History log of /linux-master/drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c
Revision Date Author Comments
# 061863e5 28-Sep-2023 Yifan Zhang <yifan1.zhang@amd.com>

drm/amdgpu: add hub->ctx_distance in setup_vmid_config

add hub->ctx_distance when read CONTEXT1_CNTL, align w/
write back operation.

v2: fix coding style errors reported by checkpatch.pl (Christian)

Signed-off-by: Yifan Zhang <yifan1.zhang@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Lang Yu <lang.yu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>


# 4e8303cf 11-Sep-2023 Lijo Lazar <lijo.lazar@amd.com>

drm/amdgpu: Use function for IP version check

Use an inline function for version check. Gives more flexibility to
handle any format changes.

Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>


# 21539a6d 27-Jul-2023 Srinivasan Shanmugam <srinivasan.shanmugam@amd.com>

drm/amdgpu: Clean up style problems in mmhub_v2_3.c

Fixes the following:

ERROR: code indent should use tabs where possible
WARNING: Missing a blank line after declarations
WARNING: Prefer 'unsigned int' to bare use of 'unsigned'
WARNING: suspect code indent for conditional statements (8, 24)
+ if (!(data & (DAGB0_CNTL_MISC2__DISABLE_WRREQ_CG_MASK |
[...]
+ *flags |= AMD_CG_SUPPORT_MC_MGCG;

Cc: Christian König <christian.koenig@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Srinivasan Shanmugam <srinivasan.shanmugam@amd.com>
Reviewed-by: Guchun Chen <guchun.chen@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>


# f4caf584 14-Sep-2022 Hawking Zhang <Hawking.Zhang@amd.com>

drm/amdgpu: introduce vmhub definition for multi-partition cases (v3)

v1: Each partition has its own gfxhub or mmhub. adjust
the num of MAX_VMHUBS and the GFXHUB/MMHUB layout (Le)

v2: re-design the AMDGPU_GFXHUB/AMDGPU_MMHUB layout (Le)

v3: apply the gfxhub/mmhub layout to new IPs (Hawking)

v4: fix up gmc11 (Alex)

v5: rebase (Alex)

Signed-off-by: Le Ma <le.ma@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>


# 7ccfd79f 21-Jan-2022 Christian König <christian.koenig@amd.com>

drm/amdgpu: rename vram_scratch into mem_scratch

Rename vram_scratch into mem_scratch and allow allocating it into GTT as
well.

The only problem with that is that we won't have a default page for the
system aperture any more.

Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Luben Tuikov <luben.tuikov@amd.com>
Acked-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>


# 347fafe0 05-Dec-2022 Yang Wang <KevinYang.Wang@amd.com>

drm/amdgpu: fix mmhub register base coding error

fix MMHUB register base coding error.

Fixes: ec6837591f992 ("drm/amdgpu/gmc10: program the smallK fragment size")

Signed-off-by: Yang Wang <KevinYang.Wang@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org


# d7dab4fc 12-May-2021 Jack Xiao <Jack.Xiao@amd.com>

drm/amdgpu: save the setting of VM_CONTEXT_CNTL

MES firmware needs the setting of VM_CONTEXT_CNTL to perform
vmid switch. Save the initial setting when hub initializing.

Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>


# 25faeddc 25-Mar-2022 Evan Quan <evan.quan@amd.com>

drm/amdgpu: expand cg_flags from u32 to u64

With this, we can support more CG flags.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>


# a142606d 10-Feb-2022 Yifan Zhang <yifan1.zhang@amd.com>

drm/amdgpu: add support for gmc10 for gc 10.3.6

this patch adds support for gmc10.

