diff --git a/drivers/net/wireless/iwlwifi/iwl-1000.c b/drivers/net/wireless/iwlwifi/iwl-1000.c index d2b1be65f903..4767edfa451d 100644 --- a/drivers/net/wireless/iwlwifi/iwl-1000.c +++ b/drivers/net/wireless/iwlwifi/iwl-1000.c @@ -197,9 +197,6 @@ static struct iwl_lib_ops iwl1000_lib = { EEPROM_REG_BAND_24_HT40_CHANNELS, EEPROM_REGULATORY_BAND_NO_HT40, }, - .acquire_semaphore = iwlcore_eeprom_acquire_semaphore, - .release_semaphore = iwlcore_eeprom_release_semaphore, - .calib_version = iwlagn_eeprom_calib_version, .query_addr = iwlagn_eeprom_query_addr, }, .temp_ops = { diff --git a/drivers/net/wireless/iwlwifi/iwl-2000.c b/drivers/net/wireless/iwlwifi/iwl-2000.c index 476150f67d29..80137ed5b34a 100644 --- a/drivers/net/wireless/iwlwifi/iwl-2000.c +++ b/drivers/net/wireless/iwlwifi/iwl-2000.c @@ -280,9 +280,6 @@ static struct iwl_lib_ops iwl2000_lib = { EEPROM_6000_REG_BAND_24_HT40_CHANNELS, EEPROM_REGULATORY_BAND_NO_HT40, }, - .acquire_semaphore = iwlcore_eeprom_acquire_semaphore, - .release_semaphore = iwlcore_eeprom_release_semaphore, - .calib_version = iwlagn_eeprom_calib_version, .query_addr = iwlagn_eeprom_query_addr, .update_enhanced_txpower = iwlcore_eeprom_enhanced_txpower, }, diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c index 969c91a2974e..cc25351fb5dc 100644 --- a/drivers/net/wireless/iwlwifi/iwl-5000.c +++ b/drivers/net/wireless/iwlwifi/iwl-5000.c @@ -366,9 +366,6 @@ static struct iwl_lib_ops iwl5000_lib = { EEPROM_REG_BAND_24_HT40_CHANNELS, EEPROM_REG_BAND_52_HT40_CHANNELS }, - .acquire_semaphore = iwlcore_eeprom_acquire_semaphore, - .release_semaphore = iwlcore_eeprom_release_semaphore, - .calib_version = iwlagn_eeprom_calib_version, .query_addr = iwlagn_eeprom_query_addr, }, .temp_ops = { @@ -413,9 +410,6 @@ static struct iwl_lib_ops iwl5150_lib = { EEPROM_REG_BAND_24_HT40_CHANNELS, EEPROM_REG_BAND_52_HT40_CHANNELS }, - .acquire_semaphore = iwlcore_eeprom_acquire_semaphore, - .release_semaphore = iwlcore_eeprom_release_semaphore, - .calib_version = iwlagn_eeprom_calib_version, .query_addr = iwlagn_eeprom_query_addr, }, .temp_ops = { diff --git a/drivers/net/wireless/iwlwifi/iwl-6000.c b/drivers/net/wireless/iwlwifi/iwl-6000.c index 91edb57371e7..f9ef22721312 100644 --- a/drivers/net/wireless/iwlwifi/iwl-6000.c +++ b/drivers/net/wireless/iwlwifi/iwl-6000.c @@ -80,7 +80,7 @@ static void iwl6000_set_ct_threshold(struct iwl_priv *priv) static void iwl6050_additional_nic_config(struct iwl_priv *priv) { /* Indicate calibration version to uCode. */ - if (priv->cfg->ops->lib->eeprom_ops.calib_version(priv) >= 6) + if (iwlagn_eeprom_calib_version(priv) >= 6) iwl_set_bit(priv, CSR_GP_DRIVER_REG, CSR_GP_DRIVER_REG_BIT_CALIB_VERSION6); } @@ -88,7 +88,7 @@ static void iwl6050_additional_nic_config(struct iwl_priv *priv) static void iwl6150_additional_nic_config(struct iwl_priv *priv) { /* Indicate calibration version to uCode. */ - if (priv->cfg->ops->lib->eeprom_ops.calib_version(priv) >= 6) + if (iwlagn_eeprom_calib_version(priv) >= 