diff options
author | Todd Poynor <toddpoynor@google.com> | 2018-07-26 20:07:29 -0700 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-07-27 17:09:17 +0200 |
commit | 803ff424e46260d058daa998cc474639ca017f38 (patch) | |
tree | 311e1185cb8d914bbe71cef7ca8d2eea173ec05d /drivers/staging/gasket/gasket_core.c | |
parent | 6cefe675f12f1b53f963f6b867d40aa4237a35d9 (diff) |
staging: gasket: core: convert to standard logging
Use standard logging functions, drop use of gasket log functions.
Signed-off-by: Todd Poynor <toddpoynor@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/gasket/gasket_core.c')
-rw-r--r-- | drivers/staging/gasket/gasket_core.c | 295 |
1 files changed, 134 insertions, 161 deletions
diff --git a/drivers/staging/gasket/gasket_core.c b/drivers/staging/gasket/gasket_core.c index e8f3b021c20d..f44805c38159 100644 --- a/drivers/staging/gasket/gasket_core.c +++ b/drivers/staging/gasket/gasket_core.c @@ -10,15 +10,16 @@ #include "gasket_interrupt.h" #include "gasket_ioctl.h" -#include "gasket_logging.h" #include "gasket_page_table.h" #include "gasket_sysfs.h" #include <linux/compiler.h> #include <linux/delay.h> +#include <linux/device.h> #include <linux/fs.h> #include <linux/init.h> #include <linux/of.h> +#include <linux/printk.h> #ifdef GASKET_KERNEL_TRACE_SUPPORT #define CREATE_TRACE_POINTS @@ -205,8 +206,8 @@ static inline int check_and_invoke_callback( { int ret = 0; - gasket_log_debug(gasket_dev, "check_and_invoke_callback %p", - cb_function); + dev_dbg(gasket_dev->dev, "check_and_invoke_callback %p\n", + cb_function); if (cb_function) { mutex_lock(&gasket_dev->mutex); ret = cb_function(gasket_dev); @@ -228,8 +229,8 @@ static inline int gasket_check_and_invoke_callback_nolock( int ret = 0; if (cb_function) { - gasket_log_debug( - gasket_dev, "Invoking device-specific callback."); + dev_dbg(gasket_dev->dev, + "Invoking device-specific callback.\n"); ret = cb_function(gasket_dev); } return ret; @@ -250,7 +251,7 @@ static int __init gasket_init(void) { int i; - gasket_nodev_info("Performing one-time init of the Gasket framework."); + pr_info("Performing one-time init of the Gasket framework.\n"); /* Check for duplicates and find a free slot. */ mutex_lock(&g_mutex); for (i = 0; i < GASKET_FRAMEWORK_DESC_MAX; i++) { @@ -267,7 +268,7 @@ static int __init gasket_init(void) static void __exit gasket_exit(void) { /* No deinit/dealloc needed at present. */ - gasket_nodev_info("Removing Gasket framework module."); + pr_info("Removing Gasket framework module.\n"); } /* See gasket_core.h for description. */ @@ -277,15 +278,14 @@ int gasket_register_device(const struct gasket_driver_desc *driver_desc) int desc_idx = -1; struct gasket_internal_desc *internal; - gasket_nodev_info("Initializing Gasket framework device"); + pr_info("Initializing Gasket framework device\n"); /* Check for duplicates and find a free slot. */ mutex_lock(&g_mutex); for (i = 0; i < GASKET_FRAMEWORK_DESC_MAX; i++) { if (g_descs[i].driver_desc == driver_desc) { - gasket_nodev_error( - "%s driver already loaded/registered", - driver_desc->name); + pr_err("%s driver already loaded/registered\n", + driver_desc->name); mutex_unlock(&g_mutex); return -EBUSY; } @@ -301,17 +301,17 @@ int gasket_register_device(const struct gasket_driver_desc *driver_desc) } mutex_unlock(&g_mutex); - gasket_nodev_info("Loaded %s driver, framework version %s", - driver_desc->name, GASKET_FRAMEWORK_VERSION); + pr_info("Loaded %s driver, framework version %s\n", + driver_desc->name, GASKET_FRAMEWORK_VERSION); if (desc_idx == -1) { - gasket_nodev_error("Too many Gasket drivers loaded: %d\n", - GASKET_FRAMEWORK_DESC_MAX); + pr_err("Too many Gasket drivers loaded: %d\n", + GASKET_FRAMEWORK_DESC_MAX); return -EBUSY; } /* Internal structure setup. */ - gasket_nodev_info("Performing initial internal structure setup."); + pr_debug("Performing initial internal structure setup.