From patchwork Sun Sep 22 22:41:59 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Eugene Krasnikov X-Patchwork-Id: 2925211 Return-Path: X-Original-To: patchwork-linux-wireless@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 983FEBFF05 for ; Sun, 22 Sep 2013 22:42:45 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 8FA8820547 for ; Sun, 22 Sep 2013 22:42:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 64E782053D for ; Sun, 22 Sep 2013 22:42:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752828Ab3IVWmk (ORCPT ); Sun, 22 Sep 2013 18:42:40 -0400 Received: from mail-la0-f47.google.com ([209.85.215.47]:53785 "EHLO mail-la0-f47.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752689Ab3IVWmi (ORCPT ); Sun, 22 Sep 2013 18:42:38 -0400 Received: by mail-la0-f47.google.com with SMTP id eo20so1941592lab.34 for ; Sun, 22 Sep 2013 15:42:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=BqhYHRn1c5vpf0c2j/4NzBe0kBPQ0K+20SFGFJsN2HU=; b=ONk3FpumKA4IRqUVIYkpmctFChBJggIDOovye4/AkGvc9rFYwIeGOvUpr6TOLy6mC9 6C3ie0kGmm3TRbiq50kYyEBSlhgUg+81mVBZcPPoq2EWzLiFGSdHPFX6aFzj2wgil1jN OwsB1wk3RLsGPD/P5xtZlEAR388jsHp8EeIV8CEU9IcriuIcQXOA1smzwfJIs6AffLuZ Ypsm1saxqtWWyFlB+nkAqEIrezY/EZe4VGtV0XzH8h+86Lqw+4NdMMLg6t8bYbPBFDSa Wld2jdxJVqLgkY91RDRzl0atbjFOqCVziG5KlRra3cqOFgsiIQqbd/Kf6LvqVUUTx6Um tZtw== X-Received: by 10.112.51.166 with SMTP id l6mr17175461lbo.5.1379889756661; Sun, 22 Sep 2013 15:42:36 -0700 (PDT) Received: from localhost.localdomain (c83-254-141-159.bredband.comhem.se. [83.254.141.159]) by mx.google.com with ESMTPSA id f17sm10769783lbo.12.1969.12.31.16.00.00 (version=TLSv1.1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Sun, 22 Sep 2013 15:42:36 -0700 (PDT) From: Eugene Krasnikov To: linux-wireless@vger.kernel.org Cc: wcn36xx@lists.infradead.org, Eugene Krasnikov Subject: [PATCH v4 02/16] wcn36xx: add wcn36xx.h Date: Sun, 22 Sep 2013 23:41:59 +0100 Message-Id: <1379889733-6215-3-git-send-email-k.eugene.e@gmail.com> X-Mailer: git-send-email 1.8.1.2 In-Reply-To: <1379889733-6215-1-git-send-email-k.eugene.e@gmail.com> References: <1379889733-6215-1-git-send-email-k.eugene.e@gmail.com> Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org X-Spam-Status: No, score=-9.1 required=5.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED, FREEMAIL_FROM, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, T_DKIM_INVALID, T_FRT_BELOW2,UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP adding wcn36xx.h Signed-off-by: Eugene Krasnikov --- drivers/net/wireless/ath/wcn36xx/wcn36xx.h | 238 +++++++++++++++++++++++++++++ 1 file changed, 238 insertions(+) create mode 100644 drivers/net/wireless/ath/wcn36xx/wcn36xx.h diff --git a/drivers/net/wireless/ath/wcn36xx/wcn36xx.h b/drivers/net/wireless/ath/wcn36xx/wcn36xx.h new file mode 100644 index 0000000..97a5f18 --- /dev/null +++ b/drivers/net/wireless/ath/wcn36xx/wcn36xx.h @@ -0,0 +1,238 @@ +/* + * Copyright (c) 2013 Eugene Krasnikov + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY + * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION + * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef _WCN36XX_H_ +#define _WCN36XX_H_ + +#include +#include +#include +#include + +#include "hal.h" +#include "smd.h" +#include "txrx.h" +#include "dxe.h" +#include "pmc.h" +#include "debug.h" + +#define WLAN_NV_FILE "wlan/prima/WCNSS_qcom_wlan_nv.bin" +#define WCN36XX_AGGR_BUFFER_SIZE 64 + +extern unsigned int debug_mask; + +enum wcn36xx_debug_mask { + WCN36XX_DBG_DXE = 0x00000001, + WCN36XX_DBG_DXE_DUMP = 0x00000002, + WCN36XX_DBG_SMD = 0x00000004, + WCN36XX_DBG_SMD_DUMP = 0x00000008, + WCN36XX_DBG_RX = 0x00000010, + WCN36XX_DBG_RX_DUMP = 0x00000020, + WCN36XX_DBG_TX = 0x00000040, + WCN36XX_DBG_TX_DUMP = 0x00000080, + WCN36XX_DBG_HAL = 0x00000100, + WCN36XX_DBG_HAL_DUMP = 0x00000200, + WCN36XX_DBG_MAC = 0x00000400, + WCN36XX_DBG_BEACON = 0x00000800, + WCN36XX_DBG_BEACON_DUMP = 0x00001000, + WCN36XX_DBG_PMC = 0x00002000, + WCN36XX_DBG_PMC_DUMP = 0x00004000, + WCN36XX_DBG_ANY = 0xffffffff, +}; + +#define wcn36xx_err(fmt, arg...) \ + printk(KERN_ERR pr_fmt("ERROR " fmt), ##arg); + +#define wcn36xx_warn(fmt, arg...) \ + printk(KERN_WARNING pr_fmt("WARNING " fmt), ##arg) + +#define wcn36xx_info(fmt, arg...) \ + printk(KERN_INFO pr_fmt(fmt), ##arg) + +#define wcn36xx_dbg(mask, fmt, arg...) do { \ + if (debug_mask & mask) \ + printk(KERN_DEBUG pr_fmt(fmt), ##arg); \ +} while (0) + +#define wcn36xx_dbg_dump(mask, prefix_str, buf, len) do { \ + if (debug_mask & mask) \ + print_hex_dump(KERN_DEBUG, pr_fmt(prefix_str), \ + DUMP_PREFIX_OFFSET, 32, 1, \ + buf, len, false); \ +} while (0) + +#define WCN36XX_HW_CHANNEL(__wcn) (__wcn->hw->conf.chandef.chan->hw_value) +#define WCN36XX_BAND(__wcn) (__wcn->hw->conf.chandef.chan->band) +#define WCN36XX_CENTER_FREQ(__wcn) (__wcn->hw->conf.chandef.chan->center_freq) +#define WCN36XX_LISTEN_INTERVAL(__wcn) (__wcn->hw->conf.listen_interval) +#define WCN36XX_FLAGS(__wcn) (__wcn->hw->flags) +#define WCN36XX_MAX_POWER(__wcn) (__wcn->hw->conf.chandef.chan->max_power) + +static inline void buff_to_be(u32 *buf, size_t len) +{ + int i; + for (i = 0; i < len; i++) + buf[i] = cpu_to_be32(buf[i]); +} + +struct nv_data { + int is_valid; + u8 table; +}; + +/* Interface for platform control path + * + * @open: hook must be called when wcn36xx wants to open control channel. + * @tx: sends a buffer. + */ +struct wcn36xx_platform_ctrl_ops { + int (*open)(void *drv_priv, void *rsp_cb); + void (*close)(void); + int (*tx)(char *buf, size_t len); + int (*get_hw_mac)(u8 *addr); + int (*smsm_change_state)(u32 clear_mask, u32 set_mask); +}; + +/** + * struct wcn36xx_vif - holds VIF related fields + * + * @bss_index: bss_index is initially set to 0xFF. bss_index is received from + * HW after first config_bss call and must be used in delete_bss and + * enter/exit_bmps. + */ +struct wcn36xx_vif { + struct list_head list; + struct wcn36xx_sta *sta; + u8 dtim_period; + enum ani_ed_type encrypt_type; + bool is_joining; + struct wcn36xx_hal_mac_ssid ssid; + + /* Power management */ + enum wcn36xx_power_state pw_state; + + u8 bss_index; + u8 ucast_dpu_signature; + /* Returned from WCN36XX_HAL_ADD_STA_SELF_RSP */ + u8 self_sta_index; + u8 