xnu-4903.270.47.tar.gz

[apple/xnu.git] / osfmk / kern / energy_perf.c

diff --git a/osfmk/kern/energy_perf.c b/osfmk/kern/energy_perf.c
index f44a09a73572fc66c32616c6977ff4550aa4faee..9c62ec4e9018c7715c6e21818218fe7742f53f10 100644 (file)
--- a/osfmk/kern/energy_perf.c
+++ b/osfmk/kern/energy_perf.c
@@ -2,7 +2,7 @@
  * Copyright (c) 2013 Apple Inc. All rights reserved.
  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
- * 
+ *
  * This file contains Original Code and/or Modifications of Original Code
  * as defined in and that are subject to the Apple Public Source License
  * Version 2.0 (the 'License'). You may not use this file except in
@@ -11,10 +11,10 @@
  * unlawful or unlicensed copies of an Apple operating system, or to
  * circumvent, violate, or enable the circumvention or violation of, any
  * terms of an Apple operating system software license agreement.
- * 
+ *
  * Please obtain a copy of the License at
  * http://www.opensource.apple.com/apsl/ and read it before using this file.
- * 
+ *
  * The Original Code and all software distributed under the License are
  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
@@ -22,33 +22,42 @@
  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  * Please see the License for the specific language governing rights and
  * limitations under the License.
- * 
+ *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
 
 #include <kern/energy_perf.h>
+#include <libsa/types.h>
 #include <sys/kdebug.h>
 #include <stddef.h>
 #include <machine/machine_routines.h>
 
-void gpu_describe(__unused gpu_descriptor_t gdesc) {
+void
+gpu_describe(__unused gpu_descriptor_t gdesc)
+{
        KERNEL_DEBUG_CONSTANT(MACHDBG_CODE(DBG_MACH_ENERGY_PERF, 1), gdesc->gpu_id, gdesc->gpu_max_domains, 0, 0, 0);
 }
 
-uint64_t gpu_accumulate_time(__unused uint32_t scope, __unused uint32_t gpu_id, __unused uint32_t gpu_domain, __unused uint64_t gpu_accumulated_ns, __unused uint64_t gpu_tstamp_ns) {
+uint64_t
+gpu_accumulate_time(__unused uint32_t scope, __unused uint32_t gpu_id, __unused uint32_t gpu_domain, __unused uint64_t gpu_accumulated_ns, __unused uint64_t gpu_tstamp_ns)
+{
        KERNEL_DEBUG_CONSTANT(MACHDBG_CODE(DBG_MACH_ENERGY_PERF, 2), scope, gpu_id, gpu_domain, gpu_accumulated_ns, gpu_tstamp_ns);
        ml_gpu_stat_update(gpu_accumulated_ns);
        return 0;
 }
 
-static uint64_t io_rate_update_cb_default(__unused uint64_t io_rate_flags, __unused uint64_t read_ops_delta, __unused uint64_t write_ops_delta, __unused uint64_t read_bytes_delta, __unused uint64_t write_bytes_delta) {
+static uint64_t
+io_rate_update_cb_default(__unused uint64_t io_rate_flags, __unused uint64_t read_ops_delta, __unused uint64_t write_ops_delta, __unused uint64_t read_bytes_delta, __unused uint64_t write_bytes_delta)
+{
        KERNEL_DEBUG_CONSTANT(MACHDBG_CODE(DBG_MACH_ENERGY_PERF, 3), io_rate_flags, read_ops_delta, write_ops_delta, read_bytes_delta, write_bytes_delta);
        return 0;
 }
 
 io_rate_update_callback_t io_rate_update_cb = io_rate_update_cb_default;
 
-void io_rate_update_register(io_rate_update_callback_t io_rate_update_cb_new) {
+void
+io_rate_update_register(io_rate_update_callback_t io_rate_update_cb_new)
+{
        if (io_rate_update_cb_new != NULL) {
                io_rate_update_cb = io_rate_update_cb_new;
        } else {
@@ -56,6 +65,37 @@ void io_rate_update_register(io_rate_update_callback_t io_rate_update_cb_new) {
        }
 }
 
-uint64_t io_rate_update(uint64_t io_rate_flags, uint64_t read_ops_delta, uint64_t write_ops_delta, uint64_t read_bytes_delta, uint64_t write_bytes_delta) {
+uint64_t
+io_rate_update(uint64_t io_rate_flags, uint64_t read_ops_delta, uint64_t write_ops_delta, uint64_t read_bytes_delta, uint64_t write_bytes_delta)
+{
        return io_rate_update_cb(io_rate_flags, read_ops_delta, write_ops_delta, read_bytes_delta, write_bytes_delta);
 }
+
+static uint64_t
+gpu_set_fceiling_cb_default(__unused uint32_t gfr, __unused uint64_t gfp)
+{
+       return 0ULL;
+}
+
+gpu_set_fceiling_t gpu_set_fceiling_cb = gpu_set_fceiling_cb_default;
+
+void
+gpu_fceiling_cb_register(gpu_set_fceiling_t gnewcb)
+{
+       if (gnewcb != NULL) {
+               gpu_set_fceiling_cb = gnewcb;
+       } else {
+               gpu_set_fceiling_cb = gpu_set_fceiling_cb_default;
+       }
+}
+
+void
+gpu_submission_telemetry(
+       __unused uint64_t gpu_ncmds,
+       __unused uint64_t gpu_noutstanding_avg,
+       __unused uint64_t gpu_busy_ns_total,
+       __unused uint64_t gpu_cycles,
+       __unused uint64_t gpu_telemetry_valid_flags,
+       __unused uint64_t gpu_telemetry_misc)
+{
+}