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authorLucas De Marchi <lucas.demarchi@intel.com>2021-07-10 23:12:03 -0700
committerLucas De Marchi <lucas.demarchi@intel.com>2021-07-15 12:01:56 -0700
commitac539412cc51238e229337aa4febe6de93050f91 (patch)
tree678a3cf22e79f7b6c95a501af99f95bf569de693 /include
parenta91b7955265ccb52aeb27c911f81965279c73ebe (diff)
include/drm-uapi: sync kernel headers
Sync with drm-next: 21c355b09711 ("Merge tag 'drm-misc-next-fixes-2021-07-01' of git://anongit.freedesktop.org/drm/drm-misc into drm-next") Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com> Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch> Reviewed-by: Ashutosh Dixit <ashutosh.dixit@intel.com>
Diffstat (limited to 'include')
-rw-r--r--include/drm-uapi/amdgpu_drm.h93
-rw-r--r--include/drm-uapi/drm.h250
-rw-r--r--include/drm-uapi/drm_fourcc.h74
-rw-r--r--include/drm-uapi/drm_mode.h195
-rw-r--r--include/drm-uapi/etnaviv_drm.h3
-rw-r--r--include/drm-uapi/exynos_drm.h2
-rw-r--r--include/drm-uapi/lima_drm.h176
-rw-r--r--include/drm-uapi/msm_drm.h32
-rw-r--r--include/drm-uapi/nouveau_drm.h1
-rw-r--r--include/drm-uapi/panfrost_drm.h1
-rw-r--r--include/drm-uapi/virtgpu_drm.h39
-rw-r--r--include/drm-uapi/vmwgfx_drm.h33
12 files changed, 766 insertions, 133 deletions
diff --git a/include/drm-uapi/amdgpu_drm.h b/include/drm-uapi/amdgpu_drm.h
index ac387982..0cbd1540 100644
--- a/include/drm-uapi/amdgpu_drm.h
+++ b/include/drm-uapi/amdgpu_drm.h
@@ -116,8 +116,6 @@ extern "C" {
#define AMDGPU_GEM_CREATE_CPU_GTT_USWC (1 << 2)
/* Flag that the memory should be in VRAM and cleared */
#define AMDGPU_GEM_CREATE_VRAM_CLEARED (1 << 3)
-/* Flag that create shadow bo(GTT) while allocating vram bo */
-#define AMDGPU_GEM_CREATE_SHADOW (1 << 4)
/* Flag that allocating the BO should use linear VRAM */
#define AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS (1 << 5)
/* Flag that BO is always valid in this VM */
@@ -125,13 +123,23 @@ extern "C" {
/* Flag that BO sharing will be explicitly synchronized */
#define AMDGPU_GEM_CREATE_EXPLICIT_SYNC (1 << 7)
/* Flag that indicates allocating MQD gart on GFX9, where the mtype
- * for the second page onward should be set to NC.
+ * for the second page onward should be set to NC. It should never
+ * be used by user space applications.
*/
-#define AMDGPU_GEM_CREATE_MQD_GFX9 (1 << 8)
+#define AMDGPU_GEM_CREATE_CP_MQD_GFX9 (1 << 8)
/* Flag that BO may contain sensitive data that must be wiped before
* releasing the memory
*/
#define AMDGPU_GEM_CREATE_VRAM_WIPE_ON_RELEASE (1 << 9)
+/* Flag that BO will be encrypted and that the TMZ bit should be
+ * set in the PTEs when mapping this buffer via GPUVM or
+ * accessing it with various hw blocks
+ */
+#define AMDGPU_GEM_CREATE_ENCRYPTED (1 << 10)
+/* Flag that BO will be used only in preemptible context, which does
+ * not require GTT memory accounting
+ */
+#define AMDGPU_GEM_CREATE_PREEMPTIBLE (1 << 11)
struct drm_amdgpu_gem_create_in {
/** the requested memory size */
@@ -345,6 +353,10 @@ struct drm_amdgpu_gem_userptr {
#define AMDGPU_TILING_DCC_PITCH_MAX_MASK 0x3FFF
#define AMDGPU_TILING_DCC_INDEPENDENT_64B_SHIFT 43
#define AMDGPU_TILING_DCC_INDEPENDENT_64B_MASK 0x1
+#define AMDGPU_TILING_DCC_INDEPENDENT_128B_SHIFT 44
+#define AMDGPU_TILING_DCC_INDEPENDENT_128B_MASK 0x1
+#define AMDGPU_TILING_SCANOUT_SHIFT 63
+#define AMDGPU_TILING_SCANOUT_MASK 0x1
/* Set/Get helpers for tiling flags. */
#define AMDGPU_TILING_SET(field, value) \
@@ -492,15 +504,15 @@ struct drm_amdgpu_gem_op {
#define AMDGPU_VM_MTYPE_MASK (0xf << 5)
/* Default MTYPE. Pre-AI must use this. Recommended for newer ASICs. */
#define AMDGPU_VM_MTYPE_DEFAULT (0 << 5)
-/* Use NC MTYPE instead of default MTYPE */
+/* Use Non Coherent MTYPE instead of default MTYPE */
#define AMDGPU_VM_MTYPE_NC (1 << 5)
-/* Use WC MTYPE instead of default MTYPE */
+/* Use Write Combine MTYPE instead of default MTYPE */
#define AMDGPU_VM_MTYPE_WC (2 << 5)
-/* Use CC MTYPE instead of default MTYPE */
+/* Use Cache Coherent MTYPE instead of default MTYPE */
#define AMDGPU_VM_MTYPE_CC (3 << 5)
-/* Use UC MTYPE instead of default MTYPE */
+/* Use UnCached MTYPE instead of default MTYPE */
#define AMDGPU_VM_MTYPE_UC (4 << 5)
-/* Use RW MTYPE instead of default MTYPE */
+/* Use Read Write MTYPE instead of default MTYPE */
#define AMDGPU_VM_MTYPE_RW (5 << 5)
struct drm_amdgpu_gem_va {
@@ -554,7 +566,7 @@ struct drm_amdgpu_cs_in {
/** Handle of resource list associated with CS */
__u32 bo_list_handle;
__u32 num_chunks;
- __u32 _pad;
+ __u32 flags;
/** this points to __u64 * which point to cs chunks */
__u64 chunks;
};
@@ -588,6 +600,14 @@ union drm_amdgpu_cs {
*/
#define AMDGPU_IB_FLAG_RESET_GDS_MAX_WAVE_ID (1 << 4)
+/* Flag the IB as secure (TMZ)
+ */
+#define AMDGPU_IB_FLAGS_SECURE (1 << 5)
+
+/* Tell KMD to flush and invalidate caches
+ */
+#define AMDGPU_IB_FLAG_EMIT_MEM_SYNC (1 << 6)
+
struct drm_amdgpu_cs_chunk_ib {
__u32 _pad;
/** AMDGPU_IB_FLAG_* */
@@ -649,12 +669,13 @@ struct drm_amdgpu_cs_chunk_data {
};
};
-/**
+/*
* Query h/w info: Flag that this is integrated (a.h.a. fusion) GPU
*
*/
#define AMDGPU_IDS_FLAGS_FUSION 0x1
#define AMDGPU_IDS_FLAGS_PREEMPTION 0x2
+#define AMDGPU_IDS_FLAGS_TMZ 0x4
/* indicate if acceleration can be working */
#define AMDGPU_INFO_ACCEL_WORKING 0x00
@@ -705,6 +726,8 @@ struct drm_amdgpu_cs_chunk_data {
#define AMDGPU_INFO_FW_TA 0x13
/* Subquery id: Query DMCUB firmware version */
#define AMDGPU_INFO_FW_DMCUB 0x14
+ /* Subquery id: Query TOC firmware version */
+ #define AMDGPU_INFO_FW_TOC 0x15
/* number of bytes moved for TTM migration */
#define AMDGPU_INFO_NUM_BYTES_MOVED 0x0f
@@ -734,6 +757,8 @@ struct drm_amdgpu_cs_chunk_data {
#define AMDGPU_INFO_VBIOS_SIZE 0x1
/* Subquery id: Query vbios image */
#define AMDGPU_INFO_VBIOS_IMAGE 0x2
+ /* Subquery id: Query vbios info */
+ #define AMDGPU_INFO_VBIOS_INFO 0x3
/* Query UVD handles */
#define AMDGPU_INFO_NUM_HANDLES 0x1C
/* Query sensor related information */
@@ -761,6 +786,12 @@ struct drm_amdgpu_cs_chunk_data {
#define AMDGPU_INFO_VRAM_LOST_COUNTER 0x1F
/* query ras mask of enabled features*/
#define AMDGPU_INFO_RAS_ENABLED_FEATURES 0x20
+/* query video encode/decode caps */
+#define AMDGPU_INFO_VIDEO_CAPS 0x21
+ /* Subquery id: Decode */
+ #define AMDGPU_INFO_VIDEO_CAPS_DECODE 0
+ /* Subquery id: Encode */
+ #define AMDGPU_INFO_VIDEO_CAPS_ENCODE 1
/* RAS MASK: UMC (VRAM) */
#define AMDGPU_INFO_RAS_ENABLED_UMC (1 << 0)
@@ -857,6 +888,10 @@ struct drm_amdgpu_info {
struct {
__u32 type;
} sensor_info;
+
+ struct {
+ __u32 type;
+ } video_cap;
};
};
@@ -917,6 +952,15 @@ struct drm_amdgpu_info_firmware {
