diff options
Diffstat (limited to 'drivers/pnp/manager.c')
| -rw-r--r-- | drivers/pnp/manager.c | 24 |
1 files changed, 6 insertions, 18 deletions
diff --git a/drivers/pnp/manager.c b/drivers/pnp/manager.c index 17c95188bd1..3bda513a6bd 100644 --- a/drivers/pnp/manager.c +++ b/drivers/pnp/manager.c @@ -3,7 +3,6 @@ * * based on isapnp.c resource management (c) Jaroslav Kysela <perex@suse.cz> * Copyright 2003 Adam Belay <ambx1@neo.rr.com> - * */ #include <linux/errno.h> @@ -222,11 +221,11 @@ static int pnp_assign_dma(struct pnp_dev *dev, struct pnp_dma *rule, int idx) /** * pnp_init_resources - Resets a resource table to default values. * @table: pointer to the desired resource table - * */ void pnp_init_resource_table(struct pnp_resource_table *table) { int idx; + for (idx = 0; idx < PNP_MAX_IRQ; idx++) { table->irq_resource[idx].name = NULL; table->irq_resource[idx].start = -1; @@ -260,11 +259,11 @@ void pnp_init_resource_table(struct pnp_resource_table *table) /** * pnp_clean_resources - clears resources that were not manually set * @res: the resources to clean - * */ static void pnp_clean_resource_table(struct pnp_resource_table *res) { int idx; + for (idx = 0; idx < PNP_MAX_IRQ; idx++) { if (!(res->irq_resource[idx].flags & IORESOURCE_AUTO)) continue; @@ -410,6 +409,7 @@ int pnp_manual_config_dev(struct pnp_dev *dev, struct pnp_resource_table *res, { int i; struct pnp_resource_table *bak; + if (!dev || !res) return -EINVAL; if (!pnp_can_configure(dev)) @@ -454,7 +454,6 @@ int pnp_manual_config_dev(struct pnp_dev *dev, struct pnp_resource_table *res, /** * pnp_auto_config_dev - automatically assigns resources to a device * @dev: pointer to the desired device - * */ int pnp_auto_config_dev(struct pnp_dev *dev) { @@ -491,9 +490,8 @@ int pnp_auto_config_dev(struct pnp_dev *dev) * pnp_start_dev - low-level start of the PnP device * @dev: pointer to the desired device * - * assumes that resources have alread been allocated + * assumes that resources have already been allocated */ - int pnp_start_dev(struct pnp_dev *dev) { if (!pnp_can_write(dev)) { @@ -508,7 +506,6 @@ int pnp_start_dev(struct pnp_dev *dev) } pnp_info("Device %s activated.", dev->dev.bus_id); - return 0; } @@ -518,7 +515,6 @@ int pnp_start_dev(struct pnp_dev *dev) * * does not free resources */ - int pnp_stop_dev(struct pnp_dev *dev) { if (!pnp_can_disable(dev)) { @@ -532,7 +528,6 @@ int pnp_stop_dev(struct pnp_dev *dev) } pnp_info("Device %s disabled.", dev->dev.bus_id); - return 0; } @@ -548,9 +543,8 @@ int pnp_activate_dev(struct pnp_dev *dev) if (!dev) return -EINVAL; - if (dev->active) { + if (dev->active) return 0; /* the device is already active */ - } /* ensure resources are allocated */ if (pnp_auto_config_dev(dev)) @@ -561,7 +555,6 @@ int pnp_activate_dev(struct pnp_dev *dev) return error; dev->active = 1; - return 1; } @@ -577,9 +570,8 @@ int pnp_disable_dev(struct pnp_dev *dev) if (!dev) return -EINVAL; - if (!dev->active) { + if (!dev->active) return 0; /* the device is already disabled */ - } error = pnp_stop_dev(dev); if (error) @@ -600,7 +592,6 @@ int pnp_disable_dev(struct pnp_dev *dev) * @resource: pointer to resource to be changed * @start: start of region * @size: size of region - * */ void pnp_resource_change(struct resource *resource, resource_size_t start, resource_size_t size) @@ -613,9 +604,6 @@ void pnp_resource_change(struct resource *resource, resource_size_t start, } EXPORT_SYMBOL(pnp_manual_config_dev); -#if 0 -EXPORT_SYMBOL(pnp_auto_config_dev); -#endif EXPORT_SYMBOL(pnp_start_dev); EXPORT_SYMBOL(pnp_stop_dev); EXPORT_SYMBOL(pnp_activate_dev); |