Commit Graph

180 Commits

Author SHA1 Message Date
Konsta Holtta
7189630e7c gpu: nvgpu: drop fifo_ in channel HAL names
Now that the moved HAL ops from fifo are in channel, rename the
implementations to match.

Jira NVGPU-1307

Change-Id: I7b9336f506c9e71bcd0af98886216958bd6695eb
Signed-off-by: Konsta Holtta <kholtta@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2017264
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2019-02-12 17:05:56 -08:00
Konsta Holtta
5cde4c2140 gpu: nvgpu: move chip specific channel reg ops to common
Extract out the HAL ops' implementation that now belongs to the channel
unit. This unit is responsible for channel register accesses and the
like (ccsr_*).

Rename channel_gm20b_bind to gm20b_fifo_channel_bind to match with the
rest of the naming. Same with channel_gv11b_unbind.

Jira NVGPU-1307

Change-Id: I58b9d96dbdaf36bdb163a5729544a41faec828ab
Signed-off-by: Konsta Holtta <kholtta@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2017262
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2019-02-12 17:05:43 -08:00
Konsta Holtta
c330d8fd98 gpu: nvgpu: add channel HAL section for ccsr_*
Split out ops that belong to channel unit to a new section called
channel. Channel is a broad concept; this includes just the code that
accesses channel registers (ccsr_*). This is effectively just renaming;
the implementation still stays put.

The word "channel" is also dropped from certain HAL entries to avoid
redundancy (e.g., channel.disable_channel -> channel.disable).
fifo.get_num_fifos gets an entirely new name: channel.count.

Jira NVGPU-1307

Change-Id: I9a08103e461bf3ddb743aa37ababee3e0c73c861
Signed-off-by: Konsta Holtta <kholtta@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2017261
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2019-02-12 17:05:34 -08:00
Abdul Salam
6945209418 gpu: nvgpu: Add unified check for clk_arb support
Currently clk_arb needs PSTATE to be true for dGPU.
Setting PSTATE only FALSE, causes issue as clk_arb fails.
There is no such dependency of PSTATE on iGPU.
Making it unified with a call to check_clk_arb_support().
This call is implemented based on its dependency in iGPU, dGPU.
check_clk_arb_support returns true if supported, else false.

Jira NVGPU-1948

Change-Id: I108dc12bd6ad8d0e074352080c978b7dda9bee05
Signed-off-by: Abdul Salam <absalam@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2014775
Reviewed-by: Debarshi Dutta <ddutta@nvidia.com>
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GVS: Gerrit_Virtual_Submit
Reviewed-by: Mahantesh Kumbar <mkumbar@nvidia.com>
Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>
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2019-02-12 08:54:49 -08:00
Deepak Nibade
fe27a7f934 gpu: nvgpu: add gr/ctx and gr/subctx APIs to set hwpm ctxsw mode
gr_gk20a_update_hwpm_ctxsw_mode() right now validates the incoming
hwpm mode, checks if it is already set, and if not, it will go ahead
and set the new hwpm mode by calling g->ops.gr.ctxsw_prog HALs

Instead of programming hwpm mode in gr_gk20a.c, move the programming
to gr/ctx and gr/subctx units by adding below APIs
nvgpu_gr_ctx_prepare_hwpm_mode() - validate the incoming mode and
                                   check if it is already set
nvgpu_gr_ctx_set_hwpm_mode() - set pm mode in graphics context
nvgpu_gr_subctx_set_hwpm_mode() - set pm mode in subcontext

Add gpu_va field to struct pm_ctx_desc to store the gpu_va to be
programmed into context

Rename NVGPU_DBG_HWPM_CTXSW_MODE_* to NVGPU_GR_CTX_HWPM_CTXSW_MODE_*
and move them to gr/ctx.h

Remove below HALs since they are no longer used
g->ops.gr.ctxsw_prog.set_pm_mode_no_ctxsw()
g->ops.gr.ctxsw_prog.set_pm_mode_ctxsw()
g->ops.gr.ctxsw_prog.set_pm_mode_stream_out_ctxsw()

Jira NVGPU-1527
Jira NVGPU-1613

Change-Id: Id2a4d498182ec0e3586dc7265f73a25870ca2ef7
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2011093
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2019-02-11 10:25:34 -08:00
Konsta Holtta
49506f257e gpu: nvgpu: split update_runlist HAL API in two
A comment for gk20a_fifo_update_runlist() says:

 /* add/remove a channel from runlist
    special cases below: runlist->active_channels will NOT be changed.
    (ch == NULL && !add) means remove all active channels from runlist.
    (ch == NULL &&  add) means restore all active channels on runlist. */

Those special cases call for a new function, so add that. Delete the
update_runlist HAL op and add update_for_channel (like update_runlist
without the special cases) and reload (no channel to add or remove, just
the special cases).

