Commit 980b306a authored by Denys Vlasenko's avatar Denys Vlasenko Committed by James Bottomley

[SCSI] aic7xxx: add const

This patch adds more const keywords where appropriate.
Signed-off-by: default avatarDenys Vlasenko <vda.linux@googlemail.com>
Acked-by: default avatarHannes Reinecke <hare@suse.de>
Signed-off-by: default avatarJames Bottomley <James.Bottomley@HansenPartnership.com>
parent d1d7b19d
......@@ -815,7 +815,7 @@ struct ahd_tmode_tstate {
struct ahd_phase_table_entry {
uint8_t phase;
uint8_t mesg_out; /* Message response to parity errors */
char *phasemsg;
const char *phasemsg;
};
/************************** Serial EEPROM Format ******************************/
......@@ -1335,9 +1335,9 @@ extern const int ahd_num_aic7770_devs;
/******************************************************************************/
/***************************** PCI Front End *********************************/
struct ahd_pci_identity *ahd_find_pci_device(ahd_dev_softc_t);
const struct ahd_pci_identity *ahd_find_pci_device(ahd_dev_softc_t);
int ahd_pci_config(struct ahd_softc *,
struct ahd_pci_identity *);
const struct ahd_pci_identity *);
int ahd_pci_test_register_access(struct ahd_softc *);
#ifdef CONFIG_PM
void ahd_pci_suspend(struct ahd_softc *);
......
......@@ -52,7 +52,7 @@
/***************************** Lookup Tables **********************************/
static char *ahd_chip_names[] =
static const char *const ahd_chip_names[] =
{
"NONE",
"aic7901",
......@@ -66,10 +66,10 @@ static const u_int num_chip_names = ARRAY_SIZE(ahd_chip_names);
*/
struct ahd_hard_error_entry {
uint8_t errno;
char *errmesg;
const char *errmesg;
};
static struct ahd_hard_error_entry ahd_hard_errors[] = {
static const struct ahd_hard_error_entry ahd_hard_errors[] = {
{ DSCTMOUT, "Discard Timer has timed out" },
{ ILLOPCODE, "Illegal Opcode in sequencer program" },
{ SQPARERR, "Sequencer Parity Error" },
......@@ -79,7 +79,7 @@ static struct ahd_hard_error_entry ahd_hard_errors[] = {
};
static const u_int num_errors = ARRAY_SIZE(ahd_hard_errors);
static struct ahd_phase_table_entry ahd_phase_table[] =
static const struct ahd_phase_table_entry ahd_phase_table[] =
{
{ P_DATAOUT, MSG_NOOP, "in Data-out phase" },
{ P_DATAIN, MSG_INITIATOR_DET_ERR, "in Data-in phase" },
......@@ -213,7 +213,7 @@ static void ahd_dumpseq(struct ahd_softc *ahd);
#endif
static void ahd_loadseq(struct ahd_softc *ahd);
static int ahd_check_patch(struct ahd_softc *ahd,
struct patch **start_patch,
const struct patch **start_patch,
u_int start_instr, u_int *skip_addr);
static u_int ahd_resolve_seqaddr(struct ahd_softc *ahd,
u_int address);
......@@ -254,7 +254,7 @@ static void ahd_freeze_devq(struct ahd_softc *ahd,
struct scb *scb);
static void ahd_handle_scb_status(struct ahd_softc *ahd,
struct scb *scb);
static struct ahd_phase_table_entry* ahd_lookup_phase_entry(int phase);
static const struct ahd_phase_table_entry* ahd_lookup_phase_entry(int phase);
static void ahd_shutdown(void *arg);
static void ahd_update_coalescing_values(struct ahd_softc *ahd,
u_int timer,
......@@ -4337,11 +4337,11 @@ ahd_print_devinfo(struct ahd_softc *ahd, struct ahd_devinfo *devinfo)
