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600-21-rt2x00-rt2800lib-fix-EEPROM-LNA-validation-for-RT388.patch

600-21-rt2x00-rt2800lib-fix-EEPROM-LNA-validation-for-RT388.patch 2.0 KB
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  1. From 1616650aea676541d4dc8adc6f4219856d193c8b Mon Sep 17 00:00:00 2001
    2. 

  2. From: Gabor Juhos <juhosg@openwrt.org>
    3. 

  3. Date: Tue, 1 Oct 2013 17:27:57 +0200
    4. 

  4. Subject: [PATCH] rt2x00: rt2800lib: fix EEPROM LNA validation for RT3883
    5. 

  5. 

  6. Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
    7. 

  7. ---
    8. 

  8.  drivers/net/wireless/ralink/rt2x00/rt2800lib.c |    9 ++++++---
    9. 

  9.  1 file changed, 6 insertions(+), 3 deletions(-)
    10. 

  10. 

  11. --- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
    12. 

  12. +++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
    13. 

  13. @@ -7676,7 +7676,8 @@ static int rt2800_validate_eeprom(struct
    14. 

  14.  	rt2800_eeprom_read(rt2x00dev, EEPROM_RSSI_BG2, &word);
    15. 

  15.  	if (abs(rt2x00_get_field16(word, EEPROM_RSSI_BG2_OFFSET2)) > 10)
    16. 

  16.  		rt2x00_set_field16(&word, EEPROM_RSSI_BG2_OFFSET2, 0);
    17. 

  17. -	if (!rt2x00_rt(rt2x00dev, RT3593)) {
    18. 

  18. +	if (!rt2x00_rt(rt2x00dev, RT3593) &&
    19. 

  19. +	    !rt2x00_rt(rt2x00dev, RT3883)) {
    20. 

  20.  		if (rt2x00_get_field16(word, EEPROM_RSSI_BG2_LNA_A1) == 0x00 ||
    21. 

  21.  		    rt2x00_get_field16(word, EEPROM_RSSI_BG2_LNA_A1) == 0xff)
    22. 

  22.  			rt2x00_set_field16(&word, EEPROM_RSSI_BG2_LNA_A1,
    23. 

  23. @@ -7696,7 +7697,8 @@ static int rt2800_validate_eeprom(struct
    24. 

  24.  	rt2800_eeprom_read(rt2x00dev, EEPROM_RSSI_A2, &word);
    25. 

  25.  	if (abs(rt2x00_get_field16(word, EEPROM_RSSI_A2_OFFSET2)) > 10)
    26. 

  26.  		rt2x00_set_field16(&word, EEPROM_RSSI_A2_OFFSET2, 0);
    27. 

  27. -	if (!rt2x00_rt(rt2x00dev, RT3593)) {
    28. 

  28. +	if (!rt2x00_rt(rt2x00dev, RT3593) &&
    29. 

  29. +	    !rt2x00_rt(rt2x00dev, RT3883)) {
    30. 

  30.  		if (rt2x00_get_field16(word, EEPROM_RSSI_A2_LNA_A2) == 0x00 ||
    31. 

  31.  		    rt2x00_get_field16(word, EEPROM_RSSI_A2_LNA_A2) == 0xff)
    32. 

  32.  			rt2x00_set_field16(&word, EEPROM_RSSI_A2_LNA_A2,
    33. 

  33. @@ -7704,7 +7706,8 @@ static int rt2800_validate_eeprom(struct
    34. 

  34.  	}
    35. 

  35.  	rt2800_eeprom_write(rt2x00dev, EEPROM_RSSI_A2, word);
    36. 

  36.  
    37. 

  37. -	if (rt2x00_rt(rt2x00dev, RT3593)) {
    38. 

  38. +	if (rt2x00_rt(rt2x00dev, RT3593) ||
    39. 

  39. +	    rt2x00_rt(rt2x00dev, RT3883)) {
    40. 

  40.  		rt2800_eeprom_read(rt2x00dev, EEPROM_EXT_LNA2, &word);
    41. 

  41.  		if (rt2x00_get_field16(word, EEPROM_EXT_LNA2_A1) == 0x00 ||
    42. 

  42.  		    rt2x00_get_field16(word, EEPROM_EXT_LNA2_A1) == 0xff)
    43.