While at it, rename gk20a_fifo_update_runlist_ids to
nvgpu_runlist_reload_ids. It's common across chips and does what the
reload HAL does but for a list of several IDs.

Jira NVGPU-1922

Change-Id: I9a99ab03a636a1214c021faad359d2b304a9472f
Signed-off-by: Konsta Holtta <kholtta@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2013058
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2019-02-08 12:56:09 -08:00
Deepak Nibade
a5eb150635 gpu: nvgpu: add new gr/config unit to initialize GR configuration
Add new unit gr/config to initialize GR configuration like GPC/TPC
count, MAX count and mask

Create new structure nvgpu_gr_config that stores all the configuration
and that is owned by the new unit

Move below fields from struct gr_gk20a to nvgpu_gr_config in gr/config.h
Struct gr_gk20a now only holds the pointer to struct nvgpu_gr_config

u32 max_gpc_count;
u32 max_tpc_per_gpc_count;
u32 max_zcull_per_gpc_count;
u32 max_tpc_count;

u32 gpc_count;
u32 tpc_count;
u32 ppc_count;
u32 zcb_count;

u32 pe_count_per_gpc;

u32 *gpc_tpc_count;
u32 *gpc_ppc_count;
u32 *gpc_zcb_count;
u32 *pes_tpc_count[GK20A_GR_MAX_PES_PER_GPC];

u32 *gpc_tpc_mask;
u32 *pes_tpc_mask[GK20A_GR_MAX_PES_PER_GPC];
u32 *gpc_skip_mask;

u8 *map_tiles;
u32 map_tile_count;
u32 map_row_offset;

Remove gr->sys_count since it was already no longer used

common/gr/config/gr_config.c unit now exposes the APIs to initialize
the configuration and also to query the configuration values

nvgpu_gr_config_init() is called to initialize GR configuration from
gr_gk20a_init_gr_config() and gr_gk20a_init_map_tiles() is simply
renamed as nvgpu_gr_config_init_map_tiles()

Expose new API nvgpu_gr_config_deinit() to deinit the configuration

Expose nvgpu_gr_config_get_*() APIs to query above configuration
fields stored in nvgpu_gr_config structure

Update vgpu_gr_init_gr_config() to initialize the configuration
from gr->config structure

Chip specific HALs that access GR register for initialization
are implemented in common/gr/config/gr_config_gm20b.c
Set these HALs for all GPUs

Jira NVGPU-1879

Change-Id: Ided658b43124ea61b9f273b82b73fdde4ed3c8f0
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2012167
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2019-02-08 12:55:53 -08:00
Alex Waterman
f2979bcdac gpu: nvgpu: Remove support_sparse() HAL in MM
The support sparse HAL severs only one purpose: return true or false
depending on whether the given chip supports sparse mappings. This
HAL is used to, in turn, program (or not) the
NVGPU_SUPPORT_SPARSE_ALLOCS enabled flag. So instead of having all
this rigmarole to program this flag just program it for all native
GPUs. Then, in the vGPU specific characteristics function disable it
explicitly. This seems to have precedent already.

JIRA NVGPU-1737
JIRA NVGPU-1934

Change-Id: I630928ad656aaffc09fdc6b7fec9fc423aa94c38
Signed-off-by: Alex Waterman <alexw@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2006796
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2019-02-07 15:44:41 -08:00
Adeel Raza
6da2dde280 gpu: nvgpu: vgpu: MISRA 21.2 header guard fixes
MISRA rule 21.2 forbids the usage of identifier names which start with
an underscore. This is because identifier names which start with an
underscore are reserved for the C library. This patch fixes rule 21.2
issues in vgpu header guard names.

JIRA NVGPU-1028

Change-Id: I89b450f0c1960ad93392971dcd6ef3c15d2460db
Signed-off-by: Adeel Raza <araza@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2011872
Reviewed-by: svc-misra-checker <svc-misra-checker@nvidia.com>
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Reviewed-by: Alex Waterman <alexw@nvidia.com>
Reviewed-by: Scott Long <scottl@nvidia.com>
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2019-02-06 10:34:06 -08:00
Adeel Raza
e70ba2af19 gpu: nvgpu: vgpu: MISRA rule 15.6 fixes
MISRA rule 15.6 requires that all if/else/loop blocks should be enclosed
by brackets. This patch adds brackets to single line if/else/loop blocks
in the vgpu directory.

