diff options
| author | Alon Mizrahi <amizrahi@habana.ai> | 2020-11-17 14:25:14 +0200 |
|---|---|---|
| committer | Oded Gabbay <ogabbay@kernel.org> | 2020-11-30 10:47:36 +0200 |
| commit | 4147864e8d65a0d57dd8573cf306382653616ac2 (patch) | |
| tree | f8f59a4c7267d5cd497d65b5b7b05359a39e236a /include/uapi/misc | |
| parent | 5c05487f15509320572c13fce8f490fb914cf7d4 (diff) | |
habanalabs: fetch pll frequency from firmware
Once firmware security is enabled, driver must fetch pll frequencies
through the firmware message interface instead of reading the registers
directly.
Signed-off-by: Alon Mizrahi <amizrahi@habana.ai>
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
Diffstat (limited to 'include/uapi/misc')
| -rw-r--r-- | include/uapi/misc/habanalabs.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/uapi/misc/habanalabs.h b/include/uapi/misc/habanalabs.h index d9cc782aba21..96eea49f48bc 100644 --- a/include/uapi/misc/habanalabs.h +++ b/include/uapi/misc/habanalabs.h @@ -295,6 +295,7 @@ enum hl_device_status { #define HL_INFO_CLK_THROTTLE_REASON 13 #define HL_INFO_SYNC_MANAGER 14 #define HL_INFO_TOTAL_ENERGY 15 +#define HL_INFO_PLL_FREQUENCY 16 #define HL_INFO_VERSION_MAX_LEN 128 #define HL_INFO_CARD_NAME_MAX_LEN 16 @@ -396,6 +397,12 @@ struct hl_info_energy { __u64 total_energy_consumption; }; +#define HL_PLL_NUM_OUTPUTS 4 + +struct hl_pll_frequency_info { + __u16 output[HL_PLL_NUM_OUTPUTS]; +}; + /** * struct hl_info_sync_manager - sync manager information * @first_available_sync_object: first available sob @@ -465,6 +472,8 @@ struct hl_info_args { * resolution. */ __u32 period_ms; + /* PLL frequency retrieval */ + __u32 pll_index; }; __u32 pad; |