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authorRafał Miłecki <zajec5@gmail.com>2010-01-29 18:12:19 -0500
committerJohn W. Linville <linville@tuxdriver.com>2010-02-01 15:40:05 -0500
commit28fd7daabfb35b7a0df2f7eaf460221e16dd2608 (patch)
treee24bf1b67bdc76d8666525014636e35297d2910c /drivers/net/wireless/b43
parent991a0987d9e821df1790bbbc368cf36db0c678d3 (diff)
b43: N-PHY: update general workarounds
Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/b43')
-rw-r--r--drivers/net/wireless/b43/phy_n.c215
-rw-r--r--drivers/net/wireless/b43/phy_n.h4
2 files changed, 115 insertions, 104 deletions
diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c
index 8c39fb126d4..60e730a6f1d 100644
--- a/drivers/net/wireless/b43/phy_n.c
+++ b/drivers/net/wireless/b43/phy_n.c
@@ -246,110 +246,6 @@ static void b43_nphy_tables_init(struct b43_wldev *dev)
246 b43_nphy_rev3plus_tables_init(dev); 246 b43_nphy_rev3plus_tables_init(dev);
247} 247}
248 248
249static void b43_nphy_workarounds(struct b43_wldev *dev)
250{
251 struct b43_phy *phy = &dev->phy;
252 unsigned int i;
253
254 b43_phy_set(dev, B43_NPHY_IQFLIP,
255 B43_NPHY_IQFLIP_ADC1 | B43_NPHY_IQFLIP_ADC2);
256 if (1 /* FIXME band is 2.4GHz */) {
257 b43_phy_set(dev, B43_NPHY_CLASSCTL,
258 B43_NPHY_CLASSCTL_CCKEN);
259 } else {
260 b43_phy_mask(dev, B43_NPHY_CLASSCTL,
261 ~B43_NPHY_CLASSCTL_CCKEN);
262 }
263 b43_radio_set(dev, B2055_C1_TX_RF_SPARE, 0x8);
264 b43_phy_write(dev, B43_NPHY_TXFRAMEDELAY, 8);
265
266 /* Fixup some tables */
267 b43_ntab_write(dev, B43_NTAB16(8, 0x00), 0xA);
268 b43_ntab_write(dev, B43_NTAB16(8, 0x10), 0xA);
269 b43_ntab_write(dev, B43_NTAB16(8, 0x02), 0xCDAA);
270 b43_ntab_write(dev, B43_NTAB16(8, 0x12), 0xCDAA);
271 b43_ntab_write(dev, B43_NTAB16(8, 0x08), 0);
272 b43_ntab_write(dev, B43_NTAB16(8, 0x18), 0);
273 b43_ntab_write(dev, B43_NTAB16(8, 0x07), 0x7AAB);
274 b43_ntab_write(dev, B43_NTAB16(8, 0x17), 0x7AAB);
275 b43_ntab_write(dev, B43_NTAB16(8, 0x06), 0x800);
276 b43_ntab_write(dev, B43_NTAB16(8, 0x16), 0x800);
277
278 b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO1, 0x2D8);
279 b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1, 0x301);
280 b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO2, 0x2D8);
281 b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2, 0x301);
282
283 //TODO set RF sequence
284
285 /* Set narrowband clip threshold */
286 b43_phy_write(dev, B43_NPHY_C1_NBCLIPTHRES, 66);
287 b43_phy_write(dev, B43_NPHY_C2_NBCLIPTHRES, 66);
288
289 /* Set wideband clip 2 threshold */
290 b43_phy_maskset(dev, B43_NPHY_C1_CLIPWBTHRES,
291 ~B43_NPHY_C1_CLIPWBTHRES_CLIP2,
292 21 << B43_NPHY_C1_CLIPWBTHRES_CLIP2_SHIFT);
293 b43_phy_maskset(dev, B43_NPHY_C2_CLIPWBTHRES,
294 ~B43_NPHY_C2_CLIPWBTHRES_CLIP2,
295 21 << B43_NPHY_C2_CLIPWBTHRES_CLIP2_SHIFT);
296
297 /* Set Clip 2 detect */
298 b43_phy_set(dev, B43_NPHY_C1_CGAINI,
299 B43_NPHY_C1_CGAINI_CL2DETECT);
300 b43_phy_set(dev, B43_NPHY_C2_CGAINI,
301 B43_NPHY_C2_CGAINI_CL2DETECT);
302
303 if (0 /*FIXME*/) {
304 /* Set dwell lengths */
305 b43_phy_write(dev, B43_NPHY_CLIP1_NBDWELL_LEN, 43);
306 b43_phy_write(dev, B43_NPHY_CLIP2_NBDWELL_LEN, 43);
307 b43_phy_write(dev, B43_NPHY_W1CLIP1_DWELL_LEN, 9);
308 b43_phy_write(dev, B43_NPHY_W1CLIP2_DWELL_LEN, 9);
309
310 /* Set gain backoff */
311 b43_phy_maskset(dev, B43_NPHY_C1_CGAINI,
312 ~B43_NPHY_C1_CGAINI_GAINBKOFF,
313 1 << B43_NPHY_C1_CGAINI_GAINBKOFF_SHIFT);
314 b43_phy_maskset(dev, B43_NPHY_C2_CGAINI,
315 ~B43_NPHY_C2_CGAINI_GAINBKOFF,
316 1 << B43_NPHY_C2_CGAINI_GAINBKOFF_SHIFT);
317
318 /* Set HPVGA2 index */
319 b43_phy_maskset(dev, B43_NPHY_C1_INITGAIN,
320 ~B43_NPHY_C1_INITGAIN_HPVGA2,
321 6 << B43_NPHY_C1_INITGAIN_HPVGA2_SHIFT);
322 b43_phy_maskset(dev, B43_NPHY_C2_INITGAIN,
323 ~B43_NPHY_C2_INITGAIN_HPVGA2,
324 6 << B43_NPHY_C2_INITGAIN_HPVGA2_SHIFT);
325
326 //FIXME verify that the specs really mean to use autoinc here.