6) iwl_set_bit(priv, CSR_GP_DRIVER_REG, CSR_GP_DRIVER_REG_BIT_CALIB_VERSION6); iwl_set_bit(priv, CSR_GP_DRIVER_REG, @@ -305,9 +305,6 @@ static struct iwl_lib_ops iwl6000_lib = { EEPROM_6000_REG_BAND_24_HT40_CHANNELS, EEPROM_REG_BAND_52_HT40_CHANNELS }, - .acquire_semaphore = iwlcore_eeprom_acquire_semaphore, - .release_semaphore = iwlcore_eeprom_release_semaphore, - .calib_version = iwlagn_eeprom_calib_version, .query_addr = iwlagn_eeprom_query_addr, .update_enhanced_txpower = iwlcore_eeprom_enhanced_txpower, }, @@ -354,9 +351,6 @@ static struct iwl_lib_ops iwl6030_lib = { EEPROM_6000_REG_BAND_24_HT40_CHANNELS, EEPROM_REG_BAND_52_HT40_CHANNELS }, - .acquire_semaphore = iwlcore_eeprom_acquire_semaphore, - .release_semaphore = iwlcore_eeprom_release_semaphore, - .calib_version = iwlagn_eeprom_calib_version, .query_addr = iwlagn_eeprom_query_addr, .update_enhanced_txpower = iwlcore_eeprom_enhanced_txpower, }, diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-eeprom.c b/drivers/net/wireless/iwlwifi/iwl-agn-eeprom.c index 3bcaa10f9929..2ef9448b1c20 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-eeprom.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-eeprom.c @@ -81,52 +81,13 @@ * ******************************************************************************/ -/* - * The device's EEPROM semaphore prevents conflicts between driver and uCode - * when accessing the EEPROM; each access is a series of pulses to/from the - * EEPROM chip, not a single event, so even reads could conflict if they - * weren't arbitrated by the semaphore. - */ -int iwlcore_eeprom_acquire_semaphore(struct iwl_priv *priv) -{ - u16 count; - int ret; - - for (count = 0; count < EEPROM_SEM_RETRY_LIMIT; count++) { - /* Request semaphore */ - iwl_set_bit(priv, CSR_HW_IF_CONFIG_REG, - CSR_HW_IF_CONFIG_REG_BIT_EEPROM_OWN_SEM); - - /* See if we got it */ - ret = iwl_poll_bit(priv, CSR_HW_IF_CONFIG_REG, - CSR_HW_IF_CONFIG_REG_BIT_EEPROM_OWN_SEM, - CSR_HW_IF_CONFIG_REG_BIT_EEPROM_OWN_SEM, - EEPROM_SEM_TIMEOUT); - if (ret >= 0) { - IWL_DEBUG_EEPROM(priv, - "Acquired semaphore after %d tries.\n", - count+1); - return ret; - } - } - - return ret; -} - -void iwlcore_eeprom_release_semaphore(struct iwl_priv *priv) -{ - iwl_clear_bit(priv, CSR_HW_IF_CONFIG_REG, - CSR_HW_IF_CONFIG_REG_BIT_EEPROM_OWN_SEM); - -} - int iwl_eeprom_check_version(struct iwl_priv *priv) { u16 eeprom_ver; u16 calib_ver; eeprom_ver = iwl_eeprom_query16(priv, EEPROM_VERSION); - calib_ver = priv->cfg->ops->lib->eeprom_ops.calib_version(priv); + calib_ver = iwlagn_eeprom_calib_version(priv); if (eeprom_ver < priv->cfg->eeprom_ver || calib_ver < priv->cfg->eeprom_calib_ver) diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.h b/drivers/net/wireless/iwlwifi/iwl-agn.h index 9d644d413b40..b477336ff53a 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn.h +++ b/drivers/net/wireless/iwlwifi/iwl-agn.h @@ -327,8 +327,6 @@ static inline __le32 iwl_hw_set_rate_n_flags(u8 rate, u32 flags) /* eeprom */ void iwlcore_eeprom_enhanced_txpower(struct