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rtl8187: Remove CCK delays
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Routine rtl8225_write_phy_cck() calls rtl8225_write_phy(), which concludes
with a sleep of 1 msec; therefore a call to rtl8225_write_phy_cck()
immediately followed by an msleep(1) is not needed.

Signed-off-by: Larry Finger <Larry.Finger@larry.finger>
Tested-by: Herton Ronaldo Krzesinski <herton@mandriva.com.br>
Tested-by: Hin-Tak Leung <htl10@users.sourceforge.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Larry Finger authored and John W. Linville committed Nov 10, 2008
1 parent 35cc988 commit a3d67bc
Showing 1 changed file with 46 additions and 46 deletions.
92 changes: 46 additions & 46 deletions drivers/net/wireless/rtl8187_rtl8225.c
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Original file line number Diff line number Diff line change
Expand Up @@ -423,40 +423,40 @@ static void rtl8225_rf_init(struct ieee80211_hw *dev)
rtl8225_write_phy_ofdm(dev, 0x1d, rtl8225_gain[2 * 4 + 3]);
rtl8225_write_phy_ofdm(dev, 0x23, rtl8225_gain[2 * 4 + 1]);

rtl8225_write_phy_cck(dev, 0x00, 0x98); msleep(1);
rtl8225_write_phy_cck(dev, 0x03, 0x20); msleep(1);
rtl8225_write_phy_cck(dev, 0x04, 0x7e); msleep(1);
rtl8225_write_phy_cck(dev, 0x05, 0x12); msleep(1);
rtl8225_write_phy_cck(dev, 0x06, 0xfc); msleep(1);
rtl8225_write_phy_cck(dev, 0x07, 0x78); msleep(1);
rtl8225_write_phy_cck(dev, 0x08, 0x2e); msleep(1);
rtl8225_write_phy_cck(dev, 0x10, 0x9b); msleep(1);
rtl8225_write_phy_cck(dev, 0x11, 0x88); msleep(1);
rtl8225_write_phy_cck(dev, 0x12, 0x47); msleep(1);
rtl8225_write_phy_cck(dev, 0x00, 0x98);
rtl8225_write_phy_cck(dev, 0x03, 0x20);
rtl8225_write_phy_cck(dev, 0x04, 0x7e);
rtl8225_write_phy_cck(dev, 0x05, 0x12);
rtl8225_write_phy_cck(dev, 0x06, 0xfc);
rtl8225_write_phy_cck(dev, 0x07, 0x78);
rtl8225_write_phy_cck(dev, 0x08, 0x2e);
rtl8225_write_phy_cck(dev, 0x10, 0x9b);
rtl8225_write_phy_cck(dev, 0x11, 0x88);
rtl8225_write_phy_cck(dev, 0x12, 0x47);
rtl8225_write_phy_cck(dev, 0x13, 0xd0);
rtl8225_write_phy_cck(dev, 0x19, 0x00);
rtl8225_write_phy_cck(dev, 0x1a, 0xa0);
rtl8225_write_phy_cck(dev, 0x1b, 0x08);
rtl8225_write_phy_cck(dev, 0x40, 0x86);
rtl8225_write_phy_cck(dev, 0x41, 0x8d); msleep(1);
rtl8225_write_phy_cck(dev, 0x42, 0x15); msleep(1);
rtl8225_write_phy_cck(dev, 0x43, 0x18); msleep(1);
rtl8225_write_phy_cck(dev, 0x44, 0x1f); msleep(1);
rtl8225_write_phy_cck(dev, 0x45, 0x1e); msleep(1);
rtl8225_write_phy_cck(dev, 0x46, 0x1a); msleep(1);
rtl8225_write_phy_cck(dev, 0x47, 0x15); msleep(1);
rtl8225_write_phy_cck(dev, 0x48, 0x10); msleep(1);
rtl8225_write_phy_cck(dev, 0x49, 0x0a); msleep(1);
rtl8225_write_phy_cck(dev, 0x4a, 0x05); msleep(1);
rtl8225_write_phy_cck(dev, 0x4b, 0x02); msleep(1);
rtl8225_write_phy_cck(dev, 0x4c, 0x05); msleep(1);
rtl8225_write_phy_cck(dev, 0x41, 0x8d);
rtl8225_write_phy_cck(dev, 0x42, 0x15);
rtl8225_write_phy_cck(dev, 0x43, 0x18);
rtl8225_write_phy_cck(dev, 0x44, 0x1f);
rtl8225_write_phy_cck(dev, 0x45, 0x1e);
rtl8225_write_phy_cck(dev, 0x46, 0x1a);
rtl8225_write_phy_cck(dev, 0x47, 0x15);
rtl8225_write_phy_cck(dev, 0x48, 0x10);
rtl8225_write_phy_cck(dev, 0x49, 0x0a);
rtl8225_write_phy_cck(dev, 0x4a, 0x05);
rtl8225_write_phy_cck(dev, 0x4b, 0x02);
rtl8225_write_phy_cck(dev, 0x4c, 0x05);

rtl818x_iowrite8(priv, &priv->map->TESTR, 0x0D);

rtl8225_rf_set_tx_power(dev, 1);

