diff options
author | Dominik Brodowski <linux@dominikbrodowski.net> | 2006-03-31 17:26:06 +0200 |
---|---|---|
committer | Dominik Brodowski <linux@dominikbrodowski.net> | 2006-03-31 17:26:06 +0200 |
commit | 15b99ac1729503db9e6dc642a50b9b6cb3bf51f9 (patch) | |
tree | cfb8897487beba502aac2b28bc35066a87e34299 /drivers/scsi/pcmcia | |
parent | fba395eee7d3f342ca739c20f5b3ee635d0420a0 (diff) | |
download | kernel_samsung_espresso10-15b99ac1729503db9e6dc642a50b9b6cb3bf51f9.zip kernel_samsung_espresso10-15b99ac1729503db9e6dc642a50b9b6cb3bf51f9.tar.gz kernel_samsung_espresso10-15b99ac1729503db9e6dc642a50b9b6cb3bf51f9.tar.bz2 |
[PATCH] pcmcia: add return value to _config() functions
Most of the driver initialization isn't done in the .probe function, but in
the internal _config() functions. Make them return a value, so that .probe
can properly report whether the probing of the device succeeded or not.
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
Diffstat (limited to 'drivers/scsi/pcmcia')
-rw-r--r-- | drivers/scsi/pcmcia/aha152x_stub.c | 19 | ||||
-rw-r--r-- | drivers/scsi/pcmcia/fdomain_stub.c | 73 | ||||
-rw-r--r-- | drivers/scsi/pcmcia/nsp_cs.c | 21 | ||||
-rw-r--r-- | drivers/scsi/pcmcia/nsp_cs.h | 2 | ||||
-rw-r--r-- | drivers/scsi/pcmcia/qlogic_stub.c | 19 | ||||
-rw-r--r-- | drivers/scsi/pcmcia/sym53c500_cs.c | 19 |
6 files changed, 74 insertions, 79 deletions
diff --git a/drivers/scsi/pcmcia/aha152x_stub.c b/drivers/scsi/pcmcia/aha152x_stub.c index 21c6b10..7caa700 100644 --- a/drivers/scsi/pcmcia/aha152x_stub.c +++ b/drivers/scsi/pcmcia/aha152x_stub.c @@ -96,11 +96,11 @@ typedef struct scsi_info_t { static void aha152x_release_cs(struct pcmcia_device *link); static void aha152x_detach(struct pcmcia_device *p_dev); -static void aha152x_config_cs(struct pcmcia_device *link); +static int aha152x_config_cs(struct pcmcia_device *link); static struct pcmcia_device *dev_list; -static int aha152x_attach(struct pcmcia_device *link) +static int aha152x_probe(struct pcmcia_device *link) { scsi_info_t *info; @@ -123,9 +123,7 @@ static int aha152x_attach(struct pcmcia_device *link) link->conf.Present = PRESENT_OPTION; link->state |= DEV_PRESENT | DEV_CONFIG_PENDING; - aha152x_config_cs(link); - - return 0; + return aha152x_config_cs(link); } /* aha152x_attach */ /*====================================================================*/ @@ -146,7 +144,7 @@ static void aha152x_detach(struct pcmcia_device *link) #define CS_CHECK(fn, ret) \ do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) -static void aha152x_config_cs(struct pcmcia_device *link) +static int aha152x_config_cs(struct pcmcia_device *link) { scsi_info_t *info = link->priv; struct aha152x_setup s; @@ -219,12 +217,12 @@ static void aha152x_config_cs(struct pcmcia_device *link) info->host = host; link->state &= ~DEV_CONFIG_PENDING; - return; - + return 0; + cs_failed: cs_error(link, last_fn, last_ret); aha152x_release_cs(link); - return; + return -ENODEV; } static void aha152x_release_cs(struct pcmcia_device *link) @@ -259,7 +257,7 @@ static struct pcmcia_driver aha152x_cs_driver = { .drv = { .name = "aha152x_cs", }, - .probe = aha152x_attach, + .probe = aha152x_probe, .remove = aha152x_detach, .id_table = aha152x_ids, .resume = aha152x_resume, @@ -278,4 +276,3 @@ static void __exit exit_aha152x_cs(void) module_init(init_aha152x_cs); module_exit(exit_aha152x_cs); - diff --git a/drivers/scsi/pcmcia/fdomain_stub.c b/drivers/scsi/pcmcia/fdomain_stub.c index 