[07/13] wifi: iwlwifi: Separate loading and setting of power reduce tables

Message ID	20230606103519.7695684dc848.I13626cd318e5d68efec9618b2045f52788bff114@changeid (mailing list archive)
State	Accepted
Delegated to:	Johannes Berg
Headers	show Return-Path: <linux-wireless-owner@vger.kernel.org> From: gregory.greenman@intel.com To: johannes@sipsolutions.net Cc: linux-wireless@vger.kernel.org, Alon Giladi <alon.giladi@intel.com>, Gregory Greenman <gregory.greenman@intel.com> Subject: [PATCH 07/13] wifi: iwlwifi: Separate loading and setting of power reduce tables Date: Tue, 6 Jun 2023 10:43:04 +0300 Message-Id: <20230606103519.7695684dc848.I13626cd318e5d68efec9618b2045f52788bff114@changeid> In-Reply-To: <20230606074310.889520-1-gregory.greenman@intel.com> References: <20230606074310.889520-1-gregory.greenman@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk
Series	wifi: iwlwifi: updates intended for v6.5 2023-06-06 \| expand [00/13] wifi: iwlwifi: updates intended for v6.5 2023-06-06 [01/13] wifi: iwlwifi: Generalize the parsing of the pnvm image [02/13] wifi: iwlwifi: Separate loading and setting of pnvm image into two functions [03/13] wifi: iwlwifi: Take loading and setting of pnvm image out of parsing part [04/13] wifi: iwlwifi: Allow trans_pcie track more than 1 pnvm DRAM region [05/13] wifi: iwlwifi: Add support for fragmented pnvm images [06/13] wifi: iwlwifi: Implement loading and setting of fragmented pnvm image [07/13] wifi: iwlwifi: Separate loading and setting of power reduce tables [08/13] wifi: iwlwifi: Use iwl_pnvm_image in reduce power tables flow [09/13] wifi: iwlwifi: Enable loading of reduce-power tables into several segments [10/13] wifi: iwlwifi: Separate reading and parsing of reduce power table [11/13] wifi: iwlwifi: fw: clean up PNVM loading code [12/13] wifi: iwlwifi: fw: don't use constant size with efi.get_variable [13/13] wifi: iwlwifi: pnvm: handle memory descriptor tlv