327 for (i = 0; i < 3; i++)
328 b43_ntab_write(dev, B43_NTAB16(7, 0x106) + i, 0x673);
329 }
330
331 /* Set minimum gain value */
332 b43_phy_maskset(dev, B43_NPHY_C1_MINMAX_GAIN,
333 ~B43_NPHY_C1_MINGAIN,
334 23 << B43_NPHY_C1_MINGAIN_SHIFT);
335 b43_phy_maskset(dev, B43_NPHY_C2_MINMAX_GAIN,
336 ~B43_NPHY_C2_MINGAIN,
337 23 << B43_NPHY_C2_MINGAIN_SHIFT);
338
339 if (phy->rev < 2) {
340 b43_phy_mask(dev, B43_NPHY_SCRAM_SIGCTL,
341 ~B43_NPHY_SCRAM_SIGCTL_SCM);
342 }
343
344 /* Set phase track alpha and beta */
345 b43_phy_write(dev, B43_NPHY_PHASETR_A0, 0x125);
346 b43_phy_write(dev, B43_NPHY_PHASETR_A1, 0x1B3);
347 b43_phy_write(dev, B43_NPHY_PHASETR_A2, 0x105);
348 b43_phy_write(dev, B43_NPHY_PHASETR_B0, 0x16E);
349 b43_phy_write(dev, B43_NPHY_PHASETR_B1, 0xCD);
350 b43_phy_write(dev, B43_NPHY_PHASETR_B2, 0x20);
351}
352
353/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/PA%20override */ 249/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/PA%20override */
354static void b43_nphy_pa_override(struct b43_wldev *dev, bool enable) 250static void b43_nphy_pa_override(struct b43_wldev *dev, bool enable)
355{ 251{
@@ -816,6 +712,117 @@ static void b43_nphy_stop_playback(struct b43_wldev *dev)
816 b43_nphy_stay_in_carrier_search(dev, 0); 712 b43_nphy_stay_in_carrier_search(dev, 0);
817} 713}
818 714
715/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/Workarounds */
716static void b43_nphy_workarounds(struct b43_wldev *dev)
717{
718 struct ssb_bus *bus = dev->dev->bus;
719 struct b43_phy *phy = &dev->phy;
720 struct b43_phy_n *nphy = phy->n;
721
722 u8 events1[7] = { 0x0, 0x1, 0x2, 0x8, 0x4, 0x5, 0x3 };
723 u8 delays1[7] = { 0x8, 0x6, 0x6, 0x2, 0x4, 0x3C, 0x1 };
724
725 u8 events2[7] = { 0x0, 0x3, 0x5, 0x4, 0x2, 0x1, 0x8 };
726 u8 delays2[7] = { 0x8, 0x6, 0x2, 0x4, 0x4, 0x6, 0x1 };
727
728 if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)
729 b43_nphy_classifier(dev, 1, 0);
730 else
731 b43_nphy_classifier(dev, 1, 1);
732
733 if (nphy->hang_avoid)
734 b43_nphy_stay_in_carrier_search(dev, 1);
735
736 b43_phy_set(dev, B43_NPHY_IQFLIP,
737 B43_NPHY_IQFLIP_ADC1 | B43_NPHY_IQFLIP_ADC2);
738
739 if (dev->phy.rev >= 3) {
740 /* TODO */
741 } else {
742 if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ &&
743 nphy->band5g_pwrgain) {
744 b43_radio_mask(dev, B2055_C1_TX_RF_SPARE, ~0x8);
745 b43_radio_mask(dev, B2055_C2_TX_RF_SPARE, ~0x8);
746 } else {
747 b43_radio_set(dev, B2055_C1_TX_RF_SPARE, 0x8);
748 b43_radio_set(dev, B2055_C2_TX_RF_SPARE, 0x8);
749 }
750
751 /* TODO: convert to b43_ntab_write? */
752 b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2000);
753 b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x000A);
754 b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2010);
755 b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x000A);
756 b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2002);
757 b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0xCDAA);
758 b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2012);
759 b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0xCDAA);
760
761 if (dev->phy.rev < 2) {
762 b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2008);
763 b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x0000);
764 b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2018);
765 b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x0000);
