73 lines
1.7 KiB
Diff
73 lines
1.7 KiB
Diff
This patch is submitted upstream and can be removed when it hits compat-wireless.
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--mb
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--- a/drivers/net/wireless/b43/b43.h
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+++ b/drivers/net/wireless/b43/b43.h
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@@ -624,9 +624,11 @@ struct b43_wl {
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/* Stats about the wireless interface */
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struct ieee80211_low_level_stats ieee_stats;
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+#ifdef CONFIG_B43_HWRNG
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struct hwrng rng;
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- u8 rng_initialized;
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+ bool rng_initialized;
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char rng_name[30 + 1];
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+#endif /* CONFIG_B43_HWRNG */
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/* The RF-kill button */
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struct b43_rfkill rfkill;
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--- a/drivers/net/wireless/b43/main.c
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+++ b/drivers/net/wireless/b43/main.c
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@@ -2982,6 +2982,7 @@ static void b43_security_init(struct b43
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b43_clear_keys(dev);
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}
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+#ifdef CONFIG_B43_HWRNG
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static int b43_rng_read(struct hwrng *rng, u32 *data)
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{
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struct b43_wl *wl = (struct b43_wl *)rng->priv;
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@@ -2997,17 +2998,21 @@ static int b43_rng_read(struct hwrng *rn
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return (sizeof(u16));
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}
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+#endif /* CONFIG_B43_HWRNG */
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static void b43_rng_exit(struct b43_wl *wl)
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{
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+#ifdef CONFIG_B43_HWRNG
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if (wl->rng_initialized)
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hwrng_unregister(&wl->rng);
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+#endif /* CONFIG_B43_HWRNG */
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}
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static int b43_rng_init(struct b43_wl *wl)
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{
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- int err;
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+ int err = 0;
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+#ifdef CONFIG_B43_HWRNG
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snprintf(wl->rng_name, ARRAY_SIZE(wl->rng_name),
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"%s_%s", KBUILD_MODNAME, wiphy_name(wl->hw->wiphy));
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wl->rng.name = wl->rng_name;
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@@ -3020,6 +3025,7 @@ static int b43_rng_init(struct b43_wl *w
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b43err(wl, "Failed to register the random "
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"number generator (%d)\n", err);
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}
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+#endif /* CONFIG_B43_HWRNG */
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return err;
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}
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--- a/config.mk
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+++ b/config.mk
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@@ -148,6 +148,7 @@ CONFIG_ATH9K_DEBUG=y
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# CONFIG_B43_PIO=y
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# CONFIG_B43_LEDS=y
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# CONFIG_B43_RFKILL=y
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+# CONFIG_B43_HWRNG=y
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# CONFIG_B43_DEBUG=y
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# CONFIG_B43_FORCE_PIO=y
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