\n"); internal = &g_descs[desc_idx]; mutex_init(&internal->mutex); memset(internal->devs, 0, sizeof(struct gasket_dev *) * GASKET_DEV_MAX); @@ -324,8 +324,8 @@ int gasket_register_device(const struct gasket_driver_desc *driver_desc) class_create(driver_desc->module, driver_desc->name); if (IS_ERR(internal->class)) { - gasket_nodev_error("Cannot register %s class [ret=%ld]", - driver_desc->name, PTR_ERR(internal->class)); + pr_err("Cannot register %s class [ret=%ld]\n", + driver_desc->name, PTR_ERR(internal->class)); ret = PTR_ERR(internal->class); goto unregister_gasket_driver; } @@ -334,25 +334,24 @@ int gasket_register_device(const struct gasket_driver_desc *driver_desc) * Not using pci_register_driver() (without underscores), as it * depends on KBUILD_MODNAME, and this is a shared file. */ - gasket_nodev_info("Registering PCI driver."); + pr_debug("Registering PCI driver.\n"); ret = __pci_register_driver( &internal->pci, driver_desc->module, driver_desc->name); if (ret) { - gasket_nodev_error( - "cannot register pci driver [ret=%d]", ret); + pr_err("cannot register pci driver [ret=%d]\n", ret); goto fail1; } - gasket_nodev_info("Registering char driver."); + pr_debug("Registering char driver.\n"); ret = register_chrdev_region( MKDEV(driver_desc->major, driver_desc->minor), GASKET_DEV_MAX, driver_desc->name); if (ret) { - gasket_nodev_error("cannot register char driver [ret=%d]", ret); + pr_err("cannot register char driver [ret=%d]\n", ret); goto fail2; } - gasket_nodev_info("Driver registered successfully."); + pr_info("Driver registered successfully.\n"); return 0; fail2: @@ -386,10 +385,9 @@ void gasket_unregister_device(const struct gasket_driver_desc *driver_desc) mutex_unlock(&g_mutex); if (!internal_desc) { - gasket_nodev_error( - "request to unregister unknown desc: %s, %d:%d", - driver_desc->name, driver_desc->major, - driver_desc->minor); + pr_err("request to unregister unknown desc: %s, %d:%d\n", + driver_desc->name, driver_desc->major, + driver_desc->minor); return; } @@ -405,7 +403,7 @@ void gasket_unregister_device(const struct gasket_driver_desc *driver_desc) g_descs[desc_idx].driver_desc = NULL; mutex_unlock(&g_mutex); - gasket_nodev_info("removed %s driver", driver_desc->name); + pr_info("removed %s driver\n", driver_desc->name); } EXPORT_SYMBOL(gasket_unregister_device); @@ -430,7 +428,7 @@ static int gasket_alloc_dev( struct gasket_dev *gasket_dev; struct gasket_cdev_info *dev_info; - gasket_nodev_info("Allocating a Gasket device %s.", kobj_name); + pr_debug("Allocating a Gasket device %s.\n", kobj_name); *pdev = NULL; @@ -440,7 +438,7 @@ static int gasket_alloc_dev( gasket_dev = *pdev = kzalloc(sizeof(*gasket_dev), GFP_KERNEL); if (!gasket_dev) { - gasket_nodev_error("no memory for device"); + pr_err("no memory for device\n"); return -ENOMEM; } internal_desc->devs[dev_idx] = gasket_dev; @@ -466,7 +464,7 @@ static int gasket_alloc_dev( dev_info->device = device_create(internal_desc->class, parent, dev_info->devt, gasket_dev, dev_info->name); - gasket_nodev_info("Gasket device allocated: %p.", dev_info->device); + dev_dbg(dev_info->device, "Gasket device allocated.