diff --git a/drivers/net/wireless/intel/iwlwifi/fw/pnvm.c b/drivers/net/wireless/intel/iwlwifi/fw/pnvm.c index 91e1faef76f6..bb6300469f4a 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/pnvm.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/pnvm.c @@ -329,14 +329,17 @@ int iwl_pnvm_load(struct iwl_trans *trans, */ trans->reduce_power_loaded = true; } else { - ret = iwl_trans_set_reduce_power(trans, data, length); - if (ret) + ret = iwl_trans_load_reduce_power(trans, data, length); + if (ret) { IWL_DEBUG_FW(trans, - "Failed to set reduce power table %d\n", + "Failed to load reduce power table %d\n", ret); + trans->reduce_power_loaded = true; + } kfree(data); } } + iwl_trans_set_reduce_power(trans); iwl_init_notification_wait(notif_wait, &pnvm_wait, ntf_cmds, ARRAY_SIZE(ntf_cmds), diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-context-info-gen3.h b/drivers/net/wireless/intel/iwlwifi/iwl-context-info-gen3.h index bbf4b18cd9de..e019aec027d6 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-context-info-gen3.h +++ b/drivers/net/wireless/intel/iwlwifi/iwl-context-info-gen3.h @@ -292,8 +292,9 @@ int iwl_trans_pcie_ctx_info_gen3_load_pnvm(struct iwl_trans *trans, const struct iwl_ucode_capabilities *capa); void iwl_trans_pcie_ctx_info_gen3_set_pnvm(struct iwl_trans *trans, const struct iwl_ucode_capabilities *capa); -int iwl_trans_pcie_ctx_info_gen3_set_reduce_power(struct iwl_trans *trans, - const void *data, u32 len); +int iwl_trans_pcie_ctx_info_gen3_load_reduce_power(struct iwl_trans *trans, + const void *data, u32 len); +void iwl_trans_pcie_ctx_info_gen3_set_reduce_power(struct iwl_trans *trans); int iwl_trans_pcie_ctx_info_gen3_set_step(struct iwl_trans *trans, u32 mbx_addr_0_step, u32 mbx_addr_1_step); #endif /* __iwl_context_info_file_gen3_h__ */ diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h index 541841bc8f21..888869d9c94a 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h +++ b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h @@ -562,6 +562,8 @@ struct iwl_pnvm_image { * @load_pnvm: save the pnvm data in DRAM * @set_pnvm: set the pnvm data in the prph scratch buffer, inside the * context info. + * @load_reduce_power: copy reduce power table to the corresponding DRAM memory + * @set_reduce_power: set reduce power table addresses in the sratch buffer * @interrupts: disable/enable interrupts to transport */ struct iwl_trans_ops { @@ -638,8 +640,11 @@ struct iwl_trans_ops { const struct iwl_ucode_capabilities *capa); void (*set_pnvm)(struct iwl_trans *trans, const struct iwl_ucode_capabilities *capa); - int (*set_reduce_power)(struct iwl_trans *trans, - const void *data, u32 len); + int (*load_reduce_power)(struct iwl_trans *trans, + const void *data, + u32 len); + void (*set_reduce_power)(struct iwl_trans *trans); + void (*interrupts)(struct iwl_trans *trans, bool enable); int (*imr_dma_data)(struct iwl_trans *trans, u32 dst_addr, u64 src_addr, @@ -1554,18 +1559,17 @@ static inline void iwl_trans_set_pnvm(struct iwl_trans *trans, trans->ops->set_pnvm(trans, capa); } -static inline int iwl_trans_set_reduce_power(struct iwl_trans *trans, - const void *data, u32 len) +static inline int iwl_trans_load_reduce_power(struct iwl_trans *trans, + const void *data, + u32 len) { - if (trans->ops->set_reduce_power) { - int ret = trans->ops->set_reduce_power(trans, data, len); - - if (ret) - return ret; - } + return trans->ops->load_reduce_power(trans, data, len); +} - trans->reduce_power_loaded = true; - return 0; +static inline void iwl_trans_set_reduce_power(struct iwl_trans *trans) +{ + if (trans->ops->set_reduce_power) + trans->ops->set_reduce_power(trans); } static inline bool iwl_trans_dbg_ini_valid(struct iwl_trans *trans) diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c b/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c index e0477ca4ccc3..2619c868b51f 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c @@ -442,8 +442,9 @@ void iwl_trans_pcie_ctx_info_gen3_set_pnvm(struct iwl_trans *trans, iwl_pcie_set_continuous_pnvm(trans); } -int iwl_trans_pcie_ctx_info_gen3_set_reduce_power(struct iwl_trans *trans, - const void *data, u32 len) +int iwl_trans_pcie_ctx_info_gen3_load_reduce_power(struct iwl_trans *trans, + const void *data, + u32 len) { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); struct iwl_prph_scratch_ctrl_cfg *prph_sc_ctrl = @@ -467,12 +468,21 @@ int iwl_trans_pcie_ctx_info_gen3_set_reduce_power(struct iwl_trans *trans, return ret; } } + return 0; +} + +void iwl_trans_pcie_ctx_info_gen3_set_reduce_power(struct iwl_trans *trans) +{ + struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); + struct iwl_prph_scratch_ctrl_cfg *prph_sc_ctrl = + &trans_pcie->prph_scratch->ctrl_cfg; + + if (trans->trans_cfg->device_family < IWL_DEVICE_FAMILY_AX210) + return; prph_sc_ctrl->reduce_power_cfg.base_addr = cpu_to_le64(trans_pcie->reduce_power_dram.physical); prph_sc_ctrl->reduce_power_cfg.size = cpu_to_le32(trans_pcie->reduce_power_dram.size); - - return 0; } diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c index 5235a7517c53..55541c1be5d6 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c @@ -3554,6 +3554,7 @@ static const struct iwl_trans_ops trans_ops_pcie_gen2 = { .rxq_dma_data = iwl_trans_pcie_rxq_dma_data, .load_pnvm = iwl_trans_pcie_ctx_info_gen3_load_pnvm, .set_pnvm = iwl_trans_pcie_ctx_info_gen3_set_pnvm, + .load_reduce_power = iwl_trans_pcie_ctx_info_gen3_load_reduce_power, .set_reduce_power = iwl_trans_pcie_ctx_info_gen3_set_reduce_power, #ifdef CONFIG_IWLWIFI_DEBUGFS .debugfs_cleanup = iwl_trans_pcie_debugfs_cleanup,

[07/13] wifi: iwlwifi: Separate loading and setting of power reduce tables

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