lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Message-Id: <1489439116-4233-5-git-send-email-albeu@free.fr> Date: Mon, 13 Mar 2017 22:05:13 +0100 From: Alban <albeu@...e.fr> To: QCA ath9k Development <ath9k-devel@....qualcomm.com> Cc: John Crispin <john@...ozen.org>, Alban <albeu@...e.fr>, Kalle Valo <kvalo@...eaurora.org>, linux-wireless@...r.kernel.org, netdev@...r.kernel.org, linux-kernel@...r.kernel.org Subject: [PATCH 5/7] ath9k: of: Use the clk API to get the reference clock rate If a clock named "ref" exists use it to get the reference clock rate. Signed-off-by: Alban <albeu@...e.fr> --- drivers/net/wireless/ath/ath9k/init.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c index 36b51a5..5cb9c61 100644 --- a/drivers/net/wireless/ath/ath9k/init.c +++ b/drivers/net/wireless/ath/ath9k/init.c @@ -24,6 +24,7 @@ #include <linux/of_net.h> #include <linux/nvmem-consumer.h> #include <linux/relay.h> +#include <linux/clk.h> #include <net/ieee80211_radiotap.h> #include "ath9k.h" @@ -564,6 +565,7 @@ static int ath9k_of_init(struct ath_softc *sc) struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(ah); enum ath_bus_type bus_type = common->bus_ops->ath_bus_type; + struct clk *clk; const char *mac; char eeprom_name[100]; int ret; @@ -573,6 +575,12 @@ static int ath9k_of_init(struct ath_softc *sc) ath_dbg(common, CONFIG, "parsing configuration from OF node\n"); + clk = clk_get(sc->dev, "ref"); + if (!IS_ERR(clk)) { + ah->is_clk_25mhz = (clk_get_rate(clk) == 25000000); + clk_put(clk); + } + if (of_property_read_bool(np, "qca,no-eeprom")) { /* ath9k-eeprom-<bus>-<id>.bin */ scnprintf(eeprom_name, sizeof(eeprom_name), -- 2.7.4
Powered by blists - more mailing lists