From patchwork Tue Feb 26 00:13:29 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Larry Finger X-Patchwork-Id: 223084 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3C1642C029F for ; Tue, 26 Feb 2013 11:15:10 +1100 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759949Ab3BZAO7 (ORCPT ); Mon, 25 Feb 2013 19:14:59 -0500 Received: from mail-oa0-f51.google.com ([209.85.219.51]:41792 "EHLO mail-oa0-f51.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759703Ab3BZAOf (ORCPT ); Mon, 25 Feb 2013 19:14:35 -0500 Received: by mail-oa0-f51.google.com with SMTP id h2so4151340oag.38 for ; Mon, 25 Feb 2013 16:14:35 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=x-received:sender:from:to:cc:subject:date:message-id:x-mailer :in-reply-to:references; bh=0gl9HX6Bkkb1SstrcxRBxzGLWsazI1oHKygxyZIrtK0=; b=MVUVsd7QO6M2okr0W4NYf+npxxr+wTAitUWnv8ADDVMspVZ6ox8zsT1GhLUXYnvZ9v QF0sKognILRxiMQGvpiI6VlePA7W5PSrq40mcqcff7EZ6lnP6A0UZB7RDJqoD66HwEzi /+wv53fGamX57ZwakumISCo2OM+1daBUdFyk4SZuae9hQACo9H6UJhX84JMwOEpAZN7w C3X56j+8jes0MqgR7Ud6h9m9Gn7o1wqZgv2Hn+x4TNCBq+/dKavdUkRfkwVYWlJCvB3u 3kofX17C4bXq7LNX3gMsmxncJB2arXCBYb3mnuRYorg7XjlmTEHPBJ6UZ+UZWgclOjLd EUZw== X-Received: by 10.60.20.225 with SMTP id q1mr173745oee.31.1361837674930; Mon, 25 Feb 2013 16:14:34 -0800 (PST) Received: from linux-2liw.lan (CPE-75-81-36-228.kc.res.rr.com. [75.81.36.228]) by mx.google.com with ESMTPS id d10sm8177318oeh.7.2013.02.25.16.14.33 (version=TLSv1.2 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Mon, 25 Feb 2013 16:14:34 -0800 (PST) From: Larry Finger To: linville@tuxdriver.com Cc: linux-wireless@vger.kernel.org, Larry Finger , netdev@vger.kernel.org, jcheung@suse.com, machen@suse.com, mmarek@suse.cz Subject: [RFC/RFT 17/27] rtlwifi: rtl8188ee: Add files for new driver - part 8 Date: Mon, 25 Feb 2013 18:13:29 -0600 Message-Id: <1361837619-2985-18-git-send-email-Larry.Finger@lwfinger.net> X-Mailer: git-send-email 1.8.1.4 In-Reply-To: <1361837619-2985-1-git-send-email-Larry.Finger@lwfinger.net> References: <1361837619-2985-1-git-send-email-Larry.Finger@lwfinger.net> Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Signed-off-by: Larry Finger Cc: jcheung@suse.com Cc: machen@suse.com Cc: mmarek@suse.cz --- drivers/net/wireless/rtlwifi/rtl8188ee/pwrseqcmd.c | 141 +++++++++++++++++++++ drivers/net/wireless/rtlwifi/rtl8188ee/pwrseqcmd.h | 70 ++++++++++ 2 files changed, 211 insertions(+) create mode 100644 drivers/net/wireless/rtlwifi/rtl8188ee/pwrseqcmd.c create mode 100644 drivers/net/wireless/rtlwifi/rtl8188ee/pwrseqcmd.h diff --git a/drivers/net/wireless/rtlwifi/rtl8188ee/pwrseqcmd.c b/drivers/net/wireless/rtlwifi/rtl8188ee/pwrseqcmd.c new file mode 100644 index 0000000..1d7b444 --- /dev/null +++ b/drivers/net/wireless/rtlwifi/rtl8188ee/pwrseqcmd.c @@ -0,0 +1,141 @@ +/****************************************************************************** + * + * Copyright(c) 2009-2013 