JIRA NVGPU-775

Change-Id: Ibdac461432867eab83c56c9fb55da70177ccce0f
Signed-off-by: Adeel Raza <araza@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2011656
Reviewed-by: svc-misra-checker <svc-misra-checker@nvidia.com>
Reviewed-by: Scott Long <scottl@nvidia.com>
Reviewed-by: Alex Waterman <alexw@nvidia.com>
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2019-02-05 19:23:50 -08:00
Terje Bergstrom
a9f404cb99 gpu: nvgpu: Introduce NVGPU_DEBUGGER build flag
Introduce build flag for NVGPU_DEBUGGER. Also introduces Makefile flag
NVGPU_REDUCED and disables NVGPU_DEBUGGER when doing a reduced
build.

Make user space build enable the reduced build.

Change-Id: I84d6142811f674f2a7652e093b63ea5e93d9143e
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2002190
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2019-02-01 09:46:07 -08:00
Richard Zhao
27ff49fab0 gpu: nvgpu: vgpu: set get_arbiter_clk_domains null if not can_set_clkrate
If guest does not support set clock rate, get_arbiter_clk_domains needs
to be null to disable clk arbiter at ioctl level. Also explicitly set
clk.support_clk_freq_controller to false.

Jira GVSCI-277
Bug 200488368

Change-Id: I7b00e88510ea31a9bdc1bb2138b45f7e369d81dd
Signed-off-by: Richard Zhao <rizhao@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2006753
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2019-01-31 10:19:55 -08:00
Konsta Holtta
aa025c9f28 gpu: nvgpu: unset runlist_entry_size HAL for vgpu
gpu_ops.runlist.runlist_entry_size is not accessed on vgpu; vgpu uses a
software format when messaging the runlist contents to the server. Set
the HAL op to NULL for gp10b and gv11b vgpus.

Also add some documentation for the hardcoded vgpu entry size (u16).

Jira NVGPU-1309

Change-Id: Iac14cabb834a13b01e98208ec3a9a60151a9c34d
Signed-off-by: Konsta Holtta <kholtta@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2005561
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Reviewed-by: Thomas Fleury <tfleury@nvidia.com>
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2019-01-28 10:05:03 -08:00
Debarshi Dutta
20b15e6f40 gpu: nvgpu: move sema specific cmdbuf methods to common/sync/
sema cmdbuf specific functions are only for the sync functionality
of nvgpu and do not belong to fifo.

construct files sema_cmdbuf_gk20a.h and sema_cmdbuf_gk20a.c
under common/sync to contain the syncpt specific cmdbuf functions
for arch gk20a.

Jira NVGPU-1308

Change-Id: Iebeebe7a3de627f2de08d4ced74bb1aabf1eb53c
Signed-off-by: Debarshi Dutta <ddutta@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1975922
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2019-01-25 02:46:06 -08:00
Debarshi Dutta
ebe6fa7fac gpu: nvgpu: move syncpt specific cmdbuf methods to common/sync/
syncpt cmdbuf specific functions are only for the sync functionality of
nvgpu and donot belong to fifo.

construct files syncpt_cmdbuf_gk20a.h and syncpt_cmdbuf_gk20a.c under
common/sync to contain the syncpt specific cmdbuf functions for arch
gk20a.

The word 'fifo' is also removed from the name of these functions.

Jira NVGPU-1308

Change-Id: I1a1fd1d31f7decd1398f8e2ff625f95cf1f55033
Signed-off-by: Debarshi Dutta <ddutta@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1975920
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2019-01-25 02:45:40 -08:00
Debarshi Dutta
8b57b3b938 gpu: nvgpu: restructure sync cmdbufs specific gpu_ops
sync cmbbuf specific ops pointers are moved into a new struct sync_ops
under the parent struct gpu_ops. The HAL assignments to the gk20a and
gv11b versions are updated to match the new struct type.

Jira NVGPU-1308

Change-Id: I1d9832ed5e938cb65747f0f6d34088552f75e2bc
Signed-off-by: Debarshi Dutta <ddutta@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1975919
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2019-01-25 02:45:11 -08:00
Konsta Holtta
7439449c5c gpu: nvgpu: move runlist base and entry size hal ops
Avoid including the HW headers directly in the HAL listings: add
indirection functions for the two ops that were naked:

- runlist.eng_runlist_base_size
- runlist.runlist_entry_size

GV100 gets a new fifo HAL file as base_size is the first one (and
currently the only one) of GV100-specific ops.

NVGPU-1309

Change-Id: Idf28b5e26c798457132ef595fa55c65bcddb1b31
Signed-off-by: Konsta Holtta <kholtta@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1997826
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2019-01-24 04:14:58 -08:00
Konsta Holtta
237cee5997 gpu: nvgpu: move chip specific runlist code to common
Extract out the HAL ops' implementation that now belongs to the runlist
unit.