4e69271..80afd3e 100644 --- a/drivers/scsi/pcmcia/fdomain_stub.c +++ b/drivers/scsi/pcmcia/fdomain_stub.c @@ -81,33 +81,32 @@ typedef struct scsi_info_t { static void fdomain_release(struct pcmcia_device *link); static void fdomain_detach(struct pcmcia_device *p_dev); -static void fdomain_config(struct pcmcia_device *link); +static int fdomain_config(struct pcmcia_device *link); -static int fdomain_attach(struct pcmcia_device *link) +static int fdomain_probe(struct pcmcia_device *link) { - scsi_info_t *info; - - DEBUG(0, "fdomain_attach()\n"); - - /* Create new SCSI device */ - info = kmalloc(sizeof(*info), GFP_KERNEL); - if (!info) return -ENOMEM; - memset(info, 0, sizeof(*info)); - info->p_dev = link; - link->priv = info; - link->io.NumPorts1 = 0x10; - link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; - link->io.IOAddrLines = 10; - link->irq.Attributes = IRQ_TYPE_EXCLUSIVE; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; - link->conf.Attributes = CONF_ENABLE_IRQ; - link->conf.IntType = INT_MEMORY_AND_IO; - link->conf.Present = PRESENT_OPTION; - - link->state |= DEV_PRESENT | DEV_CONFIG_PENDING; - fdomain_config(link); - - return 0; + scsi_info_t *info; + + DEBUG(0, "fdomain_attach()\n"); + + /* Create new SCSI device */ + info = kzalloc(sizeof(*info), GFP_KERNEL); + if (!info) + return -ENOMEM; + + info->p_dev = link; + link->priv = info; + link->io.NumPorts1 = 0x10; + link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; + link->io.IOAddrLines = 10; + link->irq.Attributes = IRQ_TYPE_EXCLUSIVE; + link->irq.IRQInfo1 = IRQ_LEVEL_ID; + link->conf.Attributes = CONF_ENABLE_IRQ; + link->conf.IntType = INT_MEMORY_AND_IO; + link->conf.Present = PRESENT_OPTION; + + link->state |= DEV_PRESENT | DEV_CONFIG_PENDING; + return fdomain_config(link); } /* fdomain_attach */ /*====================================================================*/ @@ -127,7 +126,7 @@ static void fdomain_detach(struct pcmcia_device *link) #define CS_CHECK(fn, ret) \ do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) -static void fdomain_config(struct pcmcia_device *link) +static int fdomain_config(struct pcmcia_device *link) { scsi_info_t *info = link->priv; tuple_t tuple; @@ -150,7 +149,7 @@ static void fdomain_config(struct pcmcia_device *link) /* Configure card */ link->state |= DEV_CONFIG; - + tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple)); while (1) { @@ -167,35 +166,35 @@ static void fdomain_config(struct pcmcia_device *link) CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq)); CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf)); - + /* A bad hack... */ release_region(link->io.BasePort1, link->io.NumPorts1); /* Set configuration options for the fdomain driver */ sprintf(str, "%d,%d", link->io.BasePort1, link->irq.AssignedIRQ); fdomain_setup(str); - + host = __fdomain_16x0_detect(&fdomain_driver_template); if (!host) { printk(KERN_INFO "fdomain_cs: no SCSI devices found\n"); goto cs_failed; } - - scsi_add_host(host, NULL); /* XXX handle failure */ + + if (scsi_add_host(host, NULL)) + goto cs_failed; scsi_scan_host(host); sprintf(info->node.dev_name, "scsi%d", host->host_no); link->dev_node = &info->node; info->host = host; - + link->state &= ~DEV_CONFIG_PENDING; - return; - + return 0; + cs_failed: cs_error(link, last_fn, last_ret); fdomain_release(link); - return; - + return -ENODEV; } /* fdomain_config */ /*====================================================================*/ @@ -234,7 +233,7 @@ static struct pcmcia_driver fdomain_cs_driver = { .drv = { .name = "fdomain_cs", }, - .probe = fdomain_attach, + .probe = fdomain_probe, .remove = fdomain_detach, .id_table = fdomain_ids, .resume = fdomain_resume, diff --git a/drivers/scsi/pcmcia/nsp_cs.c b/drivers/scsi/pcmcia/nsp_cs.c index ce4d7d8..deec1c3 100644 --- a/drivers/scsi/pcmcia/nsp_cs.c +++ b/drivers/scsi/pcmcia/nsp_cs.c @@ -1593,10 +1593,11 @@ static int nsp_eh_host_reset(Scsi_Cmnd *SCpnt) configure the card at this point -- we wait until we receive a card insertion event. ======================================================================*/ -static int nsp_cs_attach(struct pcmcia_device *link) +static int nsp_cs_probe(struct pcmcia_device *link) { scsi_info_t *info; nsp_hw_data *data = &nsp_data_base; + int ret; nsp_dbg(NSP_DEBUG_INIT, "in"); @@ -1630,10 +1631,10 @@ static int nsp_cs_attach(struct pcmcia_device *link) link->conf.Present = PRESENT_OPTION; link->state |= DEV_PRESENT | DEV_CONFIG_PENDING; - nsp_cs_config(link); + ret = nsp_cs_config(link); nsp_dbg(NSP_DEBUG_INIT, "link=0x%p", link); - return 0; + return ret; } /* nsp_cs_attach */ @@ -1665,8 +1666,9 @@ static void nsp_cs_detach(struct pcmcia_device *link) #define CS_CHECK(fn, ret) \ do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) /*====================================================================*/ -static void nsp_cs_config(struct pcmcia_device *link) +static int nsp_cs_config(struct pcmcia_device *link) { + int ret; scsi_info_t *info = link->priv; tuple_t tuple; cisparse_t parse; @@ -1842,7 +1844,10 @@ static void nsp_cs_config(struct pcmcia_device *link) #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,74)) - scsi_add_host (host, NULL); + ret = scsi_add_host (host, NULL); + if (ret) + goto cs_failed; + scsi_scan_host(host); snprintf(info->node.dev_name, sizeof(info->node.dev_name), "scsi%d", host->host_no); @@ -1917,14 +1922,14 @@ static void nsp_cs_config(struct pcmcia_device *link) printk("\n"); link->state &= ~DEV_CONFIG_PENDING; - return; + return 0; cs_failed: nsp_dbg(NSP_DEBUG_INIT, "config fail"); cs_error(link, last_fn, last_ret); nsp_cs_release(link); - return; + return -ENODEV; } /* nsp_cs_config */ #undef CS_CHECK @@ -2033,7 +2038,7 @@ static struct pcmcia_driver nsp_driver = { .drv = { .name = "nsp_cs", }, - .probe = nsp_cs_attach, + .probe = nsp_cs_probe, .remove = nsp_cs_detach, .id_table = nsp_cs_ids, .suspend = nsp_cs_suspend, diff --git a/drivers/scsi/pcmcia/nsp_cs.h b/drivers/scsi/pcmcia/nsp_cs.h index ce348b3..8908b8e 100644 --- a/drivers/scsi/pcmcia/nsp_cs.h +++ b/drivers/scsi/pcmcia/nsp_cs.h @@ -298,7 +298,7 @@ typedef struct _nsp_hw_data { /* Card service functions */ static void nsp_cs_detach (struct pcmcia_device *p_dev); static void nsp_cs_release(struct pcmcia_device *link); -static void nsp_cs_config (struct pcmcia_device *link); +static int nsp_cs_config (struct pcmcia_device *link); /* Linux SCSI subsystem specific functions */ static struct Scsi_Host *nsp_detect (struct scsi_host_template *sht); diff --git a/drivers/scsi/pcmcia/qlogic_stub.c b/drivers/scsi/pcmcia/qlogic_stub.c index a2a1c4b..61c2eb0 100644 --- a/drivers/scsi/pcmcia/qlogic_stub.c +++ b/drivers/scsi/pcmcia/qlogic_stub.c @@ -99,7 +99,7 @@ typedef struct scsi_info_t { static void qlogic_release(struct pcmcia_device *link); static void qlogic_detach(struct pcmcia_device *p_dev); -static void qlogic_config(struct pcmcia_device * link); +static int qlogic_config(struct