Realtek Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of version 2 of the GNU General Public License as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA + * + * The full GNU General Public License is included in this distribution in the + * file called LICENSE. + * + * Contact Information: + * wlanfae + * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park, + * Hsinchu 300, Taiwan. + * + * Larry Finger + * + *****************************************************************************/ + +#include "pwrseq.h" + + +/* Description: + * This routine deal with the Power Configuration CMDs + * parsing for RTL8723/RTL8188E Series IC. + * Assumption: + * We should follow specific format which was released from HW SD. + * + * 2011.07.07, added by Roger. + */ + +bool rtl_hal_pwrseqcmdparsing(struct rtl_priv *rtlpriv, u8 cut_version, + u8 fab_version, u8 interface_type, + struct wlan_pwr_cfg pwrcfgcmd[]) +{ + struct wlan_pwr_cfg pwr_cfg_cmd = {0}; + bool polling_bit = false; + u32 ary_idx = 0; + u8 value = 0; + u32 offset = 0; + u32 polling_count = 0; + u32 max_polling_cnt = 5000; + + do { + pwr_cfg_cmd = pwrcfgcmd[ary_idx]; + RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, + "rtl_hal_pwrseqcmdparsing(): offset(%#x), cut_msk(%#x), fab_msk(%#x)," + "interface_msk(%#x), base(%#x), cmd(%#x), msk(%#x), value(%#x)\n", + GET_PWR_CFG_OFFSET(pwr_cfg_cmd), + GET_PWR_CFG_CUT_MASK(pwr_cfg_cmd), + GET_PWR_CFG_FAB_MASK(pwr_cfg_cmd), + GET_PWR_CFG_INTF_MASK(pwr_cfg_cmd), + GET_PWR_CFG_BASE(pwr_cfg_cmd), + GET_PWR_CFG_CMD(pwr_cfg_cmd), + GET_PWR_CFG_MASK(pwr_cfg_cmd), + GET_PWR_CFG_VALUE(pwr_cfg_cmd)); + + if ((GET_PWR_CFG_FAB_MASK(pwr_cfg_cmd) & fab_version) && + (GET_PWR_CFG_CUT_MASK(pwr_cfg_cmd)&cut_version) && + (GET_PWR_CFG_INTF_MASK(pwr_cfg_cmd)&interface_type)) { + switch (GET_PWR_CFG_CMD(pwr_cfg_cmd)) { + case PWR_CMD_READ: + RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, + "rtl_hal_pwrseqcmdparsing(): PWR_CMD_READ\n"); + break; + case PWR_CMD_WRITE: { + RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, + "rtl_hal_pwrseqcmdparsing(): PWR_CMD_WRITE\n"); + offset = GET_PWR_CFG_OFFSET(pwr_cfg_cmd); + + /*Read the value from system register*/ + value = rtl_read_byte(rtlpriv, offset); + value &= (~(GET_PWR_CFG_MASK(pwr_cfg_cmd))); + value |= (GET_PWR_CFG_VALUE(pwr_cfg_cmd) + & GET_PWR_CFG_MASK(pwr_cfg_cmd)); + + /*Write the value back to sytem register*/ + rtl_write_byte(rtlpriv, offset, value); + } + break; + case PWR_CMD_POLLING: + RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, + "rtl_hal_pwrseqcmdparsing(): PWR_CMD_POLLING\n"); + polling_bit = false; + offset = GET_PWR_CFG_OFFSET(pwr_cfg_cmd); + + do { + value = rtl_read_byte(rtlpriv, offset); + + value = value & GET_PWR_CFG_MASK(pwr_cfg_cmd); + if (value == (GET_PWR_CFG_VALUE(pwr_cfg_cmd) + & GET_PWR_CFG_MASK(pwr_cfg_cmd))) + polling_bit = true; + else + udelay(10); + + if (polling_count++ > max_polling_cnt) { + RT_TRACE(rtlpriv, COMP_INIT, + DBG_LOUD, + "polling fail in pwrseqcmd\n"); + return false; + } + } while (!polling_bit); + + break; + case PWR_CMD_DELAY: + RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, + "rtl_hal_pwrseqcmdparsing(): PWR_CMD_DELAY\n"); + if (GET_PWR_CFG_VALUE(pwr_cfg_cmd) == + PWRSEQ_DELAY_US) + udelay(GET_PWR_CFG_OFFSET(pwr_cfg_cmd)); + else + mdelay(GET_PWR_CFG_OFFSET(pwr_cfg_cmd)); + break; + case PWR_CMD_END: + RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, + "rtl_hal_pwrseqcmdparsing(): PWR_CMD_END\n"); + return true; + break; + default: + RT_ASSERT(false, + "rtl_hal_pwrseqcmdparsing(): Unknown CMD!!\n"); + break; + } + } + + ary_idx++; + } while (1); + + return true; +} diff --git a/drivers/net/wireless/rtlwifi/rtl8188ee/pwrseqcmd.h b/drivers/net/wireless/rtlwifi/rtl8188ee/pwrseqcmd.h new file mode 100644 index 0000000..5b7ad12 --- /dev/null +++ b/drivers/net/wireless/rtlwifi/rtl8188ee/pwrseqcmd.h @@ -0,0 +1,70 @@ +#ifndef __RTL8723E_PWRSEQCMD_H__ +#define __RTL8723E_PWRSEQCMD_H__ + +#include "../wifi.h" +/*---------------------------------------------*/ +/* The value of cmd: 4 bits */ +/*---------------------------------------------*/ +#define PWR_CMD_READ 0x00 +#define PWR_CMD_WRITE 0x01 +#define PWR_CMD_POLLING 0x02 +#define PWR_CMD_DELAY 0x03 +#define PWR_CMD_END 0x04 + +/* define the base address of each block */ +#define PWR_BASEADDR_MAC 0x00 +#define PWR_BASEADDR_USB 0x01 +#define PWR_BASEADDR_PCIE 0x02 +#define PWR_BASEADDR_SDIO 0x03 + +#define PWR_INTF_SDIO_MSK BIT(0) +#define PWR_INTF_USB_MSK BIT(1) +#define PWR_INTF_PCI_MSK BIT(2) +#define PWR_INTF_ALL_MSK (BIT(0)|BIT(1)|BIT(2)|BIT(3)) + +#define PWR_FAB_TSMC_MSK BIT(0) +#define PWR_FAB_UMC_MSK BIT(1) +#define PWR_FAB_ALL_MSK (BIT(0)|BIT(1)|BIT(2)|BIT(3)) + +#define PWR_CUT_TESTCHIP_MSK BIT(0) +#define PWR_CUT_A_MSK BIT(1) +#define PWR_CUT_B_MSK BIT(2) +#define PWR_CUT_C_MSK BIT(3) +#define PWR_CUT_D_MSK BIT(4) +#define PWR_CUT_E_MSK BIT(5) +#define PWR_CUT_F_MSK BIT(6) +#define PWR_CUT_G_MSK BIT(7) +#define PWR_CUT_ALL_MSK 0xFF + + +enum pwrseq_delay_unit { + PWRSEQ_DELAY_US, + PWRSEQ_DELAY_MS, +}; + +struct wlan_pwr_cfg { + u16 offset; + u8 cut_msk; + u8 fab_msk:4; + u8 interface_msk:4; + u8 base:4; + u8 cmd:4; + u8 msk; + u8 value; + +}; + +#define GET_PWR_CFG_OFFSET(__PWR_CMD) (__PWR_CMD.offset) +#define GET_PWR_CFG_CUT_MASK(__PWR_CMD) (__PWR_CMD.cut_msk) +#define GET_PWR_CFG_FAB_MASK(__PWR_CMD) (__PWR_CMD.fab_msk) +#define GET_PWR_CFG_INTF_MASK(__PWR_CMD) (__PWR_CMD.interface_msk) +#define GET_PWR_CFG_BASE(__PWR_CMD) (__PWR_CMD.base) +#define GET_PWR_CFG_CMD(__PWR_CMD) (__PWR_CMD.cmd) +#define GET_PWR_CFG_MASK(__PWR_CMD) (__PWR_CMD.msk) +#define GET_PWR_CFG_VALUE(__PWR_CMD) (__PWR_CMD.value) + +bool rtl_hal_pwrseqcmdparsing(struct rtl_priv *rtlpriv, u8 cut_version, + u8 fab_version, u8 interface_type, + struct wlan_pwr_cfg pwrcfgcmd[]); + +#endif