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sfc: Rename SPI stuff to show that it is Falcon-specific

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Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
This commit is contained in:
Ben Hutchings 2012-11-28 04:12:41 +00:00
parent 964e61355e
commit ecd0a6f0f2
4 changed files with 47 additions and 47 deletions
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30
drivers/net/ethernet/sfc/falcon.c
View File

@ -434,7 +434,7 @@ static int falcon_spi_wait(struct efx_nic *efx)
}
}
int falcon_spi_cmd(struct efx_nic *efx, const struct efx_spi_device *spi,
int falcon_spi_cmd(struct efx_nic *efx, const struct falcon_spi_device *spi,
unsigned int command, int address,
const void *in, void *out, size_t len)
{
@ -491,22 +491,22 @@ int falcon_spi_cmd(struct efx_nic *efx, const struct efx_spi_device *spi,
}
static size_t
falcon_spi_write_limit(const struct efx_spi_device *spi, size_t start)
falcon_spi_write_limit(const struct falcon_spi_device *spi, size_t start)
{
return min(FALCON_SPI_MAX_LEN,
(spi->block_size - (start & (spi->block_size - 1))));
}
static inline u8
efx_spi_munge_command(const struct efx_spi_device *spi,
const u8 command, const unsigned int address)
falcon_spi_munge_command(const struct falcon_spi_device *spi,
const u8 command, const unsigned int address)
{
return command | (((address >> 8) & spi->munge_address) << 3);
}
/* Wait up to 10 ms for buffered write completion */
int
falcon_spi_wait_write(struct efx_nic *efx, const struct efx_spi_device *spi)
falcon_spi_wait_write(struct efx_nic *efx, const struct falcon_spi_device *spi)
{
unsigned long timeout = jiffies + 1 + DIV_ROUND_UP(HZ, 100);
u8 status;
@ -530,7 +530,7 @@ falcon_spi_wait_write(struct efx_nic *efx, const struct efx_spi_device *spi)
}
}
int falcon_spi_read(struct efx_nic *efx, const struct efx_spi_device *spi,
int falcon_spi_read(struct efx_nic *efx, const struct falcon_spi_device *spi,
loff_t start, size_t len, size_t *retlen, u8 *buffer)
{
size_t block_len, pos = 0;
@ -540,7 +540,7 @@ int falcon_spi_read(struct efx_nic *efx, const struct efx_spi_device *spi,
while (pos < len) {
block_len = min(len - pos, FALCON_SPI_MAX_LEN);
command = efx_spi_munge_command(spi, SPI_READ, start + pos);
command = falcon_spi_munge_command(spi, SPI_READ, start + pos);
rc = falcon_spi_cmd(efx, spi, command, start + pos, NULL,
buffer + pos, block_len);
if (rc)
@ -561,7 +561,7 @@ int falcon_spi_read(struct efx_nic *efx, const struct efx_spi_device *spi,
}
int
falcon_spi_write(struct efx_nic *efx, const struct efx_spi_device *spi,
falcon_spi_write(struct efx_nic *efx, const struct falcon_spi_device *spi,
loff_t start, size_t len, size_t *retlen, const u8 *buffer)
{
u8 verify_buffer[FALCON_SPI_MAX_LEN];
@ -576,7 +576,7 @@ falcon_spi_write(struct efx_nic *efx, const struct efx_spi_device *spi,
block_len = min(len - pos,
falcon_spi_write_limit(spi, start + pos));
command = efx_spi_munge_command(spi, SPI_WRITE, start + pos);
command = falcon_spi_munge_command(spi, SPI_WRITE, start + pos);
rc = falcon_spi_cmd(efx, spi, command, start + pos,
buffer + pos, NULL, block_len);
if (rc)
@ -586,7 +586,7 @@ falcon_spi_write(struct efx_nic *efx, const struct efx_spi_device *spi,
if (rc)
break;
command = efx_spi_munge_command(spi, SPI_READ, start + pos);
command = falcon_spi_munge_command(spi, SPI_READ, start + pos);
rc = falcon_spi_cmd(efx, spi, command, start + pos,
NULL, verify_buffer, block_len);
if (memcmp(verify_buffer, buffer + pos, block_len)) {
@ -1481,15 +1481,15 @@ falcon_read_nvram(struct efx_nic *efx, struct falcon_nvconfig *nvconfig_out)
{
struct falcon_nic_data *nic_data = efx->nic_data;
struct falcon_nvconfig *nvconfig;
struct efx_spi_device *spi;
struct falcon_spi_device *spi;
void *region;
int rc, magic_num, struct_ver;
__le16 *word, *limit;
u32 csum;
if (efx_spi_present(&nic_data->spi_flash))
if (falcon_spi_present(&nic_data->spi_flash))
spi = &nic_data->spi_flash;
else if (efx_spi_present(&nic_data->spi_eeprom))
else if (falcon_spi_present(&nic_data->spi_eeprom))
spi = &nic_data->spi_eeprom;
else
return -EINVAL;
@ -1504,7 +1504,7 @@ falcon_read_nvram(struct efx_nic *efx, struct falcon_nvconfig *nvconfig_out)
mutex_unlock(&nic_data->spi_lock);
if (rc) {
netif_err(efx, hw, efx->net_dev, "Failed to read %s\n",
efx_spi_present(&nic_data->spi_flash) ?
falcon_spi_present(&nic_data->spi_flash) ?
"flash" : "EEPROM");
rc = -EIO;
goto out;
@ -1849,7 +1849,7 @@ static int falcon_reset_sram(struct efx_nic *efx)
}
static void falcon_spi_device_init(struct efx_nic *efx,
struct efx_spi_device *spi_device,
struct falcon_spi_device *spi_device,
unsigned int device_id, u32 device_type)
{
if (device_type != 0) {

