*/
#include "b43.h"
+#include "main.h"
#include "phy_lp.h"
#include "phy_common.h"
#include "tables_lpphy.h"
}
}
+/* Read the TX power control mode from hardware. */
+static void lpphy_read_tx_pctl_mode_from_hardware(struct b43_wldev *dev)
+{
+ struct b43_phy_lp *lpphy = dev->phy.lp;
+ u16 ctl;
+
+ ctl = b43_phy_read(dev, B43_LPPHY_TX_PWR_CTL_CMD);
+ switch (ctl & B43_LPPHY_TX_PWR_CTL_CMD_MODE) {
+ case B43_LPPHY_TX_PWR_CTL_CMD_MODE_OFF:
+ lpphy->txpctl_mode = B43_LPPHY_TXPCTL_OFF;
+ break;
+ case B43_LPPHY_TX_PWR_CTL_CMD_MODE_SW:
+ lpphy->txpctl_mode = B43_LPPHY_TXPCTL_SW;
+ break;
+ case B43_LPPHY_TX_PWR_CTL_CMD_MODE_HW:
+ lpphy->txpctl_mode = B43_LPPHY_TXPCTL_HW;
+ break;
+ default:
+ lpphy->txpctl_mode = B43_LPPHY_TXPCTL_UNKNOWN;
+ B43_WARN_ON(1);
+ break;
+ }
+}
+
+/* Set the TX power control mode in hardware. */
+static void lpphy_write_tx_pctl_mode_to_hardware(struct b43_wldev *dev)
+{
+ struct b43_phy_lp *lpphy = dev->phy.lp;
+ u16 ctl;
+
+ switch (lpphy->txpctl_mode) {
+ case B43_LPPHY_TXPCTL_OFF:
+ ctl = B43_LPPHY_TX_PWR_CTL_CMD_MODE_OFF;
+ break;
+ case B43_LPPHY_TXPCTL_HW:
+ ctl = B43_LPPHY_TX_PWR_CTL_CMD_MODE_HW;
+ break;
+ case B43_LPPHY_TXPCTL_SW:
+ ctl = B43_LPPHY_TX_PWR_CTL_CMD_MODE_SW;
+ break;
+ default:
+ ctl = 0;
+ B43_WARN_ON(1);
+ }
+ b43_phy_maskset(dev, B43_LPPHY_TX_PWR_CTL_CMD,
+ (u16)~B43_LPPHY_TX_PWR_CTL_CMD_MODE, ctl);
+}
+
+static void lpphy_set_tx_power_control(struct b43_wldev *dev,
+ enum b43_lpphy_txpctl_mode mode)
+{
+ struct b43_phy_lp *lpphy = dev->phy.lp;
+ enum b43_lpphy_txpctl_mode oldmode;
+
+ oldmode = lpphy->txpctl_mode;
+ lpphy_read_tx_pctl_mode_from_hardware(dev);
+ if (lpphy->txpctl_mode == mode)
+ return;
+ lpphy->txpctl_mode = mode;
+
+ if (oldmode == B43_LPPHY_TXPCTL_HW) {
+ //TODO Update TX Power NPT
+ //TODO Clear all TX Power offsets
+ } else {
+ if (mode == B43_LPPHY_TXPCTL_HW) {
+ //TODO Recalculate target TX power
+ b43_phy_maskset(dev, B43_LPPHY_TX_PWR_CTL_CMD,
+ 0xFF80, lpphy->tssi_idx);
+ b43_phy_maskset(dev, B43_LPPHY_TX_PWR_CTL_NNUM,
+ 0x8FFF, ((u16)lpphy->tssi_npt << 16));
+ //TODO Set "TSSI Transmit Count" variable to total transmitted frame count
+ //TODO Disable TX gain override
+ lpphy->tx_pwr_idx_over = -1;
+ }
+ }
+ if (dev->phy.rev >= 2) {
+ if (mode == B43_LPPHY_TXPCTL_HW)
+ b43_phy_maskset(dev, B43_PHY_OFDM(0xD0), 0xFD, 0x2);
+ else
+ b43_phy_maskset(dev, B43_PHY_OFDM(0xD0), 0xFD, 0);
+ }
+ lpphy_write_tx_pctl_mode_to_hardware(dev);
+}
+
+static void lpphy_set_tx_power_by_index(struct b43_wldev *dev, u8 index)
+{
+ struct b43_phy_lp *lpphy = dev->phy.lp;
