gpu: nvgpu: add support for t19x

Add build and gpu framework support for t19x.

Bug 1735757

Change-Id: I4b7c6468871ca27412a6f9be20f744bc730b4142
Signed-off-by: Seshendra Gadagottu <sgadagottu@nvidia.com>
Reviewed-on: http://git-master/r/1122093
GVS: Gerrit_Virtual_Submit
Reviewed-by: Ken Adams <kadams@nvidia.com>

2 files changed, 20 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/Makefile b/drivers/gpu/nvgpu/Makefile
index 1d712d57..8cd5cc7c 100644
--- a/drivers/gpu/nvgpu/Makefile
+++ b/drivers/gpu/nvgpu/Makefile
@@ -15,6 +15,12 @@ ccflags-y += -I$(srctree)/../kernel-nvgpu-t18x/include
 ccflags-y += -I$(srctree)/../kernel-nvgpu-t18x/include/uapi
 endif
 
+ifeq ($(CONFIG_ARCH_TEGRA_19x_SOC),y)
+ccflags-y += -I$(srctree)/../kernel-nvgpu-t19x/drivers/gpu/nvgpu
+ccflags-y += -I$(srctree)/../kernel-nvgpu-t19x/include
+ccflags-y += -I$(srctree)/../kernel-nvgpu-t19x/include/uapi
+endif
+
 obj-$(CONFIG_GK20A) := nvgpu.o
 
 nvgpu-y := \
@@ -100,3 +106,7 @@ nvgpu-$(CONFIG_GK20A_CYCLE_STATS) += \
 ifeq ($(CONFIG_ARCH_TEGRA_18x_SOC),y)
 include ../kernel-nvgpu-t18x/drivers/gpu/nvgpu/Makefile
 endif
+
+ifeq ($(CONFIG_ARCH_TEGRA_19x_SOC),y)
+include ../kernel-nvgpu-t19x/drivers/gpu/nvgpu/Makefile
+endif
diff --git a/drivers/gpu/nvgpu/gk20a/hal.c b/drivers/gpu/nvgpu/gk20a/hal.c
index 7755bf7d..16ba4a03 100644
--- a/drivers/gpu/nvgpu/gk20a/hal.c
+++ b/drivers/gpu/nvgpu/gk20a/hal.c
@@ -21,6 +21,10 @@
 #include "nvgpu_gpuid_t18x.h"
 #endif
 
+#ifdef CONFIG_ARCH_TEGRA_19x_SOC
+#include "nvgpu_gpuid_t19x.h"
+#endif
+
 int gpu_init_hal(struct gk20a *g)
 {
         u32 ver = g->gpu_characteristics.arch + g->gpu_characteristics.impl;
@@ -40,6 +44,12 @@ int gpu_init_hal(struct gk20a *g)
                         return -ENODEV;
                 break;
 #endif
+#if defined(CONFIG_ARCH_TEGRA_19x_SOC)
+        case TEGRA_19x_GPUID:
+                if (TEGRA_19x_GPUID_HAL(g))
+                        return -ENODEV;
+                break;
+#endif
         default:
                 gk20a_err(g->dev, "no support for %x", ver);
                 return -ENODEV;