\n"); /* cdev has not yet been added; cdev_added is 0 */ dev_info->gasket_dev_ptr = gasket_dev; @@ -509,7 +507,7 @@ static int gasket_find_dev_slot( for (i = 0; i < GASKET_DEV_MAX; i++) { if (internal_desc->devs[i] && strcmp(internal_desc->devs[i]->kobj_name, kobj_name) == 0) { - gasket_nodev_error("Duplicate device %s", kobj_name); + pr_err("Duplicate device %s\n", kobj_name); mutex_unlock(&internal_desc->mutex); return -EBUSY; } @@ -522,8 +520,7 @@ static int gasket_find_dev_slot( } if (i == GASKET_DEV_MAX) { - gasket_nodev_info( - "Too many registered devices; max %d", GASKET_DEV_MAX); + pr_err("Too many registered devices; max %d\n", GASKET_DEV_MAX); mutex_unlock(&internal_desc->mutex); return -EBUSY; } @@ -552,13 +549,13 @@ static int gasket_pci_probe( const struct gasket_driver_desc *driver_desc; struct device *parent; - gasket_nodev_info("Add Gasket device %s", kobj_name); + pr_info("Add Gasket device %s\n", kobj_name); mutex_lock(&g_mutex); internal_desc = lookup_internal_desc(pci_dev); mutex_unlock(&g_mutex); if (!internal_desc) { - gasket_nodev_info("PCI probe called for unknown driver type"); + pr_err("PCI probe called for unknown driver type\n"); return -ENODEV; } @@ -569,9 +566,9 @@ static int gasket_pci_probe( if (ret) return ret; if (IS_ERR_OR_NULL(gasket_dev->dev_info.device)) { - gasket_nodev_error("Cannot create %s device %s [ret = %ld]", - driver_desc->name, gasket_dev->dev_info.name, - PTR_ERR(gasket_dev->dev_info.device)); + pr_err("Cannot create %s device %s [ret = %ld]\n", + driver_desc->name, gasket_dev->dev_info.name, + PTR_ERR(gasket_dev->dev_info.device)); ret = -ENODEV; goto fail1; } @@ -583,7 +580,7 @@ static int gasket_pci_probe( ret = check_and_invoke_callback(gasket_dev, driver_desc->add_dev_cb); if (ret) { - gasket_log_error(gasket_dev, "Error in add device cb: %d", ret); + dev_err(gasket_dev->dev, "Error in add device cb: %d\n", ret); goto fail2; } @@ -599,8 +596,8 @@ static int gasket_pci_probe( ret = sysfs_create_link(&gasket_dev->dev_info.device->kobj, &pci_dev->dev.kobj, dev_name(&pci_dev->dev)); if (ret) { - gasket_log_error( - gasket_dev, "Cannot create sysfs pci link: %d", ret); + dev_err(gasket_dev->dev, + "Cannot create sysfs pci link: %d\n", ret); goto fail3; } ret = gasket_sysfs_create_entries( @@ -611,14 +608,13 @@ static int gasket_pci_probe( ret = check_and_invoke_callback( gasket_dev, driver_desc->sysfs_setup_cb); if (ret) { - gasket_log_error( - gasket_dev, "Error in sysfs setup cb: %d", ret); + dev_err(gasket_dev->dev, "Error in sysfs setup cb: %d\n", ret); goto fail5; } ret = gasket_enable_dev(internal_desc, gasket_dev); if (ret) { - gasket_nodev_error("cannot setup %s device", driver_desc->name); + pr_err("cannot setup %s device\n", driver_desc->name); gasket_disable_dev(gasket_dev); goto fail5; } @@ -677,8 +673,7 @@ static void gasket_pci_remove(struct pci_dev *pci_dev) if (!gasket_dev) return; - gasket_nodev_info( - "remove %s device %s", internal_desc->driver_desc->name, + pr_info("remove %s device %s\n", internal_desc->driver_desc->name, gasket_dev->kobj_name); gasket_disable_dev(gasket_dev); @@ -711,7 +706,7 @@ static int gasket_setup_pci( gasket_dev->pci_dev = pci_dev; ret = pci_enable_device(pci_dev); if (ret) { - gasket_log_error(gasket_dev, "cannot enable PCI device"); + dev_err(gasket_dev->dev, "cannot enable PCI device\n"); return ret; } @@ -777,17 +772,16 @@ static int gasket_map_pci_bar(struct gasket_dev *gasket_dev, int