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authorMauro Carvalho Chehab <m.chehab@samsung.com>2014-07-30 11:17:46 -0300
committerMauro Carvalho Chehab <m.chehab@samsung.com>2014-07-30 15:56:20 -0300
commitee67674a7758dddc6abad16182b832a6a13b9ef9 (patch)
tree3dca9db060b36c9b2cea366eb4701d484f3e3577 /drivers/media
parent8604f3552b1c995186acc8306acf25ee73fd9d5e (diff)
[media] xc5000: always write at dmesg when it fails to upload firmware
On a normal condition, no errors should happen at xc5000 firmware upload is done. So, print at the dmesg if something bad happens. Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
Diffstat (limited to 'drivers/media')
-rw-r--r--drivers/media/tuners/xc5000.c40
1 files changed, 27 insertions, 13 deletions
diff --git a/drivers/media/tuners/xc5000.c b/drivers/media/tuners/xc5000.c
index 39f9fb1001d8..e135760f7d48 100644
--- a/drivers/media/tuners/xc5000.c
+++ b/drivers/media/tuners/xc5000.c
@@ -1104,13 +1104,16 @@ static int xc_load_fw_and_init_tuner(struct dvb_frontend *fe, int force)
dprintk(1, "firmware read %Zu bytes.\n", fw->size);
if (fw->size != desired_fw->size) {
- printk(KERN_ERR "xc5000: firmware file with incorrect size\n");
+ printk(KERN_ERR "xc5000: Firmware file with incorrect size\n");
ret = -EINVAL;
goto err;
}
/* Try up to 5 times to load firmware */
for (i = 0; i < 5; i++) {
+ if (i)
+ printk(KERN_CONT " - retrying to upload firmware.\n");
+
ret = xc5000_fwupload(fe, desired_fw, fw);
if (ret != 0)
goto err;
@@ -1119,14 +1122,15 @@ static int xc_load_fw_and_init_tuner(struct dvb_frontend *fe, int force)
if (priv->fw_checksum_supported) {
if (xc5000_readreg(priv, XREG_FW_CHECKSUM, &fw_ck)) {
- dprintk(1, "%s() FW checksum reading failed.\n",
- __func__);
+ printk(KERN_ERR
+ "xc5000: FW checksum reading failed.");
continue;
}
if (!fw_ck) {
- dprintk(1, "%s() FW checksum failed = 0x%04x\n",
- __func__, fw_ck);
+ printk(KERN_ERR
+ "xc5000: FW checksum failed = 0x%04x.",
+ fw_ck);
continue;
}
}
@@ -1134,7 +1138,8 @@ static int xc_load_fw_and_init_tuner(struct dvb_frontend *fe, int force)
/* Start the tuner self-calibration process */
ret = xc_initialize(priv);
if (ret) {
- dprintk(1, "Can't request Self-callibration. Reloading firmware\n");
+ printk(KERN_ERR
+ "xc5000: Can't request Self-callibration.");
continue;
}
@@ -1147,13 +1152,15 @@ static int xc_load_fw_and_init_tuner(struct dvb_frontend *fe, int force)
if (priv->init_status_supported) {
if (xc5000_readreg(priv, XREG_INIT_STATUS, &fw_ck)) {
- dprintk(1, "%s() FW failed reading init status.\n",
- __func__);
+ printk(KERN_ERR
+ "xc5000: FW failed reading init status.");
continue;
}
if (!fw_ck) {
- dprintk(1, "%s() FW init status failed = 0x%04x\n", __func__, fw_ck);
+ printk(KERN_ERR
+ "xc5000: FW init status failed = 0x%04x.",
+ fw_ck);
continue;
}
}
@@ -1163,19 +1170,26 @@ static int xc_load_fw_and_init_tuner(struct dvb_frontend *fe, int force)
&pll_lock_status);
if (pll_lock_status > 63) {
/* PLL is unlocked, force reload of the firmware */
- printk(KERN_ERR "xc5000: PLL not running after fwload.\n");
+ printk(KERN_ERR
+ "xc5000: PLL not running after fwload.");
continue;
}
}
/* Default to "CABLE" mode */
ret = xc_write_reg(priv, XREG_SIGNALSOURCE, XC_RF_MODE_CABLE);
- printk(KERN_INFO "xc5000: Firmware %s loaded and running.\n",
- desired_fw->name);
- break;
+ if (!ret)
+ break;
+ printk(KERN_ERR "xc5000: can't set to cable mode.");
}
err:
+ if (!ret)
+ printk(KERN_INFO "xc5000: Firmware %s loaded and running.\n",
+ desired_fw->name);
+ else
+ printk(KERN_CONT " - too many retries. Giving up\n");
+
release_firmware(fw);
return ret;
}