self_dpu_desc_index; +}; + +/** + * struct wcn36xx_sta - holds STA related fields + * + * @tid: traffic ID that is used during AMPDU and in TX BD. + * @sta_index: STA index is returned from HW after config_sta call and is + * used in both SMD channel and TX BD. + * @dpu_desc_index: DPU descriptor index is returned from HW after config_sta + * call and is used in TX BD. + * @bss_sta_index: STA index is returned from HW after config_bss call and is + * used in both SMD channel and TX BD. See table bellow when it is used. + * @bss_dpu_desc_index: DPU descriptor index is returned from HW after + * config_bss call and is used in TX BD. + * ______________________________________________ + * | | STA | AP | + * |______________|_____________|_______________| + * | TX BD |bss_sta_index| sta_index | + * |______________|_____________|_______________| + * |all SMD calls |bss_sta_index| sta_index | + * |______________|_____________|_______________| + * |smd_delete_sta| sta_index | sta_index | + * |______________|_____________|_______________| + */ +struct wcn36xx_sta { + struct wcn36xx_vif *vif; + u16 aid; + u16 tid; + u8 sta_index; + u8 dpu_desc_index; + u8 bss_sta_index; + u8 bss_dpu_desc_index; + bool is_data_encrypted; + /* Rates */ + struct wcn36xx_hal_supported_rates supported_rates; +}; +struct wcn36xx_dxe_ch; +struct wcn36xx { + struct ieee80211_hw *hw; + struct device *dev; + struct list_head vif_list; + + u8 fw_revision; + u8 fw_version; + u8 fw_minor; + u8 fw_major; + + /* extra byte for the NULL termination */ + u8 crm_version[WCN36XX_HAL_VERSION_LENGTH + 1]; + u8 wlan_version[WCN36XX_HAL_VERSION_LENGTH + 1]; + + /* IRQs */ + int tx_irq; + int rx_irq; + void __iomem *mmio; + + struct wcn36xx_platform_ctrl_ops *ctrl_ops; + /* + * smd_buf must be protected with smd_mutex to garantee + * that all messages are sent one after another + */ + u8 *hal_buf; + size_t hal_rsp_len; + struct mutex hal_mutex; + struct completion hal_rsp_compl; + struct workqueue_struct *hal_ind_wq; + struct work_struct hal_ind_work; + struct mutex hal_ind_mutex; + struct list_head hal_ind_queue; + + /* DXE channels */ + struct wcn36xx_dxe_ch dxe_tx_l_ch; /* TX low */ + struct wcn36xx_dxe_ch dxe_tx_h_ch; /* TX high */ + struct wcn36xx_dxe_ch dxe_rx_l_ch; /* RX low */ + struct wcn36xx_dxe_ch dxe_rx_h_ch; /* RX high */ + + /* For synchronization of DXE resources from BH, IRQ and WQ contexts */ + spinlock_t dxe_lock; + bool queues_stopped; + + /* Memory pools */ + struct wcn36xx_dxe_mem_pool mgmt_mem_pool; + struct wcn36xx_dxe_mem_pool data_mem_pool; + + struct sk_buff *tx_ack_skb; + +#ifdef CONFIG_WCN36XX_DEBUGFS + /* Debug file system entry */ + struct wcn36xx_dfs_entry dfs; +#endif /* CONFIG_WCN36XX_DEBUGFS */ + +}; + +static inline bool wcn36xx_is_fw_version(struct wcn36xx *wcn, + u8 major, + u8 minor, + u8 version, + u8 revision) +{ + return (wcn->fw_major == major && + wcn->fw_minor == minor && + wcn->fw_version == version && + wcn->fw_revision == revision); +} +void wcn36xx_set_default_rates(struct wcn36xx_hal_supported_rates *rates); + +#endif /* _WCN36XX_H_ */