bar_num) gasket_dev->bar_data[bar_num].phys_base = (ulong)pci_resource_start(gasket_dev->pci_dev, bar_num); if (!gasket_dev->bar_data[bar_num].phys_base) { - gasket_log_error(gasket_dev, "Cannot get BAR%u base address", - bar_num); + dev_err(gasket_dev->dev, "Cannot get BAR%u base address\n", + bar_num); return -EINVAL; } gasket_dev->bar_data[bar_num].length_bytes = (ulong)pci_resource_len(gasket_dev->pci_dev, bar_num); if (gasket_dev->bar_data[bar_num].length_bytes < desc_bytes) { - gasket_log_error( - gasket_dev, - "PCI BAR %u space is too small: %lu; expected >= %lu", + dev_err(gasket_dev->dev, + "PCI BAR %u space is too small: %lu; expected >= %lu\n", bar_num, gasket_dev->bar_data[bar_num].length_bytes, desc_bytes); return -ENOMEM; @@ -796,9 +790,8 @@ static int gasket_map_pci_bar(struct gasket_dev *gasket_dev, int bar_num) if (!request_mem_region(gasket_dev->bar_data[bar_num].phys_base, gasket_dev->bar_data[bar_num].length_bytes, gasket_dev->dev_info.name)) { - gasket_log_error( - gasket_dev, - "Cannot get BAR %d memory region %p", + dev_err(gasket_dev->dev, + "Cannot get BAR %d memory region %p\n", bar_num, &gasket_dev->pci_dev->resource[bar_num]); return -EINVAL; } @@ -807,9 +800,8 @@ static int gasket_map_pci_bar(struct gasket_dev *gasket_dev, int bar_num) ioremap_nocache(gasket_dev->bar_data[bar_num].phys_base, gasket_dev->bar_data[bar_num].length_bytes); if (!gasket_dev->bar_data[bar_num].virt_base) { - gasket_log_error( - gasket_dev, - "Cannot remap BAR %d memory region %p", + dev_err(gasket_dev->dev, + "Cannot remap BAR %d memory region %p\n", bar_num, &gasket_dev->pci_dev->resource[bar_num]); ret = -ENOMEM; goto fail; @@ -852,8 +844,8 @@ static void gasket_unmap_pci_bar(struct gasket_dev *dev, int bar_num) base = pci_resource_start(dev->pci_dev, bar_num); if (!base) { - gasket_log_error( - dev, "cannot get PCI BAR%u base address", bar_num); + dev_err(dev->dev, "cannot get PCI BAR%u base address\n", + bar_num); return; } @@ -877,9 +869,8 @@ static int gasket_add_cdev( dev_info->cdev.owner = owner; ret = cdev_add(&dev_info->cdev, dev_info->devt, 1); if (ret) { - gasket_log_error( - dev_info->gasket_dev_ptr, - "cannot add char device [ret=%d]", ret); + dev_err(dev_info->gasket_dev_ptr->dev, + "cannot add char device [ret=%d]\n", ret); return ret; } dev_info->cdev_added = 1; @@ -911,16 +902,15 @@ static int gasket_enable_dev( driver_desc->interrupt_bar_index, driver_desc->wire_interrupt_offsets); if (ret) { - gasket_log_error(gasket_dev, - "Critical failure to allocate interrupts: %d", - ret); + dev_err(gasket_dev->dev, + "Critical failure to allocate interrupts: %d\n", ret); gasket_interrupt_cleanup(gasket_dev); return ret; } for (tbl_idx = 0; tbl_idx < driver_desc->num_page_tables; tbl_idx++) { - gasket_log_debug( - gasket_dev, "Initializing page table %d.", tbl_idx); + dev_dbg(gasket_dev->dev, "Initializing page table %d.\n", + tbl_idx); ret = gasket_page_table_init( &gasket_dev->page_table[tbl_idx], &gasket_dev->bar_data[ @@ -928,9 +918,8 @@ static int gasket_enable_dev( &driver_desc->page_table_configs[tbl_idx], gasket_dev->dev, gasket_dev->pci_dev, true); if (ret) { - gasket_log_error( - gasket_dev, - "Couldn't init page table %d: %d", + dev_err(gasket_dev->dev, + "Couldn't init page table %d: %d\n", tbl_idx, ret); return ret; } @@ -948,23 +937,23 @@ static int gasket_enable_dev( ret = check_and_invoke_callback( gasket_dev, driver_desc->hardware_revision_cb); if (ret < 0) { - gasket_log_error( - gasket_dev, "Error getting