On Mon Feb 25 16:36:48 2013, Jiri Slaby wrote:
> Stop returning negative values from ath5k_eeprom_mode_from_channel.
> Yell loudly about that case in that function instead and return the
> default/zero/mode A. This cleans up the callers, but needs to pass ah
> down to ath5k_eeprom_mode_from_channel for ATH5K_WARN. For that
> purpose we also need the declaration to be moved to ath5k.h.
>
> Signed-off-by: Jiri Slaby <jslaby@xxxxxxx>
> ---
> drivers/net/wireless/ath/ath5k/ath5k.h | 3 ++-
> drivers/net/wireless/ath/ath5k/eeprom.c | 6 ++++--
> drivers/net/wireless/ath/ath5k/eeprom.h | 3 ---
> drivers/net/wireless/ath/ath5k/phy.c | 20 +++-----------------
> drivers/net/wireless/ath/ath5k/reset.c | 4 +---
> 5 files changed, 10 insertions(+), 26 deletions(-)
>
> diff --git a/drivers/net/wireless/ath/ath5k/ath5k.h b/drivers/net/wireless/ath/ath5k/ath5k.h
> index 3150def..2d691b8 100644
> --- a/drivers/net/wireless/ath/ath5k/ath5k.h
> +++ b/drivers/net/wireless/ath/ath5k/ath5k.h
> @@ -1523,7 +1523,8 @@ int ath5k_hw_dma_stop(struct ath5k_hw *ah);
> /* EEPROM access functions */
> int ath5k_eeprom_init(struct ath5k_hw *ah);
> void ath5k_eeprom_detach(struct ath5k_hw *ah);
> -
> +int ath5k_eeprom_mode_from_channel(struct ath5k_hw *ah,
> + struct ieee80211_channel *channel);
>
> /* Protocol Control Unit Functions */
> /* Helpers */
> diff --git a/drivers/net/wireless/ath/ath5k/eeprom.c b/drivers/net/wireless/ath/ath5k/eeprom.c
> index b7e0258..94d34ee 100644
> --- a/drivers/net/wireless/ath/ath5k/eeprom.c
> +++ b/drivers/net/wireless/ath/ath5k/eeprom.c
> @@ -1779,7 +1779,8 @@ ath5k_eeprom_detach(struct ath5k_hw *ah)
> }
>
> int
> -ath5k_eeprom_mode_from_channel(struct ieee80211_channel *channel)
> +ath5k_eeprom_mode_from_channel(struct ath5k_hw *ah,
> + struct ieee80211_channel *channel)
> {
> switch (channel->hw_value) {
> case AR5K_MODE_11A:
> @@ -1789,6 +1790,7 @@ ath5k_eeprom_mode_from_channel(struct ieee80211_channel *channel)
> case AR5K_MODE_11B:
> return AR5K_EEPROM_MODE_11B;
> default:
> - return -1;
> + ATH5K_WARN(ah, "channel is not A/B/G!");
> + return AR5K_EEPROM_MODE_11A;
> }
> }
> diff --git a/drivers/net/wireless/ath/ath5k/eeprom.h b/drivers/net/wireless/ath/ath5k/eeprom.h
> index 94a9bbe..693296e 100644
> --- a/drivers/net/wireless/ath/ath5k/eeprom.h
> +++ b/drivers/net/wireless/ath/ath5k/eeprom.h
> @@ -493,6 +493,3 @@ struct ath5k_eeprom_info {
> /* Antenna raw switch tables */
> u32 ee_antenna[AR5K_EEPROM_N_MODES][AR5K_ANT_MAX];
> };
> -
> -int
> -ath5k_eeprom_mode_from_channel(struct ieee80211_channel *channel);
> diff --git a/drivers/net/wireless/ath/ath5k/phy.c b/drivers/net/wireless/ath/ath5k/phy.c
> index a78afa9..d6bc7cb 100644
> --- a/drivers/net/wireless/ath/ath5k/phy.c
> +++ b/drivers/net/wireless/ath/ath5k/phy.c
> @@ -1612,11 +1612,7 @@ ath5k_hw_update_noise_floor(struct ath5k_hw *ah)
>
> ah->ah_cal_mask |= AR5K_CALIBRATION_NF;
>
> - ee_mode = ath5k_eeprom_mode_from_channel(ah->ah_current_channel);
> - if (WARN_ON(ee_mode < 0)) {
> - ah->ah_cal_mask &= ~AR5K_CALIBRATION_NF;
> - return;
> - }
> + ee_mode = ath5k_eeprom_mode_from_channel(ah, ah->ah_current_channel);
>
> /* completed NF calibration, test threshold */
> nf = ath5k_hw_read_measured_noise_floor(ah);
> @@ -2317,12 +2313,7 @@ ath5k_hw_set_antenna_mode(struct ath5k_hw *ah, u8 ant_mode)
>
> def_ant = ah->ah_def_ant;
>
> - ee_mode = ath5k_eeprom_mode_from_channel(channel);
> - if (ee_mode < 0) {
> - ATH5K_ERR(ah,
> - "invalid channel: %d\n", channel->center_freq);
> - return;
> - }
> + ee_mode = ath5k_eeprom_mode_from_channel(ah, channel);
>
> switch (ant_mode) {
> case AR5K_ANTMODE_DEFAULT:
> @@ -3622,12 +3613,7 @@ ath5k_hw_txpower(struct ath5k_hw *ah, struct ieee80211_channel *channel,
> return -EINVAL;
> }
>
> - ee_mode = ath5k_eeprom_mode_from_channel(channel);
> - if (ee_mode < 0) {
> - ATH5K_ERR(ah,
> - "invalid channel: %d\n", channel->center_freq);
> - return -EINVAL;
> - }
> + ee_mode = ath5k_eeprom_mode_from_channel(ah, channel);
>
> /* Initialize TX power table */
> switch (ah->ah_radio) {
> diff --git a/drivers/net/wireless/ath/ath5k/reset.c b/drivers/net/wireless/ath/ath5k/reset.c
> index e2d8b2c..a3399c4 100644
> --- a/drivers/net/wireless/ath/ath5k/reset.c
> +++ b/drivers/net/wireless/ath/ath5k/reset.c
> @@ -984,9 +984,7 @@ ath5k_hw_commit_eeprom_settings(struct ath5k_hw *ah,
> if (ah->ah_version == AR5K_AR5210)
> return;
>
> - ee_mode = ath5k_eeprom_mode_from_channel(channel);
> - if (WARN_ON(ee_mode < 0))
> - return;
> + ee_mode = ath5k_eeprom_mode_from_channel(ah, channel);
>
> /* Adjust power delta for channel 14 */
> if (channel->center_freq == 2484)
Acked-by: Nick Kossifidis <mickflemm@xxxxxxxxx>
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