42
drivers/net/ethernet/sfc/mtd.c
View File

@ -22,7 +22,7 @@
#include "mcdi.h"
#include "mcdi_pcol.h"
#define EFX_SPI_VERIFY_BUF_LEN 16
#define FALCON_SPI_VERIFY_BUF_LEN 16
struct efx_mtd_partition {
struct mtd_info mtd;
@ -50,7 +50,7 @@ struct efx_mtd_ops {
struct efx_mtd {
struct list_head node;
struct efx_nic *efx;
const struct efx_spi_device *spi;
const struct falcon_spi_device *spi;
const char *name;
const struct efx_mtd_ops *ops;
size_t n_parts;
@ -71,10 +71,10 @@ static int siena_mtd_probe(struct efx_nic *efx);
/* SPI utilities */
static int
efx_spi_slow_wait(struct efx_mtd_partition *part, bool uninterruptible)
falcon_spi_slow_wait(struct efx_mtd_partition *part, bool uninterruptible)
{
struct efx_mtd *efx_mtd = part->mtd.priv;
const struct efx_spi_device *spi = efx_mtd->spi;
const struct falcon_spi_device *spi = efx_mtd->spi;
struct efx_nic *efx = efx_mtd->efx;
u8 status;
int rc, i;
@ -98,7 +98,7 @@ efx_spi_slow_wait(struct efx_mtd_partition *part, bool uninterruptible)
}
static int
efx_spi_unlock(struct efx_nic *efx, const struct efx_spi_device *spi)
falcon_spi_unlock(struct efx_nic *efx, const struct falcon_spi_device *spi)
{
const u8 unlock_mask = (SPI_STATUS_BP2 | SPI_STATUS_BP1 |
SPI_STATUS_BP0);
@ -133,14 +133,14 @@ efx_spi_unlock(struct efx_nic *efx, const struct efx_spi_device *spi)
}
static int
efx_spi_erase(struct efx_mtd_partition *part, loff_t start, size_t len)
falcon_spi_erase(struct efx_mtd_partition *part, loff_t start, size_t len)
{
struct efx_mtd *efx_mtd = part->mtd.priv;
const struct efx_spi_device *spi = efx_mtd->spi;
const struct falcon_spi_device *spi = efx_mtd->spi;
struct efx_nic *efx = efx_mtd->efx;
unsigned pos, block_len;
u8 empty[EFX_SPI_VERIFY_BUF_LEN];
u8 buffer[EFX_SPI_VERIFY_BUF_LEN];
u8 empty[FALCON_SPI_VERIFY_BUF_LEN];
u8 buffer[FALCON_SPI_VERIFY_BUF_LEN];
int rc;
if (len != spi->erase_size)
@ -149,7 +149,7 @@ efx_spi_erase(struct efx_mtd_partition *part, loff_t start, size_t len)
if (spi->erase_command == 0)
return -EOPNOTSUPP;
rc = efx_spi_unlock(efx, spi);
rc = falcon_spi_unlock(efx, spi);
if (rc)
return rc;
rc = falcon_spi_cmd(efx, spi, SPI_WREN, -1, NULL, NULL, 0);
@ -159,7 +159,7 @@ efx_spi_erase(struct efx_mtd_partition *part, loff_t start, size_t len)
NULL, 0);
if (rc)
return rc;
rc = efx_spi_slow_wait(part, false);
rc = falcon_spi_slow_wait(part, false);
/* Verify the entire region has been wiped */
memset(empty, 0xff, sizeof(empty));
@ -319,7 +319,7 @@ static int falcon_mtd_read(struct mtd_info *mtd, loff_t start,
{
struct efx_mtd_partition *part = to_efx_mtd_partition(mtd);
struct efx_mtd *efx_mtd = mtd->priv;
