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Commit b3e0aeeb authored by Karsten Keil's avatar Karsten Keil
Browse files

Fix remaining big endian issue of hfcmulti 



The driver was not so bad at big endian at all, only the optimised fifo
read/write functions need a fix, with this fix the driver works on
a pegasus PPC machine.

Signed-off-by: default avatarKarsten Keil <kkeil@suse.de>
parent ff4cc1de

drivers/isdn/hardware/mISDN/hfcmulti.c

+13 −14
Original line number Diff line number Diff line
@@ -140,7 +140,7 @@ 
 * #define HFC_REGISTER_DEBUG

 */



static const char *hfcmulti_revision = "2.00";

static const char *hfcmulti_revision = "2.01";



#include <linux/module.h>

#include <linux/pci.h>
@@ -427,12 +427,12 @@ write_fifo_regio(struct hfc_multi *hc, u_char *data, int len) 
{

	outb(A_FIFO_DATA0, (hc->pci_iobase)+4);

	while (len>>2) {

		outl(*(u32 *)data, hc->pci_iobase);

		outl(cpu_to_le32(*(u32 *)data), hc->pci_iobase);

		data += 4;

		len -= 4;

	}

	while (len>>1) {

		outw(*(u16 *)data, hc->pci_iobase);

		outw(cpu_to_le16(*(u16 *)data), hc->pci_iobase);

		data += 2;

		len -= 2;

	}
@@ -447,17 +447,19 @@ void 
write_fifo_pcimem(struct hfc_multi *hc, u_char *data, int len)

{

	while (len>>2) {

		writel(*(u32 *)data, (hc->pci_membase)+A_FIFO_DATA0);

		writel(cpu_to_le32(*(u32 *)data),

			hc->pci_membase + A_FIFO_DATA0);

		data += 4;

		len -= 4;

	}

	while (len>>1) {

		writew(*(u16 *)data, (hc->pci_membase)+A_FIFO_DATA0);

		writew(cpu_to_le16(*(u16 *)data),

			hc->pci_membase + A_FIFO_DATA0);

		data += 2;

		len -= 2;

	}

	while (len) {

		writeb(*data, (hc->pci_membase)+A_FIFO_DATA0);

		writeb(*data, hc->pci_membase + A_FIFO_DATA0);

		data++;

		len--;

	}
@@ -468,12 +470,12 @@ read_fifo_regio(struct hfc_multi *hc, u_char *data, int len) 
{

	outb(A_FIFO_DATA0, (hc->pci_iobase)+4);

	while (len>>2) {

		*(u32 *)data = inl(hc->pci_iobase);

		*(u32 *)data = le32_to_cpu(inl(hc->pci_iobase));

		data += 4;

		len -= 4;

	}

	while (len>>1) {

		*(u16 *)data = inw(hc->pci_iobase);

		*(u16 *)data = le16_to_cpu(inw(hc->pci_iobase));

		data += 2;

		len -= 2;

	}
@@ -490,18 +492,18 @@ read_fifo_pcimem(struct hfc_multi *hc, u_char *data, int len) 
{

	while (len>>2) {

		*(u32 *)data =

			readl((hc->pci_membase)+A_FIFO_DATA0);

			le32_to_cpu(readl(hc->pci_membase + A_FIFO_DATA0));

		data += 4;

		len -= 4;

	}

	while (len>>1) {

		*(u16 *)data =

			readw((hc->pci_membase)+A_FIFO_DATA0);

			le16_to_cpu(readw(hc->pci_membase + A_FIFO_DATA0));

		data += 2;

		len -= 2;

	}

	while (len) {

		*data = readb((hc->pci_membase)+A_FIFO_DATA0);

		*data = readb(hc->pci_membase + A_FIFO_DATA0);

		data++;

		len--;

	}
@@ -5251,9 +5253,6 @@ HFCmulti_init(void) 
	if (debug & DEBUG_HFCMULTI_INIT)

		printk(KERN_DEBUG "%s: init entered\n", __func__);



#ifdef __BIG_ENDIAN

#error "not running on big endian machines now"

#endif

	hfc_interrupt = symbol_get(ztdummy_extern_interrupt);

	register_interrupt = symbol_get(ztdummy_register_interrupt);

	unregister_interrupt = symbol_get(ztdummy_unregister_interrupt);