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* [PATCH 2/2] b43: N-PHY: update reset_cca operation and add rssi_cal calls
@ 2010-01-05 19:59 Rafał Miłecki
  0 siblings, 0 replies; only message in thread
From: Rafał Miłecki @ 2010-01-05 19:59 UTC (permalink / raw)
  To: linux-wireless@vger.kernel.org, John W. Linville
  Cc: bcm43xx-dev@lists.berlios.de

[-- Attachment #1: Type: text/plain, Size: 2886 bytes --]

Update b43_nphy_reset_cca to match current specs and add rssi_cal calls to init code.



 From 71c10442cd0b1b277f483a81db7f2e8f579b3d59 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com>
Date: Tue, 5 Jan 2010 20:52:43 +0100
Subject: [PATCH 2/2] b43: N-PHY: update reset_cca operation and add rssi_cal calls
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
---
  drivers/net/wireless/b43/phy_n.c |   49 +++++++++++++++++++++++++++----------
  1 files changed, 36 insertions(+), 13 deletions(-)

diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c
index 6479d6e..ceb429a 100644
--- a/drivers/net/wireless/b43/phy_n.c
+++ b/drivers/net/wireless/b43/phy_n.c
@@ -343,16 +343,9 @@ static void b43_nphy_workarounds(struct b43_wldev *dev)

  static void b43_nphy_reset_cca(struct b43_wldev *dev)
  {
-	u16 bbcfg;
-
-	ssb_write32(dev->dev, SSB_TMSLOW,
-		    ssb_read32(dev->dev, SSB_TMSLOW) | SSB_TMSLOW_FGC);
-	bbcfg = b43_phy_read(dev, B43_NPHY_BBCFG);
-	b43_phy_set(dev, B43_NPHY_BBCFG, B43_NPHY_BBCFG_RSTCCA);
-	b43_phy_write(dev, B43_NPHY_BBCFG,
-		      bbcfg & ~B43_NPHY_BBCFG_RSTCCA);
-	ssb_write32(dev->dev, SSB_TMSLOW,
-		    ssb_read32(dev->dev, SSB_TMSLOW) & ~SSB_TMSLOW_FGC);
+	u16 bbcfg = b43_phy_read(dev, B43_NPHY_BBCFG);
+	b43_phy_write(dev, B43_NPHY_BBCFG, bbcfg | B43_NPHY_BBCFG_RSTCCA);
+	b43_phy_write(dev, B43_NPHY_BBCFG, bbcfg & ~B43_NPHY_BBCFG_RSTCCA);
  }

  enum b43_nphy_rf_sequence {
@@ -411,8 +404,30 @@ static void b43_nphy_bphy_init(struct b43_wldev *dev)
  	b43_phy_write(dev, B43_PHY_N_BMODE(0x38), 0x668);
  }

+static void b43_nphy_rev2_rssi_cal(struct b43_wldev *dev, u8 type)
+{
+	//TODO
+}
+
+static void b43_nphy_rev3_rssi_cal(struct b43_wldev *dev)
+{
+	//TODO
+}
+
  /* RSSI Calibration */
-static void b43_nphy_rssi_cal(struct b43_wldev *dev, u8 type)
+static void b43_nphy_rssi_cal(struct b43_wldev *dev)
+{
+	if (dev->phy.rev >= 3) {
+		b43_nphy_rev3_rssi_cal(dev);
+	} else {
+		b43_nphy_rev2_rssi_cal(dev, 2);
+		b43_nphy_rev2_rssi_cal(dev, 0);
+		b43_nphy_rev2_rssi_cal(dev, 1);
+	}
+}
+
+/* Restore RSSI Calibration */
+static void b43_nphy_restore_rssi_cal(struct b43_wldev *dev)
  {
  	//TODO
  }
@@ -536,9 +551,17 @@ int b43_phy_initn(struct b43_wldev *dev)

  	do_rssi_cal = false;
  	if (phy->rev >= 3) {
-		//TODO
+		if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)
+			do_rssi_cal = (nphy->rssical_chanspec_2G == 0);
+		else
+			do_rssi_cal = (nphy->rssical_chanspec_5G == 0);
+
+		if (do_rssi_cal)
+			b43_nphy_rssi_cal(dev);
+		else
+			b43_nphy_restore_rssi_cal(dev);
  	} else {
-		//TODO
+		b43_nphy_rssi_cal(dev);
  	}

  	if (!((nphy->measure_hold & 0x6) != 0)) {
-- 
1.6.4.2

[-- Attachment #2: 0002-b43-N-PHY-update-reset_cca-operation-and-add-rssi_ca.patch --]
[-- Type: application/octet-stream, Size: 2692 bytes --]

