summaryrefslogtreecommitdiff
path: root/include/uapi/misc
diff options
context:
space:
mode:
authorAlon Mizrahi <amizrahi@habana.ai>2020-11-17 14:25:14 +0200
committerOded Gabbay <ogabbay@kernel.org>2020-11-30 10:47:36 +0200
commit4147864e8d65a0d57dd8573cf306382653616ac2 (patch)
treef8f59a4c7267d5cd497d65b5b7b05359a39e236a /include/uapi/misc
parent5c05487f15509320572c13fce8f490fb914cf7d4 (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.h9
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;