Merging upstream version 6.8.9.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

6 files changed, 79 insertions, 41 deletions

diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c
index 26a0953603..ba3db601ab 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
 /*
- * Copyright (C) 2005-2014, 2018-2023 Intel Corporation
+ * Copyright (C) 2005-2014, 2018-2024 Intel Corporation
  * Copyright (C) 2013-2015 Intel Mobile Communications GmbH
  * Copyright (C) 2016-2017 Intel Deutschland GmbH
  */
@@ -502,12 +502,16 @@ static const struct pci_device_id iwl_hw_card_ids[] = {
 
 /* Bz devices */
 	{IWL_PCI_DEVICE(0x2727, PCI_ANY_ID, iwl_bz_trans_cfg)},
+	{IWL_PCI_DEVICE(0x272D, PCI_ANY_ID, iwl_bz_trans_cfg)},
 	{IWL_PCI_DEVICE(0x272b, PCI_ANY_ID, iwl_bz_trans_cfg)},
 	{IWL_PCI_DEVICE(0xA840, PCI_ANY_ID, iwl_bz_trans_cfg)},
 	{IWL_PCI_DEVICE(0x7740, PCI_ANY_ID, iwl_bz_trans_cfg)},
 
 /* Sc devices */
 	{IWL_PCI_DEVICE(0xE440, PCI_ANY_ID, iwl_sc_trans_cfg)},
+	{IWL_PCI_DEVICE(0xE340, PCI_ANY_ID, iwl_sc_trans_cfg)},
+	{IWL_PCI_DEVICE(0xD340, PCI_ANY_ID, iwl_sc_trans_cfg)},
+	{IWL_PCI_DEVICE(0x6E70, PCI_ANY_ID, iwl_sc_trans_cfg)},
 #endif /* CONFIG_IWLMVM */
 
 	{0}
@@ -1115,15 +1119,24 @@ static const struct iwl_dev_info iwl_dev_info_table[] = {
 		      IWL_CFG_ANY, IWL_CFG_ANY, IWL_CFG_ANY,
 		      IWL_CFG_ANY, IWL_CFG_ANY, IWL_CFG_ANY,
 		      iwl_cfg_sc, iwl_sc_name),
+	_IWL_DEV_INFO(IWL_CFG_ANY, IWL_CFG_ANY,
+		      IWL_CFG_MAC_TYPE_SC2, IWL_CFG_ANY,
+		      IWL_CFG_ANY, IWL_CFG_ANY, IWL_CFG_ANY,
+		      IWL_CFG_ANY, IWL_CFG_ANY, IWL_CFG_ANY,
+		      iwl_cfg_sc2, iwl_sc2_name),
+	_IWL_DEV_INFO(IWL_CFG_ANY, IWL_CFG_ANY,
+		      IWL_CFG_MAC_TYPE_SC2F, IWL_CFG_ANY,
+		      IWL_CFG_ANY, IWL_CFG_ANY, IWL_CFG_ANY,
+		      IWL_CFG_ANY, IWL_CFG_ANY, IWL_CFG_ANY,
+		      iwl_cfg_sc2f, iwl_sc2f_name),
 #endif /* CONFIG_IWLMVM */
 };
 
 /*
  * Read rf id and cdb info from prph register and store it
  */
-static int get_crf_id(struct iwl_trans *iwl_trans)
+static void get_crf_id(struct iwl_trans *iwl_trans)
 {
-	int ret = 0;
 	u32 sd_reg_ver_addr;
 	u32 val = 0;
 
@@ -1150,8 +1163,6 @@ static int get_crf_id(struct iwl_trans *iwl_trans)
 	IWL_INFO(iwl_trans, "Detected crf-id 0x%x, cnv-id 0x%x wfpm id 0x%x\n",
 		 iwl_trans->hw_crf_id, iwl_trans->hw_cnv_id,
 		 iwl_trans->hw_wfpm_id);
-
-	return ret;
 }
 