__u32 feature;
};
+struct drm_amdgpu_info_vbios {
+ __u8 name[64];
+ __u8 vbios_pn[64];
+ __u32 version;
+ __u32 pad;
+ __u8 vbios_ver_str[32];
+ __u8 date[32];
+};
+
#define AMDGPU_VRAM_TYPE_UNKNOWN 0
#define AMDGPU_VRAM_TYPE_GDDR1 1
#define AMDGPU_VRAM_TYPE_DDR2 2
@@ -927,6 +971,7 @@ struct drm_amdgpu_info_firmware {
#define AMDGPU_VRAM_TYPE_DDR3 7
#define AMDGPU_VRAM_TYPE_DDR4 8
#define AMDGPU_VRAM_TYPE_GDDR6 9
+#define AMDGPU_VRAM_TYPE_DDR5 10
struct drm_amdgpu_info_device {
/** PCI Device ID */
@@ -1052,6 +1097,30 @@ struct drm_amdgpu_info_vce_clock_table {
__u32 pad;
};
+/* query video encode/decode caps */
+#define AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG2 0
+#define AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4 1
+#define AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VC1 2
+#define AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC 3
+#define AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC 4
+#define AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_JPEG 5
+#define AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VP9 6
+#define AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_AV1 7
+#define AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_COUNT 8
+
+struct drm_amdgpu_info_video_codec_info {
+ __u32 valid;
+ __u32 max_width;
+ __u32 max_height;
+ __u32 max_pixels_per_frame;
+ __u32 max_level;
+ __u32 pad;
+};
+
+struct drm_amdgpu_info_video_caps {
+ struct drm_amdgpu_info_video_codec_info codec_info[AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_COUNT];
+};
+
/*
* Supported GPU families
*/
@@ -1064,6 +1133,8 @@ struct drm_amdgpu_info_vce_clock_table {
#define AMDGPU_FAMILY_AI 141 /* Vega10 */
#define AMDGPU_FAMILY_RV 142 /* Raven */
#define AMDGPU_FAMILY_NV 143 /* Navi10 */
+#define AMDGPU_FAMILY_VGH 144 /* Van Gogh */
+#define AMDGPU_FAMILY_YC 146 /* Yellow Carp */
#if defined(__cplusplus)
}
diff --git a/include/drm-uapi/drm.h b/include/drm-uapi/drm.h
index c7fd2a35..398c396f 100644
--- a/include/drm-uapi/drm.h
+++ b/include/drm-uapi/drm.h
@@ -1,11 +1,10 @@
-/**
- * \file drm.h
+/*
* Header for the Direct Rendering Manager
*
- * \author Rickard E. (Rik) Faith <faith@valinux.com>
+ * Author: Rickard E. (Rik) Faith <faith@valinux.com>
*
- * \par Acknowledgments:
- * Dec 1999, Richard Henderson <rth@twiddle.net>, move to generic \c cmpxchg.
+ * Acknowledgments:
+ * Dec 1999, Richard Henderson <rth@twiddle.net>, move to generic cmpxchg.
*/
/*
@@ -79,7 +78,7 @@ typedef unsigned int drm_context_t;
typedef unsigned int drm_drawable_t;
typedef unsigned int drm_magic_t;
-/**
+/*
* Cliprect.
*
* \warning: If you change this structure, make sure you change
@@ -95,7 +94,7 @@ struct drm_clip_rect {
unsigned short y2;
};
-/**
+/*
* Drawable information.
*/
struct drm_drawable_info {
@@ -103,7 +102,7 @@ struct drm_drawable_info {
struct drm_clip_rect *rects;
};
-/**
+/*
* Texture region,
*/
struct drm_tex_region {
@@ -114,7 +113,7 @@ struct drm_tex_region {
unsigned int age;
};
-/**
+/*
* Hardware lock.
*
* The lock structure is a simple cache-line aligned integer. To avoid
@@ -126,7 +125,7 @@ struct drm_hw_lock {
char padding[60]; /**< Pad to cache line */
};
-/**
+/*
* DRM_IOCTL_VERSION ioctl argument type.
*
* \sa drmGetVersion().
@@ -143,7 +142,7 @@ struct drm_version {
char *desc; /**< User-space buffer to hold desc */
};
-/**
+/*
* DRM_IOCTL_GET_UNIQUE ioctl argument type.
*
* \sa drmGetBusid() and drmSetBusId().
@@ -162,7 +161,7 @@ struct drm_block {
int unused;
};
-/**
+/*
* DRM_IOCTL_CONTROL ioctl argument type.
*
* \sa drmCtlInstHandler() and drmCtlUninstHandler().
@@ -177,7 +176,7 @@ struct drm_control {
int irq;
};
-/**
+/*
* Type of memory to map.
*/
enum drm_map_type {
@@ -189,7 +188,7 @@ enum drm_map_type {
_DRM_CONSISTENT = 5 /**< Consistent memory for PCI DMA */
};
-/**
+/*
* Memory mapping flags.
*/
enum drm_map_flags {
@@ -208,7 +207,7 @@ struct drm_ctx_priv_map {
void *handle; /**< Handle of map */
};
-/**
+/*
* DRM_IOCTL_GET_MAP, DRM_IOCTL_ADD_MAP and DRM_IOCTL_RM_MAP ioctls
* argument type.
*
@@ -225,7 +224,7 @@ struct drm_map {
/* Private data */
};
-/**
+/*
* DRM_IOCTL_GET_CLIENT ioctl argument type.
*/
struct drm_client {
@@ -257,7 +256,7 @@ enum drm_stat_type {
/* Add to the *END* of the list */
};
-/**
+/*
* DRM_IOCTL_GET_STATS ioctl argument type.
*/
struct drm_stats {
@@ -268,7 +267,7 @@ struct drm_stats {
} data[15];
};
-/**
+/*
* Hardware locking flags.
*/
enum drm_lock_flags {
@@ -283,7 +282,7 @@ enum drm_lock_flags {
_DRM_HALT_CUR_QUEUES = 0x20 /**< Halt all current queues */
};
-/**
+/*
* DRM_IOCTL_LOCK, DRM_IOCTL_UNLOCK and DRM_IOCTL_FINISH ioctl argument type.
*
* \sa drmGetLock() and drmUnlock().
@@ -293,7 +292,7 @@ struct drm_lock {
enum drm_lock_flags flags;
};
-/**
+/*
* DMA flags
*
* \warning
@@ -322,7 +321,7 @@ enum drm_dma_flags {
_DRM_DMA_LARGER_OK = 0x40 /**< Larger-than-requested buffers OK */
};
-/**
+/*
* DRM_IOCTL_ADD_BUFS and DRM_IOCTL_MARK_BUFS ioctl argument type.
*
* \sa drmAddBufs().
@@ -345,7 +344,7 @@ struct drm_buf_desc {
*/
};
-/**
+/*
* DRM_IOCTL_INFO_BUFS ioctl argument type.
*/
struct drm_buf_info {
@@ -353,7 +352,7 @@ struct drm_buf_info {
struct drm_buf_desc *list;
};
-/**
+/*
* DRM_IOCTL_FREE_BUFS ioctl argument type.
*/
struct drm_buf_free {
@@ -361,7 +360,7 @@ struct drm_buf_free {
int *list;
};
-/**
+/*
* Buffer information
*
* \sa drm_buf_map.
@@ -373,7 +372,7 @@ struct drm_buf_pub {
void *address; /**< Address of buffer */
};
-/**
+/*
* DRM_IOCTL_MAP_BUFS ioctl argument type.
*/
struct drm_buf_map {
@@ -386,7 +385,7 @@ struct drm_buf_map {
struct drm_buf_pub *list; /**< Buffer information */
};
-/**
+/*
* DRM_IOCTL_DMA ioctl argument type.
*
* Indices here refer to the offset into the buffer list in drm_buf_get.
@@ -411,7 +410,7 @@ enum drm_ctx_flags {
_DRM_CONTEXT_2DONLY = 0x02
};
-/**
+/*
* DRM_IOCTL_ADD_CTX ioctl argument type.
*
* \sa drmCreateContext() and drmDestroyContext().
@@ -421,7 +420,7 @@ struct drm_ctx {
enum drm_ctx_flags flags;
};
-/**
+/*
* DRM_IOCTL_RES_CTX ioctl argument type.
*/
struct drm_ctx_res {
@@ -429,14 +428,14 @@ struct drm_ctx_res {
struct drm_ctx *contexts;
};
-/**
+/*
* DRM_IOCTL_ADD_DRAW and DRM_IOCTL_RM_DRAW ioctl argument type.
*/
struct drm_draw {
drm_drawable_t handle;
};
-/**
+/*
* DRM_IOCTL_UPDATE_DRAW ioctl argument type.
*/
typedef enum {
@@ -450,14 +449,14 @@ struct drm_update_draw {
unsigned long long data;
};
-/**
+/*
* DRM_IOCTL_GET_MAGIC and DRM_IOCTL_AUTH_MAGIC ioctl argument type.
*/
struct drm_auth {
drm_magic_t magic;
};
-/**
+/*
* DRM_IOCTL_IRQ_BUSID ioctl argument type.
