#include <drm/drm.h>
#include <linux/ioctl.h>
+/*
+ * - 1.1 - initial version
+ * - 1.3 - Add SMI events support
+ */
#define KFD_IOCTL_MAJOR_VERSION 1
-#define KFD_IOCTL_MINOR_VERSION 1
+#define KFD_IOCTL_MINOR_VERSION 3
struct kfd_ioctl_get_version_args {
__u32 major_version; /* from KFD */
__u32 imprecise; /* Can't determine the exact fault address */
};
-/* memory exception data*/
+/* memory exception data */
struct kfd_hsa_memory_exception_data {
struct kfd_memory_exception_failure failure;
__u64 va;
__u32 n_success; /* to/from KFD */
};
+/* Allocate GWS for specific queue
+ *
+ * @queue_id: queue's id that GWS is allocated for
+ * @num_gws: how many GWS to allocate
+ * @first_gws: index of the first GWS allocated.
+ * only support contiguous GWS allocation
+ */
+struct kfd_ioctl_alloc_queue_gws_args {
+ __u32 queue_id; /* to KFD */
+ __u32 num_gws; /* to KFD */
+ __u32 first_gws; /* from KFD */
+ __u32 pad;
+};
+
struct kfd_ioctl_get_dmabuf_info_args {
__u64 size; /* from KFD */
__u64 metadata_ptr; /* to KFD */
__u32 dmabuf_fd; /* to KFD */
};
+/*
+ * KFD SMI(System Management Interface) events
+ */
+enum kfd_smi_event {
+ KFD_SMI_EVENT_NONE = 0, /* not used */
+ KFD_SMI_EVENT_VMFAULT = 1, /* event start counting at 1 */
+ KFD_SMI_EVENT_THERMAL_THROTTLE = 2,
+ KFD_SMI_EVENT_GPU_PRE_RESET = 3,
+ KFD_SMI_EVENT_GPU_POST_RESET = 4,
+};
+
+#define KFD_SMI_EVENT_MASK_FROM_INDEX(i) (1ULL << ((i) - 1))
+
+struct kfd_ioctl_smi_events_args {
+ __u32 gpuid; /* to KFD */
+ __u32 anon_fd; /* from KFD */
+};
+
/* Register offset inside the remapped mmio page
*/
enum kfd_mmio_remap {
#define AMDKFD_IOC_IMPORT_DMABUF \
AMDKFD_IOWR(0x1D, struct kfd_ioctl_import_dmabuf_args)
+#define AMDKFD_IOC_ALLOC_QUEUE_GWS \
+ AMDKFD_IOWR(0x1E, struct kfd_ioctl_alloc_queue_gws_args)
+
+#define AMDKFD_IOC_SMI_EVENTS \
+ AMDKFD_IOWR(0x1F, struct kfd_ioctl_smi_events_args)
+
#define AMDKFD_COMMAND_START 0x01
-#define AMDKFD_COMMAND_END 0x1E
+#define AMDKFD_COMMAND_END 0x20
#endif