[media] drx-j: Fix detection of no signal
When the signal is 7, it means that no signal was received. Value experimentally measured. Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
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@ -9420,6 +9420,9 @@ static int get_sig_strength(struct drx_demod_instance *demod, u16 *sig_strength)
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*sig_strength = (20 * if_gain / if_agc_sns);
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}
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if (*sig_strength <= 7)
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*sig_strength = 0;
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return 0;
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rw_error:
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return -EIO;
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