From 071106ecf68c401173c58808b1cf5f68cc50d390 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 05 Jan 2024 08:39:27 +0000
Subject: [PATCH] change wifi driver to cypress
---
kernel/drivers/ntb/hw/intel/ntb_hw_intel.h | 38 +++++++++++---------------------------
1 files changed, 11 insertions(+), 27 deletions(-)
diff --git a/kernel/drivers/ntb/hw/intel/ntb_hw_intel.h b/kernel/drivers/ntb/hw/intel/ntb_hw_intel.h
index c49ff89..05e2335 100644
--- a/kernel/drivers/ntb/hw/intel/ntb_hw_intel.h
+++ b/kernel/drivers/ntb/hw/intel/ntb_hw_intel.h
@@ -53,6 +53,7 @@
#include <linux/ntb.h>
#include <linux/pci.h>
+#include <linux/io-64-nonatomic-lo-hi.h>
/* PCI device IDs */
#define PCI_DEVICE_ID_INTEL_NTB_B2B_JSF 0x3725
@@ -71,6 +72,7 @@
#define PCI_DEVICE_ID_INTEL_NTB_PS_BDX 0x6F0E
#define PCI_DEVICE_ID_INTEL_NTB_SS_BDX 0x6F0F
#define PCI_DEVICE_ID_INTEL_NTB_B2B_SKX 0x201C
+#define PCI_DEVICE_ID_INTEL_NTB_B2B_ICX 0x347e
/* Ntb control and link status */
#define NTB_CTL_CFG_LOCK BIT(0)
@@ -101,7 +103,7 @@
struct intel_ntb_reg {
int (*poll_link)(struct intel_ntb_dev *ndev);
int (*link_is_up)(struct intel_ntb_dev *ndev);
- u64 (*db_ioread)(void __iomem *mmio);
+ u64 (*db_ioread)(const void __iomem *mmio);
void (*db_iowrite)(u64 db_bits, void __iomem *mmio);
unsigned long ntb_ctl;
resource_size_t db_size;
@@ -119,6 +121,7 @@
unsigned long bar0_base;
unsigned long bar2_xlat;
unsigned long bar2_limit;
+ unsigned short bar2_idx;
};
struct intel_b2b_addr {
@@ -181,6 +184,9 @@
struct dentry *debugfs_dir;
struct dentry *debugfs_info;
+
+ /* gen4 entries */
+ int dev_up;
};
#define ntb_ndev(__ntb) container_of(__ntb, struct intel_ntb_dev, ntb)
@@ -218,33 +224,11 @@
return 0;
}
-#ifndef ioread64
-#ifdef readq
-#define ioread64 readq
-#else
-#define ioread64 _ioread64
-static inline u64 _ioread64(void __iomem *mmio)
+static inline int pdev_is_gen4(struct pci_dev *pdev)
{
- u64 low, high;
+ if (pdev->device == PCI_DEVICE_ID_INTEL_NTB_B2B_ICX)
+ return 1;
- low = ioread32(mmio);
- high = ioread32(mmio + sizeof(u32));
- return low | (high << 32);
+ return 0;
}
-#endif
-#endif
-
-#ifndef iowrite64
-#ifdef writeq
-#define iowrite64 writeq
-#else
-#define iowrite64 _iowrite64
-static inline void _iowrite64(u64 val, void __iomem *mmio)
-{
- iowrite32(val, mmio);
- iowrite32(val >> 32, mmio + sizeof(u32));
-}
-#endif
-#endif
-
#endif
--
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