Jira NVGPU-1309

Change-Id: I66185de0ddace1728da5f55ae11daa0b752bebf1
Signed-off-by: Konsta Holtta <kholtta@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1997824
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2019-01-24 04:14:40 -08:00
Konsta Holtta
6fda25e958 gpu: nvgpu: move runlist HAL ops to separate section
Split out ops that belong to runlist unit to a new section called
runlist. This is effectively just renaming; the implementation still
stays put.

Jira NVGPU-1309

Change-Id: Ib928164f8008f680d9cb13c969e3304ef727abba
Signed-off-by: Konsta Holtta <kholtta@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1997823
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2019-01-24 04:14:31 -08:00
Deepak Nibade
b40c655e12 gpu: nvgpu: move regops to separate unit
Move regops (gk20a/regops_gk20a.c) to separate unit common/regops/regops.c
Move corresponding header (gk20a/regops_gk20a.h) to include/nvgpu/regops.h

Move rest of the platform HAL files to common/regops/ as well

Fix all the header includes to include new public header

Remove *_apply_smpc_war() declarations from headers. Corresponding
functions were cleaned up already, and declarations were left somehow

Jira NVGPU-620

Change-Id: I8b8065b9c91f69809bdeb1b4caecdc7582c8a992
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1998723
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2019-01-21 23:04:28 -08:00
Terje Bergstrom
b8358c06d6 gpu: nvgpu: Add missing log.h include
Add missing include <nvgpu/log.h> to vgpu_gr_gp10b.c. It has relied
on that file getting included implicitly.

JIRA NVGPU-1734

Change-Id: Ie07ed43aeeef8ff20e9e4aaf2b1712e17fc8d4f7
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1992460
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2019-01-15 17:15:09 -08:00
Terje Bergstrom
3f39ac89b7 gpu: nvgpu: Remove unused vgpu_fifo_gp10b.c file
vgpu_fifo_gp10b.c file is not used anywhere. Delete it.

JIRA NVGPU-1734

Change-Id: Id5c3dc03a226eca7ae44f655e1255d7f0f9753f6
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1992459
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2019-01-15 17:15:06 -08:00
Alex Waterman
489236d181 gpu: nvgpu: MISRA 21.2 fixes: __nvgpu_set_enabled()
Rename __nvgpu_set_enabled() to nvgpu_set_enabled(). The original
double underscore was present to indicate that this function is a
function with potentially unintended side effects (enabling a feature
has wide ranging impact).

To not lose this documentation a comment was added to convey that this
function must be used with care.

JIRA NVGPU-1029

Change-Id: I8bfc6fa4c17743f9f8056cb6a7a0f66229ca2583
Signed-off-by: Alex Waterman <alexw@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1989434
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2019-01-15 12:54:19 -08:00
Deepak Nibade
4883f14fbb gpu: nvgpu: map global_ctx buffers from gr/ctx unit
Currently all the global contex buffers are mapped into each graphics
context. Move all the mapping/unmapping support to gr/ctx unit since
all the mappings are owned by context itself

Add nvgpu_gr_ctx_map_global_ctx_buffers() that maps all the global
context buffers into given gr_ctx
Add nvgpu_gr_ctx_get_global_ctx_va() that returns VA of the mapping
for requested index

Remove g->ops.gr.map_global_ctx_buffers() since it is no longer
required. Also remove below APIs
gr_gk20a_map_global_ctx_buffers()
gr_gk20a_unmap_global_ctx_buffers()
gr_tu104_map_global_ctx_buffers()

Remove global_ctx_buffer_size from nvgpu_gr_ctx since it is no
longer used

Jira NVGPU-1527

Change-Id: Ic185c03757706171db0f5a925e13a118ebbdeb48
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1987739
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2019-01-09 10:46:48 -08:00
Deepak Nibade
1c17ae310c gpu: nvgpu: add new unit for GR context
Add new unit common/gr/ctx.c to manage GR context

This unit provides interfaces to allocate/free/map/unmap GR context,
patch context, pm context, ctxsw {preempt/spill/betacb/pagepool/rtvcb}
buffers.
It also provides APIs to set size of above buffers

Add new header file include/nvgpu/gr/ctx.h to declare all the interfaces.

