Commit Graph

6 Commits

Author SHA1 Message Date
rmylavarapu
722fe30d50 gpu: nvgpu: Restructure clk unit
Description:
nvgpu_clk_pmupstate is the global structure in clk units. It is declared
in clk.h and all clk units will include clk.h header.
nvgpu_clk_pmupstate struct will have structure pointers to all clk units
and will include genereic function pointers which are  used by most clk
units. The reason why the function pointers is defined in this sturct,
and not included inside g->ops is because, these are only clk specific
functions and rest of the driver code is not dependent on this.

Each unit will have init function to allocate memory for its structure
and will initialize its local functions.

Changes:
1) Introduced nvgpu_clk_pmupstate in clk.h file. All the changes needed
   to call the above struct from individual clk units.
2) Removed cyclic dependency headers in clk units by calling function
   through pointers defined in clk.h.
3) Initialization of each unit is done in respective unit instead of
   doing it in clk unit. Added *_init_pmupstate and *_free_pmupstate to
   individual clk units.
4) Each unit clean up will be done separately while refactoring that
   unit.

NVGPU-1963
NVGPU-2965

Change-Id: Iee79d7a812b62407252636057b104f952c94a229
Signed-off-by: rmylavarapu <rmylavarapu@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2033537
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2019-03-29 05:34:26 -07:00
Abdul Salam
4c8a320f2c gpu: nvgpu: Add support for guaranteed frequency
1. Check for volt margin and freq margin in VBIOS.
2. If it is valid (!255) send RPC to get margin, else ignore.
3. Get freq margin followed by volt margin.
4. Add this to requested voltage/freq based on output type.

Bug 200492048

Change-Id: I513c6cdebcc7c2db348e3be37258e7657b48eb7e
Signed-off-by: Abdul Salam <absalam@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2021974
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Reviewed-by: Deepak Nibade <dnibade@nvidia.com>
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2019-02-26 07:55:18 -08:00
rmylavarapu
8daafcbae8 gpu: nvgpu: Restructuring clk.h into different units
Changes:
1) Separated clk.h which is in /nvgpu/include/pmu
 into different units
2) Renamed global functions

Intention: At present /nvgpu/include/pmu/clk.h
consists of structures and functions of different
clock units. It is difficult to work on individual
clk units if this file is not separated into
individual units. All stucts and functions in clk.h
are seperated into different clk units.
Individual private clk units were not touched.
Post this patch, the sebsequent patches would make
changes in the individual clk units.

NVGPU-2707

Change-Id: I7bf9fab38a73bceb451291530a67c70ed343b0cb
Signed-off-by: rmylavarapu <rmylavarapu@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2021704
Reviewed-by: Debarshi Dutta <ddutta@nvidia.com>
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Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>
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2019-02-19 01:55:54 -08:00
Philip Elcan
2beed190a7 gpu: nvgpu: clk: update type for size param
Update interfaces to use size_t to align with boardobj_construct_super()
and avoid unnecessary casts.

JIRA NVGPU-1008

Change-Id: Ib4539239363f106f1fba8d523072b28d0b8369ad
Signed-off-by: Philip Elcan <pelcan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2011434
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Reviewed-by: Scott Long <scottl@nvidia.com>
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Reviewed-by: Adeel Raza <araza@nvidia.com>
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2019-02-11 14:04:25 -08:00
Philip Elcan
75e4e7c9bc gpu: nvgpu: clk: address MISRA 10.3 violations
This fixes a number of miscellaneous MISRA 10.3 violations in
common/pmu/clk/ for assignment of objects of different size or essential
type.

JIRA NVGPU-1008

Change-Id: If93aa9fc4f0f49ea678e39111f323ef4d53f5ec5
Signed-off-by: Philip Elcan <pelcan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2008771
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2019-02-01 13:45:22 -08:00
Terje Bergstrom
dce78f7332 gpu: nvgpu: Move PMU code to common/pmu
Move code interfacing with PMU tasks to common/pmu.

JIRA NVGPU-961

Change-Id: Ie62611b0ffe1196d4bfdc740e03017e1894a834f
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1950991
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2019-01-10 20:09:55 -08:00