From: Georgi Djakov Date: Tue, 25 Aug 2020 17:01:50 +0000 (+0300) Subject: interconnect: Add get_bw() callback X-Git-Tag: v5.10-rc1~124^2~116^2~3^2~2 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=cc80d10d6fcf6f47a2a3efe2c4139e50906a4764;p=thirdparty%2Fkernel%2Flinux.git 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 Signed-off-by: Georgi Djakov --- diff --git a/include/linux/interconnect-provider.h b/include/linux/interconnect-provider.h index 4735518de515f..520f70fe5a313 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;