Move nvgpu_gr_ctx, patch_desc, pm_ctx_desc, zcull_ctx_desc structures
to this unit

Add new structure nvgpu_gr_ctx_desc to hold context description
parameters. For now we add sizes of all the buffers here.
Add this structure to gr_gk20a for global reference

Remove gr_gp10b_alloc_buffer() since it is no longer used

Rename g->ops.gr.alloc_gfxp_rtv_cb() to g->ops.gr.init_gfxp_rtv_cb()
since this HAL now only sets the size of rtvcb ctxsw buffer

Remove gr->ctx_vars.buffer_size and gr->ctx_vars.buffer_total_size
since they were redundant. We already have gr->ctx_vars.golden_image_size
to denote golden image size

Jira NVGPU-1527

Change-Id: I8847b347f80235209dd5e28d979e79984ab85408
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1987702
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2019-01-09 10:46:29 -08:00
Sagar Kamble
5efc446a06 gpu: nvgpu: make all falcons struct nvgpu_falcon*
With intention to make falcon header free of private data we are making
all falcon struct members (pmu.flcn, sec2.flcn, fecs_flcn, gpccs_flcn,
nvdec_flcn, minion_flcn, gsp_flcn) in the gk20a, pointers to struct
nvgpu_falcon. Falcon structures are allocated/deallocated by
falcon_sw_init & _free respectively.

While at it, remove duplicate gk20a.pmu_flcn and gk20a.sec2_flcn,
refactor flcn_id assignment and introduce falcon_hal_sw_free.

JIRA NVGPU-1594

Change-Id: I222086cf28215ea8ecf9a6166284d5cc506bb0c5
Signed-off-by: Sagar Kamble <skamble@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1968242
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2019-01-03 02:58:38 -08:00
Deepak Nibade
bb677160e5 gpu: nvgpu: check tu104 specific timestamp buffer full error code
In gk20a_gr_handle_fecs_error(), we right now check the error code in
mailbox to identify if we hit timestamp buffer full error interrupt
This error code right now is hard coded to 0x26

But on Turing ucode this error code is set to 0x32

Add new HAL g->ops.fecs_trace.get_buffer_full_mailbox_val() to get
correct error code per platform and use this in
gk20a_gr_handle_fecs_error()

Bug 200471541
Bug 2469604

Change-Id: I7325354b39d35b1c8b218e554814316d22950469
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1978144
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
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2018-12-31 09:43:39 -08:00
Alex Waterman
5ac1e40296 gpu: nvgpu: MISRA rule 21.2 fixes in VM
Delete the '__' prefix from the following two functions:

  __nvgpu_vm_alloc_va()
  __nvgpu_vm_free_va()

JIRA NVGPU-1029

Change-Id: I02c6dcb9cbf744b830cacbd5b9ea621abe99e9a7
Signed-off-by: Alex Waterman <alexw@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1974843
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Vinod Gopalakrishnakurup <vinodg@nvidia.com>
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2018-12-28 16:16:24 -08:00
Richard Zhao
e768a5b2ca gpu: nvgpu: vgpu: use tsgid to get gr_ctx for BIND_GR_CTXSW_BUFFERS
It's for getting rid of gr_ctx handle and gr_ctx management on RM
server. gr_ctx will be got from tsgid.

Jira GVSCI-179

Change-Id: Ifc82bac6941413c392c6e1994d5a79c961e05eb0
Signed-off-by: Richard Zhao <rizhao@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1977574
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
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2018-12-27 15:24:21 -08:00
tkudav
3267530f22 gpu: nvgpu: Use device_info parsing HAL for Fifo
Update the fifo code to use the HALs exposed by "Top" unit to
read data from device_info table.

The information for GRAPHICS engine in device_info table is
now parsed using the get_device_info HAL from "Top" unit.

Copy engine(CE) has multiple entries in the device_info table
corresponding to each instance of the engine. Prior to Pascal, each
instance of an engine was denoted by different engine type.
For example in GM20B, there are engine types like COPY_ENGINE0,
COPY_ENGINE1 and so on. In Pascal and chips beyond, a new field
called "inst_id" is added and the engine_type is kept the same for
different instances of an engine. For example in GP10B, all copy
engine entries have same engine type i.e ENGINE_LCE, but different
inst_ids. So for Pascal and chips beyond, we use a different HAL to
get CE information from device_info table.

JIRA NVGPU-1053

Change-Id: Ib40a616d903a5dbef5730678c2ebc3454b8e900d
Signed-off-by: Tejal Kudav <tkudav@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1969400
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
GVS: Gerrit_Virtual_Submit
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2018-12-20 09:26:01 -08:00
Thomas Fleury
3943f87d69 gpu: nvgpu: userd slab cleanup
Follow-up change to rename g->ops.mm.bar1_map (and implementations)
to more specific g->ops.mm.bar1_map_userd.
Also use nvgpu_big_zalloc() to allocate userd slabs memory descriptors.

Bug 2422486
Bug 200474793

Change-Id: Iceff3bd1d34d56d3bb9496c179fff1b876b224ce
Signed-off-by: Thomas Fleury <tfleury@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1970891
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2018-12-17 12:33:43 -08:00
Richard Zhao
e9066a46c9 gpu: nvgpu: vgpu: remove vgpu_gr_gp10b_alloc_gr_ctx
vgpu_gr_gp10b_alloc_gr_ctx is identical to vgpu_gr_alloc_gr_ctx now.