/* RX antenna default to A */
rtl8225_write_phy_cck(dev, 0x10, 0x9b); msleep(1); /* B: 0xDB */
rtl8225_write_phy_cck(dev, 0x10, 0x9b); /* B: 0xDB */
rtl8225_write_phy_ofdm(dev, 0x26, 0x90); /* B: 0x10 */

rtl818x_iowrite8(priv, &priv->map->TX_ANTENNA, 0x03); /* B: 0x00 */
Expand Down Expand Up @@ -785,40 +785,40 @@ static void rtl8225z2_rf_init(struct ieee80211_hw *dev)
rtl8225_write_phy_ofdm(dev, 0x1d, rtl8225z2_gain_bg[4 * 3 + 2]);
rtl8225_write_phy_ofdm(dev, 0x21, 0x37);

rtl8225_write_phy_cck(dev, 0x00, 0x98); msleep(1);
rtl8225_write_phy_cck(dev, 0x03, 0x20); msleep(1);
rtl8225_write_phy_cck(dev, 0x04, 0x7e); msleep(1);
rtl8225_write_phy_cck(dev, 0x05, 0x12); msleep(1);
rtl8225_write_phy_cck(dev, 0x06, 0xfc); msleep(1);
rtl8225_write_phy_cck(dev, 0x07, 0x78); msleep(1);
rtl8225_write_phy_cck(dev, 0x08, 0x2e); msleep(1);
rtl8225_write_phy_cck(dev, 0x10, 0x9b); msleep(1);
rtl8225_write_phy_cck(dev, 0x11, 0x88); msleep(1);
rtl8225_write_phy_cck(dev, 0x12, 0x47); msleep(1);
rtl8225_write_phy_cck(dev, 0x00, 0x98);
rtl8225_write_phy_cck(dev, 0x03, 0x20);
rtl8225_write_phy_cck(dev, 0x04, 0x7e);
rtl8225_write_phy_cck(dev, 0x05, 0x12);
rtl8225_write_phy_cck(dev, 0x06, 0xfc);
rtl8225_write_phy_cck(dev, 0x07, 0x78);
rtl8225_write_phy_cck(dev, 0x08, 0x2e);
rtl8225_write_phy_cck(dev, 0x10, 0x9b);
rtl8225_write_phy_cck(dev, 0x11, 0x88);
rtl8225_write_phy_cck(dev, 0x12, 0x47);
rtl8225_write_phy_cck(dev, 0x13, 0xd0);
rtl8225_write_phy_cck(dev, 0x19, 0x00);
rtl8225_write_phy_cck(dev, 0x1a, 0xa0);
rtl8225_write_phy_cck(dev, 0x1b, 0x08);
rtl8225_write_phy_cck(dev, 0x40, 0x86);
rtl8225_write_phy_cck(dev, 0x41, 0x8d); msleep(1);
rtl8225_write_phy_cck(dev, 0x42, 0x15); msleep(1);
rtl8225_write_phy_cck(dev, 0x43, 0x18); msleep(1);
rtl8225_write_phy_cck(dev, 0x44, 0x36); msleep(1);
rtl8225_write_phy_cck(dev, 0x45, 0x35); msleep(1);
rtl8225_write_phy_cck(dev, 0x46, 0x2e); msleep(1);
rtl8225_write_phy_cck(dev, 0x47, 0x25); msleep(1);
rtl8225_write_phy_cck(dev, 0x48, 0x1c); msleep(1);
rtl8225_write_phy_cck(dev, 0x49, 0x12); msleep(1);
rtl8225_write_phy_cck(dev, 0x4a, 0x09); msleep(1);
rtl8225_write_phy_cck(dev, 0x4b, 0x04); msleep(1);
rtl8225_write_phy_cck(dev, 0x4c, 0x05); msleep(1);
rtl8225_write_phy_cck(dev, 0x41, 0x8d);
rtl8225_write_phy_cck(dev, 0x42, 0x15);
rtl8225_write_phy_cck(dev, 0x43, 0x18);
rtl8225_write_phy_cck(dev, 0x44, 0x36);
rtl8225_write_phy_cck(dev, 0x45, 0x35);
rtl8225_write_phy_cck(dev, 0x46, 0x2e);
rtl8225_write_phy_cck(dev, 0x47, 0x25);
rtl8225_write_phy_cck(dev, 0x48, 0x1c);
rtl8225_write_phy_cck(dev, 0x49, 0x12);
rtl8225_write_phy_cck(dev, 0x4a, 0x09);
rtl8225_write_phy_cck(dev, 0x4b, 0x04);
rtl8225_write_phy_cck(dev, 0x4c, 0x05);

rtl818x_iowrite8(priv, (u8 *)0xFF5B, 0x0D); msleep(1);

rtl8225z2_rf_set_tx_power(dev, 1);

/* RX antenna default to A */
rtl8225_write_phy_cck(dev, 0x10, 0x9b); msleep(1); /* B: 0xDB */
rtl8225_write_phy_cck(dev, 0x10, 0x9b); /* B: 0xDB */
rtl8225_write_phy_ofdm(dev, 0x26, 0x90); /* B: 0x10 */

rtl818x_iowrite8(priv, &priv->map->TX_ANTENNA, 0x03); /* B: 0x00 */
Expand Down

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