Commit 55f39e67 authored Mar 22, 2013 by Zefir Kurtisi Committed by John W. Linville Mar 27, 2013

ath9k: trivial: change spectral relayfs buffering



The spectral data provided via relay-fs introduces a buffering
latency given by the subbuf_size. To meet the requirements for
delay-sensitive applications (like real-time spectral plotter),
reduce subbuf_size and increase n_subbufs.

Signed-off-by: Zefir Kurtisi <zefir.kurtisi@neratec.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

parent 64513ef4

drivers/net/wireless/ath/ath9k/debug.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -2072,7 +2072,7 @@ int ath9k_init_debug(struct ath_hw *ah)
		&fops_modal_eeprom);
		sc->rfs_chan_spec_scan = relay_open("spectral_scan",
		sc->debug.debugfs_phy,
		262144, 4, &rfs_spec_scan_cb,
		1024, 256, &rfs_spec_scan_cb,
		NULL);
		debugfs_create_file("spectral_scan_ctl", S_IRUSR \| S_IWUSR,
		sc->debug.debugfs_phy, sc,

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