From 71c10442cd0b1b277f483a81db7f2e8f579b3d59 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com>
Date: Tue, 5 Jan 2010 20:52:43 +0100
Subject: [PATCH 2/2] b43: N-PHY: update reset_cca operation and add rssi_cal calls
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
---
 drivers/net/wireless/b43/phy_n.c |   49 +++++++++++++++++++++++++++----------
 1 files changed, 36 insertions(+), 13 deletions(-)

diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c
index 6479d6e..ceb429a 100644
--- a/drivers/net/wireless/b43/phy_n.c
+++ b/drivers/net/wireless/b43/phy_n.c
@@ -343,16 +343,9 @@ static void b43_nphy_workarounds(struct b43_wldev *dev)
 
 static void b43_nphy_reset_cca(struct b43_wldev *dev)
 {
-	u16 bbcfg;
-
-	ssb_write32(dev->dev, SSB_TMSLOW,
-		    ssb_read32(dev->dev, SSB_TMSLOW) | SSB_TMSLOW_FGC);
-	bbcfg = b43_phy_read(dev, B43_NPHY_BBCFG);
-	b43_phy_set(dev, B43_NPHY_BBCFG, B43_NPHY_BBCFG_RSTCCA);
-	b43_phy_write(dev, B43_NPHY_BBCFG,
-		      bbcfg & ~B43_NPHY_BBCFG_RSTCCA);
-	ssb_write32(dev->dev, SSB_TMSLOW,
-		    ssb_read32(dev->dev, SSB_TMSLOW) & ~SSB_TMSLOW_FGC);
+	u16 bbcfg = b43_phy_read(dev, B43_NPHY_BBCFG);
+	b43_phy_write(dev, B43_NPHY_BBCFG, bbcfg | B43_NPHY_BBCFG_RSTCCA);
+	b43_phy_write(dev, B43_NPHY_BBCFG, bbcfg & ~B43_NPHY_BBCFG_RSTCCA);
 }
 
 enum b43_nphy_rf_sequence {
@@ -411,8 +404,30 @@ static void b43_nphy_bphy_init(struct b43_wldev *dev)
 	b43_phy_write(dev, B43_PHY_N_BMODE(0x38), 0x668);
 }
 
+static void b43_nphy_rev2_rssi_cal(struct b43_wldev *dev, u8 type)
+{
+	//TODO
+}
+
+static void b43_nphy_rev3_rssi_cal(struct b43_wldev *dev)
+{
+	//TODO
+}
+
 /* RSSI Calibration */
-static void b43_nphy_rssi_cal(struct b43_wldev *dev, u8 type)
+static void b43_nphy_rssi_cal(struct b43_wldev *dev)
+{
+	if (dev->phy.rev >= 3) {
+		b43_nphy_rev3_rssi_cal(dev);
+	} else {
+		b43_nphy_rev2_rssi_cal(dev, 2);
+		b43_nphy_rev2_rssi_cal(dev, 0);
+		b43_nphy_rev2_rssi_cal(dev, 1);
+	}
+}
+
+/* Restore RSSI Calibration */
+static void b43_nphy_restore_rssi_cal(struct b43_wldev *dev)
 {
 	//TODO
 }
@@ -536,9 +551,17 @@ int b43_phy_initn(struct b43_wldev *dev)
 
 	do_rssi_cal = false;
 	if (phy->rev >= 3) {
-		//TODO
+		if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)
+			do_rssi_cal = (nphy->rssical_chanspec_2G == 0);
+		else
+			do_rssi_cal = (nphy->rssical_chanspec_5G == 0);
+
+		if (do_rssi_cal)
+			b43_nphy_rssi_cal(dev);
+		else
+			b43_nphy_restore_rssi_cal(dev);
 	} else {
-		//TODO
+		b43_nphy_rssi_cal(dev);
 	}
 
 	if (!((nphy->measure_hold & 0x6) != 0)) {
-- 
1.6.4.2


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