Jira NVGPU-1527

Change-Id: I9c568569d1a744a5a91a4d72536e3654d545d53e
Signed-off-by: Richard Zhao <rizhao@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1973424
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2018-12-17 11:24:12 -08:00
Debarshi Dutta
fcd216e170 gpu: nvgpu: move gk20a_fifo_engines_on_id to ops struct
gk20a_fifo_engines_on_id uses H/W headers to return a valid active
engine mask. This qualifies the function to be invoked via a struct
gpu_ops function pointer instead.

Jira NVGPU-1237

Change-Id: Ice30610ef51cf4471b3750f21d38e6648953e9e2
Signed-off-by: Debarshi Dutta <ddutta@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1970032
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2018-12-14 21:54:48 -08:00
Debarshi Dutta
7f58347ed9 gpu: nvgpu: move tsg functions to common
Any tsg specific functions that does high-level software-centric
operations below to the TSG unit and not the FIFO unit.
Move the below public functions as well as their dependent
static functions to common/fifo/tsg.c and also rename them to use the
prefix nvgpu_tsg_*

gk20a_fifo_set_ctx_mmu_error_tsg
gk20a_fifo_abort_tsg
gk20a_fifo_error_tsg
gk20a_fifo_check_tsg_ctxsw_timeout

Jira NVGPU-1237

Change-Id: I4e3da821a878d4b4a0a0b53fbb7f4c10f135f58d
Signed-off-by: Debarshi Dutta <ddutta@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1934299
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2018-12-14 21:54:26 -08:00
Debarshi Dutta
57f03e3a20 gpu: nvgpu: move channel functions to common
Any channel specific functions having high-level software-centric
operations belong to the channel unit and not the FIFO unit.
Move the below public functions as well as their dependent
static functions to common/fifo/channel.c. Also, rename the functions
to use the prefix nvgpu_channel_*.

gk20a_fifo_set_ctx_mmu_error_ch
gk20a_fifo_error_ch
gk20a_fifo_check_ch_ctxsw_timeout

Jira NVGPU-1237

Change-Id: Id6b6d69bbed193befbfc4c30ecda1b600d846199
Signed-off-by: Debarshi Dutta <ddutta@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1932358
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2018-12-14 21:54:17 -08:00
Deepak Nibade
fdc15553bc gpu: nvgpu: add new HAL to initialize preemption mode
g->ops.gr.alloc_gr_ctx HAL right now allocates graphics context and
also initializes preemption mode for various platforms

Separate out a new HAL g->ops.gr.init_ctxsw_preemption_mode that
initializes preemption mode and call it from gk20a_alloc_obj_ctx()
after context is created

g->ops.gr.alloc_gr_ctx now only allocates the context as the name
suggests

Jira NVGPU-1527

Change-Id: I8a44672d5ab2ebfe315e6334115265e4ee4f24f0
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1972254
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2018-12-14 00:35:39 -08:00
Deepak Nibade
6bbcdb51c6 gpu: nvgpu: remove redundant GR ops
g->ops.gr.enable_cde_in_fecs and g->ops.gr.update_boosted_ctx
are no longer required since we can directly call
g->ops.gr.ctxsw_prog.set_cde_enabled and
g->ops.gr.ctxsw_prog.set_pmu_options_boost_clock_frequencies
respectively

remove those functions and the ops

Jira NVGPU-1526

Change-Id: Idb0ad5f634e78aac44ec325ba2b7f59c612b29e8
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1972184
GVS: Gerrit_Virtual_Submit
Reviewed-by: Konsta Holtta <kholtta@nvidia.com>
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
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2018-12-14 00:35:29 -08:00
Peng Liu
34df003519 gpu: nvgpu: using pmu counters for load estimate
PMU counters #0 and #4 are used to count total cycles and busy cycles.
These counts are used by podgov to estimate GPU load.

PMU idle intr status register is used to monitor overflow. Overflow
rarely occurs because frequency governor reads and resets the counters
at a high cadence. When overflow occurs, 100% work load is reported to
frequency governor.

Bug 1963732

Change-Id: I046480ebde162e6eda24577932b96cfd91b77c69
Signed-off-by: Peng Liu <pengliu@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1939547
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2018-12-11 18:22:54 -08:00
Thomas Fleury
7e68e5c83d gpu: nvgpu: userd slab allocator
We had to force allocation of physically contiguous memory for
USERD in nvlink case, as a channel's USERD address is computed as
an offset from fifo->userd address, and nvlink bypasses SMMU.