Signed-off-by: Yifan Zhang <yifan1.zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>


# 4ac955ba 04-Dec-2021 Hawking Zhang <Hawking.Zhang@amd.com>

drm/amdgpu: don't override default ECO_BITs setting

Leave this bit as hardware default setting

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>


# 841933d5 04-Dec-2021 Hawking Zhang <Hawking.Zhang@amd.com>

drm/amdgpu: don't override default ECO_BITs setting

Leave this bit as hardware default setting

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org


# 1d789535 04-Oct-2021 Alex Deucher <alexander.deucher@amd.com>

drm/amdgpu: convert IP version array to include instances

Allow us to query instances versions more cleanly.

Instancing support is not consistent unfortunately. SDMA is a
good example. Sienna cichlid has 4 total SDMA instances, each
enumerated separately (HWIDs 42, 43, 68, 69). Arcturus has 8
total SDMA instances, but they are enumerated as multiple
instances of the same HWIDs (4x HWID 42, 4x HWID 43). UMC
is another example. On most chips there are multiple
instances with the same HWID. This allows us to support both
forms.

v2: rebase
v3: clarify instancing support

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>


# bc7c3d1d 27-Jul-2021 Alex Deucher <alexander.deucher@amd.com>

drm/amdgpu/mmhub2.1: convert to IP version checking

Use IP versions rather than asic_type to differentiate
IP version specific features.

Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>


# 1b386938 16-Dec-2020 Alex Deucher <alexander.deucher@amd.com>

drm/amdgpu: add mmhub client support for yellow carp

To help debugging GPUVM page faults.

Acked-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>


# 0bb6d3db 10-May-2021 Zhen Lei <thunder.leizhen@huawei.com>

drm/amdgpu: Delete two unneeded bool conversions

The result of an expression consisting of a single relational operator is
already of the bool type and does not need to be evaluated explicitly.

No functional change.

Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>


# 0ca565ab 01-Apr-2021 Oak Zeng <Oak.Zeng@amd.com>

drm/amdgpu: Calling address translation functions to simplify codes

Use amdgpu_gmc_vram_pa and amdgpu_gmc_vram_cpu_pa
to simplify codes. No logic change.

Signed-off-by: Oak Zeng <Oak.Zeng@amd.com>
Signed-off-by: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>


# 8bc7b360 19-Mar-2021 Hawking Zhang <Hawking.Zhang@amd.com>

drm/amdgpu: split mmhub callbacks into ras and non-ras ones

mmhub ras is only avaiable in cerntain mmhub ip
generation.

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Dennis Li <Dennis.Li@amd.com>
Reviewed-by: John Clements <John.Clements@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>


# 5993e793 22-Jan-2021 Colin Ian King <colin.king@canonical.com>

drm/amdgpu: Fix masking binary not operator on two mask operations

Currently the ! operator is incorrectly being used to flip bits on
mask values. Fix this by using the bit-wise ~ operator instead.

Addresses-Coverity: ("Logical vs. bitwise operator")
Fixes: 3c9a7b7d6e7520 ("drm/amdgpu: update mmhub mgcg&ls for mmhub_v2_3")
Reviewed-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>


# 3c9a7b7d 18-Jan-2021 Aaron Liu <aaron.liu@amd.com>

drm/amdgpu: update mmhub mgcg&ls for mmhub_v2_3

Starting from vangogh, the ATCL2 and DAGB0 registers relative
to mgcg/ls has changed.

For MGCG:
Replace mmMM_ATC_L2_MISC_CG with mmMM_ATC_L2_CGTT_CLK_CTRL.

For MGLS:
Replace mmMM_ATC_L2_MISC_CG with mmMM_ATC_L2_CGTT_CLK_CTRL.
Add DAGB0_(WR/RD)_CGTT_CLK_CTRL registers.

Signed-off-by: Aaron Liu <aaron.liu@amd.com>
Acked-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>


# fdcf0167 30-Dec-2020 Hawking Zhang <Hawking.Zhang@amd.com>

drm/amdgpu: switched to cached noretry setting for vangogh

global noretry setting is cached to gmc.noretry

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>


# 39263a2f 18-Jan-2021 Aaron Liu <aaron.liu@amd.com>

drm/amdgpu: update mmhub mgcg&ls for mmhub_v2_3

Starting from vangogh, the ATCL2 and DAGB0 registers relative
to mgcg/ls has changed.

