gpu: nvgpu: Add CDE program number selection for GP10B

Add CDE program number selection for GP10B.

Bug 1604102

Change-Id: I0054e670e3bc6b8c2380124eb58204088aaae275
Signed-off-by: Sami Kiminki <skiminki@nvidia.com>
Reviewed-on: http://git-master/r/785459
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>

4 files changed, 91 insertions, 1 deletions

diff --git a/drivers/gpu/nvgpu/gp10b/Makefile b/drivers/gpu/nvgpu/gp10b/Makefile
index 688965da..ad198327 100644
--- a/drivers/gpu/nvgpu/gp10b/Makefile
+++ b/drivers/gpu/nvgpu/gp10b/Makefile
@@ -22,6 +22,7 @@ obj-$(CONFIG_GK20A)  += \
         hal_gp10b.o \
         rpfb_gp10b.o \
         gp10b_gating_reglist.o \
-        regops_gp10b.o
+        regops_gp10b.o \
+        cde_gp10b.o
 
 obj-$(CONFIG_TEGRA_GK20A) += platform_gp10b_tegra.o
diff --git a/drivers/gpu/nvgpu/gp10b/cde_gp10b.c b/drivers/gpu/nvgpu/gp10b/cde_gp10b.c
new file mode 100644
index 00000000..acb8aee3
--- /dev/null
+++ b/drivers/gpu/nvgpu/gp10b/cde_gp10b.c
@@ -0,0 +1,64 @@
+/*
+ * GP10B CDE
+ *
+ * Copyright (c) 2015, 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"
+#include "cde_gp10b.h"
+
+enum gp10b_programs {
+        GP10B_PROG_HPASS              = 0,
+        GP10B_PROG_HPASS_4K           = 1,
+        GP10B_PROG_VPASS              = 2,
+        GP10B_PROG_VPASS_4K           = 3,
+        GP10B_PROG_HPASS_DEBUG        = 4,
+        GP10B_PROG_HPASS_4K_DEBUG     = 5,
+        GP10B_PROG_VPASS_DEBUG        = 6,
+        GP10B_PROG_VPASS_4K_DEBUG     = 7,
+        GP10B_PROG_PASSTHROUGH        = 8,
+};
+
+static void gp10b_cde_get_program_numbers(struct gk20a *g,
+                                          u32 block_height_log2,
+                                          int *hprog_out, int *vprog_out)
+{
+        int hprog, vprog;
+
+        if (g->cde_app.shader_parameter == 1) {
+                hprog = GP10B_PROG_PASSTHROUGH;
+                vprog = GP10B_PROG_PASSTHROUGH;
+        } else {
+                hprog = GP10B_PROG_HPASS;
+                vprog = GP10B_PROG_VPASS;
+                if (g->cde_app.shader_parameter == 2) {
+                        hprog = GP10B_PROG_HPASS_DEBUG;
+                        vprog = GP10B_PROG_VPASS_DEBUG;
+                }
+                if (g->mm.bypass_smmu) {
+                        if (!g->mm.disable_bigpage) {
+                                gk20a_warn(&g->dev->dev,
+                                           "when bypass_smmu is 1, disable_bigpage must be 1 too");
+                        }
+                        hprog |= 1;
+                        vprog |= 1;
+                }
+        }
+
+        *hprog_out = hprog;
+        *vprog_out = vprog;
+}
+
+void gp10b_init_cde_ops(struct gpu_ops *gops)
+{
+        gops->cde.get_program_numbers = gp10b_cde_get_program_numbers;
+}
diff --git a/drivers/gpu/nvgpu/gp10b/cde_gp10b.h b/drivers/gpu/nvgpu/gp10b/cde_gp10b.h
new file mode 100644
index 00000000..52f785f1
--- /dev/null
+++ b/drivers/gpu/nvgpu/gp10b/cde_gp10b.h
@@ -0,0 +1,23 @@
+/*
+ * GP10B CDE
+ *
+ * Copyright (c) 2015, 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.
+ */
+
+#ifndef _NVHOST_GP10B_CDE
+#define _NVHOST_GP10B_CDE
+
+struct gpu_ops;
+
+void gp10b_init_cde_ops(struct gpu_ops *gops);
+
+#endif
diff --git a/drivers/gpu/nvgpu/gp10b/hal_gp10b.c b/drivers/gpu/nvgpu/gp10b/hal_gp10b.c
index 9eba5571..983b985d 100644
--- a/drivers/gpu/nvgpu/gp10b/hal_gp10b.c
+++ b/drivers/gpu/nvgpu/gp10b/hal_gp10b.c
@@ -31,6 +31,7 @@
 #include "gp10b/fifo_gp10b.h"
 #include "gp10b/gp10b_gating_reglist.h"
 #include "gp10b/regops_gp10b.h"
+#include "gp10b/cde_gp10b.h"
 
 #include "gm20b/gr_gm20b.h"
 #include "gm20b/fifo_gm20b.h"
@@ -103,6 +104,7 @@ int gp10b_init_hal(struct gk20a *g)
         gp10b_init_pmu_ops(gops);
         gk20a_init_debug_ops(gops);
         gp10b_init_regops(gops);
+        gp10b_init_cde_ops(gops);
         gops->name = "gp10b";
 
         c->twod_class = FERMI_TWOD_A;