| Message ID | 20221008164553.113260-1-linux@fw-web.de |
|---|---|
| State | New |
| Headers | show |
| Series | hwrng: mediatek: add mt7986 support | expand |
On Sat, Oct 08, 2022 at 06:45:53PM +0200, Frank Wunderlich wrote: > From: "Mingming.Su" <Mingming.Su@mediatek.com> > > 1. Add trng compatible name for MT7986 > 2. Fix mtk_rng_wait_ready() function > > Signed-off-by: Mingming.Su <Mingming.Su@mediatek.com> > Signed-off-by: Frank Wunderlich <frank-w@public-files.de> > --- > drivers/char/hw_random/mtk-rng.c | 5 +++-- > 1 file changed, 3 insertions(+), 2 deletions(-) Patch applied. Thanks.
diff --git a/drivers/char/hw_random/mtk-rng.c b/drivers/char/hw_random/mtk-rng.c index 6c00ea008555..aa993753ab12 100644 --- a/drivers/char/hw_random/mtk-rng.c +++ b/drivers/char/hw_random/mtk-rng.c @@ -22,7 +22,7 @@ #define RNG_AUTOSUSPEND_TIMEOUT 100 #define USEC_POLL 2 -#define TIMEOUT_POLL 20 +#define TIMEOUT_POLL 60 #define RNG_CTRL 0x00 #define RNG_EN BIT(0) @@ -77,7 +77,7 @@ static bool mtk_rng_wait_ready(struct hwrng *rng, bool wait) readl_poll_timeout_atomic(priv->base + RNG_CTRL, ready, ready & RNG_READY, USEC_POLL, TIMEOUT_POLL); - return !!ready; + return !!(ready & RNG_READY); } static int mtk_rng_read(struct hwrng *rng, void *buf, size_t max, bool wait) @@ -179,6 +179,7 @@ static const struct dev_pm_ops mtk_rng_pm_ops = { #endif /* CONFIG_PM */ static const struct of_device_id mtk_rng_match[] = { + { .compatible = "mediatek,mt7986-rng" }, { .compatible = "mediatek,mt7623-rng" }, {}, };