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[PATCH] parport: constification 

Trivial "const" additions to places in parport that truly are const.

Signed-off-by: Marko Kohtala <marko.kohtala@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Marko Kohtala 2006-01-06 00:19:48 -08:00 committed by Linus Torvalds
parent b44d3bdd6f
commit a6767b7cc6
2 changed files with 21 additions and 15 deletions
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30
drivers/parport/parport_pc.c
View File

@ -1169,7 +1169,7 @@ dump_parport_state ("fwd idle", port);
/* GCC is not inlining extern inline function later overwriten to non-inline,
so we use outlined_ variants here. */
static struct parport_operations parport_pc_ops =
static const struct parport_operations parport_pc_ops =
{
.write_data = parport_pc_write_data,
.read_data = parport_pc_read_data,
@ -1211,10 +1211,11 @@ static struct parport_operations parport_pc_ops =
static void __devinit show_parconfig_smsc37c669(int io, int key)
{
int cr1,cr4,cra,cr23,cr26,cr27,i=0;
static const char *modes[]={ "SPP and Bidirectional (PS/2)",
"EPP and SPP",
"ECP",
"ECP and EPP" };
static const char *const modes[]={
"SPP and Bidirectional (PS/2)",
"EPP and SPP",
"ECP",
"ECP and EPP" };
outb(key,io);
outb(key,io);
@ -1288,7 +1289,7 @@ static void __devinit show_parconfig_smsc37c669(int io, int key)
static void __devinit show_parconfig_winbond(int io, int key)
{
int cr30,cr60,cr61,cr70,cr74,crf0,i=0;
static const char *modes[] = {
static const char *const modes[] = {
"Standard (SPP) and Bidirectional(PS/2)", /* 0 */
"EPP-1.9 and SPP",
"ECP",
@ -1297,7 +1298,9 @@ static void __devinit show_parconfig_winbond(int io, int key)
"EPP-1.7 and SPP", /* 5 */
"undefined!",
"ECP and EPP-1.7" };
static char *irqtypes[] = { "pulsed low, high-Z", "follows nACK" };
static char *const irqtypes[] = {
"pulsed low, high-Z",
"follows nACK" };
/* The registers are called compatible-PnP because the
register layout is modelled after ISA-PnP, the access
@ -2396,7 +2399,8 @@ EXPORT_SYMBOL (parport_pc_unregister_port);
/* ITE support maintained by Rich Liu <richliu@poorman.org> */
static int __devinit sio_ite_8872_probe (struct pci_dev *pdev, int autoirq,
int autodma, struct parport_pc_via_data *via)
int autodma,
const struct parport_pc_via_data *via)
{
short inta_addr[6] = { 0x2A0, 0x2C0, 0x220, 0x240, 0x1E0 };
struct resource *base_res;
@ -2524,7 +2528,8 @@ static struct parport_pc_via_data via_8231_data __devinitdata = {
};
static int __devinit sio_via_probe (struct pci_dev *pdev, int autoirq,
int autodma, struct parport_pc_via_data *via)
int autodma,
const struct parport_pc_via_data *via)
{
u8 tmp, tmp2, siofunc;
u8 ppcontrol = 0;
@ -2694,8 +2699,9 @@ enum parport_pc_sio_types {
/* each element directly indexed from enum list, above */
static struct parport_pc_superio {
int (*probe) (struct pci_dev *pdev, int autoirq, int autodma, struct parport_pc_via_data *via);
struct parport_pc_via_data *via;
int (*probe) (struct pci_dev *pdev, int autoirq, int autodma,
const struct parport_pc_via_data *via);
const struct parport_pc_via_data *via;
} parport_pc_superio_info[] __devinitdata = {
{ sio_via_probe, &via_686a_data, },
{ sio_via_probe, &via_8231_data, },
@ -2828,7 +2834,7 @@ static struct parport_pc_pci {
/* netmos_9815 */ { 2, { { 0, -1 }, { 2, -1 }, } }, /* untested */
};
static struct pci_device_id parport_pc_pci_tbl[] = {
static const struct pci_device_id parport_pc_pci_tbl[] = {
/* Super-IO onboard chips */
{ 0x1106, 0x0686, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sio_via_686a },
{ 0x1106, 0x8231, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sio_via_8231 },

6
drivers/parport/probe.c
View File

@ -11,9 +11,9 @@
#include <linux/string.h>
#include <asm/uaccess.h>
static struct {
char *token;
char *descr;
static const struct {
const char *token;
const char *descr;
} classes[] = {
{ "", "Legacy device" },
{ "PRINTER", "Printer" },