aboutsummaryrefslogtreecommitdiffstats
path: root/target/linux/bcm27xx/patches-5.4/950-0019-bcm2835-rng-Avoid-initialising-if-already-enabled.patch
diff options
context:
space:
mode:
authorAdrian Schmutzler <freifunk@adrianschmutzler.de>2021-10-05 20:51:18 +0200
committerAdrian Schmutzler <freifunk@adrianschmutzler.de>2021-10-05 23:54:18 +0200
commiteb3a99bc183e36922b9e8314620e4e64964bcaf0 (patch)
tree9f810d6d91e43a3e3dd05ba6b0c9b450b96be5bc /target/linux/bcm27xx/patches-5.4/950-0019-bcm2835-rng-Avoid-initialising-if-already-enabled.patch
parent81ba544f88e6fd3252fb2f7dd9103c4bd9f83bfb (diff)
downloadupstream-eb3a99bc183e36922b9e8314620e4e64964bcaf0.tar.gz
upstream-eb3a99bc183e36922b9e8314620e4e64964bcaf0.tar.bz2
upstream-eb3a99bc183e36922b9e8314620e4e64964bcaf0.zip
bcm27xx: remove obsolete kernel 5.4
With the upgrade to kernel 5.10 per default the old version is no longer required to be in tree. Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>
Diffstat (limited to 'target/linux/bcm27xx/patches-5.4/950-0019-bcm2835-rng-Avoid-initialising-if-already-enabled.patch')
-rw-r--r--target/linux/bcm27xx/patches-5.4/950-0019-bcm2835-rng-Avoid-initialising-if-already-enabled.patch25
1 files changed, 0 insertions, 25 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0019-bcm2835-rng-Avoid-initialising-if-already-enabled.patch b/target/linux/bcm27xx/patches-5.4/950-0019-bcm2835-rng-Avoid-initialising-if-already-enabled.patch
deleted file mode 100644
index 76b8bb79da..0000000000
--- a/target/linux/bcm27xx/patches-5.4/950-0019-bcm2835-rng-Avoid-initialising-if-already-enabled.patch
+++ /dev/null
@@ -1,25 +0,0 @@
-From 5cf8059baa23779d979bcd8febe5ed4670e58fe3 Mon Sep 17 00:00:00 2001
-From: popcornmix <popcornmix@gmail.com>
-Date: Tue, 6 Dec 2016 17:05:39 +0000
-Subject: [PATCH] bcm2835-rng: Avoid initialising if already enabled
-
-Avoids the 0x40000 cycles of warmup again if firmware has already used it
----
- drivers/char/hw_random/bcm2835-rng.c | 6 ++++--
- 1 file changed, 4 insertions(+), 2 deletions(-)
-
---- a/drivers/char/hw_random/bcm2835-rng.c
-+++ b/drivers/char/hw_random/bcm2835-rng.c
-@@ -102,8 +102,10 @@ static int bcm2835_rng_init(struct hwrng
- }
-
- /* set warm-up count & enable */
-- rng_writel(priv, RNG_WARMUP_COUNT, RNG_STATUS);
-- rng_writel(priv, RNG_RBGEN, RNG_CTRL);
-+ if (!(rng_readl(priv, RNG_CTRL) & RNG_RBGEN)) {
-+ rng_writel(priv, RNG_WARMUP_COUNT, RNG_STATUS);
-+ rng_writel(priv, RNG_RBGEN, RNG_CTRL);
-+ }
-
- return ret;
- }