devinfo->target, devinfo->lun);
}
static struct ahd_phase_table_entry*
static const struct ahd_phase_table_entry*
ahd_lookup_phase_entry(int phase)
{
struct ahd_phase_table_entry *entry;
struct ahd_phase_table_entry *last_entry;
const struct ahd_phase_table_entry *entry;
const struct ahd_phase_table_entry *last_entry;
/*
* num_phases doesn't include the default entry which
......@@ -9354,7 +9354,7 @@ ahd_loadseq(struct ahd_softc *ahd)
struct cs cs_table[num_critical_sections];
u_int begin_set[num_critical_sections];
u_int end_set[num_critical_sections];
struct patch *cur_patch;
const struct patch *cur_patch;
u_int cs_count;
u_int cur_cs;
u_int i;
......@@ -9509,11 +9509,11 @@ ahd_loadseq(struct ahd_softc *ahd)
}
static int
ahd_check_patch(struct ahd_softc *ahd, struct patch **start_patch,
ahd_check_patch(struct ahd_softc *ahd, const struct patch **start_patch,
u_int start_instr, u_int *skip_addr)
{
struct patch *cur_patch;
struct patch *last_patch;
const struct patch *cur_patch;
const struct patch *last_patch;
u_int num_patches;
num_patches = ARRAY_SIZE(patches);
......@@ -9547,7 +9547,7 @@ ahd_check_patch(struct ahd_softc *ahd, struct patch **start_patch,
static u_int
ahd_resolve_seqaddr(struct ahd_softc *ahd, u_int address)
{
struct patch *cur_patch;
const struct patch *cur_patch;
int address_offset;
u_int skip_addr;
u_int i;
......
......@@ -193,7 +193,7 @@ struct ahd_linux_iocell_opts
#define AIC79XX_PRECOMP_INDEX 0
#define AIC79XX_SLEWRATE_INDEX 1
#define AIC79XX_AMPLITUDE_INDEX 2
static struct ahd_linux_iocell_opts aic79xx_iocell_info[] =
static const struct ahd_linux_iocell_opts aic79xx_iocell_info[] =
{
AIC79XX_DEFAULT_IOOPTS,
AIC79XX_DEFAULT_IOOPTS,
......@@ -557,13 +557,11 @@ ahd_linux_info(struct Scsi_Host *host)
bp = &buffer[0];
ahd = *(struct ahd_softc **)host->hostdata;
memset(bp, 0, sizeof(buffer));
strcpy(bp, "Adaptec AIC79XX PCI-X SCSI HBA DRIVER, Rev ");
strcat(bp, AIC79XX_DRIVER_VERSION);
strcat(bp, "\n");
strcat(bp, " <");
strcpy(bp, "Adaptec AIC79XX PCI-X SCSI HBA DRIVER, Rev " AIC79XX_DRIVER_VERSION "\n"
" <");
strcat(bp, ahd->description);
strcat(bp, ">\n");
strcat(bp, " ");
strcat(bp, ">\n"
" ");
ahd_controller_info(ahd, ahd_info);
strcat(bp, ahd_info);
......@@ -1148,7 +1146,7 @@ aic79xx_setup(char *s)
char *p;
char *end;
static struct {
static const struct {
const char *name;
uint32_t *flag;
} options[] = {
......@@ -1380,7 +1378,7 @@ ahd_platform_init(struct ahd_softc *ahd)
* Lookup and commit any modified IO Cell options.
*/
if (ahd->unit < ARRAY_SIZE(aic79xx_iocell_info)) {
struct ahd_linux_iocell_opts *iocell_opts;
const struct ahd_linux_iocell_opts *iocell_opts;
iocell_opts = &aic79xx_iocell_info[ahd->unit];
if (iocell_opts->precomp != AIC79XX_DEFAULT_PRECOMP)
......@@ -2770,7 +2768,7 @@ static void ahd_linux_set_pcomp_en(struct scsi_target *starget, int pcomp)
uint8_t precomp;
if (ahd->unit < ARRAY_SIZE(aic79xx_iocell_info)) {
struct ahd_linux_iocell_opts *iocell_opts;
const struct ahd_linux_iocell_opts *iocell_opts;
iocell_opts = &aic79xx_iocell_info[ahd->unit];
precomp = iocell_opts->precomp;
......
