mac80211: rt2x00: fix eeprom load issue for PCIe NICs

The support for assigning PCIe eeprom via device tree was
accidentally removed when adding NVMEM eeprom patches.

Fixes: bea4f5020790 ("mac80211: rt2x00: improve EEPROM load patches")
Signed-off-by: Shiji Yang <[email protected]>
Link: https://github.com/openwrt/openwrt/pull/16318
Signed-off-by: Hauke Mehrtens <[email protected]>

package/kernel/mac80211/patches/rt2x00/602-01-wifi-rt2x00-Add-support-for-loading-EEPROM-from-user.patch

@@ -198,11 +198,23 @@ Signed-off-by: Christian Marangi <[email protected]>
  	rt2x00_set_chip_intf(rt2x00dev, RT2X00_CHIP_INTF_SOC);
  
  	retval = rt2x00soc_alloc_reg(rt2x00dev);
---- a/drivers/net/wireless/ralink/rt2x00/rt2x00soc.h
-+++ b/drivers/net/wireless/ralink/rt2x00/rt2x00soc.h
-@@ -26,4 +26,13 @@ int rt2x00soc_resume(struct platform_dev
- #define rt2x00soc_resume	NULL
- #endif /* CONFIG_PM */
+--- a/drivers/net/wireless/ralink/rt2x00/rt2800pci.c
++++ b/drivers/net/wireless/ralink/rt2x00/rt2800pci.c
+@@ -278,6 +278,9 @@ static int rt2800pci_read_eeprom(struct
+ {
+ 	int retval;
+ 
++	if (!rt2x00lib_read_eeprom(rt2x00dev))
++		return 0;
++
+ 	if (rt2800pci_efuse_detect(rt2x00dev))
+ 		retval = rt2800pci_read_eeprom_efuse(rt2x00dev);
+ 	else
+--- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.h
++++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.h
+@@ -270,4 +270,13 @@ void rt2800_get_txwi_rxwi_size(struct rt
+ 			       unsigned short *rxwi_size);
+ void rt2800_pre_reset_hw(struct rt2x00_dev *rt2x00dev);
  
 +/*
 + * EEPROM file handlers.
@@ -213,4 +225,4 @@ Signed-off-by: Christian Marangi <[email protected]>
 +#define rt2x00lib_read_eeprom	NULL
 +#endif /* CPTCFG_RT2X00_LIB_EEPROM */
 +
- #endif /* RT2X00SOC_H */
+ #endif /* RT2800LIB_H */

package/kernel/mac80211/patches/rt2x00/995-rt2x00-mt7620-introduce-accessors-for-CHIP_VER-register.patch

@@ -40,7 +40,7 @@
  			const u8 arg0, const u8 arg1);
 --- a/drivers/net/wireless/ralink/rt2x00/rt2800pci.c
 +++ b/drivers/net/wireless/ralink/rt2x00/rt2800pci.c
-@@ -286,6 +286,10 @@ static int rt2800pci_read_eeprom(struct
+@@ -289,6 +289,10 @@ static int rt2800pci_read_eeprom(struct
  	return retval;
  }
  
@@ -51,7 +51,7 @@
  static const struct ieee80211_ops rt2800pci_mac80211_ops = {
  	.add_chanctx = ieee80211_emulate_add_chanctx,
  	.remove_chanctx = ieee80211_emulate_remove_chanctx,
-@@ -333,6 +337,9 @@ static const struct rt2800_ops rt2800pci
+@@ -336,6 +340,9 @@ static const struct rt2800_ops rt2800pci
  	.drv_init_registers	= rt2800mmio_init_registers,
  	.drv_get_txwi		= rt2800mmio_get_txwi,
  	.drv_get_dma_done	= rt2800mmio_get_dma_done,