hardware revision: %d", ret); + dev_err(gasket_dev->dev, + "Error getting hardware revision: %d\n", ret); return ret; } gasket_dev->hardware_revision = ret; ret = check_and_invoke_callback(gasket_dev, driver_desc->enable_dev_cb); if (ret) { - gasket_log_error( - gasket_dev, "Error in enable device cb: %d", ret); + dev_err(gasket_dev->dev, "Error in enable device cb: %d\n", + ret); return ret; } /* device_status_cb returns a device status, not an error code. */ gasket_dev->status = gasket_get_hw_status(gasket_dev); if (gasket_dev->status == GASKET_STATUS_DEAD) - gasket_log_error(gasket_dev, "Device reported as unhealthy."); + dev_err(gasket_dev->dev, "Device reported as unhealthy.\n"); ret = gasket_add_cdev( &gasket_dev->dev_info, &gasket_file_ops, driver_desc->module); @@ -1084,31 +1073,29 @@ static int gasket_open(struct inode *inode, struct file *filp) filp->private_data = gasket_dev; inode->i_size = 0; - gasket_log_debug( - gasket_dev, + dev_dbg(gasket_dev->dev, "Attempting to open with tgid %u (%s) (f_mode: 0%03o, " - "fmode_write: %d is_root: %u)", + "fmode_write: %d is_root: %u)\n", current->tgid, task_name, filp->f_mode, (filp->f_mode & FMODE_WRITE), is_root); /* Always allow non-writing accesses. */ if (!(filp->f_mode & FMODE_WRITE)) { - gasket_log_debug(gasket_dev, "Allowing read-only opening."); + dev_dbg(gasket_dev->dev, "Allowing read-only opening.\n"); return 0; } mutex_lock(&gasket_dev->mutex); - gasket_log_debug( - gasket_dev, "Current owner open count (owning tgid %u): %d.", + dev_dbg(gasket_dev->dev, + "Current owner open count (owning tgid %u): %d.\n", ownership->owner, ownership->write_open_count); /* Opening a node owned by another TGID is an error (unless root) */ if (ownership->is_owned && ownership->owner != current->tgid && !is_root) { - gasket_log_error( - gasket_dev, - "Process %u is opening a node held by %u.", + dev_err(gasket_dev->dev, + "Process %u is opening a node held by %u.\n", current->tgid, ownership->owner); mutex_unlock(&gasket_dev->mutex); return -EPERM; @@ -1119,21 +1106,21 @@ static int gasket_open(struct inode *inode, struct file *filp) ret = gasket_check_and_invoke_callback_nolock( gasket_dev, driver_desc->device_open_cb); if (ret) { - gasket_log_error( - gasket_dev, "Error in device open cb: %d", ret); + dev_err(gasket_dev->dev, + "Error in device open cb: %d\n", ret); mutex_unlock(&gasket_dev->mutex); return ret; } ownership->is_owned = 1; ownership->owner = current->tgid; - gasket_log_debug(gasket_dev, "Device owner is now tgid %u", - ownership->owner); + dev_dbg(gasket_dev->dev, "Device owner is now tgid %u\n", + ownership->owner); } ownership->write_open_count++; - gasket_log_debug(gasket_dev, "New open count (owning tgid %u): %d", - ownership->owner, ownership->write_open_count); + dev_dbg(gasket_dev->dev, "New open count (owning tgid %u): %d\n", + ownership->owner, ownership->write_open_count); mutex_unlock(&gasket_dev->mutex); return 0; @@ -1167,19 +1154,18 @@ static int gasket_release(struct inode *inode, struct file *file) get_task_comm(task_name, current); mutex_lock(&gasket_dev->mutex); - gasket_log_debug( - gasket_dev, + dev_dbg(gasket_dev->dev, "Releasing device node. Call origin: tgid %u (%s) " - "(f_mode: 0%03o, fmode_write: %d, is_root: %u)", + "(f_mode: 0%03o, fmode_write: %d, is_root: %u)\n", current->tgid, task_name, file->f_mode, (file->f_mode & FMODE_WRITE), capable(CAP_SYS_ADMIN)); - gasket_log_debug(gasket_dev, "Current open count (owning tgid %u): %d", - ownership->owner, ownership->write_open_count); + dev_dbg(gasket_dev->dev, "Current open count (owning tgid %u): %d\n", + ownership->owner, ownership->write_open_count); if (file->f_mode & FMODE_WRITE) { ownership->write_open_count--; if (ownership->write_open_count == 0) { - gasket_log_debug(gasket_dev, "Device is now free"); + dev_dbg(gasket_dev->dev, "Device is now free\n"); ownership->is_owned = 0; ownership->owner = 0; @@ -1200,8 +1186,7 @@ static int gasket_release(struct inode *inode, struct file *file) } } - gasket_log_debug( - gasket_dev, "New open count (owning tgid %u): %d", + dev_dbg(gasket_dev->dev, "New open count (owning tgid %u): %d\n", ownership->owner, ownership->write_open_count); mutex_unlock(&gasket_dev->mutex); return 0; @@ -1227,7 +1212,7 @@ static bool gasket_mmap_has_permissions( /* Never allow non-sysadmins to access to a dead device. */ if (gasket_dev->status != GASKET_STATUS_ALIVE) { - gasket_log_debug(gasket_dev, "Device is dead."); + dev_dbg(gasket_dev->dev, "Device is dead.\n"); return false; } @@ -1235,10 +1220,9 @@ static bool gasket_mmap_has_permissions( requested_permissions = (vma->vm_flags & (VM_WRITE | VM_READ | VM_EXEC)); if (requested_permissions & ~(bar_permissions)) { - gasket_log_debug( - gasket_dev, + dev_dbg(gasket_dev->dev, "Attempting to map a region with requested permissions " - "0x%x, but region has permissions 0x%x.", + "0x%x, but region has permissions 0x%x.\n", requested_permissions, bar_permissions); return false; } @@ -1246,10 +1230,9 @@ static bool gasket_mmap_has_permissions( /* Do not allow a non-owner to write. */ if ((vma->vm_flags & VM_WRITE) && !gasket_owned_by_current_tgid(&gasket_dev->dev_info)) { - gasket_log_debug( - gasket_dev, + dev_dbg(gasket_dev->dev, "Attempting to mmap a region for write without owning " - "device."); + "device.\n"); return false; } @@ -1462,8 +1445,8 @@ static enum do_map_region_status do_map_region( (phys_base + mapped_bytes) >> PAGE_SHIFT, chunk_size, vma->vm_page_prot); if (ret) { - gasket_log_error( - gasket_dev, "Error remapping PFN range."); + dev_err(gasket_dev->dev, + "Error remapping PFN range.\n"); goto fail; } mapped_bytes += chunk_size; @@ -1475,9 +1458,8 @@ fail: /* Unmap the partial chunk we mapped. */ mappable_region->length_bytes = mapped_bytes; if (gasket_mm_unmap_region(gasket_dev, vma, mappable_region)) - gasket_log_error( - gasket_dev, - "Error unmapping partial region 0x%lx (0x%lx bytes)", + dev_err(gasket_dev->dev, + "Error unmapping partial region 0x%lx (0x%lx bytes)\n", (ulong)virt_offset, (ulong)mapped_bytes); @@ -1502,9 +1484,8 @@ static int gasket_mm_vma_bar_offset( driver_desc->legacy_mmap_address_offset; bar_index = gasket_get_bar_index(gasket_dev, raw_offset); if (bar_index < 0) { - gasket_log_error( - gasket_dev, - "Unable to find matching bar for address 0x%lx", + dev_err(gasket_dev->dev, + "Unable to find matching bar for address 0x%lx\n", raw_offset); trace_gasket_mmap_exit(bar_index); return bar_index; @@ -1537,7 +1518,7 @@ static int gasket_mmap_coherent( permissions = driver_desc->coherent_buffer_description.permissions; if (!gasket_mmap_has_permissions(gasket_dev, vma, permissions)) { - gasket_log_error(gasket_dev, "Permission checking failed."); + dev_err(gasket_dev->dev, "Permission checking failed.\n"); trace_gasket_mmap_exit(-EPERM); return -EPERM; } @@ -1549,8 +1530,8 @@ static int gasket_mmap_coherent( (gasket_dev->coherent_buffer.phys_base) >> PAGE_SHIFT, requested_length, vma->vm_page_prot); if (ret) { - gasket_log_error( - gasket_dev, "Error remapping PFN range err=%d.", ret); + dev_err(gasket_dev->dev, "Error remapping PFN range err=%d.