*
* \sa drmGetInterruptFromBusID().
@@ -499,7 +498,7 @@ struct drm_wait_vblank_reply {
long tval_usec;
};
-/**
+/*
* DRM_IOCTL_WAIT_VBLANK ioctl argument type.
*
* \sa drmWaitVBlank().
@@ -512,7 +511,7 @@ union drm_wait_vblank {
#define _DRM_PRE_MODESET 1
#define _DRM_POST_MODESET 2
-/**
+/*
* DRM_IOCTL_MODESET_CTL ioctl argument type
*
* \sa drmModesetCtl().
@@ -522,7 +521,7 @@ struct drm_modeset_ctl {
__u32 cmd;
};
-/**
+/*
* DRM_IOCTL_AGP_ENABLE ioctl argument type.
*
* \sa drmAgpEnable().
@@ -531,7 +530,7 @@ struct drm_agp_mode {
unsigned long mode; /**< AGP mode */
};
-/**
+/*
* DRM_IOCTL_AGP_ALLOC and DRM_IOCTL_AGP_FREE ioctls argument type.
*
* \sa drmAgpAlloc() and drmAgpFree().
@@ -543,7 +542,7 @@ struct drm_agp_buffer {
unsigned long physical; /**< Physical used by i810 */
};
-/**
+/*
* DRM_IOCTL_AGP_BIND and DRM_IOCTL_AGP_UNBIND ioctls argument type.
*
* \sa drmAgpBind() and drmAgpUnbind().
@@ -553,7 +552,7 @@ struct drm_agp_binding {
unsigned long offset; /**< In bytes -- will round to page boundary */
};
-/**
+/*
* DRM_IOCTL_AGP_INFO ioctl argument type.
*
* \sa drmAgpVersionMajor(), drmAgpVersionMinor(), drmAgpGetMode(),
@@ -574,7 +573,7 @@ struct drm_agp_info {
unsigned short id_device;
};
-/**
+/*
* DRM_IOCTL_SG_ALLOC ioctl argument type.
*/
struct drm_scatter_gather {
@@ -582,7 +581,7 @@ struct drm_scatter_gather {
unsigned long handle; /**< Used for mapping / unmapping */
};
-/**
+/*
* DRM_IOCTL_SET_VERSION ioctl argument type.
*/
struct drm_set_version {
@@ -592,14 +591,14 @@ struct drm_set_version {
int drm_dd_minor;
};
-/** DRM_IOCTL_GEM_CLOSE ioctl argument type */
+/* DRM_IOCTL_GEM_CLOSE ioctl argument type */
struct drm_gem_close {
/** Handle of the object to be closed. */
__u32 handle;
__u32 pad;
};
-/** DRM_IOCTL_GEM_FLINK ioctl argument type */
+/* DRM_IOCTL_GEM_FLINK ioctl argument type */
struct drm_gem_flink {
/** Handle for the object being named */
__u32 handle;
@@ -608,7 +607,7 @@ struct drm_gem_flink {
__u32 name;
};
-/** DRM_IOCTL_GEM_OPEN ioctl argument type */
+/* DRM_IOCTL_GEM_OPEN ioctl argument type */
struct drm_gem_open {
/** Name of object being opened */
__u32 name;
@@ -620,33 +619,150 @@ struct drm_gem_open {
__u64 size;
};
+/**
+ * DRM_CAP_DUMB_BUFFER
+ *
+ * If set to 1, the driver supports creating dumb buffers via the
+ * &DRM_IOCTL_MODE_CREATE_DUMB ioctl.
+ */
#define DRM_CAP_DUMB_BUFFER 0x1
+/**
+ * DRM_CAP_VBLANK_HIGH_CRTC
+ *
+ * If set to 1, the kernel supports specifying a CRTC index in the high bits of
+ * &drm_wait_vblank_request.type.
+ *
+ * Starting kernel version 2.6.39, this capability is always set to 1.
+ */
#define DRM_CAP_VBLANK_HIGH_CRTC 0x2
+/**
+ * DRM_CAP_DUMB_PREFERRED_DEPTH
+ *
+ * The preferred bit depth for dumb buffers.
+ *
+ * The bit depth is the number of bits used to indicate the color of a single
+ * pixel excluding any padding. This is different from the number of bits per
+ * pixel. For instance, XRGB8888 has a bit depth of 24 but has 32 bits per
+ * pixel.
+ *
+ * Note that this preference only applies to dumb buffers, it's irrelevant for
+ * other types of buffers.
+ */
#define DRM_CAP_DUMB_PREFERRED_DEPTH 0x3
+/**
+ * DRM_CAP_DUMB_PREFER_SHADOW
+ *
+ * If set to 1, the driver prefers userspace to render to a shadow buffer
+ * instead of directly rendering to a dumb buffer. For best speed, userspace
+ * should do streaming ordered memory copies into the dumb buffer and never
+ * read from it.
+ *
+ * Note that this preference only applies to dumb buffers, it's irrelevant for
+ * other types of buffers.
+ */
#define DRM_CAP_DUMB_PREFER_SHADOW 0x4
+/**
+ * DRM_CAP_PRIME
+ *
+ * Bitfield of supported PRIME sharing capabilities. See &DRM_PRIME_CAP_IMPORT
+ * and &DRM_PRIME_CAP_EXPORT.
+ *
+ * PRIME buffers are exposed as dma-buf file descriptors. See
+ * Documentation/gpu/drm-mm.rst, section "PRIME Buffer Sharing".
+ */
#define DRM_CAP_PRIME 0x5
+/**
+ * DRM_PRIME_CAP_IMPORT
+ *
+ * If this bit is set in &DRM_CAP_PRIME, the driver supports importing PRIME
+ * buffers via the &DRM_IOCTL_PRIME_FD_TO_HANDLE ioctl.
+ */
#define DRM_PRIME_CAP_IMPORT 0x1
+/**
+ * DRM_PRIME_CAP_EXPORT
+ *
+ * If this bit is set in &DRM_CAP_PRIME, the driver supports exporting PRIME
+ * buffers via the &DRM_IOCTL_PRIME_HANDLE_TO_FD ioctl.
+ */
#define DRM_PRIME_CAP_EXPORT 0x2
+/**
+ * DRM_CAP_TIMESTAMP_MONOTONIC
+ *
+ * If set to 0, the kernel will report timestamps with ``CLOCK_REALTIME`` in
+ * struct drm_event_vblank. If set to 1, the kernel will report timestamps with
+ * ``CLOCK_MONOTONIC``. See ``clock_gettime(2)`` for the definition of these
+ * clocks.
+ *
+ * Starting from kernel version 2.6.39, the default value for this capability
+ * is 1. Starting kernel version 4.15, this capability is always set to 1.
+ */
#define DRM_CAP_TIMESTAMP_MONOTONIC 0x6
+/**
+ * DRM_CAP_ASYNC_PAGE_FLIP
+ *
+ * If set to 1, the driver supports &DRM_MODE_PAGE_FLIP_ASYNC.
+ */
#define DRM_CAP_ASYNC_PAGE_FLIP 0x7
-/*
- * The CURSOR_WIDTH and CURSOR_HEIGHT capabilities return a valid widthxheight
- * combination for the hardware cursor. The intention is that a hardware
- * agnostic userspace can query a cursor plane size to use.
+/**
+ * DRM_CAP_CURSOR_WIDTH
+ *
+ * The ``CURSOR_WIDTH`` and ``CURSOR_HEIGHT`` capabilities return a valid
+ * width x height combination for the hardware cursor. The intention is that a
+ * hardware agnostic userspace can query a cursor plane size to use.
*
* Note that the cross-driver contract is to merely return a valid size;
* drivers are free to attach another meaning on top, eg. i915 returns the
* maximum plane size.
*/
#define DRM_CAP_CURSOR_WIDTH 0x8
+/**
+ * DRM_CAP_CURSOR_HEIGHT
+ *
+ * See &DRM_CAP_CURSOR_WIDTH.
+ */
#define DRM_CAP_CURSOR_HEIGHT 0x9
+/**
+ * DRM_CAP_ADDFB2_MODIFIERS
+ *
+ * If set to 1, the driver supports supplying modifiers in the
+ * &DRM_IOCTL_MODE_ADDFB2 ioctl.
+ */
#define DRM_CAP_ADDFB2_MODIFIERS 0x10
+/**
+ * DRM_CAP_PAGE_FLIP_TARGET
+ *
+ * If set to 1, the driver supports the &DRM_MODE_PAGE_FLIP_TARGET_ABSOLUTE and
+ * &DRM_MODE_PAGE_FLIP_TARGET_RELATIVE flags in
+ * &drm_mode_crtc_page_flip_target.flags for the &DRM_IOCTL_MODE_PAGE_FLIP
+ * ioctl.
+ */
#define DRM_CAP_PAGE_FLIP_TARGET 0x11
+/**
+ * DRM_CAP_CRTC_IN_VBLANK_EVENT
+ *
+ * If set to 1, the kernel supports reporting the CRTC ID in
+ * &drm_event_vblank.crtc_id for the &DRM_EVENT_VBLANK and
+ * &DRM_EVENT_FLIP_COMPLETE events.
+ *
+ * Starting kernel version 4.12, this capability is always set to 1.
