diff options
| -rw-r--r-- | package/kernel/mac80211/patches/860-brcmfmac-use-bcm47xx-platform-NVRAM-as-fallback.patch | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/860-brcmfmac-use-bcm47xx-platform-NVRAM-as-fallback.patch b/package/kernel/mac80211/patches/860-brcmfmac-use-bcm47xx-platform-NVRAM-as-fallback.patch new file mode 100644 index 0000000000..dbfb1585ec --- /dev/null +++ b/package/kernel/mac80211/patches/860-brcmfmac-use-bcm47xx-platform-NVRAM-as-fallback.patch @@ -0,0 +1,80 @@ +From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com> +Date: Mon, 8 Jun 2015 16:59:31 +0200 +Subject: [PATCH] brcmfmac: use bcm47xx platform NVRAM as fallback +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Signed-off-by: Rafał Miłecki <zajec5@gmail.com> +--- + +--- a/drivers/net/wireless/brcm80211/brcmfmac/firmware.c ++++ b/drivers/net/wireless/brcm80211/brcmfmac/firmware.c +@@ -19,6 +19,9 @@ + #include <linux/device.h> + #include <linux/firmware.h> + #include <linux/module.h> ++#if IS_ENABLED(CONFIG_BCM47XX_NVRAM) ++#include <linux/bcm47xx_nvram.h> ++#endif + + #include "debug.h" + #include "firmware.h" +@@ -424,17 +427,42 @@ struct brcmf_fw { + static void brcmf_fw_request_nvram_done(const struct firmware *fw, void *ctx) + { + struct brcmf_fw *fwctx = ctx; ++#if IS_ENABLED(CONFIG_BCM47XX_NVRAM) ++ const u8 *bcm47xx_nvram = NULL; ++ size_t bcm47xx_nvram_len; ++#endif ++ const u8 *data = NULL; ++ size_t data_len; + u32 nvram_length = 0; + void *nvram = NULL; + + brcmf_dbg(TRACE, "enter: dev=%s\n", dev_name(fwctx->dev)); +- if (!fw && !(fwctx->flags & BRCMF_FW_REQ_NV_OPTIONAL)) ++ if (fw) { ++ data = fw->data; ++ data_len = fw->size; ++ } ++#if IS_ENABLED(CONFIG_BCM47XX_NVRAM) ++ else { ++ bcm47xx_nvram = bcm47xx_nvram_get_contents(&bcm47xx_nvram_len); ++ if (bcm47xx_nvram) { ++ data = bcm47xx_nvram; ++ data_len = bcm47xx_nvram_len; ++ brcmf_err("Found platform NVRAM (%zu B)\n", data_len); ++ } ++ } ++#endif ++ if (!data && !(fwctx->flags & BRCMF_FW_REQ_NV_OPTIONAL)) + goto fail; + +- if (fw) { +- nvram = brcmf_fw_nvram_strip(fw->data, fw->size, &nvram_length, ++ if (data) { ++ nvram = brcmf_fw_nvram_strip(data, data_len, &nvram_length, + fwctx->domain_nr, fwctx->bus_nr); +- release_firmware(fw); ++ if (fw) ++ release_firmware(fw); ++#if IS_ENABLED(CONFIG_BCM47XX_NVRAM) ++ if (bcm47xx_nvram) ++ bcm47xx_nvram_release_contents(bcm47xx_nvram); ++#endif + if (!nvram && !(fwctx->flags & BRCMF_FW_REQ_NV_OPTIONAL)) + goto fail; + } +--- a/drivers/net/wireless/brcm80211/brcmfmac/debug.h ++++ b/drivers/net/wireless/brcm80211/brcmfmac/debug.h +@@ -17,6 +17,8 @@ + #ifndef BRCMFMAC_DEBUG_H + #define BRCMFMAC_DEBUG_H + ++#include <linux/net.h> ++ + /* message levels */ + #define BRCMF_TRACE_VAL 0x00000002 + #define BRCMF_INFO_VAL 0x00000004 |