With 4096 channels, it can become difficult to allocate 2MB of
physically contiguous sysmem for USERD on a busy system.

PBDMA does not require any sort of packing or contiguous USERD
allocation, as each channel has a direct pointer to that channel's
512B USERD region. When BAR1 is supported we only need the GPU VAs
to be contiguous, to setup the BAR1 inst block.

- Add slab allocator for USERD.
- Slabs are allocated in SYSMEM, using PAGE_SIZE for slab size.
- Contiguous channels share the same page (16 channels per slab).
- ch->userd_mem points to related nvgpu_mem descriptor
- ch->userd_offset is the offset from the beginning of the slab

- Pre-allocate GPU VAs for the whole BAR1
- Add g->ops.mm.bar1_map() method
  - gk20a_mm_bar1_map() uses fixed mapping in BAR1 region
  - vgpu_mm_bar1_map() passes the offset in TEGRA_VGPU_CMD_MAP_BAR1
  - TEGRA_VGPU_CMD_MAP_BAR1 is called for each slab.

Bug 2422486
Bug 200474793

Change-Id: I202699fe55a454c1fc6d969e7b6196a46256d704
Signed-off-by: Thomas Fleury <tfleury@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1959032
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2018-12-11 16:24:10 -08:00
Deepak Nibade
6777bd5ed2 gpu: nvgpu: add separate unit for gr/ctxsw_prog
Add separate new unit gr/ctxsw_prog that provides interface to access
h/w header files hw_ctxsw_prog_*.h

Add below chip specific files that access above h/w unit and provide
interface through g->ops.gr.ctxsw_prog.*() HAL for rest of the units

common/gr/ctxsw_prog/ctxsw_prog_gm20b.c
common/gr/ctxsw_prog/ctxsw_prog_gp10b.c
common/gr/ctxsw_prog/ctxsw_prog_gv11b.c

Remove all the h/w header includes from rest of the units and code.
Remove direct calls to h/w headers ctxsw_prog_*() and use HALs
g->ops.gr.ctxsw_prog.*() instead

In gr_gk20a_find_priv_offset_in_ext_buffer(), h/w header
ctxsw_prog_extended_num_smpc_quadrants_v() is only defined on gk20a
And since we don't support gk20a remove corresponding code

Add missing h/w header ctxsw_prog_main_image_pm_mode_ctxsw_f() for
some chips
Add new h/w header ctxsw_prog_gpccs_header_stride_v()

Jira NVGPU-1526

Change-Id: I170f5c0da26ada833f94f5479ff299c0db56a732
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1966111
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2018-12-11 14:41:04 -08:00
Alex Waterman
c49e9e4bcd gpu: nvgpu: split the nvgpu_sgt unit from nvgpu_mem
Split the nvgpu_sgt code out from the nvgpu_mem code. Although the
two chunks of code are related the SGT code is distinct and as
such should be its own unit. To do this a new source file has been
added - nvgpu_sgt.c - which contains all the nvgpu_sgt common APIs.
These are the facade APIs to abstract the actual details of how any
given nvgpu_sgt is actually implemented.

An abstract unit - nvgpu_sgt_os - was also defined. This unit
exists solely for the nvgpu_sgt unit to call so that the OS
specific nvgpu_sgt_os_create_from_mem() API can be moved from the
common nvgpu_sgt unit. Note this also updates the name of what the
OS specific units are expected to call. Common code may still use
the generic nvgpu_sgt_create_from_mem() API.

JIRA NVGPU-1391

Change-Id: I37f5b2bbf9f84c0fb6bc296c3e04ea13518bd4d0
Signed-off-by: Alex Waterman <alexw@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1946012
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
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2018-11-29 03:15:17 -08:00
Sagar Kamble
1da7c720c0 gpu: nvgpu: reorganize falcon HAL code
Move falcon HAL files under common/falcon unit and rename the files
to falcon_*.c|h for consistency.

JIRA NVGPU-1459

Change-Id: I9f39097f35fd6228e80945251c7b7ef9cc901398
Signed-off-by: Sagar Kamble <skamble@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1953757
Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>
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2018-11-21 23:04:33 -08:00
Peter Daifuku
0babd46eb4 gpu: nvgpu: align size to page size in vgpu map
Align size to the page size in vgpu_gp10b_locked_gmmu_map
before setting up the memory descriptors being passed to the
RM server

Bug 2212569

Change-Id: I7149f3116c2c4c909f77cd791f5954ad8c486073
Signed-off-by: Peter Daifuku <pdaifuku@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1953444
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Alex Waterman <alexw@nvidia.com>
Reviewed-by: Sami Kiminki <skiminki@nvidia.com>
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
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2018-11-21 20:44:41 -08:00
Srirangan Madhavan
ef5fdac7a6 gpu: nvgpu: Fix MISRA rule 15.6 violations
MISRA Rule-15.6 requires that all if-else blocks and loop blocks
be enclosed in braces, including single statement blocks. Fix errors
due to single statement if-else and loop blocks without braces
by introducing the braces.

