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-rw-r--r--include/drm/drm.h67
1 files changed, 41 insertions, 26 deletions
diff --git a/include/drm/drm.h b/include/drm/drm.h
index e213ec68..b4ebaa96 100644
--- a/include/drm/drm.h
+++ b/include/drm/drm.h
@@ -36,7 +36,7 @@
#ifndef _DRM_H_
#define _DRM_H_
-#if defined(__linux__)
+#if defined(__linux__)
#include <linux/types.h>
#include <asm/ioctl.h>
@@ -54,6 +54,7 @@ typedef int32_t __s32;
typedef uint32_t __u32;
typedef int64_t __s64;
typedef uint64_t __u64;
+typedef size_t __kernel_size_t;
typedef unsigned long drm_handle_t;
#endif
@@ -129,11 +130,11 @@ struct drm_version {
int version_major; /**< Major version */
int version_minor; /**< Minor version */
int version_patchlevel; /**< Patch level */
- size_t name_len; /**< Length of name buffer */
+ __kernel_size_t name_len; /**< Length of name buffer */
char *name; /**< Name of driver */
- size_t date_len; /**< Length of date buffer */
+ __kernel_size_t date_len; /**< Length of date buffer */
char *date; /**< User-space buffer to hold date */
- size_t desc_len; /**< Length of desc buffer */
+ __kernel_size_t desc_len; /**< Length of desc buffer */
char *desc; /**< User-space buffer to hold desc */
};
@@ -143,7 +144,7 @@ struct drm_version {
* \sa drmGetBusid() and drmSetBusId().
*/
struct drm_unique {
- size_t unique_len; /**< Length of unique */
+ __kernel_size_t unique_len; /**< Length of unique */
char *unique; /**< Unique name for driver instantiation */
};
@@ -180,7 +181,7 @@ enum drm_map_type {
_DRM_SHM = 2, /**< shared, cached */
_DRM_AGP = 3, /**< AGP/GART */
_DRM_SCATTER_GATHER = 4, /**< Scatter/gather memory for PCI DMA */
- _DRM_CONSISTENT = 5, /**< Consistent memory for PCI DMA */
+ _DRM_CONSISTENT = 5 /**< Consistent memory for PCI DMA */
};
/**
@@ -466,12 +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 | \
@@ -611,6 +615,28 @@ struct drm_gem_open {
__u64 size;
};
+#define DRM_CAP_DUMB_BUFFER 0x1
+#define DRM_CAP_VBLANK_HIGH_CRTC 0x2
+#define DRM_CAP_DUMB_PREFERRED_DEPTH 0x3
+#define DRM_CAP_DUMB_PREFER_SHADOW 0x4
+#define DRM_CAP_PRIME 0x5
+#define DRM_PRIME_CAP_IMPORT 0x1
+#define DRM_PRIME_CAP_EXPORT 0x2
+#define DRM_CAP_TIMESTAMP_MONOTONIC 0x6
+#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.
+ *
+ * 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
+#define DRM_CAP_CURSOR_HEIGHT 0x9
+#define DRM_CAP_ADDFB2_MODIFIERS 0x10
+
/** DRM_IOCTL_GET_CAP ioctl argument type */
struct drm_get_cap {
__u64 capability;
@@ -629,17 +655,17 @@ struct drm_get_cap {
/**
* DRM_CLIENT_CAP_UNIVERSAL_PLANES
*
- * if set to 1, the DRM core will expose the full universal plane list
- * (including primary and cursor planes).
+ * If set to 1, the DRM core will expose all planes (overlay, primary, and
+ * cursor) to userspace.
*/
-#define DRM_CLIENT_CAP_UNIVERSAL_PLANES 2
+#define DRM_CLIENT_CAP_UNIVERSAL_PLANES 2
/**
* DRM_CLIENT_CAP_ATOMIC
*
- * If set to 1, the DRM core will allow atomic modesetting requests.
+ * If set to 1, the DRM core will expose atomic properties to userspace
*/
-#define DRM_CLIENT_CAP_ATOMIC 3
+#define DRM_CLIENT_CAP_ATOMIC 3
/** DRM_IOCTL_SET_CLIENT_CAP ioctl argument type */
struct drm_set_client_cap {
@@ -647,6 +673,7 @@ struct drm_set_client_cap {
__u64 value;
};
+#define DRM_RDWR O_RDWR
#define DRM_CLOEXEC O_CLOEXEC
struct drm_prime_handle {
__u32 handle;
@@ -742,8 +769,8 @@ struct drm_prime_handle {
#define DRM_IOCTL_MODE_SETGAMMA DRM_IOWR(0xA5, struct drm_mode_crtc_lut)
#define DRM_IOCTL_MODE_GETENCODER DRM_IOWR(0xA6, struct drm_mode_get_encoder)
#define DRM_IOCTL_MODE_GETCONNECTOR DRM_IOWR(0xA7, struct drm_mode_get_connector)
-#define DRM_IOCTL_MODE_ATTACHMODE DRM_IOWR(0xA8, struct drm_mode_mode_cmd)
-#define DRM_IOCTL_MODE_DETACHMODE DRM_IOWR(0xA9, struct drm_mode_mode_cmd)
+#define DRM_IOCTL_MODE_ATTACHMODE DRM_IOWR(0xA8, struct drm_mode_mode_cmd) /* deprecated (never worked) */
+#define DRM_IOCTL_MODE_DETACHMODE DRM_IOWR(0xA9, struct drm_mode_mode_cmd) /* deprecated (never worked) */
#define DRM_IOCTL_MODE_GETPROPERTY DRM_IOWR(0xAA, struct drm_mode_get_property)
#define DRM_IOCTL_MODE_SETPROPERTY DRM_IOWR(0xAB, struct drm_mode_connector_set_property)
@@ -770,7 +797,7 @@ struct drm_prime_handle {
/**
* Device specific ioctls should only be in their respective headers
- * The device specific ioctl range is from 0x40 to 0x99.
+ * The device specific ioctl range is from 0x40 to 0x9f.
* Generic IOCTLS restart at 0xA0.
*
* \sa drmCommandNone(), drmCommandRead(), drmCommandWrite(), and
@@ -808,18 +835,6 @@ struct drm_event_vblank {
__u32 reserved;
};
-#define DRM_CAP_DUMB_BUFFER 0x1
-#define DRM_CAP_VBLANK_HIGH_CRTC 0x2
-#define DRM_CAP_DUMB_PREFERRED_DEPTH 0x3
-#define DRM_CAP_DUMB_PREFER_SHADOW 0x4
-#define DRM_CAP_PRIME 0x5
-#define DRM_CAP_TIMESTAMP_MONOTONIC 0x6
-#define DRM_CAP_ASYNC_PAGE_FLIP 0x7
-#define DRM_CAP_ADDFB2_MODIFIERS 0x10
-
-#define DRM_PRIME_CAP_IMPORT 0x1
-#define DRM_PRIME_CAP_EXPORT 0x2
-
/* typedef area */
typedef struct drm_clip_rect drm_clip_rect_t;
typedef struct drm_drawable_info drm_drawable_info_t;