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| author |   Georgi Djakov <georgi.djakov@linaro.org> | 2020-08-25 20:01:50 +0300 |
|---|---|---|
| committer | Georgi Djakov <georgi.djakov@linaro.org> | 2020-09-18 08:53:37 +0300 |
| commit | cc80d10d6fcf6f47a2a3efe2c4139e50906a4764 (patch) | |
| tree | 4f2bb44ae8ad6531bb673115a273722d6e231de1 /include/linux/interconnect-provider.h | |
| parent | interconnect: qcom: Fix small BW votes being truncated to zero (diff) | |
| download | linux-dev-cc80d10d6fcf6f47a2a3efe2c4139e50906a4764.tar.xz linux-dev-cc80d10d6fcf6f47a2a3efe2c4139e50906a4764.zip | |
interconnect: Add get_bw() callback
The interconnect controller hardware may support querying the current
bandwidth settings, so add a callback for providers to implement this
functionality if supported.
Link: https://lore.kernel.org/r/20200825170152.6434-2-georgi.djakov@linaro.org
Reviewed-by: Saravana Kannan <saravanak@google.com>
Signed-off-by: Georgi Djakov <georgi.djakov@linaro.org>
Diffstat (limited to 'include/linux/interconnect-provider.h')
| -rw-r--r-- | include/linux/interconnect-provider.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/interconnect-provider.h b/include/linux/interconnect-provider.h index 4735518de515..520f70fe5a31 100644 --- a/include/linux/interconnect-provider.h +++ b/include/linux/interconnect-provider.h @@ -38,6 +38,7 @@ struct icc_node *of_icc_xlate_onecell(struct of_phandle_args *spec, * @aggregate: pointer to device specific aggregate operation function * @pre_aggregate: pointer to device specific function that is called * before the aggregation begins (optional) + * @get_bw: pointer to device specific function to get current bandwidth * @xlate: provider-specific callback for mapping nodes from phandle arguments * @dev: the device this interconnect provider belongs to * @users: count of active users @@ -51,6 +52,7 @@ struct icc_provider { int (*aggregate)(struct icc_node *node, u32 tag, u32 avg_bw, u32 peak_bw, u32 *agg_avg, u32 *agg_peak); void (*pre_aggregate)(struct icc_node *node); + int (*get_bw)(struct icc_node *node, u32 *avg, u32 *peak); struct icc_node* (*xlate)(struct of_phandle_args *spec, void *data); struct device *dev; int users; |