From: Kalle Valo <kvalo@codeaurora.org> To: ath10k@lists.infradead.org Cc: linux-wireless@vger.kernel.org Subject: [PATCH 1/2] nl80211: vendor-cmd: qca: add dynamic SAR power limits Date: Wed, 18 Dec 2019 17:48:27 +0200 [thread overview] Message-ID: <1576684108-30177-2-git-send-email-kvalo@codeaurora.org> (raw) In-Reply-To: <1576684108-30177-1-git-send-email-kvalo@codeaurora.org> From: Wen Gong <wgong@codeaurora.org> The vendor commands is to add API for user to configure dynamic SAR power limits, it will not replace the existing power control functionality, it is to make more convenient to configure power. An example of usage(wlan0 is the wireless interface dev name): iw dev wlan0 vendor send 0x1374 0x92 0x2C 0x00 0x03 0x00 0x14 0x00 0x01 0x00 0x08 0x00 0x07 0x00 0x22 0x00 0x00 0x00 0x08 0x00 0x04 0x00 0x00 0x00 0x00 0x00 0x14 0x00 0x02 0x00 0x08 0x00 0x07 0x00 0x11 0x00 0x00 0x00 0x08 0x00 0x04 0x00 0x01 0x00 0x00 0x00 means of bytes: 0x1374: vendor id 0x92: vendor subcmd id 0x22: 2.4G power limit 0x11: 5G power limit Tested with QCA6174 SDIO with firmware WLAN.RMH.4.4.1-00029. Signed-off-by: Wen Gong <wgong@codeaurora.org> Signed-off-by: Kalle Valo <kvalo@codeaurora.org> --- include/uapi/nl80211-vnd-qca.h | 68 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 68 insertions(+) create mode 100644 include/uapi/nl80211-vnd-qca.h diff --git a/include/uapi/nl80211-vnd-qca.h b/include/uapi/nl80211-vnd-qca.h new file mode 100644 index 000000000000..482c9409a2c0 --- /dev/null +++ b/include/uapi/nl80211-vnd-qca.h @@ -0,0 +1,68 @@ +/* SPDX-License-Identifier: ISC */ +/* + * Copyright (c) 2019 The Linux Foundation. All rights reserved. + */ + +#ifndef _UAPI_NL80211_VND_QCA_H +#define _UAPI_NL80211_VND_QCA_H + +/* Vendor id to be used in vendor specific command and events to user space + * NOTE: The authoritative place for definition of QCA_NL80211_VENDOR_ID, + * vendor subcmd definitions prefixed with QCA_NL80211_VENDOR_SUBCMD, and + * qca_wlan_vendor_attr is open source file src/common/qca-vendor.h in + * git://w1.fi/srv/git/hostap.git; the values here are just a copy of that + */ +#define QCA_NL80211_VENDOR_ID 0x001374 + +/** + * enum qca_nl80211_vendor_subcmds - QCA nl80211 vendor command identifiers + * + *@QCA_NL80211_VENDOR_SUBCMD_SET_SAR_LIMITS and is used to retrieve the + * settings currently in use. The attributes returned by this command are + * defined by enum qca_vendor_attr_sar_limits. + */ +enum qca_nl80211_vendor_subcmds { + QCA_NL80211_VENDOR_SUBCMD_SET_SAR_LIMITS = 146, + }; + +/** + * enum qca_vendor_attr_sar_limits - Attributes for SAR power limits + * + * @QCA_WLAN_VENDOR_ATTR_SAR_LIMITS_SPEC: Nested array of SAR power + * limit specifications. The number of specifications is + * specified by @QCA_WLAN_VENDOR_ATTR_SAR_LIMITS_NUM_SPECS. Each + * specification contains a set of + * QCA_WLAN_VENDOR_ATTR_SAR_LIMITS_SPEC_* attributes. A + * specification is uniquely identified by the attributes + * %QCA_WLAN_VENDOR_ATTR_SAR_LIMITS_SPEC_BAND and always + * contains as a payload the attribute + * %QCA_WLAN_VENDOR_ATTR_SAR_LIMITS_SPEC_POWER_LIMIT. + * + * @QCA_WLAN_VENDOR_ATTR_SAR_LIMITS_SPEC_BAND: Optional (u32) value to + * indicate for which band this specification applies. Valid + * values are enumerated in enum %nl80211_band (although not all + * bands may be supported by a given device). If the attribute is + * not supplied then the specification will be applied to all + * supported