[4/7] hwrng: omap3-rom - Initialize default quality to get data
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Message ID 20190914210300.15836-5-tony@atomide.com
State New
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Series
  • Non-urgent fixes and improvments for omap3-rom-rng
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Commit Message

Tony Lindgren Sept. 14, 2019, 9:02 p.m. UTC
Similar to commit 62f95ae805fa ("hwrng: omap - Set default quality")
we need to initialize the default quality for the RNG to be used.

The symptoms of this problem is that doing hd /dev/random does not
produce much data at all.

Cc: Aaro Koskinen <aaro.koskinen@iki.fi>
Cc: Adam Ford <aford173@gmail.com>
Cc: Pali Rohár <pali.rohar@gmail.com>
Cc: Sebastian Reichel <sre@kernel.org>
Cc: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
---
 drivers/char/hw_random/omap3-rom-rng.c | 1 +
 1 file changed, 1 insertion(+)

Patch
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diff --git a/drivers/char/hw_random/omap3-rom-rng.c b/drivers/char/hw_random/omap3-rom-rng.c
--- a/drivers/char/hw_random/omap3-rom-rng.c
+++ b/drivers/char/hw_random/omap3-rom-rng.c
@@ -88,6 +88,7 @@  static int omap3_rom_rng_read(struct hwrng *rng, void *data, size_t max, bool w)
 
 static struct hwrng omap3_rom_rng_ops = {
 	.name		= "omap3-rom",
+	.quality	= 900,
 };
 
 static int omap3_rom_rng_probe(struct platform_device *pdev)