Skip to content

Commit

Permalink
b43: move PHY reset code into PHY specific file
Browse files Browse the repository at this point in the history
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
  • Loading branch information
Rafał Miłecki authored and John W. Linville committed May 19, 2014
1 parent 0f68423 commit b60c3c2
Show file tree
Hide file tree
Showing 3 changed files with 36 additions and 34 deletions.
35 changes: 1 addition & 34 deletions drivers/net/wireless/b43/main.c
Original file line number Diff line number Diff line change
Expand Up @@ -3706,39 +3706,6 @@ static void b43_op_set_tsf(struct ieee80211_hw *hw,
mutex_unlock(&wl->mutex);
}

static void b43_put_phy_into_reset(struct b43_wldev *dev)
{
#ifdef CONFIG_B43_SSB
u32 tmp;
#endif

switch (dev->dev->bus_type) {
#ifdef CONFIG_B43_BCMA
case B43_BUS_BCMA:
b43err(dev->wl,
"Putting PHY into reset not supported on BCMA\n");
break;
#endif
#ifdef CONFIG_B43_SSB
case B43_BUS_SSB:
tmp = ssb_read32(dev->dev->sdev, SSB_TMSLOW);
tmp &= ~B43_TMSLOW_GMODE;
tmp |= B43_TMSLOW_PHYRESET;
tmp |= SSB_TMSLOW_FGC;
ssb_write32(dev->dev->sdev, SSB_TMSLOW, tmp);
msleep(1);

tmp = ssb_read32(dev->dev->sdev, SSB_TMSLOW);
tmp &= ~SSB_TMSLOW_FGC;
tmp |= B43_TMSLOW_PHYRESET;
ssb_write32(dev->dev->sdev, SSB_TMSLOW, tmp);
msleep(1);

break;
#endif
}
}

static const char *band_to_string(enum ieee80211_band band)
{
switch (band) {
Expand Down Expand Up @@ -3804,7 +3771,7 @@ static int b43_switch_band(struct b43_wl *wl, struct ieee80211_channel *chan)
if (down_dev != up_dev) {
/* We switch to a different core, so we put PHY into
* RESET on the old core. */
b43_put_phy_into_reset(down_dev);
b43_phy_put_into_reset(down_dev);
}

/* Now start the new core. */
Expand Down
33 changes: 33 additions & 0 deletions drivers/net/wireless/b43/phy_common.c
Original file line number Diff line number Diff line change
Expand Up @@ -312,6 +312,39 @@ void b43_phy_maskset(struct b43_wldev *dev, u16 offset, u16 mask, u16 set)
}
}

void b43_phy_put_into_reset(struct b43_wldev *dev)
{
#ifdef CONFIG_B43_SSB
u32 tmp;
#endif

switch (dev->dev->bus_type) {
#ifdef CONFIG_B43_BCMA
case B43_BUS_BCMA:
b43err(dev->wl,
"Putting PHY into reset not supported on BCMA\n");
break;
#endif
#ifdef CONFIG_B43_SSB
case B43_BUS_SSB:
tmp = ssb_read32(dev->dev->sdev, SSB_TMSLOW);
tmp &= ~B43_TMSLOW_GMODE;
tmp |= B43_TMSLOW_PHYRESET;
tmp |= SSB_TMSLOW_FGC;
ssb_write32(dev->dev->sdev, SSB_TMSLOW, tmp);
msleep(1);

tmp = ssb_read32(dev->dev->sdev, SSB_TMSLOW);
tmp &= ~SSB_TMSLOW_FGC;
tmp |= B43_TMSLOW_PHYRESET;
ssb_write32(dev->dev->sdev, SSB_TMSLOW, tmp);
msleep(1);

break;
#endif
}
}

int b43_switch_channel(struct b43_wldev *dev, unsigned int new_channel)
{
struct b43_phy *phy = &(dev->phy);
Expand Down
2 changes: 2 additions & 0 deletions drivers/net/wireless/b43/phy_common.h
Original file line number Diff line number Diff line change
Expand Up @@ -390,6 +390,8 @@ void b43_phy_lock(struct b43_wldev *dev);
*/
void b43_phy_unlock(struct b43_wldev *dev);

void b43_phy_put_into_reset(struct b43_wldev *dev);

/**
* b43_switch_channel - Switch to another channel
*/
Expand Down

0 comments on commit b60c3c2

Please sign in to comment.