gpu: nvgpu: move clk_arb to linux specific

- Clock arbiter has lot of linux dependent code
so moved clk_arb.c to common/linux folder &
clk_arb.h to include/nvgpu/clk_arb.h, this move
helps to unblock QNX.
- QNX must implement functions present
under clk_arb.h as needed.

JIRA NVGPU-33

Change-Id: I38369fafda9c2cb9ba2175b3e530e40d0c746601
Signed-off-by: Mahantesh Kumbar <mkumbar@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1582473
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 82 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/include/nvgpu/clk_arb.h b/drivers/gpu/nvgpu/include/nvgpu/clk_arb.h
new file mode 100644
index 00000000..09f0b0d3
--- /dev/null
+++ b/drivers/gpu/nvgpu/include/nvgpu/clk_arb.h
@@ -0,0 +1,82 @@
+/*
+ * Copyright (c) 2016-2017, NVIDIA CORPORATION.  All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef __NVGPU_CLK_ARB_H__
+#define __NVGPU_CLK_ARB_H__
+
+#include <nvgpu/types.h>
+
+struct gk20a;
+struct nvgpu_clk_session;
+
+int nvgpu_clk_arb_init_arbiter(struct gk20a *g);
+
+int nvgpu_clk_arb_get_arbiter_clk_range(struct gk20a *g, u32 api_domain,
+                u16 *min_mhz, u16 *max_mhz);
+
+int nvgpu_clk_arb_get_arbiter_actual_mhz(struct gk20a *g,
+                u32 api_domain, u16 *actual_mhz);
+
+int nvgpu_clk_arb_get_arbiter_effective_mhz(struct gk20a *g,
+                u32 api_domain, u16 *effective_mhz);
+
+int nvgpu_clk_arb_get_arbiter_clk_f_points(struct gk20a *g,
+        u32 api_domain, u32 *max_points, u16 *fpoints);
+
+u32 nvgpu_clk_arb_get_arbiter_clk_domains(struct gk20a *g);
+bool nvgpu_clk_arb_is_valid_domain(struct gk20a *g, u32 api_domain);
+
+void nvgpu_clk_arb_cleanup_arbiter(struct gk20a *g);
+
+int nvgpu_clk_arb_install_session_fd(struct gk20a *g,
+                struct nvgpu_clk_session *session);
+
+int nvgpu_clk_arb_init_session(struct gk20a *g,
+                struct nvgpu_clk_session **_session);
+
+void nvgpu_clk_arb_release_session(struct gk20a *g,
+                struct nvgpu_clk_session *session);
+
+int nvgpu_clk_arb_commit_request_fd(struct gk20a *g,
+        struct nvgpu_clk_session *session, int request_fd);
+
+int nvgpu_clk_arb_set_session_target_mhz(struct nvgpu_clk_session *session,
+                int fd, u32 api_domain, u16 target_mhz);
+
+int nvgpu_clk_arb_get_session_target_mhz(struct nvgpu_clk_session *session,
+                u32 api_domain, u16 *target_mhz);
+
+int nvgpu_clk_arb_install_event_fd(struct gk20a *g,
+        struct nvgpu_clk_session *session, int *event_fd, u32 alarm_mask);
+
+int nvgpu_clk_arb_install_request_fd(struct gk20a *g,
+        struct nvgpu_clk_session *session, int *event_fd);
+
+void nvgpu_clk_arb_schedule_vf_table_update(struct gk20a *g);
+
+int nvgpu_clk_arb_get_current_pstate(struct gk20a *g);
+
+void nvgpu_clk_arb_pstate_change_lock(struct gk20a *g, bool lock);
+
+void nvgpu_clk_arb_schedule_alarm(struct gk20a *g, u32 alarm);
+#endif /* __NVGPU_CLK_ARB_H__ */
+