gpu: nvgpu: t18x, gp10b framework

This change adds gp10b to the nvgpu build as
well as enabling CMA for buffer allocation.

Change-Id: Id3d45ad6ffdab14120395952e68b285dd7364c76
Signed-off-by: Ken Adams <kadams@nvidia.com>
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: http://git-master/r/553324
GVS: Gerrit_Virtual_Submit

1 files changed, 54 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gp10b/gr_gp10b.c b/drivers/gpu/nvgpu/gp10b/gr_gp10b.c
new file mode 100644
index 00000000..f4a63fad
--- /dev/null
+++ b/drivers/gpu/nvgpu/gp10b/gr_gp10b.c
@@ -0,0 +1,54 @@
+/*
+ * GP10B GPU GR
+ *
+ * Copyright (c) 2014, 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.
+ */
+
+#include "gk20a/gk20a.h" /* FERMI and MAXWELL classes defined here */
+
+#include "gk20a/gr_gk20a.h"
+
+#include "gm20b/gr_gm20b.h" /* for MAXWELL classes */
+#include "gp10b/gr_gp10b.h"
+
+
+bool gr_gp10b_is_valid_class(struct gk20a *g, u32 class_num)
+{
+        bool valid = false;
+
+        switch (class_num) {
+        case PASCAL_COMPUTE_A:
+        case PASCAL_A:
+        case PASCAL_DMA_COPY_A:
+                valid = true;
+                break;
+
+        case MAXWELL_COMPUTE_B:
+        case MAXWELL_B:
+        case FERMI_TWOD_A:
+        case KEPLER_DMA_COPY_A:
+        case MAXWELL_DMA_COPY_A:
+                valid = true;
+                break;
+
+        default:
+                break;
+        }
+        gk20a_dbg_info("class=0x%x valid=%d", class_num, valid);
+        return valid;
+}
+
+void gp10b_init_gr(struct gpu_ops *gops)
+{
+        gm20b_init_gr(gops);
+        gops->gr.is_valid_class = gr_gp10b_is_valid_class;
+}