+ */
#define DRM_CAP_CRTC_IN_VBLANK_EVENT 0x12
+/**
+ * DRM_CAP_SYNCOBJ
+ *
+ * If set to 1, the driver supports sync objects. See
+ * Documentation/gpu/drm-mm.rst, section "DRM Sync Objects".
+ */
#define DRM_CAP_SYNCOBJ 0x13
+/**
+ * DRM_CAP_SYNCOBJ_TIMELINE
+ *
+ * If set to 1, the driver supports timeline operations on sync objects. See
+ * Documentation/gpu/drm-mm.rst, section "DRM Sync Objects".
+ */
#define DRM_CAP_SYNCOBJ_TIMELINE 0x14
-/** DRM_IOCTL_GET_CAP ioctl argument type */
+/* DRM_IOCTL_GET_CAP ioctl argument type */
struct drm_get_cap {
__u64 capability;
__u64 value;
@@ -655,9 +771,12 @@ struct drm_get_cap {
/**
* DRM_CLIENT_CAP_STEREO_3D
*
- * if set to 1, the DRM core will expose the stereo 3D capabilities of the
+ * If set to 1, the DRM core will expose the stereo 3D capabilities of the
* monitor by advertising the supported 3D layouts in the flags of struct
- * drm_mode_modeinfo.
+ * drm_mode_modeinfo. See ``DRM_MODE_FLAG_3D_*``.
+ *
+ * This capability is always supported for all drivers starting from kernel
+ * version 3.13.
*/
#define DRM_CLIENT_CAP_STEREO_3D 1
@@ -666,13 +785,25 @@ struct drm_get_cap {
*
* If set to 1, the DRM core will expose all planes (overlay, primary, and
* cursor) to userspace.
+ *
+ * This capability has been introduced in kernel version 3.15. Starting from
+ * kernel version 3.17, this capability is always supported for all drivers.
*/
#define DRM_CLIENT_CAP_UNIVERSAL_PLANES 2
/**
* DRM_CLIENT_CAP_ATOMIC
*
- * If set to 1, the DRM core will expose atomic properties to userspace
+ * If set to 1, the DRM core will expose atomic properties to userspace. This
+ * implicitly enables &DRM_CLIENT_CAP_UNIVERSAL_PLANES and
+ * &DRM_CLIENT_CAP_ASPECT_RATIO.
+ *
+ * If the driver doesn't support atomic mode-setting, enabling this capability
+ * will fail with -EOPNOTSUPP.
+ *
+ * This capability has been introduced in kernel version 4.0. Starting from
+ * kernel version 4.2, this capability is always supported for atomic-capable
+ * drivers.
*/
#define DRM_CLIENT_CAP_ATOMIC 3
@@ -680,6 +811,10 @@ struct drm_get_cap {
* DRM_CLIENT_CAP_ASPECT_RATIO
*
* If set to 1, the DRM core will provide aspect ratio information in modes.
+ * See ``DRM_MODE_FLAG_PIC_AR_*``.
+ *
+ * This capability is always supported for all drivers starting from kernel
+ * version 4.18.
*/
#define DRM_CLIENT_CAP_ASPECT_RATIO 4
@@ -687,12 +822,15 @@ struct drm_get_cap {
* DRM_CLIENT_CAP_WRITEBACK_CONNECTORS
*
* If set to 1, the DRM core will expose special connectors to be used for
- * writing back to memory the scene setup in the commit. Depends on client
- * also supporting DRM_CLIENT_CAP_ATOMIC
+ * writing back to memory the scene setup in the commit. The client must enable
+ * &DRM_CLIENT_CAP_ATOMIC first.
+ *
+ * This capability is always supported for atomic-capable drivers starting from
+ * kernel version 4.19.
*/
#define DRM_CLIENT_CAP_WRITEBACK_CONNECTORS 5
-/** DRM_IOCTL_SET_CLIENT_CAP ioctl argument type */
+/* DRM_IOCTL_SET_CLIENT_CAP ioctl argument type */
struct drm_set_client_cap {
__u64 capability;
__u64 value;
@@ -944,7 +1082,7 @@ extern "C" {
#define DRM_IOCTL_MODE_GETFB2 DRM_IOWR(0xCE, struct drm_mode_fb_cmd2)
-/**
+/*
* Device specific ioctls should only be in their respective headers
* The device specific ioctl range is from 0x40 to 0x9f.
* Generic IOCTLS restart at 0xA0.
@@ -955,7 +1093,7 @@ extern "C" {
#define DRM_COMMAND_BASE 0x40
#define DRM_COMMAND_END 0xA0
-/**
+/*
* Header for events written back to userspace on the drm fd. The
* type defines the type of event, the length specifies the total
* length of the event (including the header), and user_data is
diff --git a/include/drm-uapi/drm_fourcc.h b/include/drm-uapi/drm_fourcc.h
index a7bc058c..cd3ce8a8 100644
--- a/include/drm-uapi/drm_fourcc.h
+++ b/include/drm-uapi/drm_fourcc.h
@@ -58,6 +58,30 @@ extern "C" {
* may preserve meaning - such as number of planes - from the fourcc code,
* whereas others may not.
*
+ * Modifiers must uniquely encode buffer layout. In other words, a buffer must
+ * match only a single modifier. A modifier must not be a subset of layouts of
+ * another modifier. For instance, it's incorrect to encode pitch alignment in
+ * a modifier: a buffer may match a 64-pixel aligned modifier and a 32-pixel
+ * aligned modifier. That said, modifiers can have implicit minimal
+ * requirements.
+ *
+ * For modifiers where the combination of fourcc code and modifier can alias,
+ * a canonical pair needs to be defined and used by all drivers. Preferred
+ * combinations are also encouraged where all combinations might lead to
+ * confusion and unnecessarily reduced interoperability. An example for the
+ * latter is AFBC, where the ABGR layouts are preferred over ARGB layouts.
+ *
+ * There are two kinds of modifier users:
+ *
+ * - Kernel and user-space drivers: for drivers it's important that modifiers
+ * don't alias, otherwise two drivers might support the same format but use
+ * different aliases, preventing them from sharing buffers in an efficient
+ * format.
+ * - Higher-level programs interfacing with KMS/GBM/EGL/Vulkan/etc: these users
+ * see modifiers as opaque tokens they can check for equality and intersect.
+ * These users musn't need to know to reason about the modifier value
+ * (i.e. they are not expected to extract information out of the modifier).
+ *
* Vendors should document their modifier usage in as much detail as
* possible, to ensure maximum compatibility across devices, drivers and
* applications.
@@ -144,6 +168,13 @@ extern "C" {
#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 */
+/* 64 bpp RGB */
+#define DRM_FORMAT_XRGB16161616 fourcc_code('X', 'R', '4', '8') /* [63:0] x:R:G:B 16:16:16:16 little endian */
+#define DRM_FORMAT_XBGR16161616 fourcc_code('X', 'B', '4', '8') /* [63:0] x:B:G:R 16:16:16:16 little endian */
+
+#define DRM_FORMAT_ARGB16161616 fourcc_code('A', 'R', '4', '8') /* [63:0] A:R:G:B 16:16:16:16 little endian */
+#define DRM_FORMAT_ABGR16161616 fourcc_code('A', 'B', '4', '8') /* [63:0] A:B:G:R 16:16:16:16 little endian */
+
/*
* Floating point 64bpp RGB
* IEEE 754-2008 binary16 half-precision float
@@ -155,6 +186,12 @@ extern "C" {
#define DRM_FORMAT_ARGB16161616F fourcc_code('A', 'R', '4', 'H') /* [63:0] A:R:G:B 16:16:16:16 little endian */
#define DRM_FORMAT_ABGR16161616F fourcc_code('A', 'B', '4', 'H') /* [63:0] A:B:G:R 16:16:16:16 little endian */
+/*
+ * RGBA format with 10-bit components packed in 64-bit per pixel, with 6 bits
+ * of unused padding per component:
+ */
+#define DRM_FORMAT_AXBXGXRX106106106106 fourcc_code('A', 'B', '1', '0') /* [63:0] A:x:B:x:G:x:R:x 10:6:10:6:10:6:10:6 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 */
@@ -320,7 +357,6 @@ extern "C" {
*/
/* Vendor Ids: */
-#define DRM_FORMAT_MOD_NONE 0
#define DRM_FORMAT_MOD_VENDOR_NONE 0
#define DRM_FORMAT_MOD_VENDOR_INTEL 0x01
#define DRM_FORMAT_MOD_VENDOR_AMD 0x02
@@ -392,6 +428,16 @@ extern "C" {
*/
#define DRM_FORMAT_MOD_LINEAR fourcc_mod_code(NONE, 0)
+/*
+ * Deprecated: use DRM_FORMAT_MOD_LINEAR instead
+ *
+ * The "none" format modifier doesn't actually mean that the modifier is
+ * implicit, instead it means that the layout is linear. Whether modifiers are
+ * used is out-of-band information carried in an API-specific way (e.g. in a
+ * flag for drm_mode_fb_cmd2).
+ */
+#define DRM_FORMAT_MOD_NONE 0
+
/* Intel framebuffer modifiers */
/*
@@ -489,6 +535,25 @@ extern "C" {
#define I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS fourcc_mod_code(INTEL, 7)
/*
+ * Intel Color Control Surface with Clear Color (CCS) for Gen-12 render
+ * compression.