iwl_priv *priv); void iwl_eeprom_get_mac(const struct iwl_priv *priv, u8 *mac); -int iwlcore_eeprom_acquire_semaphore(struct iwl_priv *priv); -void iwlcore_eeprom_release_semaphore(struct iwl_priv *priv); /* notification wait support */ void __acquires(wait_entry) diff --git a/drivers/net/wireless/iwlwifi/iwl-eeprom.c b/drivers/net/wireless/iwlwifi/iwl-eeprom.c index 1e1a2d8df1da..c8397962632c 100644 --- a/drivers/net/wireless/iwlwifi/iwl-eeprom.c +++ b/drivers/net/wireless/iwlwifi/iwl-eeprom.c @@ -142,6 +142,45 @@ static const u8 iwl_eeprom_band_7[] = { /* 5.2 ht40 channel */ * ******************************************************************************/ +/* + * The device's EEPROM semaphore prevents conflicts between driver and uCode + * when accessing the EEPROM; each access is a series of pulses to/from the + * EEPROM chip, not a single event, so even reads could conflict if they + * weren't arbitrated by the semaphore. + */ +static int iwl_eeprom_acquire_semaphore(struct iwl_priv *priv) +{ + u16 count; + int ret; + + for (count = 0; count < EEPROM_SEM_RETRY_LIMIT; count++) { + /* Request semaphore */ + iwl_set_bit(priv, CSR_HW_IF_CONFIG_REG, + CSR_HW_IF_CONFIG_REG_BIT_EEPROM_OWN_SEM); + + /* See if we got it */ + ret = iwl_poll_bit(priv, CSR_HW_IF_CONFIG_REG, + CSR_HW_IF_CONFIG_REG_BIT_EEPROM_OWN_SEM, + CSR_HW_IF_CONFIG_REG_BIT_EEPROM_OWN_SEM, + EEPROM_SEM_TIMEOUT); + if (ret >= 0) { + IWL_DEBUG_EEPROM(priv, + "Acquired semaphore after %d tries.\n", + count+1); + return ret; + } + } + + return ret; +} + +static void iwl_eeprom_release_semaphore(struct iwl_priv *priv) +{ + iwl_clear_bit(priv, CSR_HW_IF_CONFIG_REG, + CSR_HW_IF_CONFIG_REG_BIT_EEPROM_OWN_SEM); + +} + static int iwl_eeprom_verify_signature(struct iwl_priv *priv) { u32 gp = iwl_read32(priv, CSR_EEPROM_GP) & CSR_EEPROM_GP_VALID_MSK; @@ -421,7 +460,7 @@ int iwl_eeprom_init(struct iwl_priv *priv, u32 hw_rev) } /* Make sure driver (instead of uCode) is allowed to read EEPROM */ - ret = priv->cfg->ops->lib->eeprom_ops.acquire_semaphore(priv); + ret = iwl_eeprom_acquire_semaphore(priv); if (ret < 0) { IWL_ERR(priv, "Failed to acquire EEPROM semaphore.\n"); ret = -ENOENT; @@ -488,7 +527,7 @@ int iwl_eeprom_init(struct iwl_priv *priv, u32 hw_rev) ret = 0; done: - priv->cfg->ops->lib->eeprom_ops.release_semaphore(priv); + iwl_eeprom_release_semaphore(priv); err: if (ret) diff --git a/drivers/net/wireless/iwlwifi/iwl-eeprom.h b/drivers/net/wireless/iwlwifi/iwl-eeprom.h index 9ce052573c6a..c960c6fa009b 100644 --- a/drivers/net/wireless/iwlwifi/iwl-eeprom.h +++ b/drivers/net/wireless/iwlwifi/iwl-eeprom.h @@ -294,9 +294,6 @@ extern const u8 iwl_eeprom_band_1[14]; struct iwl_eeprom_ops { const u32 regulatory_bands[7]; - int (*acquire_semaphore) (struct iwl_priv *priv); - void (*release_semaphore) (struct iwl_priv *priv); - u16 (*calib_version) (struct iwl_priv *priv); const u8* (*query_addr) (const struct iwl_priv *priv, size_t offset); void (*update_enhanced_txpower) (struct iwl_priv *priv); };