Re: [PATCH v6 8/9] misc: smpro-misc: Add Ampere's Altra SMpro misc driver

From: Quan Nguyen
Date: Mon Mar 07 2022 - 03:33:00 EST


Dear Lee Jones,

This to reply your comment in https://lkml.org/lkml/2021/12/29/121

Thanks for the review,
- Quan

On 24/12/2021 11:13, Quan Nguyen wrote:
This commit adds driver support for accessing various information
reported by Ampere's SMpro co-processor such as Boot Progress and
other miscellaneous data.

Signed-off-by: Quan Nguyen <quan@xxxxxxxxxxxxxxxxxxxxxx>
---
Change in v6:
+ First introduced in v6 [Quan]

drivers/mfd/smpro-mfd.c | 1 +

[Lee Jones]
Please pull all of these patches out.

There are no build dependencies here.

[Quan]
Will separate this smpro-mfd and other child drivers in next version

drivers/misc/Kconfig | 7 ++
drivers/misc/Makefile | 1 +
drivers/misc/smpro-misc.c | 177 ++++++++++++++++++++++++++++++++++++++
4 files changed, 186 insertions(+)
create mode 100644 drivers/misc/smpro-misc.c

diff --git a/drivers/mfd/smpro-mfd.c b/drivers/mfd/smpro-mfd.c
index a7cd64bf9eaa..5611dd30f8f4 100644
--- a/drivers/mfd/smpro-mfd.c
+++ b/drivers/mfd/smpro-mfd.c
@@ -28,6 +28,7 @@ static const struct regmap_config simple_word_regmap_config = {
static const struct mfd_cell smpro_devs[] = {
MFD_CELL_NAME("smpro-hwmon"),
MFD_CELL_NAME("smpro-errmon"),
+ MFD_CELL_NAME("smpro-misc"),

[Lee Jones]
Misc is a Linuxisum which are not allowed in DT.

What does this driver actually do?

[Quan]
This drivers is to report the boot progress to BMC and allow BMC to configure the Soc Power Limit of Ampere's Altra family processor.