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author | Stijn Tintel <stijn@linux-ipv6.be> | 2019-02-02 21:53:15 +0100 |
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committer | Stijn Tintel <stijn@linux-ipv6.be> | 2019-02-06 07:39:39 +0200 |
commit | c30f7f402f1be7a7917b3dd604ee32be8ed20716 (patch) | |
tree | c858e61a864a9409408cf3eb58b7e8800112c2e6 /target/linux/brcm2708/patches-4.9/950-0108-i2c-bcm2835-Use-dev_dbg-logging-on-transfer-errors.patch | |
parent | 12310f05b7b080b016ec515796be437f4cd30b62 (diff) | |
download | upstream-c30f7f402f1be7a7917b3dd604ee32be8ed20716.tar.gz upstream-c30f7f402f1be7a7917b3dd604ee32be8ed20716.tar.bz2 upstream-c30f7f402f1be7a7917b3dd604ee32be8ed20716.zip |
brcm2708: drop 4.9 support
Signed-off-by: Stijn Tintel <stijn@linux-ipv6.be>
Diffstat (limited to 'target/linux/brcm2708/patches-4.9/950-0108-i2c-bcm2835-Use-dev_dbg-logging-on-transfer-errors.patch')
-rw-r--r-- | target/linux/brcm2708/patches-4.9/950-0108-i2c-bcm2835-Use-dev_dbg-logging-on-transfer-errors.patch | 32 |
1 files changed, 0 insertions, 32 deletions
diff --git a/target/linux/brcm2708/patches-4.9/950-0108-i2c-bcm2835-Use-dev_dbg-logging-on-transfer-errors.patch b/target/linux/brcm2708/patches-4.9/950-0108-i2c-bcm2835-Use-dev_dbg-logging-on-transfer-errors.patch deleted file mode 100644 index a3c68467be..0000000000 --- a/target/linux/brcm2708/patches-4.9/950-0108-i2c-bcm2835-Use-dev_dbg-logging-on-transfer-errors.patch +++ /dev/null @@ -1,32 +0,0 @@ -From bff25210b88dc7b71ee9c2626e42a939072dec64 Mon Sep 17 00:00:00 2001 -From: =?UTF-8?q?Noralf=20Tr=C3=B8nnes?= <noralf@tronnes.org> -Date: Mon, 19 Sep 2016 17:19:41 +0200 -Subject: [PATCH] i2c: bcm2835: Use dev_dbg logging on transfer errors -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -Writing to an AT24C32 generates on average 2x i2c transfer errors per -32-byte page write. Which amounts to a lot for a 4k write. This is due -to the fact that the chip doesn't respond during it's internal write -cycle when the at24 driver tries and retries the next write. -Only a handful drivers use dev_err() on transfer error, so switch to -dev_dbg() instead. - -Signed-off-by: Noralf Trønnes <noralf@tronnes.org> -Reviewed-by: Eric Anholt <eric@anholt.net> ---- - drivers/i2c/busses/i2c-bcm2835.c | 2 +- - 1 file changed, 1 insertion(+), 1 deletion(-) - ---- a/drivers/i2c/busses/i2c-bcm2835.c -+++ b/drivers/i2c/busses/i2c-bcm2835.c -@@ -218,7 +218,7 @@ static int bcm2835_i2c_xfer_msg(struct b - (msg->flags & I2C_M_IGNORE_NAK)) - return 0; - -- dev_err(i2c_dev->dev, "i2c transfer failed: %x\n", i2c_dev->msg_err); -+ dev_dbg(i2c_dev->dev, "i2c transfer failed: %x\n", i2c_dev->msg_err); - - if (i2c_dev->msg_err & BCM2835_I2C_S_ERR) - return -EREMOTEIO; |