From a72abfca95f36dea268b5e19e3cbeb0959e83518 Mon Sep 17 00:00:00 2001
From: Luca Coelho <luciano.coelho@intel.com>
Date: Mon, 4 Nov 2019 22:51:54 +0200
Subject: [PATCH] iwlwifi: add trans_cfg for devices with long latency
Git-commit: a72abfca95f36dea268b5e19e3cbeb0959e83518
Patch-mainline: v5.7-rc1
References: jsc#SLE-13430
A couple of SoCs, which can be recognized by PCI device IDs 0xA0F0 and
0x43F0, need a longer wait for the xtal to stabilize. To handle this,
add a new trans_cfg structure for Qu devices with a larger
xtal_latency value and apply them to the devices recognized by these
IDs. Also add a flag that allows us to inform the FW that the low
latency xtal should be used.
Change-id: I8a14c6af45ea14d8e7f1ef38a589158f38d0c0ea
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
drivers/net/wireless/intel/iwlwifi/cfg/22000.c | 12 ++++++++++++
drivers/net/wireless/intel/iwlwifi/iwl-config.h | 1 +
drivers/net/wireless/intel/iwlwifi/pcie/drv.c | 5 +++--
3 files changed, 16 insertions(+), 2 deletions(-)
diff --git a/drivers/net/wireless/intel/iwlwifi/cfg/22000.c b/drivers/net/wireless/intel/iwlwifi/cfg/22000.c
index 66f5df74a321..7b67c1ebbedf 100644
--- a/drivers/net/wireless/intel/iwlwifi/cfg/22000.c
+++ b/drivers/net/wireless/intel/iwlwifi/cfg/22000.c
@@ -246,6 +246,18 @@ const struct iwl_cfg_trans_params iwl_qu_trans_cfg = {
.xtal_latency = 5000,
};
+const struct iwl_cfg_trans_params iwl_qu_long_latency_trans_cfg = {
+ .mq_rx_supported = true,
+ .use_tfh = true,
+ .rf_id = true,
+ .gen2 = true,
+ .device_family = IWL_DEVICE_FAMILY_22000,
+ .base_params = &iwl_22000_base_params,
+ .integrated = true,
+ .xtal_latency = 12000,
+ .low_latency_xtal = true,
+};
+
const struct iwl_cfg_trans_params iwl_qnj_trans_cfg = {
.mq_rx_supported = true,
.use_tfh = true,
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-config.h b/drivers/net/wireless/intel/iwlwifi/iwl-config.h
index 3069a322ca75..ec715ee17156 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-config.h
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-config.h
@@ -507,6 +507,7 @@ extern const struct iwl_cfg_trans_params iwl9000_trans_cfg;
extern const struct iwl_cfg_trans_params iwl9560_trans_cfg;
extern const struct iwl_cfg_trans_params iwl9560_shared_clk_trans_cfg;
extern const struct iwl_cfg_trans_params iwl_qu_trans_cfg;
+extern const struct iwl_cfg_trans_params iwl_qu_long_latency_trans_cfg;
extern const struct iwl_cfg_trans_params iwl_qnj_trans_cfg;
extern const struct iwl_cfg_trans_params iwl_ax200_trans_cfg;
extern const char iwl9162_name[];
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c
index ba4773e07bf2..d6735453849d 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c
@@ -526,8 +526,9 @@ static const struct pci_device_id iwl_hw_card_ids[] = {
{IWL_PCI_DEVICE(0x06F0, PCI_ANY_ID, iwl_qu_trans_cfg)},
{IWL_PCI_DEVICE(0x34F0, PCI_ANY_ID, iwl_qu_trans_cfg)},
{IWL_PCI_DEVICE(0x3DF0, PCI_ANY_ID, iwl_qu_trans_cfg)},
- {IWL_PCI_DEVICE(0x43F0, PCI_ANY_ID, iwl_qu_trans_cfg)},
- {IWL_PCI_DEVICE(0xA0F0, PCI_ANY_ID, iwl_qu_trans_cfg)},
+
+ {IWL_PCI_DEVICE(0x43F0, PCI_ANY_ID, iwl_qu_long_latency_trans_cfg)},
+ {IWL_PCI_DEVICE(0xA0F0, PCI_ANY_ID, iwl_qu_long_latency_trans_cfg)},
{IWL_PCI_DEVICE(0x2720, PCI_ANY_ID, iwl_qnj_trans_cfg)},
--
2.16.4