 /*
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/rx.c b/drivers/net/wireless/intel/iwlwifi/pcie/rx.c
index 07931c2db4..9c2461ba13 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/rx.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/rx.c
@@ -1351,8 +1351,7 @@ static void iwl_pcie_rx_handle_rb(struct iwl_trans *trans,
 		if (len < sizeof(*pkt) || offset > max_len)
 			break;
 
-		trace_iwlwifi_dev_rx(trans->dev, trans, pkt, len);
-		trace_iwlwifi_dev_rx_data(trans->dev, trans, pkt, len);
+		maybe_trace_iwlwifi_dev_rx(trans, pkt, len);
 
 		/* Reclaim a command buffer only if this packet is a response
 		 *   to a (driver-originated) command.
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c
index c9e5bda8f0..a4a4772330 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c
@@ -290,6 +290,16 @@ static void iwl_pcie_get_rf_name(struct iwl_trans *trans)
 	case CSR_HW_RFID_TYPE(CSR_HW_RF_ID_TYPE_MS):
 		pos = scnprintf(buf, buflen, "MS");
 		break;
+	case CSR_HW_RFID_TYPE(CSR_HW_RF_ID_TYPE_FM):
+		pos = scnprintf(buf, buflen, "FM");
+		break;
+	case CSR_HW_RFID_TYPE(CSR_HW_RF_ID_TYPE_WP):
+		if (SILICON_Z_STEP ==
+		    CSR_HW_RFID_STEP(trans->hw_rf_id))
+			pos = scnprintf(buf, buflen, "WHTC");
+		else
+			pos = scnprintf(buf, buflen, "WH");
+		break;
 	default:
 		return;
 	}
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
index d10208075a..63e13577af 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
@@ -2108,18 +2108,29 @@ static void iwl_trans_pcie_removal_wk(struct work_struct *wk)
 		container_of(wk, struct iwl_trans_pcie_removal, work);
 	struct pci_dev *pdev = removal->pdev;
 	static char *prop[] = {"EVENT=INACCESSIBLE", NULL};
-	struct pci_bus *bus = pdev->bus;
+	struct pci_bus *bus;
+
+	pci_lock_rescan_remove();
+
+	bus = pdev->bus;
+	/* in this case, something else already removed the device */
+	if (!bus)
+		goto out;
 
 	dev_err(&pdev->dev, "Device gone - attempting removal\n");
+
 	kobject_uevent_env(&pdev->dev.kobj, KOBJ_CHANGE, prop);
-	pci_lock_rescan_remove();
-	pci_dev_put(pdev);
+
 	pci_stop_and_remove_bus_device(pdev);
-	if (removal->rescan && bus) {
+	pci_dev_put(pdev);
+
+	if (removal->rescan) {
 		if (bus->parent)
 			bus = bus->parent;
 		pci_rescan_bus(bus);
 	}
+
+out:
 	pci_unlock_rescan_remove();
 
 	kfree(removal);
@@ -2134,6 +2145,7 @@ void iwl_trans_pcie_remove(struct iwl_trans *trans, bool rescan)
 		return;
 
 	IWL_ERR(trans, "Device gone - scheduling removal!\n");
+	iwl_pcie_dump_csr(trans);
 
 	/*
 	 * get a module reference to avoid doing this
@@ -2366,32 +2378,6 @@ static int iwl_trans_pcie_read_config32(struct iwl_trans *trans, u32 ofs,
 				     ofs, val);
 }
 
-static void iwl_trans_pcie_block_txq_ptrs(struct iwl_trans *trans, bool block)
-{
-	int i;
-
-	for (i = 0; i < trans->trans_cfg->base_params->num_of_queues; i++) {
-		struct iwl_txq *txq = trans->txqs.txq[i];
-
-		if (i == trans->txqs.cmd.q_id)
-			continue;
-
-		spin_lock_bh(&txq->lock);
-
-		if (!block && !(WARN_ON_ONCE(!txq->block))) {
-			txq->block--;
-			if (!txq->block) {
-				iwl_write32(trans, HBUS_TARG_WRPTR,
-					    txq->write_ptr | (i << 8));
-			}
-		} else if (block) {
-			txq->block++;
-		}
-
-		spin_unlock_bh(&txq->lock);
-	}
-}
-
 #define IWL_FLUSH_WAIT_MS	2000
 
 static int iwl_trans_pcie_rxq_dma_data(struct iwl_trans *trans, int queue,
@@ -3573,7 +3559,6 @@ static const struct iwl_trans_ops trans_ops_pcie = {
 	.wait_tx_queues_empty = iwl_trans_pcie_wait_txqs_empty,
 