+
+ lpphy->tx_pwr_idx_over = index;
+ if (lpphy->txpctl_mode != B43_LPPHY_TXPCTL_OFF)
+ lpphy_set_tx_power_control(dev, B43_LPPHY_TXPCTL_SW);
+
+ //TODO
+}
+
+static void lpphy_btcoex_override(struct b43_wldev *dev)
+{
+ b43_write16(dev, B43_MMIO_BTCOEX_CTL, 0x3);
+ b43_write16(dev, B43_MMIO_BTCOEX_TXCTL, 0xFF);
+}
+
+static void lpphy_pr41573_workaround(struct b43_wldev *dev)
+{
+ struct b43_phy_lp *lpphy = dev->phy.lp;
+ u32 *saved_tab;
+ const unsigned int saved_tab_size = 256;
+ enum b43_lpphy_txpctl_mode txpctl_mode;
+ s8 tx_pwr_idx_over;
+ u16 tssi_npt, tssi_idx;
+
+ saved_tab = kcalloc(saved_tab_size, sizeof(saved_tab[0]), GFP_KERNEL);
+ if (!saved_tab) {
+ b43err(dev->wl, "PR41573 failed. Out of memory!\n");
+ return;
+ }
+
+ lpphy_read_tx_pctl_mode_from_hardware(dev);
+ txpctl_mode = lpphy->txpctl_mode;
+ tx_pwr_idx_over = lpphy->tx_pwr_idx_over;
+ tssi_npt = lpphy->tssi_npt;
+ tssi_idx = lpphy->tssi_idx;
+
+ if (dev->phy.rev < 2) {
+ b43_lptab_read_bulk(dev, B43_LPTAB32(10, 0x140),
+ saved_tab_size, saved_tab);
+ } else {
+ b43_lptab_read_bulk(dev, B43_LPTAB32(7, 0x140),
+ saved_tab_size, saved_tab);
+ }
+ //TODO
+
+ kfree(saved_tab);
+}
+
+static void lpphy_calibration(struct b43_wldev *dev)
+{
+ struct b43_phy_lp *lpphy = dev->phy.lp;
+ enum b43_lpphy_txpctl_mode saved_pctl_mode;
+
+ b43_mac_suspend(dev);
+
+ lpphy_btcoex_override(dev);
+ lpphy_read_tx_pctl_mode_from_hardware(dev);
+ saved_pctl_mode = lpphy->txpctl_mode;
+ lpphy_set_tx_power_control(dev, B43_LPPHY_TXPCTL_OFF);
+ //TODO Perform transmit power table I/Q LO calibration
+ if ((dev->phy.rev == 0) && (saved_pctl_mode != B43_LPPHY_TXPCTL_OFF))
+ lpphy_pr41573_workaround(dev);
+ //TODO If a full calibration has not been performed on this channel yet, perform PAPD TX-power calibration
+ lpphy_set_tx_power_control(dev, saved_pctl_mode);
+ //TODO Perform I/Q calibration with a single control value set
+
+ b43_mac_enable(dev);
+}
+
+/* Initialize TX power control */
+static void lpphy_tx_pctl_init(struct b43_wldev *dev)
+{
+ if (0/*FIXME HWPCTL capable */) {
+ //TODO
+ } else { /* This device is only software TX power control capable. */
+ if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
+ //TODO
+ } else {
+ //TODO
+ }
+ //TODO set BB multiplier to 0x0096
+ }
+}
+
static int b43_lpphy_op_init(struct b43_wldev *dev)
{
/* TODO: band SPROM */
lpphy_baseband_init(dev);
lpphy_radio_init(dev);
-
- //TODO
+ //TODO calibrate RC
+ //TODO set channel
+ lpphy_tx_pctl_init(dev);
+ //TODO full calib
return 0;
}
git.openpandora.org / pandora-kernel.git / blobdiff