For MGCG:
Replace mmMM_ATC_L2_MISC_CG with mmMM_ATC_L2_CGTT_CLK_CTRL.

For MGLS:
Replace mmMM_ATC_L2_MISC_CG with mmMM_ATC_L2_CGTT_CLK_CTRL.
Add DAGB0_(WR/RD)_CGTT_CLK_CTRL registers.

Signed-off-by: Aaron Liu <aaron.liu@amd.com>
Acked-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>


# ed1df585 30-Dec-2020 Hawking Zhang <Hawking.Zhang@amd.com>

drm/amdgpu: switched to cached noretry setting for vangogh

global noretry setting is cached to gmc.noretry

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>


# 68fce5f0 08-Dec-2020 Nirmoy Das <nirmoy.das@amd.com>

drm/amdgpu: use AMDGPU_NUM_VMID when possible

Replace hardcoded vmid number with AMDGPU_NUM_VMID macro.

Signed-off-by: Nirmoy Das <nirmoy.das@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>


# 99698b51 30-Nov-2020 Alex Deucher <alexander.deucher@amd.com>

drm/amdgpu: enable AGP aperture on gmc10.x (v2)

Just a small optimization for accessing system pages directly.
Was missed for gmc v10 since the feature landed for older gmcs
while we were still on the emulator or gmc10 and we use the AGP
aperture for zfb on the emulator.

v2: fix up the system aperture as well

Reviewed-and-tested-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>


# 682b1f4c 16-Sep-2020 Alex Deucher <alexander.deucher@amd.com>

drm/amdgpu/mmhub2.3: print client id string for mmhub

Print the name of the client rather than the number. This
makes it easier to debug what block is causing the fault.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>


# 4d8d75a4 16-Dec-2019 Huang Rui <ray.huang@amd.com>

drm/amdgpu: add mmhub v2.3 for vangogh (v4)

There are too many register offset mismatch between mmhub v2.0 and v2.3.

E.X:

mmMM_ATC_L2_MISC_CG: 0x064a(v2.0) 0x06cd(v2.3)
mmMMVM_L2_PROTECTION_FAULT_CNTL: 0x0688(v2.0) 0x0708(v2.3)
mmMMVM_CONTEXT0_PAGE_TABLE_BASE_ADDR_LO32: 0x072b(v2.0) 0x0940(v2.3)
mmMMVM_CONTEXT0_PAGE_TABLE_BASE_ADDR_HI32: 0x072c(v2.0) 0x0941(v2.3)
mmMMVM_INVALIDATE_ENG0_REQ: 0x06e3(v2.0) 0x0a01(v2.3)
mmMMVM_INVALIDATE_ENG0_ACK: 0x06f5(v2.0) 0x0a02(v2.3)
mmMMVM_CONTEXT0_CNTL: 0x06c0(v2.0) 0x0740(v2.3)
mmMMVM_L2_PROTECTION_FAULT_STATUS: 0x068c(v2.0) 0x070c(v2.3)
mmMMVM_L2_PROTECTION_FAULT_CNTL: 0x0688(v2.0) 0x0708(v2.3)
mmMM_ATC_L2_MISC_CG: 0x064a(v2.0) 0x06cd(v2.3)
mmDAGB0_CNTL_MISC2: 0x0071(v2.0) 0x0096(v2.3)
...

Continuing using the same file mmhub v2.0 is not good choice, it will
introduce a lot of checking with ASIC types. And also easy to introduce the
issues that offset not align, this kind of issues are really hard to find. Van
Gogh's mmhub vm invalidation is actually caused by the offset mismatch as well.

So it would like to create a new file rather than stick to re-use orignal mmhub
v2.0 here.

v2: add missed translate_further programming.
v3: sync with latest code
v4: add missing callbacks

Signed-off-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>