Return-path: Received: from wolverine02.qualcomm.com ([199.106.114.251]:41888 "EHLO wolverine02.qualcomm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751987Ab2FRGXB (ORCPT ); Mon, 18 Jun 2012 02:23:01 -0400 Cc: "John W. Linville" , Rodriguez Luis , , Rajkumar Manoharan , Sujith Manoharan , , , Mohammed Shafi Shajakhan , "Luis R. Rodriguez" From: Mohammed Shafi Shajakhan To: Subject: [RFC 02/10] ath9k: Add definitions and structures to support WoW Date: Mon, 18 Jun 2012 11:51:46 +0530 Message-ID: <1340000514-7779-3-git-send-email-mohammed@qca.qualcomm.com> (sfid-20120618_082305_205755_E990B4E9) In-Reply-To: <1340000514-7779-1-git-send-email-mohammed@qca.qualcomm.com> References: <1340000514-7779-1-git-send-email-mohammed@qca.qualcomm.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-wireless-owner@vger.kernel.org List-ID: From: Mohammed Shafi Shajakhan *add structures, macros and variables for WoW, so that the driver can make use of it. *maintain a list for user enabled patterns and masks *track pattern slots for the hardware limitation on the maximum number of patterns that can be stored. *track interrupts enabled before WoW suspend, so that can be reconfigured after resume *have macros to parse user defined wow configurations to hardware code Signed-off-by: Luis R. Rodriguez Signed-off-by: Mohammed Shafi Shajakhan --- drivers/net/wireless/ath/ath9k/ath9k.h | 20 ++++++++++++++++++++ drivers/net/wireless/ath/ath9k/hw.h | 21 +++++++++++++++++++++ 2 files changed, 41 insertions(+), 0 deletions(-) diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h index a8c0500..264c25b 100644 --- a/drivers/net/wireless/ath/ath9k/ath9k.h +++ b/drivers/net/wireless/ath/ath9k/ath9k.h @@ -505,6 +505,19 @@ static inline u16 ath9k_btcoex_aggr_limit(struct ath_softc *sc, } #endif /* CONFIG_ATH9K_BTCOEX_SUPPORT */ +struct ath9k_wow_pattern { + bool slot; + u8 pattern_bytes[MAX_PATTERN_SIZE]; + u8 mask_bytes[MAX_PATTERN_SIZE]; + u32 pattern_len; + struct list_head list; +}; + +struct ath9k_wow_info { + u32 num_of_patterns; + struct list_head wow_patterns; +}; + /********************/ /* LED Control */ /********************/ @@ -706,6 +719,13 @@ struct ath_softc { struct ath_ant_comb ant_comb; u8 ant_tx, ant_rx; struct dfs_pattern_detector *dfs_detector; + +#ifdef CONFIG_PM_SLEEP + bool wow_got_bmiss_intr; + bool wow_sleep_proc_intr; /* in the middle of WoW sleep ? */ + u32 wow_intr_before_sleep; + struct ath9k_wow_info wow_info; +#endif }; void ath9k_tasklet(unsigned long data); diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h index 03d5909..d0e14a3 100644 --- a/drivers/net/wireless/ath/ath9k/hw.h +++ b/drivers/net/wireless/ath/ath9k/hw.h @@ -179,6 +179,24 @@ #define PAPRD_TABLE_SZ 24 #define PAPRD_IDEAL_AGC2_PWR_RANGE 0xe0 +/* Wake on Wireless */ + +#define MAX_PATTERN_SIZE 256 +#define MAX_PATTERN_MASK_SIZE 32 +#define MAX_NUM_PATTERN 8 +#define MAX_NUM_USER_PATTERN 6 /* deducting the disassociate and + deauthenticate packets */ + +/* + * WoW trigger mapping to hardware code + */ + +#define AH_WOW_USER_PATTERN_EN BIT(0) +#define AH_WOW_MAGIC_PATTERN_EN BIT(1) +#define AH_WOW_LINK_CHANGE BIT(2) +#define AH_WOW_BEACON_MISS BIT(3) +#define AH_WOW_MAX_EVENTS 4 + enum ath_hw_txq_subtype { ATH_TXQ_AC_BE = 0, ATH_TXQ_AC_BK = 1, @@ -861,6 +879,9 @@ struct ath_hw { /* Enterprise mode cap */ u32 ent_mode; +#ifdef CONFIG_PM_SLEEP + u32 wow_event_mask; +#endif bool is_clk_25mhz; int (*get_mac_revision)(void); int (*external_reset)(void); -- 1.7.0.4