gpu: nvgpu: Return GPU classes in get_litter_value

Return GPU classes in HAL get_litter_value() instead of assigning
them to GPU characteristics at HAL initialization time.

JIRA NVGPU-259

Change-Id: Ife7a5cb38df3d33ce98a1caa43d3873fb1431234
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1593683
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 8 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/common/linux/ioctl_ctrl.c b/drivers/gpu/nvgpu/common/linux/ioctl_ctrl.c
index 83282b87..0481eacf 100644
--- a/drivers/gpu/nvgpu/common/linux/ioctl_ctrl.c
+++ b/drivers/gpu/nvgpu/common/linux/ioctl_ctrl.c
@@ -209,6 +209,14 @@ gk20a_ctrl_ioctl_gpu_characteristics(
         pgpu->impl = g->params.gpu_impl;
         pgpu->rev = g->params.gpu_rev;
         pgpu->reg_ops_limit = NVGPU_IOCTL_DBG_REG_OPS_LIMIT;
+        pgpu->twod_class = g->ops.get_litter_value(g, GPU_LIT_TWOD_CLASS);
+        pgpu->threed_class = g->ops.get_litter_value(g, GPU_LIT_THREED_CLASS);
+        pgpu->compute_class = g->ops.get_litter_value(g, GPU_LIT_COMPUTE_CLASS);
+        pgpu->gpfifo_class = g->ops.get_litter_value(g, GPU_LIT_GPFIFO_CLASS);
+        pgpu->inline_to_memory_class =
+                g->ops.get_litter_value(g, GPU_LIT_I2M_CLASS);
+        pgpu->dma_copy_class =
+                g->ops.get_litter_value(g, GPU_LIT_DMA_COPY_CLASS);
 
         pgpu->vbios_version = g->bios.vbios_version;
         pgpu->vbios_oem_version = g->bios.vbios_oem_version;