......@@ -49,7 +49,7 @@
ID2C(x), \
ID2C(IDIROC(x))
static struct pci_device_id ahd_linux_pci_id_table[] = {
static const struct pci_device_id ahd_linux_pci_id_table[] = {
/* aic7901 based controllers */
ID(ID_AHA_29320A),
ID(ID_AHA_29320ALP),
......@@ -159,7 +159,7 @@ ahd_linux_pci_dev_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
char buf[80];
struct ahd_softc *ahd;
ahd_dev_softc_t pci;
struct ahd_pci_identity *entry;
const struct ahd_pci_identity *entry;
char *name;
int error;
struct device *dev = &pdev->dev;
......
......@@ -97,7 +97,7 @@ static ahd_device_setup_t ahd_aic7901A_setup;
static ahd_device_setup_t ahd_aic7902_setup;
static ahd_device_setup_t ahd_aic790X_setup;
static struct ahd_pci_identity ahd_pci_ident_table[] =
static const struct ahd_pci_identity ahd_pci_ident_table[] =
{
/* aic7901 based controllers */
{
......@@ -253,7 +253,7 @@ static void ahd_configure_termination(struct ahd_softc *ahd,
static void ahd_pci_split_intr(struct ahd_softc *ahd, u_int intstat);
static void ahd_pci_intr(struct ahd_softc *ahd);
struct ahd_pci_identity *
const struct ahd_pci_identity *
ahd_find_pci_device(ahd_dev_softc_t pci)
{
uint64_t full_id;
......@@ -261,7 +261,7 @@ ahd_find_pci_device(ahd_dev_softc_t pci)
uint16_t vendor;
uint16_t subdevice;
uint16_t subvendor;
struct ahd_pci_identity *entry;
const struct ahd_pci_identity *entry;
u_int i;
vendor = ahd_pci_read_config(pci, PCIR_DEVVENDOR, /*bytes*/2);
......@@ -292,7 +292,7 @@ ahd_find_pci_device(ahd_dev_softc_t pci)
}
int
ahd_pci_config(struct ahd_softc *ahd, struct ahd_pci_identity *entry)
ahd_pci_config(struct ahd_softc *ahd, const struct ahd_pci_identity *entry)
{
struct scb_data *shared_scb_data;
u_int command;
......
......@@ -57,7 +57,7 @@ static int ahd_proc_write_seeprom(struct ahd_softc *ahd,
* Table of syncrates that don't follow the "divisible by 4"
* rule. This table will be expanded in future SCSI specs.
*/
static struct {
static const struct {
u_int period_factor;
u_int period; /* in 100ths of ns */
} scsi_syncrates[] = {
......
......@@ -1114,7 +1114,7 @@ typedef int (ahc_device_setup_t)(struct ahc_softc *);
struct ahc_pci_identity {
uint64_t full_id;
uint64_t id_mask;
char *name;
const char *name;
ahc_device_setup_t *setup;
};
......@@ -1135,9 +1135,9 @@ extern const int ahc_num_aic7770_devs;
/******************************************************************************/
/***************************** PCI Front End *********************************/
struct ahc_pci_identity *ahc_find_pci_device(ahc_dev_softc_t);
const struct ahc_pci_identity *ahc_find_pci_device(ahc_dev_softc_t);
int ahc_pci_config(struct ahc_softc *,
struct ahc_pci_identity *);
const struct ahc_pci_identity *);
int ahc_pci_test_register_access(struct ahc_softc *);
#ifdef CONFIG_PM
void ahc_pci_resume(struct ahc_softc *ahc);
......
