From: Jeff Johnson <quic_jjohnson@quicinc.com>
To: Kalle Valo <kvalo@kernel.org>, <ath12k@lists.infradead.org>
Cc: <linux-wireless@vger.kernel.org>
Subject: Re: [PATCH v8 1/4] wifi: ath12k: ACPI TAS support
Date: Fri, 19 Apr 2024 07:54:42 -0700 [thread overview]
Message-ID: <3f7b52da-70b0-4e37-b2c2-eb0b1985b068@quicinc.com> (raw)
In-Reply-To: <20240418162019.1246749-2-kvalo@kernel.org>
On 4/18/2024 9:20 AM, Kalle Valo wrote:
> From: Lingbo Kong <quic_lingbok@quicinc.com>
>
> Currently, ath12k does not support Time-Average-SAR (TAS). In order to enable
> TAS read the tables from ACPI and send them to the firmware using
> WMI_PDEV_SET_BIOS_INTERFACE_CMDID command. Besides, ath12k registers an ACPI
> event callback so that ACPI can notify ath12k to get the updated SAR power
> table and sends it to the firmware when the device state is changed.
>
> ACPI is only enabled for WCN7850 using struct ath12k_hw_params::acpi_guid
> field. Most likely QCN9274 will never support ACPI as the chip is not used in
> laptops.
>
> Tested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.0-03427-QCAHMTSWPL_V1.0_V2.0_SILICONZ-1.15378.4
>
> Signed-off-by: Lingbo Kong <quic_lingbok@quicinc.com>
> Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com>
> ---
> drivers/net/wireless/ath/ath12k/Makefile | 1 +
> drivers/net/wireless/ath/ath12k/acpi.c | 216 +++++++++++++++++++++++
> drivers/net/wireless/ath/ath12k/acpi.h | 45 +++++
> drivers/net/wireless/ath/ath12k/core.c | 7 +
> drivers/net/wireless/ath/ath12k/core.h | 13 ++
> drivers/net/wireless/ath/ath12k/hw.c | 10 ++
> drivers/net/wireless/ath/ath12k/hw.h | 3 +
> drivers/net/wireless/ath/ath12k/wmi.c | 44 +++++
> drivers/net/wireless/ath/ath12k/wmi.h | 17 ++
> 9 files changed, 356 insertions(+)
> create mode 100644 drivers/net/wireless/ath/ath12k/acpi.c
> create mode 100644 drivers/net/wireless/ath/ath12k/acpi.h
Pending update of the copyright on these two new files,
Acked-by: Jeff Johnson <quic_jjohnson@quicinc.com>
next prev parent reply other threads:[~2024-04-19 14:54 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-18 16:20 [PATCH v8 0/4] wifi: ath12k: ACPI support Kalle Valo
2024-04-18 16:20 ` [PATCH v8 1/4] wifi: ath12k: ACPI TAS support Kalle Valo
2024-04-19 14:54 ` Jeff Johnson [this message]
2024-04-18 16:20 ` [PATCH v8 2/4] wifi: ath12k: ACPI SAR support Kalle Valo
2024-04-19 14:55 ` Jeff Johnson
2024-04-18 16:20 ` [PATCH v8 3/4] wifi: ath12k: ACPI CCA threshold support Kalle Valo
2024-04-19 14:55 ` Jeff Johnson
2024-04-18 16:20 ` [PATCH v8 4/4] wifi: ath12k: ACPI band edge channel power support Kalle Valo
2024-04-19 14:55 ` Jeff Johnson
2024-04-18 22:23 ` [PATCH v8 0/4] wifi: ath12k: ACPI support Jeff Johnson
2024-04-19 4:16 ` Kalle Valo
2024-04-19 14:51 ` Jeff Johnson
2024-04-19 14:57 ` Lingbo Kong
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