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ath10k: add support for controlling tx power to a station

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This patch will add the support to control the transmit power for traffic
to a station associated with the AP.

Underlying firmware will enforce that the maximum tx power will be based
on the regulatory requirements. If the user given transmit power is greater
than the allowed tx power in the given channel, then the firmware will use
the maximum tx power in the same channel.

Max and Min tx power values will depends on no of tx chain masks,
for QCA9984 allowed tx power range values from 6 to 23.

When 0 is sent to the firmware as tx power, it will revert to the default
tx power for the station.

Tested Hardware : QCA9984
Tested Firmware : 10.4-3.9.0.2-00046

Co-developed-by: Balaji Pothunoori <bpothuno@codeaurora.org>
Signed-off-by: Ashok Raj Nagarajan <arnagara@codeaurora.org>
Signed-off-by: Balaji Pothunoori <bpothuno@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Ashok Raj Nagarajan
2019-06-03 18:09:02 +03:00
committed by Kalle Valo
parent c6f537a11b
commit 33410a5146
3 changed files with 48 additions and 0 deletions
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6
drivers/net/wireless/ath/ath10k/wmi.h
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@@ -201,6 +201,7 @@ enum wmi_service {
WMI_SERVICE_PER_PACKET_SW_ENCRYPT,
WMI_SERVICE_REPORT_AIRTIME,
WMI_SERVICE_SYNC_DELETE_CMDS,
WMI_SERVICE_TX_PWR_PER_PEER,
/* Remember to add the new value to wmi_service_name()! */
@@ -368,6 +369,7 @@ enum wmi_10_4_service {
WMI_10_4_SERVICE_RTT_RESPONDER_ROLE,
WMI_10_4_SERVICE_EXT_PEER_TID_CONFIGS_SUPPORT,
WMI_10_4_SERVICE_REPORT_AIRTIME,
WMI_10_4_SERVICE_TX_PWR_PER_PEER,
};
static inline char *wmi_service_name(enum wmi_service service_id)
@@ -493,6 +495,7 @@ static inline char *wmi_service_name(enum wmi_service service_id)
SVCSTR(WMI_SERVICE_PER_PACKET_SW_ENCRYPT);
SVCSTR(WMI_SERVICE_REPORT_AIRTIME);
SVCSTR(WMI_SERVICE_SYNC_DELETE_CMDS);
SVCSTR(WMI_SERVICE_TX_PWR_PER_PEER);
case WMI_SERVICE_MAX:
return NULL;
@@ -820,6 +823,8 @@ static inline void wmi_10_4_svc_map(const __le32 *in, unsigned long *out,
WMI_SERVICE_PER_PACKET_SW_ENCRYPT, len);
SVCMAP(WMI_10_4_SERVICE_REPORT_AIRTIME,
WMI_SERVICE_REPORT_AIRTIME, len);
SVCMAP(WMI_10_4_SERVICE_TX_PWR_PER_PEER,
WMI_SERVICE_TX_PWR_PER_PEER, len);
}
#undef SVCMAP
@@ -6262,6 +6267,7 @@ enum wmi_peer_param {
WMI_PEER_CHAN_WIDTH = 0x4,
WMI_PEER_NSS = 0x5,
WMI_PEER_USE_4ADDR = 0x6,
WMI_PEER_USE_FIXED_PWR = 0x8,
WMI_PEER_PARAM_FIXED_RATE = 0x9,
WMI_PEER_DEBUG = 0xa,
WMI_PEER_PHYMODE = 0xd,