diff options
| -rw-r--r-- | drivers/staging/media/atomisp/pci/hmm/hmm.c | 91 |
1 files changed, 0 insertions, 91 deletions
diff --git a/drivers/staging/media/atomisp/pci/hmm/hmm.c b/drivers/staging/media/atomisp/pci/hmm/hmm.c index 84102c3aaf97..f998b57f90c4 100644 --- a/drivers/staging/media/atomisp/pci/hmm/hmm.c +++ b/drivers/staging/media/atomisp/pci/hmm/hmm.c @@ -28,88 +28,6 @@ struct hmm_bo_device bo_device; static ia_css_ptr dummy_ptr = mmgr_EXCEPTION; static bool hmm_initialized; -/* - * p: private - * v: vmalloc - */ -static const char hmm_bo_type_string[] = "pv"; - -static ssize_t bo_show(struct device *dev, struct device_attribute *attr, - char *buf, struct list_head *bo_list, bool active) -{ - ssize_t ret = 0; - struct hmm_buffer_object *bo; - unsigned long flags; - int i; - long total[HMM_BO_LAST] = { 0 }; - long count[HMM_BO_LAST] = { 0 }; - int index1 = 0; - int index2 = 0; - - ret = scnprintf(buf, PAGE_SIZE, "type pgnr\n"); - if (ret <= 0) - return 0; - - index1 += ret; - - spin_lock_irqsave(&bo_device.list_lock, flags); - list_for_each_entry(bo, bo_list, list) { - if ((active && (bo->status & HMM_BO_ALLOCED)) || - (!active && !(bo->status & HMM_BO_ALLOCED))) { - ret = scnprintf(buf + index1, PAGE_SIZE - index1, - "%c %d\n", - hmm_bo_type_string[bo->type], bo->pgnr); - - total[bo->type] += bo->pgnr; - count[bo->type]++; - if (ret > 0) - index1 += ret; - } - } - spin_unlock_irqrestore(&bo_device.list_lock, flags); - - for (i = 0; i < HMM_BO_LAST; i++) { - if (count[i]) { - ret = scnprintf(buf + index1 + index2, - PAGE_SIZE - index1 - index2, - "%ld %c buffer objects: %ld KB\n", - count[i], hmm_bo_type_string[i], - total[i] * 4); - if (ret > 0) - index2 += ret; - } - } - - /* Add trailing zero, not included by scnprintf */ - return index1 + index2 + 1; -} - -static ssize_t active_bo_show(struct device *dev, struct device_attribute *attr, - char *buf) -{ - return bo_show(dev, attr, buf, &bo_device.entire_bo_list, true); -} - -static ssize_t free_bo_show(struct device *dev, struct device_attribute *attr, - char *buf) -{ - return bo_show(dev, attr, buf, &bo_device.entire_bo_list, false); -} - - -static DEVICE_ATTR_RO(active_bo); -static DEVICE_ATTR_RO(free_bo); - -static struct attribute *sysfs_attrs_ctrl[] = { - &dev_attr_active_bo.attr, - &dev_attr_free_bo.attr, - NULL -}; - -static struct attribute_group atomisp_attribute_group[] = { - {.attrs = sysfs_attrs_ctrl }, -}; - int hmm_init(void) { int ret; @@ -130,14 +48,6 @@ int hmm_init(void) */ dummy_ptr = hmm_alloc(1); - if (!ret) { - ret = sysfs_create_group(&atomisp_dev->kobj, - atomisp_attribute_group); - if (ret) - dev_err(atomisp_dev, - "%s Failed to create sysfs\n", __func__); - } - return ret; } @@ -145,7 +55,6 @@ void hmm_cleanup(void) { if (dummy_ptr == mmgr_EXCEPTION) return; - sysfs_remove_group(&atomisp_dev->kobj, atomisp_attribute_group); /* free dummy memory first */ hmm_free(dummy_ptr); |