 	.freeze_txq_timer = iwl_trans_txq_freeze_timer,
-	.block_txq_ptrs = iwl_trans_pcie_block_txq_ptrs,
 #ifdef CONFIG_IWLWIFI_DEBUGFS
 	.debugfs_cleanup = iwl_trans_pcie_debugfs_cleanup,
 #endif
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c b/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c
index c72a84d8bb..aabbef114b 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c
@@ -1,7 +1,7 @@
 // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
 /*
  * Copyright (C) 2017 Intel Deutschland GmbH
- * Copyright (C) 2018-2020 Intel Corporation
+ * Copyright (C) 2018-2020, 2023 Intel Corporation
  */
 #include <net/tso.h>
 #include <linux/tcp.h>
@@ -42,6 +42,9 @@ int iwl_pcie_gen2_enqueue_hcmd(struct iwl_trans *trans,
 	struct iwl_tfh_tfd *tfd;
 	unsigned long flags;
 
+	if (WARN_ON(cmd->flags & CMD_BLOCK_TXQS))
+		return -EINVAL;
+
 	copy_size = sizeof(struct iwl_cmd_header_wide);
 	cmd_size = sizeof(struct iwl_cmd_header_wide);
 
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/tx.c b/drivers/net/wireless/intel/iwlwifi/pcie/tx.c
index 2f39b639c4..6c2b37e56c 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/tx.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/tx.c
@@ -873,6 +873,33 @@ void iwl_trans_pcie_txq_disable(struct iwl_trans *trans, int txq_id,
 
 /*************** HOST COMMAND QUEUE FUNCTIONS   *****/
 
+static void iwl_trans_pcie_block_txq_ptrs(struct iwl_trans *trans, bool block)
+{
+	int i;
+
+	for (i = 0; i < trans->trans_cfg->base_params->num_of_queues; i++) {
+		struct iwl_txq *txq = trans->txqs.txq[i];
+
+		if (i == trans->txqs.cmd.q_id)
+			continue;
+
+		/* we skip the command queue (obviously) so it's OK to nest */
+		spin_lock_nested(&txq->lock, 1);
+
+		if (!block && !(WARN_ON_ONCE(!txq->block))) {
+			txq->block--;
+			if (!txq->block) {
+				iwl_write32(trans, HBUS_TARG_WRPTR,
+					    txq->write_ptr | (i << 8));
+			}
+		} else if (block) {
+			txq->block++;
+		}
+
+		spin_unlock(&txq->lock);
+	}
+}
+
 /*
  * iwl_pcie_enqueue_hcmd - enqueue a uCode command
  * @priv: device private data point
@@ -1137,6 +1164,9 @@ int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans,
 		goto out;
 	}
 
+	if (cmd->flags & CMD_BLOCK_TXQS)
+		iwl_trans_pcie_block_txq_ptrs(trans, true);
+
 	/* Increment and update queue's write index */
 	txq->write_ptr = iwl_txq_inc_wrap(trans, txq->write_ptr);
 	iwl_pcie_txq_inc_wr_ptr(trans, txq);
@@ -1202,8 +1232,8 @@ void iwl_pcie_hcmd_complete(struct iwl_trans *trans,
 		meta->source->_rx_page_order = trans_pcie->rx_page_order;
 	}
 
-	if (meta->flags & CMD_WANT_ASYNC_CALLBACK)
-		iwl_op_mode_async_cb(trans->op_mode, cmd);
+	if (meta->flags & CMD_BLOCK_TXQS)
+		iwl_trans_pcie_block_txq_ptrs(trans, false);
 
 	iwl_pcie_cmdq_reclaim(trans, txq_id, index);