diff options
| author | Oded Gabbay <oded.gabbay@gmail.com> | 2019-10-10 15:48:59 +0300 |
|---|---|---|
| committer | Oded Gabbay <oded.gabbay@gmail.com> | 2019-11-21 12:35:45 +0300 |
| commit | 62c1e124a9e03ccb8bb39efe1d092c2376967528 (patch) | |
| tree | c6fc20d051587eb6f10a3698467bcb58548d39ac /drivers/misc/habanalabs/habanalabs.h | |
| parent | 8fdacf2a530f36f6f0621a95ef0e37d8db2d2f89 (diff) | |
| download | linux-62c1e124a9e03ccb8bb39efe1d092c2376967528.tar.xz | |
habanalabs: add opcode to INFO IOCTL to return clock rate
Add a new opcode to the INFO IOCTL to allow the user application to
retrieve the ASIC's current and maximum clock rate. The rate is
returned in MHz.
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
Reviewed-by: Tomer Tayar <ttayar@habana.ai>
Diffstat (limited to 'drivers/misc/habanalabs/habanalabs.h')
| -rw-r--r-- | drivers/misc/habanalabs/habanalabs.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/misc/habanalabs/habanalabs.h b/drivers/misc/habanalabs/habanalabs.h index 91445371b08b..4ff2da859653 100644 --- a/drivers/misc/habanalabs/habanalabs.h +++ b/drivers/misc/habanalabs/habanalabs.h @@ -508,6 +508,7 @@ enum hl_pll_frequency { * @rreg: Read a register. Needed for simulator support. * @wreg: Write a register. Needed for simulator support. * @halt_coresight: stop the ETF and ETR traces. + * @get_clk_rate: Retrieve the ASIC current and maximum clock rate in MHz */ struct hl_asic_funcs { int (*early_init)(struct hl_device *hdev); @@ -590,6 +591,7 @@ struct hl_asic_funcs { u32 (*rreg)(struct hl_device *hdev, u32 reg); void (*wreg)(struct hl_device *hdev, u32 reg, u32 val); void (*halt_coresight)(struct hl_device *hdev); + int (*get_clk_rate)(struct hl_device *hdev, u32 *cur_clk, u32 *max_clk); }; |