......@@ -84,16 +84,16 @@ struct seeprom_cmd {
};
/* Short opcodes for the c46 */
static struct seeprom_cmd seeprom_ewen = {9, {1, 0, 0, 1, 1, 0, 0, 0, 0}};
static struct seeprom_cmd seeprom_ewds = {9, {1, 0, 0, 0, 0, 0, 0, 0, 0}};
static const struct seeprom_cmd seeprom_ewen = {9, {1, 0, 0, 1, 1, 0, 0, 0, 0}};
static const struct seeprom_cmd seeprom_ewds = {9, {1, 0, 0, 0, 0, 0, 0, 0, 0}};
/* Long opcodes for the C56/C66 */
static struct seeprom_cmd seeprom_long_ewen = {11, {1, 0, 0, 1, 1, 0, 0, 0, 0}};
static struct seeprom_cmd seeprom_long_ewds = {11, {1, 0, 0, 0, 0, 0, 0, 0, 0}};
static const struct seeprom_cmd seeprom_long_ewen = {11, {1, 0, 0, 1, 1, 0, 0, 0, 0}};
static const struct seeprom_cmd seeprom_long_ewds = {11, {1, 0, 0, 0, 0, 0, 0, 0, 0}};
/* Common opcodes */
static struct seeprom_cmd seeprom_write = {3, {1, 0, 1}};
static struct seeprom_cmd seeprom_read = {3, {1, 1, 0}};
static const struct seeprom_cmd seeprom_write = {3, {1, 0, 1}};
static const struct seeprom_cmd seeprom_read = {3, {1, 1, 0}};
/*
* Wait for the SEERDY to go high; about 800 ns.
......@@ -108,7 +108,7 @@ static struct seeprom_cmd seeprom_read = {3, {1, 1, 0}};
* Send a START condition and the given command
*/
static void
send_seeprom_cmd(struct seeprom_descriptor *sd, struct seeprom_cmd *cmd)
send_seeprom_cmd(struct seeprom_descriptor *sd, const struct seeprom_cmd *cmd)
{
uint8_t temp;
int i = 0;
......@@ -227,7 +227,7 @@ int
ahc_write_seeprom(struct seeprom_descriptor *sd, uint16_t *buf,
u_int start_addr, u_int count)
{
struct seeprom_cmd *ewen, *ewds;
const struct seeprom_cmd *ewen, *ewds;
uint16_t v;
uint8_t temp;
int i, k;
......
......@@ -221,7 +221,7 @@ static void ahc_dumpseq(struct ahc_softc *ahc);
#endif
static int ahc_loadseq(struct ahc_softc *ahc);
static int ahc_check_patch(struct ahc_softc *ahc,
struct patch **start_patch,
const struct patch **start_patch,
u_int start_instr, u_int *skip_addr);
static void ahc_download_instr(struct ahc_softc *ahc,
u_int instrptr, uint8_t *dconsts);
......@@ -6851,7 +6851,7 @@ ahc_loadseq(struct ahc_softc *ahc)
struct cs cs_table[num_critical_sections];
u_int begin_set[num_critical_sections];
u_int end_set[num_critical_sections];
struct patch *cur_patch;
const struct patch *cur_patch;
u_int cs_count;
u_int cur_cs;
u_int i;
......@@ -6956,11 +6956,11 @@ ahc_loadseq(struct ahc_softc *ahc)
}
static int
ahc_check_patch(struct ahc_softc *ahc, struct patch **start_patch,
ahc_check_patch(struct ahc_softc *ahc, const struct patch **start_patch,
u_int start_instr, u_int *skip_addr)
{
struct patch *cur_patch;
struct patch *last_patch;
const struct patch *cur_patch;
const struct patch *last_patch;
u_int num_patches;
num_patches = ARRAY_SIZE(patches);
......@@ -7019,7 +7019,7 @@ ahc_download_instr(struct ahc_softc *ahc, u_int instrptr, uint8_t *dconsts)
case AIC_OP_JE:
case AIC_OP_JZ:
{
struct patch *cur_patch;
const struct patch *cur_patch;
int address_offset;
u_int address;
u_int skip_addr;
......
