Re: [PATCH v6 0/5] thermal: qcom-spmi-temp-alarm: Add support for new TEMP_ALARM subtypes
From: Daniel Lezcano
Date: Sun Jul 13 2025 - 12:09:39 EST
On Thu, Jul 10, 2025 at 03:45:50PM -0700, Anjelique Melendez wrote:
> Add support in the qcom-spmi-temp-alarm driver for the new PMIC
> TEMP_ALARM peripheral subtypes: GEN2 rev 2 and LITE. The GEN2 rev 2
> subtype provides greater flexibility in temperature threshold
> specification by using an independent register value to configure
> each of the three thresholds. The LITE subtype utilizes a simplified
> set of control registers to configure two thresholds: warning and
> shutdown. While at it refactor the qcom-spmi-temp-alarm driver to limit
> code reuse and if/else statements when deciphering between TEMP_ALARM
> peripheral subtypes.
>
> Also add support to avoid a potential issue on certain versions of
> the TEMP_ALARM GEN2 subtype when automatic stage 2 partial shutdown
> is disabled.
>
> This patch series is a continuation of older series from 7/2024
> (https://lore.kernel.org/all/20240729231259.2122976-1-quic_amelende@xxxxxxxxxxx/)
> but current series has been reworked to address the change in thermal framework to
> update .set_trip_temp() callback function variables
> (https://lore.kernel.org/all/8392906.T7Z3S40VBb@xxxxxxxxxxxxx/)
>
> Changes since v5:
> - Updated variable names to use stage2 instead of s2 in patch 1/5
> - Added overtemp_stage enum for more clarity when reading back specific
> temperature threshold in patch 2/5
> - Updated temp alarm data subtype identification order in patch 4/5
> - link: https://lore.kernel.org/all/20250620001918.4090853-1-anjelique.melendez@xxxxxxxxxxxxxxxx/
> Changes since v4:
> - Removed the unnecessary thresh member of the qpnp_tm_chip struct in patch 2/5
> - Updated order of logic to limit acquiring and releasing lock within
> qpnp_tm_init() in patch 3/5
> - Fixed misuse of signed vs unsigned integers in patches 4/5 and 5/5
> - Added Dmitry's reviewed-by tag in patch 5/5
> - link: https://lore.kernel.org/all/20250528235026.4171109-1-anjelique.melendez@xxxxxxxxxxxxxxxx/
> Changes since v3:
> - Updated order of logic and made dig revision a local variable in patch 1/5
> - Updated Locking Logic in patches 3/5, 4/5, 5/5
> - link: https://lore.kernel.org/all/20250320202408.3940777-1-anjelique.melendez@xxxxxxxxxxxxxxxx/
> Changes since v2:
> - Updated function name to include "gen1" in patch 2/5
> - Added Dmitry's reviewed-by tag in patch 2/5
> - link: https://lore.kernel.org/all/20250225192429.2328092-1-anjelique.melendez@xxxxxxxxxxxxxxxx/
> Changes since v1:
> - Remove unnecessary moving of code
> - Added new v2 patch 3/5 add a preparation patch to v1 patch 2/5
> - Updated temp alarm data function names to be consistently named
> - link: https://lore.kernel.org/all/20250213210403.3396392-1-anjelique.melendez@xxxxxxxxxxxxxxxx/
>
>
> Anjelique Melendez (4):
> thermal: qcom-spmi-temp-alarm: Add temp alarm data struct based on HW
> subtype
> thermal: qcom-spmi-temp-alarm: Prepare to support additional Temp
> Alarm subtypes
> thermal: qcom-spmi-temp-alarm: add support for GEN2 rev 2 PMIC
> peripherals
> thermal: qcom-spmi-temp-alarm: add support for LITE PMIC peripherals
>
> David Collins (1):
> thermal: qcom-spmi-temp-alarm: enable stage 2 shutdown when required
>
> drivers/thermal/qcom/qcom-spmi-temp-alarm.c | 596 +++++++++++++++++---
> 1 file changed, 520 insertions(+), 76 deletions(-)
>
> --
Applied, thanks
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