diff options
Diffstat (limited to 'drivers/staging/media/atomisp/pci/atomisp2/atomisp_drvfs.c')
| -rw-r--r-- | drivers/staging/media/atomisp/pci/atomisp2/atomisp_drvfs.c | 205 |
1 files changed, 0 insertions, 205 deletions
diff --git a/drivers/staging/media/atomisp/pci/atomisp2/atomisp_drvfs.c b/drivers/staging/media/atomisp/pci/atomisp2/atomisp_drvfs.c deleted file mode 100644 index a815c76..0000000 --- a/drivers/staging/media/atomisp/pci/atomisp2/atomisp_drvfs.c +++ /dev/null @@ -1,205 +0,0 @@ -/* - * Support for atomisp driver sysfs interface - * - * Copyright (c) 2014 Intel Corporation. All Rights Reserved. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License version - * 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * - */ - -#include <linux/device.h> -#include <linux/err.h> -#include <linux/kernel.h> - -#include "atomisp_compat.h" -#include "atomisp_internal.h" -#include "atomisp_ioctl.h" -#include "atomisp_drvfs.h" -#include "hmm/hmm.h" - -/* - * _iunit_debug: - * dbglvl: iunit css driver trace level - * dbgopt: iunit debug option: - * bit 0: binary list - * bit 1: running binary - * bit 2: memory statistic -*/ -struct _iunit_debug { - struct device_driver *drv; - struct atomisp_device *isp; - unsigned int dbglvl; - unsigned int dbgfun; - unsigned int dbgopt; -}; - -#define OPTION_BIN_LIST (1<<0) -#define OPTION_BIN_RUN (1<<1) -#define OPTION_MEM_STAT (1<<2) -#define OPTION_VALID (OPTION_BIN_LIST \ - | OPTION_BIN_RUN \ - | OPTION_MEM_STAT) - -static struct _iunit_debug iunit_debug = { - .dbglvl = 0, - .dbgopt = OPTION_BIN_LIST, -}; - -static inline int iunit_dump_dbgopt(struct atomisp_device *isp, - unsigned int opt) -{ - int ret = 0; - - if (opt & OPTION_VALID) { - if (opt & OPTION_BIN_LIST) { - ret = atomisp_css_dump_blob_infor(); - if (ret) { - dev_err(atomisp_dev, "%s dump blob infor err[ret:%d]\n", - __func__, ret); - goto opt_err; - } - } - - if (opt & OPTION_BIN_RUN) { - if (atomisp_streaming_count(isp)) { - atomisp_css_dump_sp_raw_copy_linecount(true); - atomisp_css_debug_dump_isp_binary(); - } else { - ret = -EPERM; - dev_err(atomisp_dev, "%s dump running bin err[ret:%d]\n", - __func__, ret); - goto opt_err; - } - } - - if (opt & OPTION_MEM_STAT) - hmm_show_mem_stat(__func__, __LINE__); - } else { - ret = -EINVAL; - dev_err(atomisp_dev, "%s dump nothing[ret=%d]\n", __func__, - ret); - } - -opt_err: - return ret; -} - -static ssize_t iunit_dbglvl_show(struct device_driver *drv, char *buf) -{ - iunit_debug.dbglvl = atomisp_css_debug_get_dtrace_level(); - return sprintf(buf, "dtrace level:%u\n", iunit_debug.dbglvl); -} - -static ssize_t iunit_dbglvl_store(struct device_driver *drv, const char *buf, - size_t size) -{ - if (kstrtouint(buf, 10, &iunit_debug.dbglvl) - || iunit_debug.dbglvl < 1 - || iunit_debug.dbglvl > 9) { - return -ERANGE; - } - atomisp_css_debug_set_dtrace_level(iunit_debug.dbglvl); - - return size; -} - -static ssize_t iunit_dbgfun_show(struct device_driver *drv, char *buf) -{ - iunit_debug.dbgfun = atomisp_get_css_dbgfunc(); - return sprintf(buf, "dbgfun opt:%u\n", iunit_debug.dbgfun); -} - -static ssize_t iunit_dbgfun_store(struct device_driver *drv, const char *buf, - size_t size) -{ - unsigned int opt; - int ret; - - ret = kstrtouint(buf, 10, &opt); - if (ret) - return ret; - - ret = atomisp_set_css_dbgfunc(iunit_debug.isp, opt); - if (ret) - return ret; - - iunit_debug.dbgfun = opt; - - return size; -} - -static ssize_t iunit_dbgopt_show(struct device_driver *drv, char *buf) -{ - return sprintf(buf, "option:0x%x\n", iunit_debug.dbgopt); -} - -static ssize_t iunit_dbgopt_store(struct device_driver *drv, const char *buf, - size_t size) -{ - unsigned int opt; - int ret; - - ret = kstrtouint(buf, 10, &opt); - if (ret) - return ret; - - iunit_debug.dbgopt = opt; - ret = iunit_dump_dbgopt(iunit_debug.isp, iunit_debug.dbgopt); - if (ret) - return ret; - - return size; -} - -static const struct driver_attribute iunit_drvfs_attrs[] = { - __ATTR(dbglvl, 0644, iunit_dbglvl_show, iunit_dbglvl_store), - __ATTR(dbgfun, 0644, iunit_dbgfun_show, iunit_dbgfun_store), - __ATTR(dbgopt, 0644, iunit_dbgopt_show, iunit_dbgopt_store), -}; - -static int iunit_drvfs_create_files(struct device_driver *drv) -{ - int i, ret = 0; - - for (i = 0; i < ARRAY_SIZE(iunit_drvfs_attrs); i++) - ret |= driver_create_file(drv, &iunit_drvfs_attrs[i]); - - return ret; -} - -static void iunit_drvfs_remove_files(struct device_driver *drv) -{ - int i; - - for (i = 0; i < ARRAY_SIZE(iunit_drvfs_attrs); i++) - driver_remove_file(drv, &iunit_drvfs_attrs[i]); -} - -int atomisp_drvfs_init(struct device_driver *drv, struct atomisp_device *isp) -{ - int ret; - - iunit_debug.isp = isp; - iunit_debug.drv = drv; - - ret = iunit_drvfs_create_files(iunit_debug.drv); - if (ret) { - dev_err(atomisp_dev, "drvfs_create_files error: %d\n", ret); - iunit_drvfs_remove_files(iunit_debug.drv); - } - - return ret; -} - -void atomisp_drvfs_exit(void) -{ - iunit_drvfs_remove_files(iunit_debug.drv); -} |
