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authorLizhi Hou <lizhi.hou@amd.com>2024-11-18 09:29:39 -0800
committerJeffrey Hugo <quic_jhugo@quicinc.com>2024-11-22 11:43:27 -0700
commitaac243092b707bb3018e951d470cc1a9bcbaba6c (patch)
tree8688059dae03a2025e92afa97e9823d4f26f9741 /include/uapi/drm
parentaccel/amdxdna: Add GEM buffer object management (diff)
downloadlinux-aac243092b707bb3018e951d470cc1a9bcbaba6c.tar.gz
linux-aac243092b707bb3018e951d470cc1a9bcbaba6c.zip
accel/amdxdna: Add command execution
Add interfaces for user application to submit command and wait for its completion. Co-developed-by: Min Ma <min.ma@amd.com> Signed-off-by: Min Ma <min.ma@amd.com> Reviewed-by: Jeffrey Hugo <quic_jhugo@quicinc.com> Signed-off-by: Lizhi Hou <lizhi.hou@amd.com> Signed-off-by: Jeffrey Hugo <quic_jhugo@quicinc.com> Link: https://patchwork.freedesktop.org/patch/msgid/20241118172942.2014541-8-lizhi.hou@amd.com
Diffstat (limited to 'include/uapi/drm')
-rw-r--r--include/uapi/drm/amdxdna_accel.h38
1 files changed, 38 insertions, 0 deletions
diff --git a/include/uapi/drm/amdxdna_accel.h b/include/uapi/drm/amdxdna_accel.h
index e3e78b79a8e7..3e88ed386fac 100644
--- a/include/uapi/drm/amdxdna_accel.h
+++ b/include/uapi/drm/amdxdna_accel.h
@@ -13,9 +13,11 @@
extern "C" {
#endif
+#define AMDXDNA_INVALID_CMD_HANDLE (~0UL)
#define AMDXDNA_INVALID_ADDR (~0UL)
#define AMDXDNA_INVALID_CTX_HANDLE 0
#define AMDXDNA_INVALID_BO_HANDLE 0
+#define AMDXDNA_INVALID_FENCE_HANDLE 0
enum amdxdna_device_type {
AMDXDNA_DEV_TYPE_UNKNOWN = -1,
@@ -29,6 +31,7 @@ enum amdxdna_drm_ioctl_id {
DRM_AMDXDNA_CREATE_BO,
DRM_AMDXDNA_GET_BO_INFO,
DRM_AMDXDNA_SYNC_BO,
+ DRM_AMDXDNA_EXEC_CMD,
};
/**
@@ -201,6 +204,37 @@ struct amdxdna_drm_sync_bo {
__u64 size;
};
+enum amdxdna_cmd_type {
+ AMDXDNA_CMD_SUBMIT_EXEC_BUF = 0,
+ AMDXDNA_CMD_SUBMIT_DEPENDENCY,
+ AMDXDNA_CMD_SUBMIT_SIGNAL,
+};
+
+/**
+ * struct amdxdna_drm_exec_cmd - Execute command.
+ * @ext: MBZ.
+ * @ext_flags: MBZ.
+ * @hwctx: Hardware context handle.
+ * @type: One of command type in enum amdxdna_cmd_type.
+ * @cmd_handles: Array of command handles or the command handle itself
+ * in case of just one.
+ * @args: Array of arguments for all command handles.
+ * @cmd_count: Number of command handles in the cmd_handles array.
+ * @arg_count: Number of arguments in the args array.
+ * @seq: Returned sequence number for this command.
+ */
+struct amdxdna_drm_exec_cmd {
+ __u64 ext;
+ __u64 ext_flags;
+ __u32 hwctx;
+ __u32 type;
+ __u64 cmd_handles;
+ __u64 args;
+ __u32 cmd_count;
+ __u32 arg_count;
+ __u64 seq;
+};
+
#define DRM_IOCTL_AMDXDNA_CREATE_HWCTX \
DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDXDNA_CREATE_HWCTX, \
struct amdxdna_drm_create_hwctx)
@@ -225,6 +259,10 @@ struct amdxdna_drm_sync_bo {
DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDXDNA_SYNC_BO, \
struct amdxdna_drm_sync_bo)
+#define DRM_IOCTL_AMDXDNA_EXEC_CMD \
+ DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDXDNA_EXEC_CMD, \
+ struct amdxdna_drm_exec_cmd)
+
#if defined(__cplusplus)
} /* extern c end */
#endif