......@@ -511,13 +511,11 @@ ahc_linux_info(struct Scsi_Host *host)
bp = &buffer[0];
ahc = *(struct ahc_softc **)host->hostdata;
memset(bp, 0, sizeof(buffer));
strcpy(bp, "Adaptec AIC7XXX EISA/VLB/PCI SCSI HBA DRIVER, Rev ");
strcat(bp, AIC7XXX_DRIVER_VERSION);
strcat(bp, "\n");
strcat(bp, " <");
strcpy(bp, "Adaptec AIC7XXX EISA/VLB/PCI SCSI HBA DRIVER, Rev " AIC7XXX_DRIVER_VERSION "\n"
" <");
strcat(bp, ahc->description);
strcat(bp, ">\n");
strcat(bp, " ");
strcat(bp, ">\n"
" ");
ahc_controller_info(ahc, ahc_info);
strcat(bp, ahc_info);
strcat(bp, "\n");
......@@ -1033,7 +1031,7 @@ aic7xxx_setup(char *s)
char *p;
char *end;
static struct {
static const struct {
const char *name;
uint32_t *flag;
} options[] = {
......
......@@ -46,7 +46,7 @@
*/
#define ID(x) ID_C(x, PCI_CLASS_STORAGE_SCSI)
static struct pci_device_id ahc_linux_pci_id_table[] = {
static const struct pci_device_id ahc_linux_pci_id_table[] = {
/* aic7850 based controllers */
ID(ID_AHA_2902_04_10_15_20C_30C),
/* aic7860 based controllers */
......@@ -206,7 +206,7 @@ ahc_linux_pci_dev_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
const uint64_t mask_39bit = 0x7FFFFFFFFFULL;
struct ahc_softc *ahc;
ahc_dev_softc_t pci;
struct ahc_pci_identity *entry;
const struct ahc_pci_identity *entry;
char *name;
int error;
struct device *dev = &pdev->dev;
......
......@@ -168,8 +168,7 @@ static ahc_device_setup_t ahc_aha394XX_setup;
static ahc_device_setup_t ahc_aha494XX_setup;
static ahc_device_setup_t ahc_aha398XX_setup;
static struct ahc_pci_identity ahc_pci_ident_table [] =
{
static const struct ahc_pci_identity ahc_pci_ident_table[] = {
/* aic7850 based controllers */
{
ID_AHA_2902_04_10_15_20C_30C,
......@@ -668,7 +667,7 @@ ahc_9005_subdevinfo_valid(uint16_t device, uint16_t vendor,
return (result);
}
struct ahc_pci_identity *
const struct ahc_pci_identity *
ahc_find_pci_device(ahc_dev_softc_t pci)
{
uint64_t full_id;
......@@ -676,7 +675,7 @@ ahc_find_pci_device(ahc_dev_softc_t pci)
uint16_t vendor;
uint16_t subdevice;
uint16_t subvendor;
struct ahc_pci_identity *entry;
const struct ahc_pci_identity *entry;
u_int i;
vendor = ahc_pci_read_config(pci, PCIR_DEVVENDOR, /*bytes*/2);
......@@ -710,7 +709,7 @@ ahc_find_pci_device(ahc_dev_softc_t pci)
}
int
ahc_pci_config(struct ahc_softc *ahc, struct ahc_pci_identity *entry)
ahc_pci_config(struct ahc_softc *ahc, const struct ahc_pci_identity *entry)
{
u_int command;
u_int our_id;
......
......@@ -58,7 +58,7 @@ static int ahc_proc_write_seeprom(struct ahc_softc *ahc,
* Table of syncrates that don't follow the "divisible by 4"
* rule. This table will be expanded in future SCSI specs.
*/
static struct {
static const struct {
u_int period_factor;
u_int period; /* in 100ths of ns */
} scsi_syncrates[] = {
......
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