From: "Rafał Miłecki" <zajec5@gmail.com>
To: linux-wireless@vger.kernel.org,
"John W. Linville" <linville@tuxdriver.com>
Cc: b43-dev@lists.infradead.org, "Rafał Miłecki" <zajec5@gmail.com>
Subject: [PATCH 2/2] b43: make forcing clock common (HT-PHY also uses that)
Date: Fri, 12 Aug 2011 00:03:26 +0200 [thread overview]
Message-ID: <1313100206-25922-2-git-send-email-zajec5@gmail.com> (raw)
In-Reply-To: <1313100206-25922-1-git-send-email-zajec5@gmail.com>
Signed-off-by: Rafa? Mi?ecki <zajec5@gmail.com>
---
drivers/net/wireless/b43/phy_common.c | 32 ++++++++++++++++++++++++++
drivers/net/wireless/b43/phy_common.h | 2 +
drivers/net/wireless/b43/phy_n.c | 40 +++-----------------------------
3 files changed, 38 insertions(+), 36 deletions(-)
diff --git a/drivers/net/wireless/b43/phy_common.c b/drivers/net/wireless/b43/phy_common.c
index 07f009f..3ea44bb 100644
--- a/drivers/net/wireless/b43/phy_common.c
+++ b/drivers/net/wireless/b43/phy_common.c
@@ -448,6 +448,38 @@ bool b43_channel_type_is_40mhz(enum nl80211_channel_type channel_type)
channel_type == NL80211_CHAN_HT40PLUS);
}
+/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/BmacPhyClkFgc */
+void b43_phy_force_clock(struct b43_wldev *dev, bool force)
+{
+ u32 tmp;
+
+ WARN_ON(dev->phy.type != B43_PHYTYPE_N &&
+ dev->phy.type != B43_PHYTYPE_HT);
+
+ switch (dev->dev->bus_type) {
+#ifdef CONFIG_B43_BCMA
+ case B43_BUS_BCMA:
+ tmp = bcma_aread32(dev->dev->bdev, BCMA_IOCTL);
+ if (force)
+ tmp |= BCMA_IOCTL_FGC;
+ else
+ tmp &= ~BCMA_IOCTL_FGC;
+ bcma_awrite32(dev->dev->bdev, BCMA_IOCTL, tmp);
+ break;
+#endif
+#ifdef CONFIG_B43_SSB
+ case B43_BUS_SSB:
+ tmp = ssb_read32(dev->dev->sdev, SSB_TMSLOW);
+ if (force)
+ tmp |= SSB_TMSLOW_FGC;
+ else
+ tmp &= ~SSB_TMSLOW_FGC;
+ ssb_write32(dev->dev->sdev, SSB_TMSLOW, tmp);
+ break;
+#endif
+ }
+}
+
/* http://bcm-v4.sipsolutions.net/802.11/PHY/Cordic */
struct b43_c32 b43_cordic(int theta)
{
diff --git a/drivers/net/wireless/b43/phy_common.h b/drivers/net/wireless/b43/phy_common.h
index aa77ba6..9233b13 100644
--- a/drivers/net/wireless/b43/phy_common.h
+++ b/drivers/net/wireless/b43/phy_common.h
@@ -444,6 +444,8 @@ void b43_phyop_switch_analog_generic(struct b43_wldev *dev, bool on);
bool b43_channel_type_is_40mhz(enum nl80211_channel_type channel_type);
+void b43_phy_force_clock(struct b43_wldev *dev, bool force);
+
struct b43_c32 b43_cordic(int theta);
#endif /* LINUX_B43_PHY_COMMON_H_ */
diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c
index 3b46360..2eadadf 100644
--- a/drivers/net/wireless/b43/phy_n.c
+++ b/drivers/net/wireless/b43/phy_n.c
@@ -600,49 +600,17 @@ static void b43_nphy_tx_lp_fbw(struct b43_wldev *dev)
}
}
-/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/BmacPhyClkFgc */
-static void b43_nphy_bmac_clock_fgc(struct b43_wldev *dev, bool force)
-{
- u32 tmp;
-
- if (dev->phy.type != B43_PHYTYPE_N)
- return;
-
- switch (dev->dev->bus_type) {
-#ifdef CONFIG_B43_BCMA
- case B43_BUS_BCMA:
- tmp = bcma_aread32(dev->dev->bdev, BCMA_IOCTL);
- if (force)
- tmp |= BCMA_IOCTL_FGC;
- else
- tmp &= ~BCMA_IOCTL_FGC;
- bcma_awrite32(dev->dev->bdev, BCMA_IOCTL, tmp);
- break;
-#endif
-#ifdef CONFIG_B43_SSB
- case B43_BUS_SSB:
- tmp = ssb_read32(dev->dev->sdev, SSB_TMSLOW);
- if (force)
- tmp |= SSB_TMSLOW_FGC;
- else
- tmp &= ~SSB_TMSLOW_FGC;
- ssb_write32(dev->dev->sdev, SSB_TMSLOW, tmp);
- break;
-#endif
- }
-}
-
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CCA */
static void b43_nphy_reset_cca(struct b43_wldev *dev)
{
u16 bbcfg;
- b43_nphy_bmac_clock_fgc(dev, 1);
+ b43_phy_force_clock(dev, 1);
bbcfg = b43_phy_read(dev, B43_NPHY_BBCFG);
b43_phy_write(dev, B43_NPHY_BBCFG, bbcfg | B43_NPHY_BBCFG_RSTCCA);
udelay(1);
b43_phy_write(dev, B43_NPHY_BBCFG, bbcfg & ~B43_NPHY_BBCFG_RSTCCA);
- b43_nphy_bmac_clock_fgc(dev, 0);
+ b43_phy_force_clock(dev, 0);
b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
}
@@ -3715,11 +3683,11 @@ int b43_phy_initn(struct b43_wldev *dev)
b43_nphy_workarounds(dev);
/* Reset CCA, in init code it differs a little from standard way */
- b43_nphy_bmac_clock_fgc(dev, 1);
+ b43_phy_force_clock(dev, 1);
tmp = b43_phy_read(dev, B43_NPHY_BBCFG);
b43_phy_write(dev, B43_NPHY_BBCFG, tmp | B43_NPHY_BBCFG_RSTCCA);
b43_phy_write(dev, B43_NPHY_BBCFG, tmp & ~B43_NPHY_BBCFG_RSTCCA);
- b43_nphy_bmac_clock_fgc(dev, 0);
+ b43_phy_force_clock(dev, 0);
b43_mac_phy_clock_set(dev, true);
--
1.7.3.4
prev parent reply other threads:[~2011-08-11 22:03 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-08-11 22:03 [PATCH 1/2] b43: include HT-PHY in some common code Rafał Miłecki
2011-08-11 22:03 ` Rafał Miłecki [this message]
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