pcmcia_device * link); static struct Scsi_Host *qlogic_detect(struct scsi_host_template *host, struct pcmcia_device *link, int qbase, int qlirq) @@ -156,7 +156,7 @@ free_scsi_host: err: return NULL; } -static int qlogic_attach(struct pcmcia_device *link) +static int qlogic_probe(struct pcmcia_device *link) { scsi_info_t *info; @@ -179,9 +179,7 @@ static int qlogic_attach(struct pcmcia_device *link) link->conf.Present = PRESENT_OPTION; link->state |= DEV_PRESENT | DEV_CONFIG_PENDING; - qlogic_config(link); - - return 0; + return qlogic_config(link); } /* qlogic_attach */ /*====================================================================*/ @@ -202,7 +200,7 @@ static void qlogic_detach(struct pcmcia_device *link) #define CS_CHECK(fn, ret) \ do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) -static void qlogic_config(struct pcmcia_device * link) +static int qlogic_config(struct pcmcia_device * link) { scsi_info_t *info = link->priv; tuple_t tuple; @@ -267,21 +265,20 @@ static void qlogic_config(struct pcmcia_device * link) if (!host) { printk(KERN_INFO "%s: no SCSI devices found\n", qlogic_name); - goto out; + goto cs_failed; } sprintf(info->node.dev_name, "scsi%d", host->host_no); link->dev_node = &info->node; info->host = host; -out: link->state &= ~DEV_CONFIG_PENDING; - return; + return 0; cs_failed: cs_error(link, last_fn, last_ret); pcmcia_disable_device(link); - return; + return -ENODEV; } /* qlogic_config */ @@ -350,7 +347,7 @@ static struct pcmcia_driver qlogic_cs_driver = { .drv = { .name = "qlogic_cs", }, - .probe = qlogic_attach, + .probe = qlogic_probe, .remove = qlogic_detach, .id_table = qlogic_ids, .resume = qlogic_resume, diff --git a/drivers/scsi/pcmcia/sym53c500_cs.c b/drivers/scsi/pcmcia/sym53c500_cs.c index 49a37de..b443220 100644 --- a/drivers/scsi/pcmcia/sym53c500_cs.c +++ b/drivers/scsi/pcmcia/sym53c500_cs.c @@ -707,7 +707,7 @@ static struct scsi_host_template sym53c500_driver_template = { #define CS_CHECK(fn, ret) \ do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) -static void +static int SYM53C500_config(struct pcmcia_device *link) { struct scsi_info_t *info = link->priv; @@ -836,7 +836,8 @@ next_entry: scsi_scan_host(host); - goto out; /* SUCCESS */ + link->state &= ~DEV_CONFIG_PENDING; + return 0; err_free_irq: free_irq(irq_level, host); @@ -845,15 +846,13 @@ err_free_scsi: err_release: release_region(port_base, 0x10); printk(KERN_INFO "sym53c500_cs: no SCSI devices found\n"); - -out: link->state &= ~DEV_CONFIG_PENDING; - return; + return -ENODEV; cs_failed: cs_error(link, last_fn, last_ret); SYM53C500_release(link); - return; + return -ENODEV; } /* SYM53C500_config */ static int sym53c500_resume(struct pcmcia_device *link) @@ -892,7 +891,7 @@ SYM53C500_detach(struct pcmcia_device *link) } /* SYM53C500_detach */ static int -SYM53C500_attach(struct pcmcia_device *link) +SYM53C500_probe(struct pcmcia_device *link) { struct scsi_info_t *info; @@ -915,9 +914,7 @@ SYM53C500_attach(struct pcmcia_device *link) link->conf.Present = PRESENT_OPTION; link->state |= DEV_PRESENT | DEV_CONFIG_PENDING; - SYM53C500_config(link); - - return 0; + return SYM53C500_config(link); } /* SYM53C500_attach */ MODULE_AUTHOR("Bob Tracy <rct@frus.com>"); @@ -937,7 +934,7 @@ static struct pcmcia_driver sym53c500_cs_driver = { .drv = { .name = "sym53c500_cs", }, - .probe = SYM53C500_attach, + .probe = SYM53C500_probe, .remove = SYM53C500_detach, .id_table = sym53c500_ids, .resume = sym53c500_resume, |