const struct efx_spi_device *spi = efx_mtd->spi;
const struct falcon_spi_device *spi = efx_mtd->spi;
struct efx_nic *efx = efx_mtd->efx;
struct falcon_nic_data *nic_data = efx->nic_data;
int rc;
@ -344,7 +344,7 @@ static int falcon_mtd_erase(struct mtd_info *mtd, loff_t start, size_t len)
rc = mutex_lock_interruptible(&nic_data->spi_lock);
if (rc)
return rc;
rc = efx_spi_erase(part, part->offset + start, len);
rc = falcon_spi_erase(part, part->offset + start, len);
mutex_unlock(&nic_data->spi_lock);
return rc;
}
@ -354,7 +354,7 @@ static int falcon_mtd_write(struct mtd_info *mtd, loff_t start,
{
struct efx_mtd_partition *part = to_efx_mtd_partition(mtd);
struct efx_mtd *efx_mtd = mtd->priv;
const struct efx_spi_device *spi = efx_mtd->spi;
const struct falcon_spi_device *spi = efx_mtd->spi;
struct efx_nic *efx = efx_mtd->efx;
struct falcon_nic_data *nic_data = efx->nic_data;
int rc;
@ -377,7 +377,7 @@ static int falcon_mtd_sync(struct mtd_info *mtd)
int rc;
mutex_lock(&nic_data->spi_lock);
rc = efx_spi_slow_wait(part, true);
rc = falcon_spi_slow_wait(part, true);
mutex_unlock(&nic_data->spi_lock);
return rc;
}
@ -392,14 +392,14 @@ static const struct efx_mtd_ops falcon_mtd_ops = {
static int falcon_mtd_probe(struct efx_nic *efx)
{
struct falcon_nic_data *nic_data = efx->nic_data;
struct efx_spi_device *spi;
struct falcon_spi_device *spi;
struct efx_mtd *efx_mtd;
int rc = -ENODEV;
ASSERT_RTNL();
spi = &nic_data->spi_flash;
if (efx_spi_present(spi) && spi->size > FALCON_FLASH_BOOTCODE_START) {
if (falcon_spi_present(spi) && spi->size > FALCON_FLASH_BOOTCODE_START) {
efx_mtd = kzalloc(sizeof(*efx_mtd) + sizeof(efx_mtd->part[0]),
GFP_KERNEL);
if (!efx_mtd)
@ -425,7 +425,7 @@ static int falcon_mtd_probe(struct efx_nic *efx)
}
spi = &nic_data->spi_eeprom;
if (efx_spi_present(spi) && spi->size > EFX_EEPROM_BOOTCONFIG_START) {
if (falcon_spi_present(spi) && spi->size > FALCON_EEPROM_BOOTCONFIG_START) {
efx_mtd = kzalloc(sizeof(*efx_mtd) + sizeof(efx_mtd->part[0]),
GFP_KERNEL);
if (!efx_mtd)
@ -439,10 +439,10 @@ static int falcon_mtd_probe(struct efx_nic *efx)
efx_mtd->part[0].mtd.type = MTD_RAM;
efx_mtd->part[0].mtd.flags = MTD_CAP_RAM;
efx_mtd->part[0].mtd.size =
min(spi->size, EFX_EEPROM_BOOTCONFIG_END) -
EFX_EEPROM_BOOTCONFIG_START;
min(spi->size, FALCON_EEPROM_BOOTCONFIG_END) -
FALCON_EEPROM_BOOTCONFIG_START;
efx_mtd->part[0].mtd.erasesize = spi->erase_size;
efx_mtd->part[0].offset = EFX_EEPROM_BOOTCONFIG_START;
efx_mtd->part[0].offset = FALCON_EEPROM_BOOTCONFIG_START;
efx_mtd->part[0].type_name = "sfc_bootconfig";
rc = efx_mtd_probe_device(efx, efx_mtd);

