interconnect fixes for v6.5-rc

This contains a fix for a potential issue on some Qualcomm SoCs where
bit-masks should have been used to configure the Bus Clock Manager
hardware, instead of bandwidth units.

- interconnect: qcom: Add support for mask-based BCMs
- interconnect: qcom: sm8450: add enable_mask for bcm nodes
- interconnect: qcom: sm8550: add enable_mask for bcm nodes
- interconnect: qcom: sa8775p: add enable_mask for bcm nodes

Signed-off-by: Georgi Djakov <djakov@kernel.org>
interconnect: qcom: sa8775p: add enable_mask for bcm nodes

Set the proper enable_mask the ACV node requiring such value
to be used instead of a bandwidth when voting.

The masks was copied from the downstream implementation at [1].

[1] https://git.codelinaro.org/clo/la/kernel/msm-5.15/-/blob/kernel.lnx.5.15.r32-rel/drivers/interconnect/qcom/lemans.c

Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20230619-topic-sm8550-upstream-interconnect-mask-vote-v2-4-709474b151cc@linaro.org
Fixes: 3655a63f9661 ("interconnect: qcom: add a driver for sa8775p")
Signed-off-by: Georgi Djakov <djakov@kernel.org>
1 file changed