\n", + ret); trace_gasket_mmap_exit(ret); return ret; } @@ -1592,8 +1573,8 @@ static int gasket_mmap(struct file *filp, struct vm_area_struct *vma) driver_desc = gasket_dev->internal_desc->driver_desc; if (vma->vm_start & ~PAGE_MASK) { - gasket_log_error( - gasket_dev, "Base address not page-aligned: 0x%lx\n", + dev_err(gasket_dev->dev, + "Base address not page-aligned: 0x%lx\n", vma->vm_start); trace_gasket_mmap_exit(-EINVAL); return -EINVAL; @@ -1613,18 +1594,16 @@ static int gasket_mmap(struct file *filp, struct vm_area_struct *vma) bar_index = gasket_get_bar_index(gasket_dev, raw_offset); is_coherent_region = gasket_is_coherent_region(driver_desc, raw_offset); if (bar_index < 0 && !is_coherent_region) { - gasket_log_error( - gasket_dev, - "Unable to find matching bar for address 0x%lx", + dev_err(gasket_dev->dev, + "Unable to find matching bar for address 0x%lx\n", raw_offset); trace_gasket_mmap_exit(bar_index); return bar_index; } if (bar_index > 0 && is_coherent_region) { - gasket_log_error( - gasket_dev, + dev_err(gasket_dev->dev, "double matching bar and coherent buffers for address " - "0x%lx", + "0x%lx\n", raw_offset); trace_gasket_mmap_exit(bar_index); return -EINVAL; @@ -1644,7 +1623,7 @@ static int gasket_mmap(struct file *filp, struct vm_area_struct *vma) bar_desc = &driver_desc->bar_descriptions[bar_index]; permissions = bar_desc->permissions; if (!gasket_mmap_has_permissions(gasket_dev, vma, permissions)) { - gasket_log_error(gasket_dev, "Permission checking failed."); + dev_err(gasket_dev->dev, "Permission checking failed.\n"); trace_gasket_mmap_exit(-EPERM); return -EPERM; } @@ -1657,8 +1636,8 @@ static int gasket_mmap(struct file *filp, struct vm_area_struct *vma) } else { if (!gasket_mmap_has_permissions(gasket_dev, vma, bar_desc->permissions)) { - gasket_log_error( - gasket_dev, "Permission checking failed."); + dev_err(gasket_dev->dev, + "Permission checking failed.\n"); trace_gasket_mmap_exit(-EPERM); return -EPERM; } @@ -1674,7 +1653,7 @@ static int gasket_mmap(struct file *filp, struct vm_area_struct *vma) } if (!map_regions || num_map_regions == 0) { - gasket_log_error(gasket_dev, "No mappable regions returned!"); + dev_err(gasket_dev->dev, "No mappable regions returned!\n"); return -EINVAL; } @@ -1697,9 +1676,8 @@ static int gasket_mmap(struct file *filp, struct vm_area_struct *vma) /* If we could not map any memory, the request was invalid. */ if (!has_mapped_anything) { - gasket_log_error( - gasket_dev, - "Map request did not contain a valid region."); + dev_err(gasket_dev->dev, + "Map request did not contain a valid region.\n"); trace_gasket_mmap_exit(-EINVAL); return -EINVAL; } @@ -1713,8 +1691,8 @@ fail: for (i = 0; i < num_map_regions; i++) if (gasket_mm_unmap_region(gasket_dev, vma, &bar_desc->mappable_regions[i])) - gasket_log_error( - gasket_dev, "Error unmapping range %d.", i); + dev_err(gasket_dev->dev, "Error unmapping range %d.\n", + i); kfree(map_regions); return ret; @@ -1738,16 +1716,15 @@ static int gasket_get_hw_status(struct gasket_dev *gasket_dev) status = gasket_check_and_invoke_callback_nolock( gasket_dev, driver_desc->device_status_cb); if (status != GASKET_STATUS_ALIVE) { - gasket_log_debug(gasket_dev, "Hardware reported status %d.", - status); + dev_dbg(gasket_dev->dev, "Hardware reported status %d.