openwrt/target/linux/generic/backport-5.4/817-v5.8-i2c-pxa-ensure-timeout-messages-are-unique.patch
Hauke Mehrtens 68d9cb8214 kernel: Update kernel 5.4 to version 5.4.50
Run tested: ath79, ipq40xx
Build tested: ath79, ipq40xx

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
2020-07-04 21:12:42 +02:00

46 lines
1.3 KiB
Diff

From: Russell King <rmk+kernel@armlinux.org.uk>
Bcc: linux@mail.armlinux.org.uk
Subject: [PATCH 3/7] i2c: pxa: ensure timeout messages are unique
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Ensure that the various timeout messages can identify where in the code
they were produced from to aid debugging.
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
---
drivers/i2c/busses/i2c-pxa.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
--- a/drivers/i2c/busses/i2c-pxa.c
+++ b/drivers/i2c/busses/i2c-pxa.c
@@ -1052,7 +1052,7 @@ static int i2c_pxa_do_xfer(struct pxa_i2
ret = i2c->msg_idx;
if (!timeout && i2c->msg_num) {
- i2c_pxa_scream_blue_murder(i2c, "timeout");
+ i2c_pxa_scream_blue_murder(i2c, "timeout with active message");
ret = I2C_RETRY;
}
@@ -1122,7 +1122,7 @@ static int i2c_pxa_pio_set_master(struct
if (timeout < 0) {
show_state(i2c);
dev_err(&i2c->adap.dev,
- "i2c_pxa: timeout waiting for bus free\n");
+ "i2c_pxa: timeout waiting for bus free (set_master)\n");
return I2C_RETRY;
}
@@ -1166,7 +1166,7 @@ static int i2c_pxa_do_pio_xfer(struct px
out:
if (timeout == 0) {
- i2c_pxa_scream_blue_murder(i2c, "timeout");
+ i2c_pxa_scream_blue_murder(i2c, "timeout (do_pio_xfer)");
ret = I2C_RETRY;
}