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From: Christian Lamparter <chunkeey@gmail.com>
Date: Sat, 16 Nov 2019 19:25:24 +0100
Subject: [PATCH] owl_loader: compatibility patch
This patch includes OpenWrt specific changes that are
not included in the upstream owl-loader.
This includes a platform data handling changes for ar71xx.
Signed-off-by: Christian Lamparter <chunkeey@gmail.com>
--- a/drivers/net/wireless/ath/ath9k/ath9k_pci_owl_loader.c
+++ b/drivers/net/wireless/ath/ath9k/ath9k_pci_owl_loader.c
@@ -103,6 +103,7 @@ static void owl_fw_cb(const struct firmw
{
struct pci_dev *pdev = (struct pci_dev *)context;
struct owl_ctx *ctx = (struct owl_ctx *)pci_get_drvdata(pdev);
+ struct ath9k_platform_data *pdata = dev_get_platdata(&pdev->dev);
struct pci_bus *bus;
complete(&ctx->eeprom_load);
@@ -118,6 +119,16 @@ static void owl_fw_cb(const struct firmw
goto release;
}
+ if (pdata) {
+ memcpy(pdata->eeprom_data, fw->data, fw->size);
+
+ /*
+ * eeprom has been successfully loaded - pass the data to ath9k
+ * but remove the eeprom_name, so it doesn't try to load it too.
+ */
+ pdata->eeprom_name = NULL;
+ }
+
if (ath9k_pci_fixup(pdev, (const u16 *)fw->data, fw->size))
goto release;
@@ -137,8 +148,14 @@ release:
static const char *owl_get_eeprom_name(struct pci_dev *pdev)
{
struct device *dev = &pdev->dev;
+ struct ath9k_platform_data *pdata;
char *eeprom_name;
+ /* try the existing platform data first */
+ pdata = dev_get_platdata(dev);
+ if (pdata && pdata->eeprom_name)
+ return pdata->eeprom_name;
+
dev_dbg(dev, "using auto-generated eeprom filename\n");
eeprom_name = devm_kzalloc(dev, EEPROM_FILENAME_LEN, GFP_KERNEL);
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