Fedora kernel-2.6.17-1.2142_FC4 patched with stable patch-2.6.17.4-vs2.0.2-rc26.diff

[linux-2.6.git] / drivers / net / tulip / tulip.h

diff --git a/drivers/net/tulip/tulip.h b/drivers/net/tulip/tulip.h
index 56d18cc..05d2d96 100644 (file)
--- a/drivers/net/tulip/tulip.h
+++ b/drivers/net/tulip/tulip.h
@@ -149,6 +149,9 @@ enum status_bits {
        TxIntr = 0x01,
 };
 
+/* bit mask for CSR5 TX/RX process state */
+#define CSR5_TS        0x00700000
+#define CSR5_RS        0x000e0000
 
 enum tulip_mode_bits {
        TxThreshold             = (1 << 22),
@@ -379,7 +382,7 @@ struct tulip_private {
        int ttimer;
        int susp_rx;
        unsigned long nir;
-       unsigned long base_addr;
+       void __iomem *base_addr;
        int csr12_shadow;
        int pad0;               /* Used for 8-byte alignment */
 };
@@ -446,40 +449,33 @@ extern struct tulip_chip_table tulip_tbl[];
 void oom_timer(unsigned long data);
 extern u8 t21040_csr13[];
 
-#ifndef USE_IO_OPS
-#undef inb
-#undef inw
-#undef inl
-#undef outb
-#undef outw
-#undef outl
-#define inb(addr) readb((void*)(addr))
-#define inw(addr) readw((void*)(addr))
-#define inl(addr) readl((void*)(addr))
-#define outb(val,addr) writeb((val), (void*)(addr))
-#define outw(val,addr) writew((val), (void*)(addr))
-#define outl(val,addr) writel((val), (void*)(addr))
-#endif /* !USE_IO_OPS */
-
-
-
 static inline void tulip_start_rxtx(struct tulip_private *tp)
 {
-       long ioaddr = tp->base_addr;
-       outl(tp->csr6 | RxTx, ioaddr + CSR6);
+       void __iomem *ioaddr = tp->base_addr;
+       iowrite32(tp->csr6 | RxTx, ioaddr + CSR6);
        barrier();
-       (void) inl(ioaddr + CSR6); /* mmio sync */
+       (void) ioread32(ioaddr + CSR6); /* mmio sync */
 }
 
 static inline void tulip_stop_rxtx(struct tulip_private *tp)
 {
-       long ioaddr = tp->base_addr;
-       u32 csr6 = inl(ioaddr + CSR6);
+       void __iomem *ioaddr = tp->base_addr;
+       u32 csr6 = ioread32(ioaddr + CSR6);
 
        if (csr6 & RxTx) {
-               outl(csr6 & ~RxTx, ioaddr + CSR6);
+               unsigned i=1300/10;
+               iowrite32(csr6 & ~RxTx, ioaddr + CSR6);
                barrier();
-               (void) inl(ioaddr + CSR6); /* mmio sync */
+               /* wait until in-flight frame completes.
+                * Max time @ 10BT: 1500*8b/10Mbps == 1200us (+ 100us margin)
+                * Typically expect this loop to end in < 50 us on 100BT.
+                */
+               while (--i && (ioread32(ioaddr + CSR5) & (CSR5_TS|CSR5_RS)))
+                       udelay(10);
+
+               if (!i)
+                       printk(KERN_DEBUG "%s: tulip_stop_rxtx() failed\n",
+                                       pci_name(tp->pdev));
        }
 }