[RFC 12/19] interconnect: imx: Add imx_icc_get_bw and imx_icc_aggregate functions
From: Abel Vesa <hidden>
Date: 2021-02-19 16:05:41
Also in:
linux-clk, linux-devicetree, lkml
Subsystem:
interconnect api, the rest · Maintainers:
Georgi Djakov, Linus Torvalds
The aggregate function will return whatever is the highest rate for that specific node. The imx_icc_get_bw sets the initial avg and peak to 0 in order to avoid setting them to INT_MAX by the interconnect core. Signed-off-by: Abel Vesa <redacted> --- drivers/interconnect/imx/imx.c | 20 +++++++++++++++++++- 1 file changed, 19 insertions(+), 1 deletion(-)
diff --git a/drivers/interconnect/imx/imx.c b/drivers/interconnect/imx/imx.c
index db048df80011..5cc1ce55406c 100644
--- a/drivers/interconnect/imx/imx.c
+++ b/drivers/interconnect/imx/imx.c@@ -25,6 +25,23 @@ struct imx_icc_node { struct dev_pm_qos_request qos_req; }; +static int imx_icc_get_bw(struct icc_node *node, u32 *avg, u32 *peak) +{ + *avg = 0; + *peak = 0; + + return 0; +} + +static int imx_icc_aggregate(struct icc_node *node, u32 tag, u32 avg_bw, + u32 peak_bw, u32 *agg_avg, u32 *agg_peak) +{ + *agg_avg = max(*agg_avg, avg_bw); + *agg_peak = max(*agg_peak, peak_bw); + + return 0; +} + static int imx_icc_node_set(struct icc_node *node) { struct device *dev = node->provider->dev;
@@ -233,7 +250,8 @@ int imx_icc_register(struct platform_device *pdev, if (!provider) return -ENOMEM; provider->set = imx_icc_set; - provider->aggregate = icc_std_aggregate; + provider->get_bw = imx_icc_get_bw; + provider->aggregate = imx_icc_aggregate; provider->xlate = of_icc_xlate_onecell; provider->data = data; provider->dev = dev;
--
2.29.2
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