Hi Georgi, not a full review, only one thing I just stumbled across: On Fri, Dec 07, 2018 at 05:29:14PM +0200, Georgi Djakov wrote: > From: David Dai <daidavid1@xxxxxxxxxxxxxx> > > Introduce Qualcomm SDM845 specific provider driver using the > interconnect framework. > > Signed-off-by: David Dai <daidavid1@xxxxxxxxxxxxxx> > Signed-off-by: Georgi Djakov <georgi.djakov@xxxxxxxxxx> > --- > .../bindings/interconnect/qcom,sdm845.txt | 24 + > drivers/interconnect/Kconfig | 5 + > drivers/interconnect/Makefile | 1 + > drivers/interconnect/qcom/Kconfig | 13 + > drivers/interconnect/qcom/Makefile | 5 + > drivers/interconnect/qcom/sdm845.c | 836 ++++++++++++++++++ > .../dt-bindings/interconnect/qcom,sdm845.h | 143 +++ > 7 files changed, 1027 insertions(+) > create mode 100644 Documentation/devicetree/bindings/interconnect/qcom,sdm845.txt > create mode 100644 drivers/interconnect/qcom/Kconfig > create mode 100644 drivers/interconnect/qcom/Makefile > create mode 100644 drivers/interconnect/qcom/sdm845.c > create mode 100644 include/dt-bindings/interconnect/qcom,sdm845.h > > ... > > diff --git a/drivers/interconnect/qcom/sdm845.c b/drivers/interconnect/qcom/sdm845.c > new file mode 100644 > index 000000000000..f594dd6f500f > --- /dev/null > +++ b/drivers/interconnect/qcom/sdm845.c > > ... > > +static int qcom_icc_bcm_init(struct qcom_icc_bcm *bcm, struct device *dev) > +{ > + struct qcom_icc_node *qn; > + int ret, i; > + > + bcm->addr = cmd_db_read_addr(bcm->name); > + if (!bcm->addr) { > + dev_err(dev, "%s could not find RPMh address\n", > + bcm->name); > + return -EINVAL; > + } > + > + if (cmd_db_read_aux_data_len(bcm->name) < sizeof(struct bcm_db)) { > + dev_err(dev, "%s command db missing or partial aux data\n", > + bcm->name); > + return -EINVAL; > + } cmd_db_read_aux_data_len() is in the process of being removed, see ed3cafa79ea7 ("soc: qcom: cmd-db: Stop memcpy()ing in cmd_db_read_aux_data()") in arm-soc/for-next https://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc.git/commit/?h=for-next&id=ed3cafa79ea756be653d22087c017af95ea78a49 Cheers Matthias