diff options
Diffstat (limited to 'drivers/fmc')
| -rw-r--r-- | drivers/fmc/Kconfig | 2 | ||||
| -rw-r--r-- | drivers/fmc/fmc-core.c | 22 | ||||
| -rw-r--r-- | drivers/fmc/fmc-sdb.c | 41 | ||||
| -rw-r--r-- | drivers/fmc/fmc-write-eeprom.c | 2 |
4 files changed, 49 insertions, 18 deletions
diff --git a/drivers/fmc/Kconfig b/drivers/fmc/Kconfig index c01cf45bc3d..3a75f4256d0 100644 --- a/drivers/fmc/Kconfig +++ b/drivers/fmc/Kconfig @@ -46,6 +46,6 @@ config FMC_CHARDEV This driver matches every mezzanine device and allows user space to read and write registers using a char device. It can be used to write user-space drivers, or just get - aquainted with a mezzanine before writing its specific driver. + acquainted with a mezzanine before writing its specific driver. endif # FMC diff --git a/drivers/fmc/fmc-core.c b/drivers/fmc/fmc-core.c index 24d52497524..353fc546fb0 100644 --- a/drivers/fmc/fmc-core.c +++ b/drivers/fmc/fmc-core.c @@ -99,10 +99,23 @@ static ssize_t fmc_read_eeprom(struct file *file, struct kobject *kobj, return count; } +static ssize_t fmc_write_eeprom(struct file *file, struct kobject *kobj, + struct bin_attribute *bin_attr, + char *buf, loff_t off, size_t count) +{ + struct device *dev; + struct fmc_device *fmc; + + dev = container_of(kobj, struct device, kobj); + fmc = container_of(dev, struct fmc_device, dev); + return fmc->op->write_ee(fmc, off, buf, count); +} + static struct bin_attribute fmc_eeprom_attr = { - .attr = { .name = "eeprom", .mode = S_IRUGO, }, + .attr = { .name = "eeprom", .mode = S_IRUGO | S_IWUSR, }, .size = 8192, /* more or less standard */ .read = fmc_read_eeprom, + .write = fmc_write_eeprom, }; /* @@ -154,7 +167,7 @@ int fmc_device_register_n(struct fmc_device **devs, int n) ret = -EINVAL; break; } - if (fmc->flags == FMC_DEVICE_NO_MEZZANINE) { + if (fmc->flags & FMC_DEVICE_NO_MEZZANINE) { dev_info(fmc->hwdev, "absent mezzanine in slot %d\n", fmc->slot_id); continue; @@ -189,9 +202,6 @@ int fmc_device_register_n(struct fmc_device **devs, int n) for (i = 0; i < n; i++) { fmc = devarray[i]; - if (fmc->flags == FMC_DEVICE_NO_MEZZANINE) - continue; /* dev_info already done above */ - fmc->nr_slots = n; /* each slot must know how many are there */ fmc->devarray = devarray; @@ -263,8 +273,6 @@ void fmc_device_unregister_n(struct fmc_device **devs, int n) kfree(devs[0]->devarray); for (i = 0; i < n; i++) { - if (devs[i]->flags == FMC_DEVICE_NO_MEZZANINE) - continue; sysfs_remove_bin_file(&devs[i]->dev.kobj, &fmc_eeprom_attr); device_del(&devs[i]->dev); fmc_free_id_info(devs[i]); diff --git a/drivers/fmc/fmc-sdb.c b/drivers/fmc/fmc-sdb.c index 79adc39221e..4603fdb7446 100644 --- a/drivers/fmc/fmc-sdb.c +++ b/drivers/fmc/fmc-sdb.c @@ -150,23 +150,36 @@ int fmc_reprogram(struct fmc_device *fmc, struct fmc_driver *d, char *gw, } EXPORT_SYMBOL(fmc_reprogram); +static char *__strip_trailing_space(char *buf, char *str, int len) +{ + int i = len - 1; + + memcpy(buf, str, len); + while(i >= 0 && buf[i] == ' ') + buf[i--] = '\0'; + return buf; +} + +#define __sdb_string(buf, field) ({ \ + BUILD_BUG_ON(sizeof(buf) < sizeof(field)); \ + __strip_trailing_space(buf, (void *)(field), sizeof(field)); \ + }) + static void __fmc_show_sdb_tree(const struct fmc_device *fmc, const struct sdb_array *arr) { + unsigned long base = arr->baseaddr; int i, j, n = arr->len, level = arr->level; - const struct sdb_array *ap; + char buf[64]; for (i = 0; i < n; i++) { - unsigned long base; union sdb_record *r; struct sdb_product *p; struct sdb_component *c; r = &arr->record[i]; c = &r->dev.sdb_component; p = &c->product; - base = 0; - for (ap = arr; ap; ap = ap->parent) - base += ap->baseaddr; + dev_info(&fmc->dev, "SDB: "); for (j = 0; j < level; j++) @@ -193,8 +206,8 @@ static void __fmc_show_sdb_tree(const struct fmc_device *fmc, p->name, __be64_to_cpu(c->addr_first) + base); if (IS_ERR(arr->subtree[i])) { - printk(KERN_CONT "(bridge error %li)\n", - PTR_ERR(arr->subtree[i])); + dev_info(&fmc->dev, "SDB: (bridge error %li)\n", + PTR_ERR(arr->subtree[i])); break; } __fmc_show_sdb_tree(fmc, arr->subtree[i]); @@ -203,10 +216,20 @@ static void __fmc_show_sdb_tree(const struct fmc_device *fmc, printk(KERN_CONT "integration\n"); break; case sdb_type_repo_url: - printk(KERN_CONT "repo-url\n"); + printk(KERN_CONT "Synthesis repository: %s\n", + __sdb_string(buf, r->repo_url.repo_url)); break; case sdb_type_synthesis: - printk(KERN_CONT "synthesis-info\n"); + printk(KERN_CONT "Bitstream '%s' ", + __sdb_string(buf, r->synthesis.syn_name)); + printk(KERN_CONT "synthesized %08x by %s ", + __be32_to_cpu(r->synthesis.date), + __sdb_string(buf, r->synthesis.user_name)); + printk(KERN_CONT "(%s version %x), ", + __sdb_string(buf, r->synthesis.tool_name), + __be32_to_cpu(r->synthesis.tool_version)); + printk(KERN_CONT "commit %pm\n", + r->synthesis.commit_id); break; case sdb_type_empty: printk(KERN_CONT "empty\n"); diff --git a/drivers/fmc/fmc-write-eeprom.c b/drivers/fmc/fmc-write-eeprom.c index ee5b4790413..9bb2cbd5c9f 100644 --- a/drivers/fmc/fmc-write-eeprom.c +++ b/drivers/fmc/fmc-write-eeprom.c @@ -27,7 +27,7 @@ FMC_PARAM_BUSID(fwe_drv); /* The "file=" is like the generic "gateware=" used elsewhere */ static char *fwe_file[FMC_MAX_CARDS]; static int fwe_file_n; -module_param_array_named(file, fwe_file, charp, &fwe_file_n, 444); +module_param_array_named(file, fwe_file, charp, &fwe_file_n, 0444); static int fwe_run_tlv(struct fmc_device *fmc, const struct firmware *fw, int write) |