+ *
+ * The main surface is Y-tiled and is at plane index 0 whereas CCS is linear
+ * and at index 1. The clear color is stored at index 2, and the pitch should
+ * be ignored. The clear color structure is 256 bits. The first 128 bits
+ * represents Raw Clear Color Red, Green, Blue and Alpha color each represented
+ * by 32 bits. The raw clear color is consumed by the 3d engine and generates
+ * the converted clear color of size 64 bits. The first 32 bits store the Lower
+ * Converted Clear Color value and the next 32 bits store the Higher Converted
+ * Clear Color value when applicable. The Converted Clear Color values are
+ * consumed by the DE. The last 64 bits are used to store Color Discard Enable
+ * and Depth Clear Value Valid which are ignored by the DE. A CCS cache line
+ * corresponds to an area of 4x1 tiles in the main surface. The main surface
+ * pitch is required to be a multiple of 4 tile widths.
+ */
+#define I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS_CC fourcc_mod_code(INTEL, 8)
+
+/*
* Tiled, NV12MT, grouped in 64 (pixels) x 32 (lines) -sized macroblocks
*
* Macroblocks are laid in a Z-shape, and each pixel data is following the
@@ -671,7 +736,7 @@ extern "C" {
* which corresponds to the "generic" kind used for simple single-sample
* uncompressed color formats on Fermi - Volta GPUs.
*/
-static inline __u64
+static __inline__ __u64
drm_fourcc_canonicalize_nvidia_format_mod(__u64 modifier)
{
if (!(modifier & 0x10) || (modifier & (0xff << 12)))
@@ -997,9 +1062,9 @@ drm_fourcc_canonicalize_nvidia_format_mod(__u64 modifier)
* Not all combinations are valid, and different SoCs may support different
* combinations of layout and options.
*/
-#define __fourcc_mod_amlogic_layout_mask 0xf
+#define __fourcc_mod_amlogic_layout_mask 0xff
#define __fourcc_mod_amlogic_options_shift 8
-#define __fourcc_mod_amlogic_options_mask 0xf
+#define __fourcc_mod_amlogic_options_mask 0xff
#define DRM_FORMAT_MOD_AMLOGIC_FBC(__layout, __options) \
fourcc_mod_code(AMLOGIC, \
@@ -1195,4 +1260,3 @@ drm_fourcc_canonicalize_nvidia_format_mod(__u64 modifier)
#endif
#endif /* DRM_FOURCC_H */
-
diff --git a/include/drm-uapi/drm_mode.h b/include/drm-uapi/drm_mode.h
index 735c8cfd..9b6722d4 100644
--- a/include/drm-uapi/drm_mode.h
+++ b/include/drm-uapi/drm_mode.h
@@ -218,6 +218,27 @@ extern "C" {
#define DRM_MODE_CONTENT_PROTECTION_DESIRED 1
#define DRM_MODE_CONTENT_PROTECTION_ENABLED 2
+/**
+ * struct drm_mode_modeinfo - Display mode information.
+ * @clock: pixel clock in kHz
+ * @hdisplay: horizontal display size
+ * @hsync_start: horizontal sync start
+ * @hsync_end: horizontal sync end
+ * @htotal: horizontal total size
+ * @hskew: horizontal skew
+ * @vdisplay: vertical display size
+ * @vsync_start: vertical sync start
+ * @vsync_end: vertical sync end
+ * @vtotal: vertical total size
+ * @vscan: vertical scan
+ * @vrefresh: approximate vertical refresh rate in Hz
+ * @flags: bitmask of misc. flags, see DRM_MODE_FLAG_* defines
+ * @type: bitmask of type flags, see DRM_MODE_TYPE_* defines
+ * @name: string describing the mode resolution
+ *
+ * This is the user-space API display mode information structure. For the
+ * kernel version see struct drm_display_mode.
+ */
struct drm_mode_modeinfo {
__u32 clock;
__u16 hdisplay;
@@ -332,14 +353,19 @@ struct drm_mode_get_encoder {
/* This is for connectors with multiple signal types. */
/* Try to match DRM_MODE_CONNECTOR_X as closely as possible. */
enum drm_mode_subconnector {
- DRM_MODE_SUBCONNECTOR_Automatic = 0,
- DRM_MODE_SUBCONNECTOR_Unknown = 0,
- DRM_MODE_SUBCONNECTOR_DVID = 3,
- DRM_MODE_SUBCONNECTOR_DVIA = 4,
- DRM_MODE_SUBCONNECTOR_Composite = 5,
- DRM_MODE_SUBCONNECTOR_SVIDEO = 6,
- DRM_MODE_SUBCONNECTOR_Component = 8,
- DRM_MODE_SUBCONNECTOR_SCART = 9,
+ DRM_MODE_SUBCONNECTOR_Automatic = 0, /* DVI-I, TV */
+ DRM_MODE_SUBCONNECTOR_Unknown = 0, /* DVI-I, TV, DP */
+ DRM_MODE_SUBCONNECTOR_VGA = 1, /* DP */
+ DRM_MODE_SUBCONNECTOR_DVID = 3, /* DVI-I DP */
+ DRM_MODE_SUBCONNECTOR_DVIA = 4, /* DVI-I */
+ DRM_MODE_SUBCONNECTOR_Composite = 5, /* TV */
+ DRM_MODE_SUBCONNECTOR_SVIDEO = 6, /* TV */
+ DRM_MODE_SUBCONNECTOR_Component = 8, /* TV */
+ DRM_MODE_SUBCONNECTOR_SCART = 9, /* TV */
+ DRM_MODE_SUBCONNECTOR_DisplayPort = 10, /* DP */
+ DRM_MODE_SUBCONNECTOR_HDMIA = 11, /* DP */
+ DRM_MODE_SUBCONNECTOR_Native = 15, /* DP */
+ DRM_MODE_SUBCONNECTOR_Wireless = 18, /* DP */
};
#define DRM_MODE_CONNECTOR_Unknown 0
@@ -362,28 +388,95 @@ enum drm_mode_subconnector {
#define DRM_MODE_CONNECTOR_DPI 17
#define DRM_MODE_CONNECTOR_WRITEBACK 18
#define DRM_MODE_CONNECTOR_SPI 19
+#define DRM_MODE_CONNECTOR_USB 20
+/**
+ * struct drm_mode_get_connector - Get connector metadata.
+ *
+ * User-space can perform a GETCONNECTOR ioctl to retrieve information about a
+ * connector. User-space is expected to retrieve encoders, modes and properties
+ * by performing this ioctl at least twice: the first time to retrieve the
+ * number of elements, the second time to retrieve the elements themselves.
+ *
+ * To retrieve the number of elements, set @count_props and @count_encoders to
+ * zero, set @count_modes to 1, and set @modes_ptr to a temporary struct
+ * drm_mode_modeinfo element.
+ *
+ * To retrieve the elements, allocate arrays for @encoders_ptr, @modes_ptr,
+ * @props_ptr and @prop_values_ptr, then set @count_modes, @count_props and
+ * @count_encoders to their capacity.
+ *
+ * Performing the ioctl only twice may be racy: the number of elements may have
+ * changed with a hotplug event in-between the two ioctls. User-space is
+ * expected to retry the last ioctl until the number of elements stabilizes.
+ * The kernel won't fill any array which doesn't have the expected length.
+ *
+ * **Force-probing a connector**
+ *
+ * If the @count_modes field is set to zero and the DRM client is the current
+ * DRM master, the kernel will perform a forced probe on the connector to
+ * refresh the connector status, modes and EDID. A forced-probe can be slow,
+ * might cause flickering and the ioctl will block.
+ *
+ * User-space needs to force-probe connectors to ensure their metadata is
+ * up-to-date at startup and after receiving a hot-plug event. User-space
+ * may perform a forced-probe when the user explicitly requests it. User-space
+ * shouldn't perform a forced-probe in other situations.
+ */
struct drm_mode_get_connector {
-
+ /** @encoders_ptr: Pointer to ``__u32`` array of object IDs. */
__u64 encoders_ptr;
+ /** @modes_ptr: Pointer to struct drm_mode_modeinfo array. */
__u64 modes_ptr;
+ /** @props_ptr: Pointer to ``__u32`` array of property IDs. */
__u64 props_ptr;
+ /** @prop_values_ptr: Pointer to ``__u64`` array of property values. */
__u64 prop_values_ptr;
+ /** @count_modes: Number of modes. */
__u32 count_modes;
+ /** @count_props: Number of properties. */
__u32 count_props;
+ /** @count_encoders: Number of encoders. */
__u32 count_encoders;
- __u32 encoder_id; /**< Current Encoder */
- __u32 connector_id; /**< Id */
+ /** @encoder_id: Object ID of the current encoder. */
+ __u32 encoder_id;
+ /** @connector_id: Object ID of the connector. */
+ __u32 connector_id;
+ /**
+ * @connector_type: Type of the connector.
+ *
+ * See DRM_MODE_CONNECTOR_* defines.
+ */
__u32 connector_type;
+ /**
+ * @connector_type_id: Type-specific connector number.
+ *
+ * This is not an object ID. This is a per-type connector number. Each
+ * (type, type_id) combination is unique across all connectors of a DRM
+ * device.
+ */
__u32 connector_type_id;
+ /**
+ * @connection: Status of the connector.