JIRA NVGPU-775

Change-Id: Ib70621d39735abae3fd2eb7ccf77f36125e2d7b7
Signed-off-by: Srirangan Madhavan <smadhavan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1928745
GVS: Gerrit_Virtual_Submit
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2018-11-05 22:13:16 -08:00
Alex Waterman
8cbe97b8eb gpu: nvgpu: Align maps to 4K not PAGE_SIZE in vGPU map
We shouild not align a buffer size to page size blindly. The buffer
size may not actually be a multiple of the page size if the page
size is not 4K.

Bug 1977822

Change-Id: I84fddaf1c305b1ccbce01fbb16cdb0a4b5b6ddba
Signed-off-by: Alex Waterman <alexw@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1941557
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2018-11-03 09:19:04 -07:00
Nicolas Benech
bbde800b35 gpu: nvgpu: Fix LibC MISRA 17.7 in GPU specific
MISRA Rule-17.7 requires the return value of all functions to be used.
Fix is either to use the return value or change the function to return
void. This patch contains fix for all 17.7 violations instandard C functions
in GPU specific files.

JIRA NVGPU-1036

Change-Id: Iefadc38bdbea4f02de3c24b6ad1c71d6eb0af4bd
Signed-off-by: Nicolas Benech <nbenech@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1929903
GVS: Gerrit_Virtual_Submit
Reviewed-by: Alex Waterman <alexw@nvidia.com>
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2018-11-03 09:18:06 -07:00
Deepak Nibade
e059f3cb12 gpu: nvgpu: add separate unit for netlist
All the netlist parsing code is currently under GR unit, but netlist
ucode parsing does not really have any logical dependency to GR

Hence separate out a new unit common/netlist/ that parses the netlist
image and stores/exposes its content through netlist_vars structure

Structure nvgpu_netlist_vars is added to structure gk20a

Move netlist parsing code to common/netlist/netlist.c and chip
specific files to common/netlist/netlist_<chip>.c
Move simulation netlist parsing to common/netlist/netlist_sim.c

Rename g.ops.gr_ctx HAL to g.ops.netlist

Rename all the exported structures to be in the form of nvgpu_*
Rename all exported functions to be in the form of nvgpu_netlist_*()

Add netlist initialization to GPU boot path, and add deinitialization
to GPU remove path

Jira NVGPU-1317

Change-Id: I9af86e3b3230a89db5260cc8ed96ff5f72938c9a
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1936454
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2018-10-31 09:00:49 -07:00
Konsta Holtta
f8188089df gpu: nvgpu: save only used part of channel ram for dump
Reduce the size of memory allocations in the channel debug dump by
capturing only the necessary values from the instance block. This also
simplifies the allocation path slightly with the downside of having to
add a capture_channel_ram_dump HAL for reading the interesting parts
explicitly beforehand to the now smaller staging buffer.

Also rename struct ch_state to struct nvgpu_channel_dump_info.

Jira NVGPU-886

Change-Id: I5d7518d9d474b0b728b183383bc83d89ecf91b98
Signed-off-by: Konsta Holtta <kholtta@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1928207
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2018-10-30 15:35:26 -07:00
Konsta Holtta
b08c613402 gpu: nvgpu: make gr_ctx a pointer in tsg
Remove a dependency to a graphics type in tsg header by adding a pointer
indirection.

Jira NVGPU-967
Jira NVGPU-1149

Change-Id: I9177e6eedf08bfe4a3b981b67fa8d4d734f9e50f
Signed-off-by: Konsta Holtta <kholtta@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1822023
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2018-10-30 05:54:10 -07:00
Terje Bergstrom
17261054d6 gpu: nvgpu: Do not configure PMU HALs for vgpu gp10b
gp10b vgpu has dependencies to PMU APIs because it adds the PMU HALs.
For gv11b we already deleted all of them, because vgpu does not have
access to any registers, so PMU HALs cannot work. Do the same for gp10b.

JIRA NVGPU-596

Change-Id: Ib0a01185f19499b8fdd05a472a7503436996eed9
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1936865
Reviewed-by: Alex Waterman <alexw@nvidia.com>
Reviewed-by: Aingara Paramakuru <aparamakuru@nvidia.com>
Reviewed-by: Aparna Das <aparnad@nvidia.com>
Reviewed-by: Thomas Fleury <tfleury@nvidia.com>
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2018-10-29 23:42:57 -07:00