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This patch allows devices without a high resolution timer to boot up faster. It should speed up boots for bcm2708 and bcm63xx. Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
27 lines
930 B
Diff
27 lines
930 B
Diff
From d6988cf1d16faac56899918bb2b1be8d85155e3f Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= <noltari@gmail.com>
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Date: Sat, 20 Feb 2021 18:36:38 +0100
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Subject: [PATCH] hwrng: bcm2835: set quality to 1000
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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This allows devices without a high precission timer to reduce boot from >100s
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to <30s.
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Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
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---
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drivers/char/hw_random/bcm2835-rng.c | 1 +
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1 file changed, 1 insertion(+)
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--- a/drivers/char/hw_random/bcm2835-rng.c
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+++ b/drivers/char/hw_random/bcm2835-rng.c
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@@ -167,6 +167,7 @@ static int bcm2835_rng_probe(struct plat
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priv->rng.init = bcm2835_rng_init;
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priv->rng.read = bcm2835_rng_read;
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priv->rng.cleanup = bcm2835_rng_cleanup;
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+ priv->rng.quality = 1000;
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if (dev_of_node(dev)) {
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rng_id = of_match_node(bcm2835_rng_of_match, np);
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