Files
linux-nvgpu/drivers/gpu/nvgpu/common/fb/fb_tu104.h
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

65 lines
2.6 KiB
C

/*
* Copyright (c) 2018-2019, NVIDIA CORPORATION. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#ifndef NVGPU_FB_TU104_H
#define NVGPU_FB_TU104_H
#include <nvgpu/types.h>
struct gk20a;
struct gr_gk20a;
struct nvgpu_mem;
void tu104_fb_enable_hub_intr(struct gk20a *g);
void tu104_fb_disable_hub_intr(struct gk20a *g);
bool tu104_fb_mmu_fault_pending(struct gk20a *g);
void tu104_fb_hub_isr(struct gk20a *g);
void fb_tu104_write_mmu_fault_buffer_lo_hi(struct gk20a *g, u32 index,
u32 addr_lo, u32 addr_hi);
u32 fb_tu104_read_mmu_fault_buffer_get(struct gk20a *g, u32 index);
void fb_tu104_write_mmu_fault_buffer_get(struct gk20a *g, u32 index,
u32 reg_val);
u32 fb_tu104_read_mmu_fault_buffer_put(struct gk20a *g, u32 index);
u32 fb_tu104_read_mmu_fault_buffer_size(struct gk20a *g, u32 index);
void fb_tu104_write_mmu_fault_buffer_size(struct gk20a *g, u32 index,
u32 reg_val);
void fb_tu104_read_mmu_fault_addr_lo_hi(struct gk20a *g,
u32 *addr_lo, u32 *addr_hi);
void fb_tu104_read_mmu_fault_inst_lo_hi(struct gk20a *g,
u32 *inst_lo, u32 *inst_hi);
u32 fb_tu104_read_mmu_fault_info(struct gk20a *g);
u32 fb_tu104_read_mmu_fault_status(struct gk20a *g);
void fb_tu104_write_mmu_fault_status(struct gk20a *g, u32 reg_val);
int fb_tu104_tlb_invalidate(struct gk20a *g, struct nvgpu_mem *pdb);
int fb_tu104_mmu_invalidate_replay(struct gk20a *g,
u32 invalidate_replay_val);
void fb_tu104_init_cbc(struct gk20a *g, struct gr_gk20a *gr);
int tu104_fb_apply_pdb_cache_war(struct gk20a *g);
size_t tu104_fb_get_vidmem_size(struct gk20a *g);
int tu104_fb_enable_nvlink(struct gk20a *g);
#endif /* NVGPU_FB_TU104_H */