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, 63 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/common/linux/vgpu/gm20b/vgpu_gr_gm20b.c b/drivers/gpu/nvgpu/common/linux/vgpu/gm20b/vgpu_gr_gm20b.c
new file mode 100644
index 00000000..260ce080
--- /dev/null
+++ b/drivers/gpu/nvgpu/common/linux/vgpu/gm20b/vgpu_gr_gm20b.c
@@ -0,0 +1,63 @@
+/*
+ * Copyright (c) 2015-2017, 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/>.
+ */
+
+#include <nvgpu/enabled.h>
+
+#include "gk20a/gk20a.h"
+#include "gk20a/css_gr_gk20a.h"
+#include "common/linux/vgpu/css_vgpu.h"
+#include "vgpu_gr_gm20b.h"
+
+void vgpu_gr_gm20b_init_cyclestats(struct gk20a *g)
+{
+#if defined(CONFIG_GK20A_CYCLE_STATS)
+        bool snapshots_supported = true;
+
+        /* cyclestats not supported on vgpu */
+        __nvgpu_set_enabled(g, NVGPU_SUPPORT_CYCLE_STATS, false);
+
+        g->gr.max_css_buffer_size = vgpu_css_get_buffer_size(g);
+
+        /* snapshots not supported if the buffer size is 0 */
+        if (g->gr.max_css_buffer_size == 0)
+                snapshots_supported = false;
+
+        __nvgpu_set_enabled(g, NVGPU_SUPPORT_CYCLE_STATS_SNAPSHOT,
+                                                        snapshots_supported);
+#endif
+}
+
+int vgpu_gm20b_init_fs_state(struct gk20a *g)
+{
+        struct gr_gk20a *gr = &g->gr;
+        u32 tpc_index, gpc_index;
+        u32 sm_id = 0;
+
+        gk20a_dbg_fn("");
+
+        for (gpc_index = 0; gpc_index < gr->gpc_count; gpc_index++) {
+                for (tpc_index = 0; tpc_index < gr->gpc_tpc_count[gpc_index];
+                                                                tpc_index++) {
+                        g->gr.sm_to_cluster[sm_id].tpc_index = tpc_index;
+                        g->gr.sm_to_cluster[sm_id].gpc_index = gpc_index;
+
+                        sm_id++;
+                }
+        }
+
+        gr->no_of_sm = sm_id;
+        return 0;
+}