bands. + * + * @QCA_WLAN_VENDOR_ATTR_SAR_LIMITS_SPEC_POWER_LIMIT: Required (u32) + * value to specify the actual power limit value in units of 0.5 + * dBm (i.e., a value of 11 represents 5.5 dBm). + * This is required, when %QCA_WLAN_VENDOR_ATTR_SAR_LIMITS_SELECT is + * %QCA_WLAN_VENDOR_ATTR_SAR_LIMITS_SELECT_USER. + * + * These attributes are used with %QCA_NL80211_VENDOR_SUBCMD_SET_SAR_LIMITS + * and %QCA_NL80211_VENDOR_SUBCMD_GET_SAR_LIMITS. + */ +enum qca_vendor_attr_sar_limits { + QCA_WLAN_VENDOR_ATTR_SAR_LIMITS_INVALID = 0, + QCA_WLAN_VENDOR_ATTR_SAR_LIMITS_SPEC = 3, + QCA_WLAN_VENDOR_ATTR_SAR_LIMITS_SPEC_BAND = 4, + QCA_WLAN_VENDOR_ATTR_SAR_LIMITS_SPEC_POWER_LIMIT = 7, + + QCA_WLAN_VENDOR_ATTR_SAR_LIMITS_AFTER_LAST, + QCA_WLAN_VENDOR_ATTR_SAR_LIMITS_MAX = + QCA_WLAN_VENDOR_ATTR_SAR_LIMITS_AFTER_LAST - 1 +}; + +#endif /* _UAPI_NL80211_VND_QCA_H_ */ -- 2.7.4
WARNING: multiple messages have this Message-ID (diff)
From: Kalle Valo <kvalo@codeaurora.org> To: ath10k@lists.infradead.org Cc: linux-wireless@vger.kernel.org Subject: [PATCH 1/2] nl80211: vendor-cmd: qca: add dynamic SAR power limits Date: Wed, 18 Dec 2019 17:48:27 +0200 [thread overview] Message-ID: <1576684108-30177-2-git-send-email-kvalo@codeaurora.org> (raw) In-Reply-To: <1576684108-30177-1-git-send-email-kvalo@codeaurora.org> From: Wen Gong <wgong@codeaurora.org> The vendor commands is to add API for user to configure dynamic SAR power limits, it will not replace the existing power control functionality, it is to make more convenient to configure power. An example of usage(wlan0 is the wireless interface dev name): iw dev wlan0 vendor send 0x1374 0x92 0x2C 0x00 0x03 0x00 0x14 0x00 0x01 0x00 0x08 0x00 0x07 0x00 0x22 0x00 0x00 0x00 0x08 0x00 0x04 0x00 0x00 0x00 0x00 0x00 0x14 0x00 0x02 0x00 0x08 0x00 0x07 0x00 0x11 0x00 0x00 0x00 0x08 0x00 0x04 0x00 0x01 0x00 0x00 0x00 means of bytes: 0x1374: vendor id 0x92: vendor subcmd id 0x22: 2.4G power limit 0x11: 5G power limit Tested with QCA6174 SDIO with firmware WLAN.RMH.4.4.1-00029. Signed-off-by: Wen Gong <wgong@codeaurora.org> Signed-off-by: Kalle Valo <kvalo@codeaurora.org> --- include/uapi/nl80211-vnd-qca.h | 68 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 68 insertions(+) create mode 100644 include/uapi/nl80211-vnd-qca.h diff --git a/include/uapi/nl80211-vnd-qca.h b/include/uapi/nl80211-vnd-qca.h new file mode 100644 index 000000000000..482c9409a2c0 --- /dev/null +++ b/include/uapi/nl80211-vnd-qca.h @@ -0,0 +1,68 @@ +/* SPDX-License-Identifier: ISC */ +/* + * Copyright (c) 2019 The Linux Foundation. All rights reserved. + */ + +#ifndef _UAPI_NL80211_VND_QCA_H +#define _UAPI_NL80211_VND_QCA_H + +/* Vendor id to be used in vendor specific command and events to user space + * NOTE: The authoritative place for definition of QCA_NL80211_VENDOR_ID, + * vendor subcmd definitions prefixed with QCA_NL80211_VENDOR_SUBCMD, and + * qca_wlan_vendor_attr is open source file src/common/qca-vendor.h in + * git://w1.fi/srv/git/hostap.git; the values here are just a copy of that + */ +#define QCA_NL80211_VENDOR_ID 0x001374 + +/** + * enum qca_nl80211_vendor_subcmds - QCA nl80211 vendor command identifiers + * + *@QCA_NL80211_VENDOR_SUBCMD_SET_SAR_LIMITS and is used to retrieve the + * settings currently in use. The attributes returned by this command are + * defined by enum qca_vendor_attr_sar_limits. + */ +enum qca_nl80211_vendor_subcmds { + QCA_NL80211_VENDOR_SUBCMD_SET_SAR_LIMITS = 146, + }; + +/** + * enum qca_vendor_attr_sar_limits - Attributes for SAR power limits + * + * @QCA_WLAN_VENDOR_ATTR_SAR_LIMITS_SPEC: Nested array of SAR power + * limit specifications. The number of specifications is + * specified by @QCA_WLAN_VENDOR_ATTR_SAR_LIMITS_NUM_SPECS. Each + * specification contains a set of + * QCA_WLAN_VENDOR_ATTR_SAR_LIMITS_SPEC_* attributes. A + * specification is uniquely identified by the attributes + * %QCA_WLAN_VENDOR_ATTR_SAR_LIMITS_SPEC_BAND and always + * contains as a payload the attribute + * %QCA_WLAN_VENDOR_ATTR_SAR_LIMITS_SPEC_POWER_LIMIT. + * + * @QCA_WLAN_VENDOR_ATTR_SAR_LIMITS_SPEC_BAND: Optional (u32) value to + * indicate for which band this specification applies. Valid + * values are enumerated in enum %nl80211_band (although not all + * bands may be supported by a given device). If the attribute is + * not supplied then the specification will be applied to all + * supported bands. + * + * @QCA_WLAN_VENDOR_ATTR_SAR_LIMITS_SPEC_POWER_LIMIT: Required (u32) + * value to specify the actual power limit value in units of 0.5 + * dBm (i.e., a value of 11 represents 5.5 dBm). + * This is required, when %QCA_WLAN_VENDOR_ATTR_SAR_LIMITS_SELECT is + * %QCA_WLAN_VENDOR_ATTR_SAR_LIMITS_SELECT_USER. + * + * These attributes are used with %QCA_NL80211_VENDOR_SUBCMD_SET_SAR_LIMITS + * and %QCA_NL80211_VENDOR_SUBCMD_GET_SAR_LIMITS. + */ +enum qca_vendor_attr_sar_limits { + QCA_WLAN_VENDOR_ATTR_SAR_LIMITS_INVALID = 0, + QCA_WLAN_VENDOR_ATTR_SAR_LIMITS_SPEC = 3, + QCA_WLAN_VENDOR_ATTR_SAR_LIMITS_SPEC_BAND = 4, + QCA_WLAN_VENDOR_ATTR_SAR_LIMITS_SPEC_POWER_LIMIT = 7, + + QCA_WLAN_VENDOR_ATTR_SAR_LIMITS_AFTER_LAST, + QCA_WLAN_VENDOR_ATTR_SAR_LIMITS_MAX = + QCA_WLAN_VENDOR_ATTR_SAR_LIMITS_AFTER_LAST - 1 +}; + +#endif /* _UAPI_NL80211_VND_QCA_H_ */ -- 2.7.4 _______________________________________________ ath10k mailing list ath10k@lists.infradead.org http://lists.infradead.org/mailman/listinfo/ath10k
next prev parent reply other threads:[~2019-12-18 15:48 UTC|newest] Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-12-18 15:48 [PATCH 0/2] ath10k: SAR power limit vendor command Kalle Valo 2019-12-18 15:48 ` Kalle Valo 2019-12-18 15:48 ` Kalle Valo [this message] 2019-12-18 15:48 ` [PATCH 1/2] nl80211: vendor-cmd: qca: add dynamic SAR power limits Kalle Valo 2019-12-19 9:44 ` Pkshih 2019-12-19 9:44 ` Pkshih 2019-12-19 15:48 ` Jouni Malinen 2019-12-19 15:48 ` Jouni Malinen 2019-12-19 18:32 ` Brian Norris 2019-12-19 18:32 ` Brian Norris 2019-12-19 18:55 ` Jouni Malinen 2019-12-19 18:55 ` Jouni Malinen 2019-12-19 23:40 ` Brian Norris 2019-12-19 23:40 ` Brian Norris 2020-03-17 16:54 ` Kalle Valo 2020-03-17 16:54 ` Kalle Valo 2020-03-20 12:55 ` Johannes Berg 2020-03-20 12:55 ` Johannes Berg 2020-06-02 1:32 ` Brian Norris 2020-06-02 1:32 ` Brian Norris 2020-07-16 9:35 ` Kalle Valo 2020-07-16 9:35 ` Kalle Valo 2020-07-16 18:56 ` Brian Norris 2020-07-16 18:56 ` Brian Norris 2020-07-24 9:26 ` Kalle Valo 2020-07-24 9:26 ` Kalle Valo 2020-07-30 13:24 ` Johannes Berg 2020-07-30 13:24 ` Johannes Berg 2020-08-01 1:31 ` Brian Norris 2020-08-01 1:31 ` Brian Norris 2020-09-08 5:55 ` Kalle Valo 2020-09-08 5:55 ` Kalle Valo 2020-07-30 13:17 ` Johannes Berg 2020-07-30 13:17 ` Johannes Berg 2019-12-18 15:48 ` [PATCH 2/2] ath10k: allow dynamic SAR power limits to be configured Kalle Valo 2019-12-18 15:48 ` Kalle Valo 2019-12-19 9:45 ` Pkshih 2019-12-19 9:45 ` Pkshih 2020-04-16 7:38 ` Kalle Valo 2020-04-16 7:38 ` Kalle Valo
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