766 b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2007);
767 b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x7AAB);
768 b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2017);
769 b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x7AAB);
770 b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2006);
771 b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x0800);
772 b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x2016);
773 b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x0800);
774 }
775
776 b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO1, 0x2D8);
777 b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1, 0x301);
778 b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO2, 0x2D8);
779 b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2, 0x301);
780
781 if (bus->sprom.boardflags2_lo & 0x100 &&
782 bus->boardinfo.type == 0x8B) {
783 delays1[0] = 0x1;
784 delays1[5] = 0x14;
785 }
786 /*TODO:b43_nphy_set_rf_sequence(dev, 0, events1, delays1, 7);*/
787 /*TODO:b43_nphy_set_rf_sequence(dev, 1, events2, delays2, 7);*/
788
789 /*TODO:b43_nphy_gain_crtl_workarounds(dev);*/
790
791 if (dev->phy.rev < 2) {
792 if (b43_phy_read(dev, B43_NPHY_RXCTL) & 0x2)
793 ; /*TODO: b43_mhf(dev, 2, 0x0010, 0x0010, 3);*/
794 } else if (dev->phy.rev == 2) {
795 b43_phy_write(dev, B43_NPHY_CRSCHECK2, 0);
796 b43_phy_write(dev, B43_NPHY_CRSCHECK3, 0);
797 }
798
799 if (dev->phy.rev < 2)
800 b43_phy_mask(dev, B43_NPHY_SCRAM_SIGCTL,
801 ~B43_NPHY_SCRAM_SIGCTL_SCM);
802
803 /* Set phase track alpha and beta */
804 b43_phy_write(dev, B43_NPHY_PHASETR_A0, 0x125);
805 b43_phy_write(dev, B43_NPHY_PHASETR_A1, 0x1B3);
806 b43_phy_write(dev, B43_NPHY_PHASETR_A2, 0x105);
807 b43_phy_write(dev, B43_NPHY_PHASETR_B0, 0x16E);
808 b43_phy_write(dev, B43_NPHY_PHASETR_B1, 0xCD);
809 b43_phy_write(dev, B43_NPHY_PHASETR_B2, 0x20);
810
811 b43_phy_mask(dev, B43_NPHY_PIL_DW1,
812 (u16)~B43_NPHY_PIL_DW_64QAM);
813 b43_phy_write(dev, B43_NPHY_TXF_20CO_S2B1, 0xB5);
814 b43_phy_write(dev, B43_NPHY_TXF_20CO_S2B2, 0xA4);
815 b43_phy_write(dev, B43_NPHY_TXF_20CO_S2B3, 0x00);
816
817 if (dev->phy.rev == 2)
818 b43_phy_set(dev, B43_NPHY_FINERX2_CGC,
819 B43_NPHY_FINERX2_CGC_DECGC);
820 }
821
822 if (nphy->hang_avoid)
823 b43_nphy_stay_in_carrier_search(dev, 0);
824}
825
819/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/GenLoadSamples */ 826/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/GenLoadSamples */
820static u16 b43_nphy_gen_load_samples(struct b43_wldev *dev, u32 freq, u16 max, 827static u16 b43_nphy_gen_load_samples(struct b43_wldev *dev, u32 freq, u16 max,
821 bool test) 828 bool test)
diff --git a/drivers/net/wireless/b43/phy_n.h b/drivers/net/wireless/b43/phy_n.h
index f5a27661f65..ae82f0fc209 100644
--- a/drivers/net/wireless/b43/phy_n.h
+++ b/drivers/net/wireless/b43/phy_n.h
@@ -976,6 +976,10 @@ struct b43_phy_n {
976 s32 preamble_override; 976 s32 preamble_override;
977 u32 bb_mult_save; 977 u32 bb_mult_save;
978 978
979 bool gain_boost;
980 bool elna_gain_config;
981 bool band5g_pwrgain;
982
979 u8 mphase_cal_phase_id; 983 u8 mphase_cal_phase_id;
980 u16 mphase_txcal_cmdidx; 984 u16 mphase_txcal_cmdidx;
981 u16 mphase_txcal_numcmds; 985 u16 mphase_txcal_numcmds;
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-22 20:06:58 -0500