, &flip); } + +int drmModeSetPlane(int fd, uint32_t plane_id, uint32_t crtc_id, + uint32_t fb_id, uint32_t flags, + uint32_t crtc_x, uint32_t crtc_y, + uint32_t crtc_w, uint32_t crtc_h, + uint32_t src_x, uint32_t src_y, + uint32_t src_w, uint32_t src_h) + +{ + struct drm_mode_set_plane s; + + s.plane_id = plane_id; + s.crtc_id = crtc_id; + s.fb_id = fb_id; + s.flags = flags; + s.crtc_x = crtc_x; + s.crtc_y = crtc_y; + s.crtc_w = crtc_w; + s.crtc_h = crtc_h; + s.src_x = src_x; + s.src_y = src_y; + s.src_w = src_w; + s.src_h = src_h; + + return DRM_IOCTL(fd, DRM_IOCTL_MODE_SETPLANE, &s); +} + + +drmModePlanePtr drmModeGetPlane(int fd, uint32_t plane_id) +{ + struct drm_mode_get_plane ovr, counts; + drmModePlanePtr r = 0; + +retry: + memset(&ovr, 0, sizeof(struct drm_mode_get_plane)); + ovr.plane_id = plane_id; + if (drmIoctl(fd, DRM_IOCTL_MODE_GETPLANE, &ovr)) + return 0; + + counts = ovr; + + if (ovr.count_format_types) { + ovr.format_type_ptr = VOID2U64(drmMalloc(ovr.count_format_types * + sizeof(uint32_t))); + if (!ovr.format_type_ptr) + goto err_allocs; + } + + if (drmIoctl(fd, DRM_IOCTL_MODE_GETPLANE, &ovr)) + goto err_allocs; + + if (counts.count_format_types < ovr.count_format_types) { + drmFree(U642VOID(ovr.format_type_ptr)); + goto retry; + } + + if (!(r = drmMalloc(sizeof(*r)))) + goto err_allocs; + + r->count_formats = ovr.count_format_types; + r->plane_id = ovr.plane_id; + r->crtc_id = ovr.crtc_id; + r->fb_id = ovr.fb_id; + r->possible_crtcs = ovr.possible_crtcs; + r->gamma_size = ovr.gamma_size; + r->formats = drmAllocCpy(U642VOID(ovr.format_type_ptr), + ovr.count_format_types, sizeof(uint32_t)); + if (ovr.count_format_types && !r->formats) { + drmFree(r->formats); + r = 0; + } + +err_allocs: + drmFree(U642VOID(ovr.format_type_ptr)); + + return r; +} + +void drmModeFreePlane(drmModePlanePtr ptr) +{ + if (!ptr) + return; + + drmFree(ptr->formats); + drmFree(ptr); +} + +drmModePlaneResPtr drmModeGetPlaneResources(int fd) +{ + struct drm_mode_get_plane_res res, counts; + drmModePlaneResPtr r = 0; + +retry: + memset(&res, 0, sizeof(struct drm_mode_get_plane_res)); + if (drmIoctl(fd, DRM_IOCTL_MODE_GETPLANERESOURCES, &res)) + return 0; + + counts = res; + + if (res.count_planes) { + res.plane_id_ptr = VOID2U64(drmMalloc(res.count_planes * + sizeof(uint32_t))); + if (!res.plane_id_ptr) + goto err_allocs; + } + + if (drmIoctl(fd, DRM_IOCTL_MODE_GETPLANERESOURCES, &res)) + goto err_allocs; + + if (counts.count_planes < res.count_planes) { + drmFree(U642VOID(res.plane_id_ptr)); + goto retry; + } + + if (!(r = drmMalloc(sizeof(*r)))) + goto err_allocs; + + r->count_planes = res.count_planes; + r->planes = drmAllocCpy(U642VOID(res.plane_id_ptr), + res.count_planes, sizeof(uint32_t)); + if (res.count_planes && !r->planes) { + drmFree(r->planes); + r = 0; + } + +err_allocs: + drmFree(U642VOID(res.plane_id_ptr)); + + return r; +} diff --git a/xf86drmMode.h b/xf86drmMode.h index 1b1e3e2..c0fc2ef 100644 --- a/xf86drmMode.h +++ b/xf86drmMode.h @@ -278,7 +278,25 @@ typedef struct _drmModeConnector { uint32_t *encoders; /**< List of encoder ids */ } drmModeConnector, *drmModeConnectorPtr;

+typedef struct _drmModePlane { + uint32_t count_formats; + uint32_t *formats; + uint32_t plane_id;

+ uint32_t crtc_id; + uint32_t fb_id; + + uint32_t crtc_x, crtc_y; + uint32_t x, y; + + uint32_t possible_crtcs; + uint32_t gamma_size; +} drmModePlane, *drmModePlanePtr; + +typedef struct _drmModePlaneRes { + uint32_t count_planes; + uint32_t *planes; +} drmModePlaneRes, *drmModePlaneResPtr;

extern void drmModeFreeModeInfo( drmModeModeInfoPtr ptr ); extern void drmModeFreeResources( drmModeResPtr ptr ); @@ -286,6 +304,7 @@ extern void drmModeFreeFB( drmModeFBPtr ptr ); extern void drmModeFreeCrtc( drmModeCrtcPtr ptr ); extern void drmModeFreeConnector( drmModeConnectorPtr ptr ); extern void drmModeFreeEncoder( drmModeEncoderPtr ptr ); +extern void drmModeFreePlane( drmModePlanePtr ptr );

/** * Retrives all of the resources associated with a card. @@ -307,6 +326,11 @@ extern drmModeFBPtr drmModeGetFB(int fd, uint32_t bufferId); extern int drmModeAddFB(int fd, uint32_t width, uint32_t height, uint8_t depth, uint8_t bpp, uint32_t pitch, uint32_t bo_handle, uint32_t *buf_id); +/* ...with a specific pixel format */ +extern int drmModeAddFB2(int fd, uint32_t width, uint32_t height, + uint32_t pixel_format, uint32_t bo_handles[4], + uint32_t pitches[4], uint32_t offsets[4], + uint32_t *buf_id, uint32_t flags); /** * Destroies the given framebuffer. */ @@ -391,6 +415,15 @@ extern int drmModeCrtcGetGamma(int fd, uint32_t crtc_id, uint32_t size, extern int drmModePageFlip(int fd, uint32_t crtc_id, uint32_t fb_id, uint32_t flags, void *user_data);

+extern drmModePlaneResPtr drmModeGetPlaneResources(int fd); +extern drmModePlanePtr drmModeGetPlane(int fd, uint32_t plane_id); +extern int drmModeSetPlane(int fd, uint32_t plane_id, uint32_t crtc_id, + uint32_t fb_id, uint32_t flags, + uint32_t crtc_x, uint32_t crtc_y, + uint32_t crtc_w, uint32_t crtc_h, + uint32_t src_x, uint32_t src_y, + uint32_t src_w, uint32_t src_h); + #if defined(__cplusplus) || defined(c_plusplus) } #endif