gpu: nvgpu: move vgpu code to linux

Most of VGPU code is linux specific but lies in common code
So until VGPU code is properly abstracted and made os-independent,
move all of VGPU code to linux specific directory

Handle corresponding Makefile changes
Update all #includes to reflect new paths
Add GPL license to newly added linux files

Jira NVGPU-387

Change-Id: Ic133e4c80e570bcc273f0dacf45283fefd678923
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1599472
GVS: Gerrit_Virtual_Submit
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 59 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/common/linux/vgpu/fifo_vgpu.h b/drivers/gpu/nvgpu/common/linux/vgpu/fifo_vgpu.h
new file mode 100644
index 00000000..62a3a256
--- /dev/null
+++ b/drivers/gpu/nvgpu/common/linux/vgpu/fifo_vgpu.h
@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) 2017, NVIDIA CORPORATION.  All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef _FIFO_VGPU_H_
+#define _FIFO_VGPU_H_
+
+#include <nvgpu/types.h>
+
+struct gk20a;
+struct channel_gk20a;
+struct fifo_gk20a;
+struct tsg_gk20a;
+
+int vgpu_init_fifo_setup_hw(struct gk20a *g);
+void vgpu_channel_bind(struct channel_gk20a *ch);
+void vgpu_channel_unbind(struct channel_gk20a *ch);
+int vgpu_channel_alloc_inst(struct gk20a *g, struct channel_gk20a *ch);
+void vgpu_channel_free_inst(struct gk20a *g, struct channel_gk20a *ch);
+void vgpu_channel_enable(struct channel_gk20a *ch);
+void vgpu_channel_disable(struct channel_gk20a *ch);
+int vgpu_channel_setup_ramfc(struct channel_gk20a *ch, u64 gpfifo_base,
+                                u32 gpfifo_entries,
+                                unsigned long acquire_timeout, u32 flags);
+int vgpu_fifo_init_engine_info(struct fifo_gk20a *f);
+int vgpu_fifo_preempt_channel(struct gk20a *g, u32 chid);
+int vgpu_fifo_preempt_tsg(struct gk20a *g, u32 tsgid);
+int vgpu_fifo_update_runlist(struct gk20a *g, u32 runlist_id,
+                                u32 chid, bool add, bool wait_for_finish);
+int vgpu_fifo_wait_engine_idle(struct gk20a *g);
+int vgpu_fifo_set_runlist_interleave(struct gk20a *g,
+                                        u32 id,
+                                        bool is_tsg,
+                                        u32 runlist_id,
+                                        u32 new_level);
+int vgpu_channel_set_timeslice(struct channel_gk20a *ch, u32 timeslice);
+int vgpu_fifo_force_reset_ch(struct channel_gk20a *ch,
+                                        u32 err_code, bool verbose);
+u32 vgpu_fifo_default_timeslice_us(struct gk20a *g);
+int vgpu_tsg_open(struct tsg_gk20a *tsg);
+int vgpu_tsg_bind_channel(struct tsg_gk20a *tsg,
+                        struct channel_gk20a *ch);
+int vgpu_tsg_unbind_channel(struct channel_gk20a *ch);
+int vgpu_tsg_set_timeslice(struct tsg_gk20a *tsg, u32 timeslice);
+int vgpu_enable_tsg(struct tsg_gk20a *tsg);
+
+#endif