Return-path: Received: from mx3.wp.pl ([212.77.101.7]:50478 "EHLO mx3.wp.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932898Ab3DIPEp (ORCPT ); Tue, 9 Apr 2013 11:04:45 -0400 From: stf_xl@wp.pl To: "John W. Linville\"" Cc: linux-wireless@vger.kernel.org, users@rt2x00.serialmonkey.com, Stanislaw Gruszka Subject: [PATCH 02/11] rt2800: move rf init calibration code Date: Tue, 9 Apr 2013 17:05:21 +0200 Message-Id: <1365519930-3230-3-git-send-email-stf_xl@wp.pl> (sfid-20130409_170449_312072_587E9007) In-Reply-To: <1365519930-3230-1-git-send-email-stf_xl@wp.pl> References: <1365519930-3230-1-git-send-email-stf_xl@wp.pl> Sender: linux-wireless-owner@vger.kernel.org List-ID: From: Stanislaw Gruszka Add separate functions for rf init calibration code and use it in proper init rf routines. Signed-off-by: Stanislaw Gruszka --- drivers/net/wireless/rt2x00/rt2800lib.c | 53 ++++++++++++++++++------------- 1 files changed, 31 insertions(+), 22 deletions(-) diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c index d092b47..334973a 100644 --- a/drivers/net/wireless/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/rt2x00/rt2800lib.c @@ -4425,6 +4425,18 @@ static void rt2800_normal_mode_setup_5xxx(struct rt2x00_dev *rt2x00dev) rt2800_rfcsr_write(rt2x00dev, 30, reg); } +static void rt2800_rf_init_calibration_53xx(struct rt2x00_dev *rt2x00dev) +{ + u8 rfcsr; + + rt2800_rfcsr_read(rt2x00dev, 2, &rfcsr); + rt2x00_set_field8(&rfcsr, RFCSR2_RESCAL_EN, 1); + rt2800_rfcsr_write(rt2x00dev, 2, rfcsr); + msleep(1); + rt2x00_set_field8(&rfcsr, RFCSR2_RESCAL_EN, 0); + rt2800_rfcsr_write(rt2x00dev, 2, rfcsr); +} + static void rt2800_init_rfcsr_305x_soc(struct rt2x00_dev *rt2x00dev) { rt2800_rfcsr_write(rt2x00dev, 0, 0x50); @@ -4463,6 +4475,19 @@ static void rt2800_init_rfcsr_305x_soc(struct rt2x00_dev *rt2x00dev) static void rt2800_init_rfcsr_30xx(struct rt2x00_dev *rt2x00dev) { + u8 rfcsr; + + /* + * Init RF calibration. + * XXX: vendor driver do this only for 3070 ? + */ + rt2800_rfcsr_read(rt2x00dev, 30, &rfcsr); + rt2x00_set_field8(&rfcsr, RFCSR30_RF_CALIBRATION, 1); + rt2800_rfcsr_write(rt2x00dev, 30, rfcsr); + msleep(1); + rt2x00_set_field8(&rfcsr, RFCSR30_RF_CALIBRATION, 0); + rt2800_rfcsr_write(rt2x00dev, 30, rfcsr); + rt2800_rfcsr_write(rt2x00dev, 4, 0x40); rt2800_rfcsr_write(rt2x00dev, 5, 0x03); rt2800_rfcsr_write(rt2x00dev, 6, 0x02); @@ -4486,6 +4511,8 @@ static void rt2800_init_rfcsr_30xx(struct rt2x00_dev *rt2x00dev) static void rt2800_init_rfcsr_3290(struct rt2x00_dev *rt2x00dev) { + rt2800_rf_init_calibration_53xx(rt2x00dev); + rt2800_rfcsr_write(rt2x00dev, 1, 0x0f); rt2800_rfcsr_write(rt2x00dev, 2, 0x80); rt2800_rfcsr_write(rt2x00dev, 3, 0x08); @@ -4674,6 +4701,8 @@ static void rt2800_init_rfcsr_3572(struct rt2x00_dev *rt2x00dev) static void rt2800_init_rfcsr_5390(struct rt2x00_dev *rt2x00dev) { + rt2800_rf_init_calibration_53xx(rt2x00dev); + rt2800_rfcsr_write(rt2x00dev, 1, 0x0f); rt2800_rfcsr_write(rt2x00dev, 2, 0x80); rt2800_rfcsr_write(rt2x00dev, 3, 0x88); @@ -4760,6 +4789,8 @@ static void rt2800_init_rfcsr_5390(struct rt2x00_dev *rt2x00dev) static void rt2800_init_rfcsr_5392(struct rt2x00_dev *rt2x00dev) { + rt2800_rf_init_calibration_53xx(rt2x00dev); + rt2800_rfcsr_write(rt2x00dev, 1, 0x17); rt2800_rfcsr_write(rt2x00dev, 2, 0x80); rt2800_rfcsr_write(rt2x00dev, 3, 0x88); @@ -4882,28 +4913,6 @@ static int rt2800_init_rfcsr(struct rt2x00_dev *rt2x00dev) !rt2800_is_305x_soc(rt2x00dev)) return 0; - /* - * Init RF calibration. - */ - - if (rt2x00_rt(rt2x00dev, RT3290) || - rt2x00_rt(rt2x00dev, RT5390) || - rt2x00_rt(rt2x00dev, RT5392)) { - rt2800_rfcsr_read(rt2x00dev, 2, &rfcsr); - rt2x00_set_field8(&rfcsr, RFCSR2_RESCAL_EN, 1); - rt2800_rfcsr_write(rt2x00dev, 2, rfcsr); - msleep(1); - rt2x00_set_field8(&rfcsr, RFCSR2_RESCAL_EN, 0); - rt2800_rfcsr_write(rt2x00dev, 2, rfcsr); - } else { - rt2800_rfcsr_read(rt2x00dev, 30, &rfcsr); - rt2x00_set_field8(&rfcsr, RFCSR30_RF_CALIBRATION, 1); - rt2800_rfcsr_write(rt2x00dev, 30, rfcsr); - msleep(1); - rt2x00_set_field8(&rfcsr, RFCSR30_RF_CALIBRATION, 0); - rt2800_rfcsr_write(rt2x00dev, 30, rfcsr); - } - if (rt2800_is_305x_soc(rt2x00dev)) { rt2800_init_rfcsr_305x_soc(rt2x00dev); return 0; -- 1.7.4.4