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021-03-rt2800-fix-mt7620-vco-calibration-registers.patch 2.0 KB

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  1. From 02c452f317b4a4d06c433c294e66896a389731c1 Mon Sep 17 00:00:00 2001
  2. From: Daniel Golle <daniel@makrotopia.org>
  3. Date: Tue, 18 Apr 2017 11:09:53 +0200
  4. Subject: [PATCH] rt2800: fix mt7620 vco calibration registers
  5. MIME-Version: 1.0
  6. Content-Type: text/plain; charset=UTF-8
  7. Content-Transfer-Encoding: 8bit
  8. To: Stanislaw Gruszka <sgruszka@redhat.com>
  9. Cc: Helmut Schaa <helmut.schaa@googlemail.com>,
  10. linux-wireless@vger.kernel.org,
  11. Kalle Valo <kvalo@codeaurora.org>,
  12. Tom Psyborg <pozega.tomislav@gmail.com>
  13. Use register values from init LNA function instead of the ones from
  14. restore LNA function. Apply register values based on rx path
  15. configuration.
  16. Signed-off-by: Tomislav Požega <pozega.tomislav@gmail.com>
  17. Signed-off-by: Daniel Golle <daniel@makrotopia.org>
  18. ---
  19. drivers/net/wireless/ralink/rt2x00/rt2800lib.c | 6 +++---
  20. 1 file changed, 3 insertions(+), 3 deletions(-)
  21. diff --git a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
  22. index 870bf315f98b..86cffee6876a 100644
  23. --- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
  24. +++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
  25. @@ -4932,7 +4932,7 @@ void rt2800_vco_calibration(struct rt2x00_dev *rt2x00dev)
  26. rt2800_register_write(rt2x00dev, TX_PIN_CFG, tx_pin);
  27. if (rt2x00_rt(rt2x00dev, RT6352)) {
  28. - if (rt2x00dev->default_ant.tx_chain_num == 1) {
  29. + if (rt2x00dev->default_ant.rx_chain_num == 1) {
  30. rt2800_bbp_write(rt2x00dev, 91, 0x07);
  31. rt2800_bbp_write(rt2x00dev, 95, 0x1A);
  32. rt2800_bbp_write(rt2x00dev, 195, 128);
  33. @@ -4953,8 +4953,8 @@ void rt2800_vco_calibration(struct rt2x00_dev *rt2x00dev)
  34. }
  35. if (rt2x00_has_cap_external_lna_bg(rt2x00dev)) {
  36. - rt2800_bbp_write(rt2x00dev, 75, 0x60);
  37. - rt2800_bbp_write(rt2x00dev, 76, 0x44);
  38. + rt2800_bbp_write(rt2x00dev, 75, 0x68);
  39. + rt2800_bbp_write(rt2x00dev, 76, 0x4C);
  40. rt2800_bbp_write(rt2x00dev, 79, 0x1C);
  41. rt2800_bbp_write(rt2x00dev, 80, 0x0C);
  42. rt2800_bbp_write(rt2x00dev, 82, 0xB6);
  43. --
  44. 2.12.2