+ *
+ * See enum drm_connector_status.
+ */
__u32 connection;
- __u32 mm_width; /**< width in millimeters */
- __u32 mm_height; /**< height in millimeters */
+ /** @mm_width: Width of the connected sink in millimeters. */
+ __u32 mm_width;
+ /** @mm_height: Height of the connected sink in millimeters. */
+ __u32 mm_height;
+ /**
+ * @subpixel: Subpixel order of the connected sink.
+ *
+ * See enum subpixel_order.
+ */
__u32 subpixel;
+ /** @pad: Padding, must be zero. */
__u32 pad;
};
@@ -497,7 +590,7 @@ struct drm_mode_fb_cmd2 {
* In case of planar formats, this ioctl allows up to 4
* buffer objects with offsets 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:
+ * e.g. NV12 (https://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
@@ -899,26 +992,31 @@ struct drm_format_modifier {
};
/**
- * struct drm_mode_create_blob - Create New block property
- * @data: Pointer to data to copy.
- * @length: Length of data to copy.
- * @blob_id: new property ID.
+ * struct drm_mode_create_blob - Create New blob property
+ *
* Create a new 'blob' data property, copying length bytes from data pointer,
* and returning new blob ID.
*/
struct drm_mode_create_blob {
- /** Pointer to data to copy. */
+ /** @data: Pointer to data to copy. */
__u64 data;
- /** Length of data to copy. */
+ /** @length: Length of data to copy. */
__u32 length;
- /** Return: new property ID. */
+ /** @blob_id: Return: new property ID. */
__u32 blob_id;
};
/**
* struct drm_mode_destroy_blob - Destroy user blob
* @blob_id: blob_id to destroy
+ *
* Destroy a user-created blob property.
+ *
+ * User-space can release blobs as soon as they do not need to refer to them by
+ * their blob object ID. For instance, if you are using a MODE_ID blob in an
+ * atomic commit and you will not make another commit re-using the same ID, you
+ * can destroy the blob as soon as the commit has been issued, without waiting
+ * for it to complete.
*/
struct drm_mode_destroy_blob {
__u32 blob_id;
@@ -926,36 +1024,32 @@ struct drm_mode_destroy_blob {
/**
* struct drm_mode_create_lease - Create lease
- * @object_ids: Pointer to array of object ids.
- * @object_count: Number of object ids.
- * @flags: flags for new FD.
- * @lessee_id: unique identifier for lessee.
- * @fd: file descriptor to new drm_master file.
+ *
* Lease mode resources, creating another drm_master.
*/
struct drm_mode_create_lease {
- /** Pointer to array of object ids (__u32) */
+ /** @object_ids: Pointer to array of object ids (__u32) */
__u64 object_ids;
- /** Number of object ids */
+ /** @object_count: Number of object ids */
__u32 object_count;
- /** flags for new FD (O_CLOEXEC, etc) */
+ /** @flags: flags for new FD (O_CLOEXEC, etc) */
__u32 flags;
- /** Return: unique identifier for lessee. */
+ /** @lessee_id: Return: unique identifier for lessee. */
__u32 lessee_id;
- /** Return: file descriptor to new drm_master file */
+ /** @fd: Return: file descriptor to new drm_master file */
__u32 fd;
};
/**
* struct drm_mode_list_lessees - List lessees
- * @count_lessees: Number of lessees.
- * @pad: pad.
- * @lessees_ptr: Pointer to lessess.
- * List lesses from a drm_master
+ *
+ * List lesses from a drm_master.
*/
struct drm_mode_list_lessees {
- /** Number of lessees.
+ /**
+ * @count_lessees: Number of lessees.
+ *
* On input, provides length of the array.
* On output, provides total number. No
* more than the input number will be written
@@ -963,23 +1057,26 @@ struct drm_mode_list_lessees {
* the size and then the data.
*/
__u32 count_lessees;
+ /** @pad: Padding. */
__u32 pad;
- /** Pointer to lessees.
- * pointer to __u64 array of lessee ids
+ /**
+ * @lessees_ptr: Pointer to lessees.
+ *
+ * Pointer to __u64 array of lessee ids
*/
__u64 lessees_ptr;
};
/**
* struct drm_mode_get_lease - Get Lease
- * @count_objects: Number of leased objects.
- * @pad: pad.
- * @objects_ptr: Pointer to objects.
- * Get leased objects
+ *
+ * Get leased objects.
*/
struct drm_mode_get_lease {
- /** Number of leased objects.
+ /**
+ * @count_objects: Number of leased objects.
+ *
* On input, provides length of the array.
* On output, provides total number. No
* more than the input number will be written
@@ -987,22 +1084,22 @@ struct drm_mode_get_lease {
* the size and then the data.
*/
__u32 count_objects;
+ /** @pad: Padding. */
__u32 pad;
- /** Pointer to objects.
- * pointer to __u32 array of object ids
+ /**
+ * @objects_ptr: Pointer to objects.
+ *
+ * Pointer to __u32 array of object ids.
*/
__u64 objects_ptr;
};
/**
* struct drm_mode_revoke_lease - Revoke lease
- * @lessee_id: Unique ID of lessee.
- * Revoke lease
*/
struct drm_mode_revoke_lease {
- /** Unique ID of lessee
- */
+ /** @lessee_id: Unique ID of lessee */
__u32 lessee_id;
};
diff --git a/include/drm-uapi/etnaviv_drm.h b/include/drm-uapi/etnaviv_drm.h
index 09d0df8b..af024d90 100644
--- a/include/drm-uapi/etnaviv_drm.h
+++ b/include/drm-uapi/etnaviv_drm.h
@@ -74,6 +74,9 @@ struct drm_etnaviv_timespec {
#define ETNAVIV_PARAM_GPU_NUM_CONSTANTS 0x19
#define ETNAVIV_PARAM_GPU_NUM_VARYINGS 0x1a
#define ETNAVIV_PARAM_SOFTPIN_START_ADDR 0x1b
+#define ETNAVIV_PARAM_GPU_PRODUCT_ID 0x1c
+#define ETNAVIV_PARAM_GPU_CUSTOMER_ID 0x1d
+#define ETNAVIV_PARAM_GPU_ECO_ID 0x1e
#define ETNA_MAX_PIPES 4
diff --git a/include/drm-uapi/exynos_drm.h b/include/drm-uapi/exynos_drm.h
index 293815e3..37eb9b5c 100644
--- a/include/drm-uapi/exynos_drm.h
+++ b/include/drm-uapi/exynos_drm.h
@@ -394,7 +394,7 @@ struct drm_exynos_ioctl_ipp_commit {
#define DRM_IOCTL_EXYNOS_IPP_COMMIT DRM_IOWR(DRM_COMMAND_BASE + \
DRM_EXYNOS_IPP_COMMIT, struct drm_exynos_ioctl_ipp_commit)
-/* EXYNOS specific events */
+/* Exynos specific events */
#define DRM_EXYNOS_G2D_EVENT 0x80000000
#define DRM_EXYNOS_IPP_EVENT 0x80000002
diff --git a/include/drm-uapi/lima_drm.h b/include/drm-uapi/lima_drm.h
new file mode 100644
index 00000000..1ec58d65
--- /dev/null
+++ b/include/drm-uapi/lima_drm.h
@@ -0,0 +1,176 @@
+/* SPDX-License-Identifier: (GPL-2.0 WITH Linux-syscall-note) OR MIT */
+/* Copyright 2017-2018 Qiang Yu <yuq825@gmail.com> */
+
+#ifndef __LIMA_DRM_H__
+#define __LIMA_DRM_H__
+
+#include "drm.h"
+
+#if defined(__cplusplus)
+extern "C" {
+#endif
+
+enum drm_lima_param_gpu_id {
+ DRM_LIMA_PARAM_GPU_ID_UNKNOWN,
+ DRM_LIMA_PARAM_GPU_ID_MALI400,
+ DRM_LIMA_PARAM_GPU_ID_MALI450,
+};
+
+enum drm_lima_param {
+ DRM_LIMA_PARAM_GPU_ID,
+ DRM_LIMA_PARAM_NUM_PP,
+ DRM_LIMA_PARAM_GP_VERSION,
+ DRM_LIMA_PARAM_PP_VERSION,
+};
+
+/**
+ * get various information of the GPU
+ */
+struct drm_lima_get_param {
+ __u32 param; /* in, value in enum drm_lima_param */
+ __u32 pad; /* pad, must be zero */
+ __u64 value; /* out, parameter value */
+};
+
+/*
+ * heap buffer dynamically increase backup memory size when GP task fail
+ * due to lack of heap memory. size field of heap buffer is an up bound of
+ * the backup memory which can be set to a fairly large value.
