From: Axel Lin axel.lin@ingics.com
commit 36cb555fae0875d5416e8514a84a427bec6e4cda upstream.
For linear regulators, the .n_voltages is (max_uv - min_uv) / uv_step + 1.
Fixes: 0fbeae70ee7c ("regulator: add SCMI driver") Signed-off-by: Axel Lin axel.lin@ingics.com Reviewed-by: Cristian Marussi cristian.marussi@arm.com Link: https://lore.kernel.org/r/20210521073020.1944981-1-axel.lin@ingics.com Signed-off-by: Mark Brown broonie@kernel.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/regulator/scmi-regulator.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/regulator/scmi-regulator.c +++ b/drivers/regulator/scmi-regulator.c @@ -176,7 +176,7 @@ scmi_config_linear_regulator_mappings(st sreg->desc.uV_step = vinfo->levels_uv[SCMI_VOLTAGE_SEGMENT_STEP]; sreg->desc.linear_min_sel = 0; - sreg->desc.n_voltages = delta_uV / sreg->desc.uV_step; + sreg->desc.n_voltages = (delta_uV / sreg->desc.uV_step) + 1; sreg->desc.ops = &scmi_reg_linear_ops; }