\n", + status); return status; } status = gasket_interrupt_system_status(gasket_dev); if (status != GASKET_STATUS_ALIVE) { - gasket_log_debug(gasket_dev, - "Interrupt system reported status %d.", - status); + dev_dbg(gasket_dev->dev, + "Interrupt system reported status %d.\n", status); return status; } @@ -1755,8 +1732,8 @@ static int gasket_get_hw_status(struct gasket_dev *gasket_dev) status = gasket_page_table_system_status( gasket_dev->page_table[i]); if (status != GASKET_STATUS_ALIVE) { - gasket_log_debug( - gasket_dev, "Page table %d reported status %d.", + dev_dbg(gasket_dev->dev, + "Page table %d reported status %d.\n", i, status); return status; } @@ -1786,9 +1763,8 @@ static long gasket_ioctl(struct file *filp, uint cmd, ulong arg) gasket_dev = (struct gasket_dev *)filp->private_data; driver_desc = gasket_dev->internal_desc->driver_desc; if (!driver_desc) { - gasket_log_debug( - gasket_dev, - "Unable to find device descriptor for file %s", + dev_dbg(gasket_dev->dev, + "Unable to find device descriptor for file %s\n", d_path(&filp->f_path, path, 256)); return -ENODEV; } @@ -1802,8 +1778,7 @@ static long gasket_ioctl(struct file *filp, uint cmd, ulong arg) if (driver_desc->ioctl_handler_cb) return driver_desc->ioctl_handler_cb(filp, cmd, argp); - gasket_log_debug( - gasket_dev, "Received unknown ioctl 0x%x", cmd); + dev_dbg(gasket_dev->dev, "Received unknown ioctl 0x%x\n", cmd); return -EINVAL; } @@ -1834,8 +1809,8 @@ int gasket_reset_nolock(struct gasket_dev *gasket_dev, uint reset_type) /* Perform a device reset of the requested type. */ ret = driver_desc->device_reset_cb(gasket_dev, reset_type); if (ret) { - gasket_log_debug( - gasket_dev, "Device reset cb returned %d.", ret); + dev_dbg(gasket_dev->dev, "Device reset cb returned %d.\n", + ret); return ret; } @@ -1845,15 +1820,15 @@ int gasket_reset_nolock(struct gasket_dev *gasket_dev, uint reset_type) ret = gasket_interrupt_reinit(gasket_dev); if (ret) { - gasket_log_debug( - gasket_dev, "Unable to reinit interrupts: %d.", ret); + dev_dbg(gasket_dev->dev, "Unable to reinit interrupts: %d.\n", + ret); return ret; } /* Get current device health. */ gasket_dev->status = gasket_get_hw_status(gasket_dev); if (gasket_dev->status == GASKET_STATUS_DEAD) { - gasket_log_debug(gasket_dev, "Device reported as dead."); + dev_dbg(gasket_dev->dev, "Device reported as dead.\n"); return -EINVAL; } @@ -1909,15 +1884,13 @@ static ssize_t gasket_sysfs_data_show( gasket_dev = gasket_sysfs_get_device_data(device); if (!gasket_dev) { - gasket_nodev_error( - "No sysfs mapping found for device 0x%p", device); + dev_err(device, "No sysfs mapping found for device\n"); return 0; } gasket_attr = gasket_sysfs_get_attr(device, attr); if (!gasket_attr) { - gasket_nodev_error( - "No sysfs attr found for device 0x%p", device); + dev_err(device, "No sysfs attr found for device\n"); gasket_sysfs_put_device_data(device, gasket_dev); return 0; } @@ -2005,8 +1978,8 @@ static ssize_t gasket_sysfs_data_show( } break; default: - gasket_log_debug( - gasket_dev, "Unknown attribute: %s", attr->attr.name); + dev_dbg(gasket_dev->dev, "Unknown attribute: %s\n", + attr->attr.name); ret = 0; break; } @@ -2059,8 +2032,8 @@ int gasket_wait_with_reschedule( msleep(delay_ms); retries++; } - gasket_log_debug(gasket_dev, "%s timeout: reg %llx timeout (%llu ms)", - __func__, offset, max_retries * delay_ms); + dev_dbg(gasket_dev->dev, "%s timeout: reg %llx timeout (%llu ms)\n", + __func__, offset, max_retries * delay_ms); return -ETIMEDOUT; } EXPORT_SYMBOL(gasket_wait_with_reschedule); |