+ */
+#define LIMA_BO_FLAG_HEAP (1 << 0)
+
+/**
+ * create a buffer for used by GPU
+ */
+struct drm_lima_gem_create {
+ __u32 size; /* in, buffer size */
+ __u32 flags; /* in, buffer flags */
+ __u32 handle; /* out, GEM buffer handle */
+ __u32 pad; /* pad, must be zero */
+};
+
+/**
+ * get information of a buffer
+ */
+struct drm_lima_gem_info {
+ __u32 handle; /* in, GEM buffer handle */
+ __u32 va; /* out, virtual address mapped into GPU MMU */
+ __u64 offset; /* out, used to mmap this buffer to CPU */
+};
+
+#define LIMA_SUBMIT_BO_READ 0x01
+#define LIMA_SUBMIT_BO_WRITE 0x02
+
+/* buffer information used by one task */
+struct drm_lima_gem_submit_bo {
+ __u32 handle; /* in, GEM buffer handle */
+ __u32 flags; /* in, buffer read/write by GPU */
+};
+
+#define LIMA_GP_FRAME_REG_NUM 6
+
+/* frame used to setup GP for each task */
+struct drm_lima_gp_frame {
+ __u32 frame[LIMA_GP_FRAME_REG_NUM];
+};
+
+#define LIMA_PP_FRAME_REG_NUM 23
+#define LIMA_PP_WB_REG_NUM 12
+
+/* frame used to setup mali400 GPU PP for each task */
+struct drm_lima_m400_pp_frame {
+ __u32 frame[LIMA_PP_FRAME_REG_NUM];
+ __u32 num_pp;
+ __u32 wb[3 * LIMA_PP_WB_REG_NUM];
+ __u32 plbu_array_address[4];
+ __u32 fragment_stack_address[4];
+};
+
+/* frame used to setup mali450 GPU PP for each task */
+struct drm_lima_m450_pp_frame {
+ __u32 frame[LIMA_PP_FRAME_REG_NUM];
+ __u32 num_pp;
+ __u32 wb[3 * LIMA_PP_WB_REG_NUM];
+ __u32 use_dlbu;
+ __u32 _pad;
+ union {
+ __u32 plbu_array_address[8];
+ __u32 dlbu_regs[4];
+ };
+ __u32 fragment_stack_address[8];
+};
+
+#define LIMA_PIPE_GP 0x00
+#define LIMA_PIPE_PP 0x01
+
+#define LIMA_SUBMIT_FLAG_EXPLICIT_FENCE (1 << 0)
+
+/**
+ * submit a task to GPU
+ *
+ * User can always merge multi sync_file and drm_syncobj
+ * into one drm_syncobj as in_sync[0], but we reserve
+ * in_sync[1] for another task's out_sync to avoid the
+ * export/import/merge pass when explicit sync.
+ */
+struct drm_lima_gem_submit {
+ __u32 ctx; /* in, context handle task is submitted to */
+ __u32 pipe; /* in, which pipe to use, GP/PP */
+ __u32 nr_bos; /* in, array length of bos field */
+ __u32 frame_size; /* in, size of frame field */
+ __u64 bos; /* in, array of drm_lima_gem_submit_bo */
+ __u64 frame; /* in, GP/PP frame */
+ __u32 flags; /* in, submit flags */
+ __u32 out_sync; /* in, drm_syncobj handle used to wait task finish after submission */
+ __u32 in_sync[2]; /* in, drm_syncobj handle used to wait before start this task */
+};
+
+#define LIMA_GEM_WAIT_READ 0x01
+#define LIMA_GEM_WAIT_WRITE 0x02
+
+/**
+ * wait pending GPU task finish of a buffer
+ */
+struct drm_lima_gem_wait {
+ __u32 handle; /* in, GEM buffer handle */
+ __u32 op; /* in, CPU want to read/write this buffer */
+ __s64 timeout_ns; /* in, wait timeout in absulute time */
+};
+
+/**
+ * create a context
+ */
+struct drm_lima_ctx_create {
+ __u32 id; /* out, context handle */
+ __u32 _pad; /* pad, must be zero */
+};
+
+/**
+ * free a context
+ */
+struct drm_lima_ctx_free {
+ __u32 id; /* in, context handle */
+ __u32 _pad; /* pad, must be zero */
+};
+
+#define DRM_LIMA_GET_PARAM 0x00
+#define DRM_LIMA_GEM_CREATE 0x01
+#define DRM_LIMA_GEM_INFO 0x02
+#define DRM_LIMA_GEM_SUBMIT 0x03
+#define DRM_LIMA_GEM_WAIT 0x04
+#define DRM_LIMA_CTX_CREATE 0x05
+#define DRM_LIMA_CTX_FREE 0x06
+
+#define DRM_IOCTL_LIMA_GET_PARAM DRM_IOWR(DRM_COMMAND_BASE + DRM_LIMA_GET_PARAM, struct drm_lima_get_param)
+#define DRM_IOCTL_LIMA_GEM_CREATE DRM_IOWR(DRM_COMMAND_BASE + DRM_LIMA_GEM_CREATE, struct drm_lima_gem_create)
+#define DRM_IOCTL_LIMA_GEM_INFO DRM_IOWR(DRM_COMMAND_BASE + DRM_LIMA_GEM_INFO, struct drm_lima_gem_info)
+#define DRM_IOCTL_LIMA_GEM_SUBMIT DRM_IOW(DRM_COMMAND_BASE + DRM_LIMA_GEM_SUBMIT, struct drm_lima_gem_submit)
+#define DRM_IOCTL_LIMA_GEM_WAIT DRM_IOW(DRM_COMMAND_BASE + DRM_LIMA_GEM_WAIT, struct drm_lima_gem_wait)
+#define DRM_IOCTL_LIMA_CTX_CREATE DRM_IOR(DRM_COMMAND_BASE + DRM_LIMA_CTX_CREATE, struct drm_lima_ctx_create)
+#define DRM_IOCTL_LIMA_CTX_FREE DRM_IOW(DRM_COMMAND_BASE + DRM_LIMA_CTX_FREE, struct drm_lima_ctx_free)
+
+#if defined(__cplusplus)
+}
+#endif
+
+#endif /* __LIMA_DRM_H__ */
diff --git a/include/drm-uapi/msm_drm.h b/include/drm-uapi/msm_drm.h
index 0b85ed6a..f0758510 100644
--- a/include/drm-uapi/msm_drm.h
+++ b/include/drm-uapi/msm_drm.h
@@ -76,6 +76,7 @@ struct drm_msm_timespec {
#define MSM_PARAM_NR_RINGS 0x07
#define MSM_PARAM_PP_PGTABLE 0x08 /* => 1 for per-process pagetables, else 0 */
#define MSM_PARAM_FAULTS 0x09
+#define MSM_PARAM_SUSPENDS 0x0a
struct drm_msm_param {
__u32 pipe; /* in, MSM_PIPE_x */
@@ -93,13 +94,12 @@ struct drm_msm_param {
/* cache modes */
#define MSM_BO_CACHED 0x00010000
#define MSM_BO_WC 0x00020000
-#define MSM_BO_UNCACHED 0x00040000
+#define MSM_BO_UNCACHED 0x00040000 /* deprecated, use MSM_BO_WC */
+#define MSM_BO_CACHED_COHERENT 0x080000
#define MSM_BO_FLAGS (MSM_BO_SCANOUT | \
MSM_BO_GPU_READONLY | \
- MSM_BO_CACHED | \
- MSM_BO_WC | \
- MSM_BO_UNCACHED)
+ MSM_BO_CACHE_MASK)
struct drm_msm_gem_new {
__u64 size; /* in */
@@ -217,13 +217,28 @@ struct drm_msm_gem_submit_bo {
#define MSM_SUBMIT_FENCE_FD_IN 0x40000000 /* enable input fence_fd */
#define MSM_SUBMIT_FENCE_FD_OUT 0x20000000 /* enable output fence_fd */
#define MSM_SUBMIT_SUDO 0x10000000 /* run submitted cmds from RB */
+#define MSM_SUBMIT_SYNCOBJ_IN 0x08000000 /* enable input syncobj */
+#define MSM_SUBMIT_SYNCOBJ_OUT 0x04000000 /* enable output syncobj */
#define MSM_SUBMIT_FLAGS ( \
MSM_SUBMIT_NO_IMPLICIT | \
MSM_SUBMIT_FENCE_FD_IN | \
MSM_SUBMIT_FENCE_FD_OUT | \
MSM_SUBMIT_SUDO | \
+ MSM_SUBMIT_SYNCOBJ_IN | \
+ MSM_SUBMIT_SYNCOBJ_OUT | \
0)
+#define MSM_SUBMIT_SYNCOBJ_RESET 0x00000001 /* Reset syncobj after wait. */
+#define MSM_SUBMIT_SYNCOBJ_FLAGS ( \
+ MSM_SUBMIT_SYNCOBJ_RESET | \
+ 0)
+
+struct drm_msm_gem_submit_syncobj {
+ __u32 handle; /* in, syncobj handle. */
+ __u32 flags; /* in, from MSM_SUBMIT_SYNCOBJ_FLAGS */
+ __u64 point; /* in, timepoint for timeline syncobjs. */
+};
+
/* Each cmdstream submit consists of a table of buffers involved, and
* one or more cmdstream buffers. This allows for conditional execution
* (context-restore), and IB buffers needed for per tile/bin draw cmds.