4
drivers/net/ethernet/sfc/nic.h
View File

@ -184,8 +184,8 @@ struct falcon_nic_data {
bool stats_pending;
struct timer_list stats_timer;
u32 *stats_dma_done;
struct efx_spi_device spi_flash;
struct efx_spi_device spi_eeprom;
struct falcon_spi_device spi_flash;
struct falcon_spi_device spi_eeprom;
struct mutex spi_lock;
struct mutex mdio_lock;
bool xmac_poll_required;

18
drivers/net/ethernet/sfc/spi.h
View File

@ -35,7 +35,7 @@
#define SPI_STATUS_NRDY 0x01 /* Device busy flag */
/**
* struct efx_spi_device - an Efx SPI (Serial Peripheral Interface) device
* struct falcon_spi_device - a Falcon SPI (Serial Peripheral Interface) device
* @device_id: Controller's id for the device
* @size: Size (in bytes)
* @addr_len: Number of address bytes in read/write commands
@ -51,7 +51,7 @@
* @block_size: Write block size (in bytes).
* Write commands are limited to blocks with this size and alignment.
*/
struct efx_spi_device {
struct falcon_spi_device {
int device_id;
unsigned int size;
unsigned int addr_len;
@ -61,21 +61,21 @@ struct efx_spi_device {
unsigned int block_size;
};
static inline bool efx_spi_present(const struct efx_spi_device *spi)
static inline bool falcon_spi_present(const struct falcon_spi_device *spi)
{
return spi->size != 0;
}
int falcon_spi_cmd(struct efx_nic *efx,
const struct efx_spi_device *spi, unsigned int command,
const struct falcon_spi_device *spi, unsigned int command,
int address, const void *in, void *out, size_t len);
int falcon_spi_wait_write(struct efx_nic *efx,
const struct efx_spi_device *spi);
const struct falcon_spi_device *spi);
int falcon_spi_read(struct efx_nic *efx,
const struct efx_spi_device *spi, loff_t start,
const struct falcon_spi_device *spi, loff_t start,
size_t len, size_t *retlen, u8 *buffer);
int falcon_spi_write(struct efx_nic *efx,
const struct efx_spi_device *spi, loff_t start,
const struct falcon_spi_device *spi, loff_t start,
size_t len, size_t *retlen, const u8 *buffer);
/*
@ -93,7 +93,7 @@ int falcon_spi_write(struct efx_nic *efx,
*/
#define FALCON_NVCONFIG_END 0x400U
#define FALCON_FLASH_BOOTCODE_START 0x8000U
#define EFX_EEPROM_BOOTCONFIG_START 0x800U
#define EFX_EEPROM_BOOTCONFIG_END 0x1800U
#define FALCON_EEPROM_BOOTCONFIG_START 0x800U
#define FALCON_EEPROM_BOOTCONFIG_END 0x1800U
#endif /* EFX_SPI_H */