Files
linux-nvgpu/drivers/gpu/nvgpu/common
Vinod G 251e3eaa80 gpu: nvgpu: enable platform atomic feature
Support following changes related to platform atomic feature
NV_PFB_PRI_MMU_CTRL_ATOMIC_CAPABILITY_MODE to RMW MODE
NV_PFB_PRI_MMU_CTRL_ATOMIC_CAPABILITY_SYS_NCOH_MODE to L2
NV_PFB_HSHUB_NUM_ACTIVE_LTCS_HUB_SYS_ATOMIC_MODE to USE_RMW
NV_PFB_FBHUB_NUM_ACTIVE_LTCS_HUB_SYS_ATOMIC_MODE to USE_RMW
NV_PFB_FBHUB_NUM_ACTIVE_LTCS_HUB_SYS_NCOH_ATOMIC_MODE to USE_READ

In gv11b, FBHUB_NUM_ACTIVE_LTCS register has read only privilege,
so atomic mode register bits cannot be updated from kernel code.

atomic capability and atomic_sys_ncoh_mode bits are copied from
fb mmu_ctrl to gpcs_mmu_ctrl register.

new tu104 hal for fb_enable_nvlink function.

Change-Id: Ia78986c1c56795c6efad20f4ba42700ef1c2c1ad
Signed-off-by: Vinod G <vinodg@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2013481
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
2019-02-27 23:24:30 -08:00
..
2019-02-22 03:47:38 -08:00
2018-11-09 13:28:19 -08:00