@@ -236,7 +251,14 @@ struct drm_msm_gem_submit {
__u64 bos; /* in, ptr to array of submit_bo's */
__u64 cmds; /* in, ptr to array of submit_cmd's */
__s32 fence_fd; /* in/out fence fd (see MSM_SUBMIT_FENCE_FD_IN/OUT) */
- __u32 queueid; /* in, submitqueue id */
+ __u32 queueid; /* in, submitqueue id */
+ __u64 in_syncobjs; /* in, ptr to array of drm_msm_gem_submit_syncobj */
+ __u64 out_syncobjs; /* in, ptr to array of drm_msm_gem_submit_syncobj */
+ __u32 nr_in_syncobjs; /* in, number of entries in in_syncobj */
+ __u32 nr_out_syncobjs; /* in, number of entries in out_syncobj. */
+ __u32 syncobj_stride; /* in, stride of syncobj arrays. */
+ __u32 pad; /*in, reserved for future use, always 0. */
+
};
/* The normal way to synchronize with the GPU is just to CPU_PREP on
diff --git a/include/drm-uapi/nouveau_drm.h b/include/drm-uapi/nouveau_drm.h
index 9459a6e3..853a3274 100644
--- a/include/drm-uapi/nouveau_drm.h
+++ b/include/drm-uapi/nouveau_drm.h
@@ -110,6 +110,7 @@ struct drm_nouveau_gem_pushbuf {
__u64 push;
__u32 suffix0;
__u32 suffix1;
+#define NOUVEAU_GEM_PUSHBUF_SYNC (1ULL << 0)
__u64 vram_available;
__u64 gart_available;
};
diff --git a/include/drm-uapi/panfrost_drm.h b/include/drm-uapi/panfrost_drm.h
index ec19db1e..061e700d 100644
--- a/include/drm-uapi/panfrost_drm.h
+++ b/include/drm-uapi/panfrost_drm.h
@@ -171,6 +171,7 @@ enum drm_panfrost_param {
DRM_PANFROST_PARAM_JS_FEATURES15,
DRM_PANFROST_PARAM_NR_CORE_GROUPS,
DRM_PANFROST_PARAM_THREAD_TLS_ALLOC,
+ DRM_PANFROST_PARAM_AFBC_FEATURES,
};
struct drm_panfrost_get_param {
diff --git a/include/drm-uapi/virtgpu_drm.h b/include/drm-uapi/virtgpu_drm.h
index f06a789f..b9ec26e9 100644
--- a/include/drm-uapi/virtgpu_drm.h
+++ b/include/drm-uapi/virtgpu_drm.h
@@ -46,6 +46,7 @@ extern "C" {
#define DRM_VIRTGPU_TRANSFER_TO_HOST 0x07
#define DRM_VIRTGPU_WAIT 0x08
#define DRM_VIRTGPU_GET_CAPS 0x09
+#define DRM_VIRTGPU_RESOURCE_CREATE_BLOB 0x0a
#define VIRTGPU_EXECBUF_FENCE_FD_IN 0x01
#define VIRTGPU_EXECBUF_FENCE_FD_OUT 0x02
@@ -71,6 +72,9 @@ struct drm_virtgpu_execbuffer {
#define VIRTGPU_PARAM_3D_FEATURES 1 /* do we have 3D features in the hw */
#define VIRTGPU_PARAM_CAPSET_QUERY_FIX 2 /* do we have the capset fix */
+#define VIRTGPU_PARAM_RESOURCE_BLOB 3 /* DRM_VIRTGPU_RESOURCE_CREATE_BLOB */
+#define VIRTGPU_PARAM_HOST_VISIBLE 4 /* Host blob resources are mappable */
+#define VIRTGPU_PARAM_CROSS_DEVICE 5 /* Cross virtio-device resource sharing */
struct drm_virtgpu_getparam {
__u64 param;
@@ -100,7 +104,7 @@ struct drm_virtgpu_resource_info {
__u32 bo_handle;
__u32 res_handle;
__u32 size;
- __u32 stride;
+ __u32 blob_mem;
};
struct drm_virtgpu_3d_box {
@@ -117,6 +121,8 @@ struct drm_virtgpu_3d_transfer_to_host {
struct drm_virtgpu_3d_box box;
__u32 level;
__u32 offset;
+ __u32 stride;
+ __u32 layer_stride;
};
struct drm_virtgpu_3d_transfer_from_host {
@@ -124,6 +130,8 @@ struct drm_virtgpu_3d_transfer_from_host {
struct drm_virtgpu_3d_box box;
__u32 level;
__u32 offset;
+ __u32 stride;
+ __u32 layer_stride;
};
#define VIRTGPU_WAIT_NOWAIT 1 /* like it */
@@ -140,6 +148,31 @@ struct drm_virtgpu_get_caps {
__u32 pad;
};
+struct drm_virtgpu_resource_create_blob {
+#define VIRTGPU_BLOB_MEM_GUEST 0x0001
+#define VIRTGPU_BLOB_MEM_HOST3D 0x0002
+#define VIRTGPU_BLOB_MEM_HOST3D_GUEST 0x0003
+
+#define VIRTGPU_BLOB_FLAG_USE_MAPPABLE 0x0001
+#define VIRTGPU_BLOB_FLAG_USE_SHAREABLE 0x0002
+#define VIRTGPU_BLOB_FLAG_USE_CROSS_DEVICE 0x0004
+ /* zero is invalid blob_mem */
+ __u32 blob_mem;
+ __u32 blob_flags;
+ __u32 bo_handle;
+ __u32 res_handle;
+ __u64 size;
+
+ /*
+ * for 3D contexts with VIRTGPU_BLOB_MEM_HOST3D_GUEST and
+ * VIRTGPU_BLOB_MEM_HOST3D otherwise, must be zero.
+ */
+ __u32 pad;
+ __u32 cmd_size;
+ __u64 cmd;
+ __u64 blob_id;
+};
+
#define DRM_IOCTL_VIRTGPU_MAP \
DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_MAP, struct drm_virtgpu_map)
@@ -175,6 +208,10 @@ struct drm_virtgpu_get_caps {
DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_GET_CAPS, \
struct drm_virtgpu_get_caps)
+#define DRM_IOCTL_VIRTGPU_RESOURCE_CREATE_BLOB \
+ DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_RESOURCE_CREATE_BLOB, \
+ struct drm_virtgpu_resource_create_blob)
+
#if defined(__cplusplus)
}
#endif
diff --git a/include/drm-uapi/vmwgfx_drm.h b/include/drm-uapi/vmwgfx_drm.h
index 02cab33f..02e91750 100644
--- a/include/drm-uapi/vmwgfx_drm.h
+++ b/include/drm-uapi/vmwgfx_drm.h
@@ -71,6 +71,7 @@ extern "C" {
#define DRM_VMW_CREATE_EXTENDED_CONTEXT 26
#define DRM_VMW_GB_SURFACE_CREATE_EXT 27
#define DRM_VMW_GB_SURFACE_REF_EXT 28
+#define DRM_VMW_MSG 29
/*************************************************************************/
/**
@@ -85,6 +86,9 @@ extern "C" {
*
* DRM_VMW_PARAM_SM4_1
* SM4_1 support is enabled.
+ *
+ * DRM_VMW_PARAM_SM5
+ * SM5 support is enabled.
*/
#define DRM_VMW_PARAM_NUM_STREAMS 0
@@ -102,6 +106,7 @@ extern "C" {
#define DRM_VMW_PARAM_DX 12
#define DRM_VMW_PARAM_HW_CAPS2 13
#define DRM_VMW_PARAM_SM4_1 14
+#define DRM_VMW_PARAM_SM5 15
/**
* enum drm_vmw_handle_type - handle type for ref ioctls
@@ -1132,7 +1137,7 @@ struct drm_vmw_handle_close_arg {
* svga3d surface flags split into 2, upper half and lower half.
*/
enum drm_vmw_surface_version {
- drm_vmw_gb_surface_v1
+ drm_vmw_gb_surface_v1,
};
/**
@@ -1143,6 +1148,7 @@ enum drm_vmw_surface_version {
* @svga3d_flags_upper_32_bits: Upper 32 bits of svga3d flags.
* @multisample_pattern: Multisampling pattern when msaa is supported.
* @quality_level: Precision settings for each sample.
+ * @buffer_byte_stride: Buffer byte stride.
* @must_be_zero: Reserved for future usage.
*
* Input argument to the DRM_VMW_GB_SURFACE_CREATE_EXT Ioctl.
@@ -1151,10 +1157,11 @@ enum drm_vmw_surface_version {
struct drm_vmw_gb_surface_create_ext_req {
struct drm_vmw_gb_surface_create_req base;
enum drm_vmw_surface_version version;
- uint32_t svga3d_flags_upper_32_bits;
- SVGA3dMSPattern multisample_pattern;
- SVGA3dMSQualityLevel quality_level;
- uint64_t must_be_zero;
+ __u32 svga3d_flags_upper_32_bits;
+ __u32 multisample_pattern;
+ __u32 quality_level;
+ __u32 buffer_byte_stride;
+ __u32 must_be_zero;
};
/**
@@ -1213,6 +1220,22 @@ union drm_vmw_gb_surface_reference_ext_arg {
struct drm_vmw_surface_arg req;
};
+/**
+ * struct drm_vmw_msg_arg
+ *
+ * @send: Pointer to user-space msg string (null terminated).
+ * @receive: Pointer to user-space receive buffer.
+ * @send_only: Boolean whether this is only sending or receiving too.
+ *
+ * Argument to the DRM_VMW_MSG ioctl.
+ */
+struct drm_vmw_msg_arg {
+ __u64 send;
+ __u64 receive;
+ __s32 send_only;
+ __u32 receive_len;
+};
+
#if defined(__cplusplus)
}
#endif