brcmfmac: reduce logging noise accessing SDIO SleepCSR register

[linux.git] / drivers / net / wireless / brcm80211 / brcmfmac / bcmsdh_sdmmc.c

diff --git a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c
index 905704e335d7164b90a4ecb6fd51c2324911c154..009d2a021b87e45930ddb74ccf7b1e20c296a7d8 100644 (file)
--- a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c
@@ -156,10 +156,21 @@ int brcmf_sdioh_request_byte(struct brcmf_sdio_dev *sdiodev, uint rw, uint func,
                }
        }
 
-       if (err_ret)
-               brcmf_err("Failed to %s byte F%d:@0x%05x=%02x, Err: %d\n",
-                         rw ? "write" : "read", func, regaddr, *byte, err_ret);
-
+       if (err_ret) {
+               /*
+                * SleepCSR register access can fail when
+                * waking up the device so reduce this noise
+                * in the logs.
+                */
+               if (regaddr != SBSDIO_FUNC1_SLEEPCSR)
+                       brcmf_err("Failed to %s byte F%d:@0x%05x=%02x, Err: %d\n",
+                                 rw ? "write" : "read", func, regaddr, *byte,
+                                 err_ret);
+               else
+                       brcmf_dbg(SDIO, "Failed to %s byte F%d:@0x%05x=%02x, Err: %d\n",
+                                 rw ? "write" : "read", func, regaddr, *byte,
+                                 err_ret);
+       }
        return err_ret;
 }