diff options
Diffstat (limited to 'drivers/video/samsung_duallcd/extension/mdnie.c')
| -rw-r--r-- | drivers/video/samsung_duallcd/extension/mdnie.c | 729 |
1 files changed, 0 insertions, 729 deletions
diff --git a/drivers/video/samsung_duallcd/extension/mdnie.c b/drivers/video/samsung_duallcd/extension/mdnie.c deleted file mode 100644 index e2ad4cc..0000000 --- a/drivers/video/samsung_duallcd/extension/mdnie.c +++ /dev/null @@ -1,729 +0,0 @@ -/* /linux/driver/video/samsung/mdnie.c - * - * Samsung SoC mDNIe driver. - * - * Copyright (c) 2011 Samsung Electronics. - * Author: InKi Dae <inki.dae@samsung.com> - * Eunchul Kim <chulspro.kim@samsung.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - * 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. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - */ - -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/errno.h> -#include <linux/err.h> -#include <linux/io.h> -#include <linux/slab.h> -#include <linux/platform_device.h> -#include <linux/firmware.h> - -#include <plat/fimd_lite_ext.h> -#include <mach/map.h> - -#include "regs-mdnie.h" -#include "mdnie.h" -#include "s5p_fimd_ext.h" -#include "cmc623.h" - -/* FIXME:!! need to change chip id dynamically */ -#define MDNIE_CHIP_ID "cmc623p" - -static const char *mode_name[MODE_MAX] = { - "dynamic", - "standard", - "natural", - "movie" -}; - -static const char *scenario_name[SCENARIO_MAX] = { - "ui", - "gallery", - "video", - "vtcall", - "camera", - "browser", - "negative", - "bypass" -}; - -static const char *tone_name[TONE_MAX] = { - "", - "warm", - "cold", -}; - -static const char *tone_browser_name[TONE_BR_MAX] = { - "tone1", - "tone2", - "tone3" -}; - -static const char *outdoor_name[OUTDOOR_MAX] = { - "", - "outdoor" -}; - -#if defined(DEBUG) -#define mdnie_info(fmt, args...) \ - do { \ - printk(KERN_NOTICE"%s:"fmt"\n", __func__, ##args); \ - } while (0); -#else -#define mdnie_info(fmt, args...) -#endif - -static struct mdnie_platform_data - *to_mdnie_platform_data(struct s5p_fimd_ext_device *fx_dev) -{ - return fx_dev->dev.platform_data ? - (struct mdnie_platform_data *)fx_dev->dev.platform_data : NULL; -} - -static void mdnie_write_tune(struct s5p_mdnie *mdnie, - const unsigned short *tune, - unsigned int size) -{ - unsigned int i = 0; - - mdnie_info("size[%d]", size); - while (i < size) { - writel(tune[i + 1], mdnie->regs + tune[i] * 4); - i += 2; - } -} - -static int mdnie_request_fw(struct s5p_mdnie *mdnie, const char *name) -{ - const struct firmware *fw; - char fw_path[MDNIE_MAX_STR+1]; - int ret; - - snprintf(fw_path, MDNIE_MAX_STR, MDNIE_FW_PATH, MDNIE_CHIP_ID, name); - mdnie_info("fw_path[%s]", fw_path); - mutex_lock(&mdnie->lock); - - ret = request_firmware(&fw, fw_path, mdnie->dev); - if (ret) { - dev_err(mdnie->dev, "failed to request firmware.\n"); - mutex_unlock(&mdnie->lock); - return ret; - } - - mdnie_write_tune(mdnie, (const unsigned short *)fw->data, - fw->size / sizeof(const unsigned short)); - release_firmware(fw); - - mutex_unlock(&mdnie->lock); - - return 0; -} - -static int mdnie_request_tables(struct s5p_mdnie *mdnie, const char *name) -{ - struct mdnie_tables *tables; - int i; - - mdnie_info("name[%s]", name); - tables = (struct mdnie_tables *)&mdnie_main_tables; - if (!tables) { - dev_err(mdnie->dev, "mode mdnie tables is NULL.\n"); - return -EINVAL; - } - - for (i = 0; i < ARRAY_SIZE(mdnie_main_tables); i++) { - if (strcmp(name , tables[i].name) == 0) { - mdnie_info("tune_id[%d]name[%s]", i, tables[i].name); - mdnie_write_tune(mdnie, tables[i].value, - tables[i].size); - break; - } - } - - return 0; -} - -static int mdnie_get_name(struct s5p_mdnie *mdnie, char *name, - enum mdnie_set set) -{ - enum mdnie_mode mode = mdnie->mode; - enum mdnie_scenario scenario = mdnie->scenario; - int tone = mdnie->tone; - enum mdnie_outdoor outdoor = mdnie->outdoor; - - mdnie_info("set[%d]:mode[%d]scenario[%d]tone[%d]outdoor[%d]", - set, mode, scenario, tone, outdoor); - switch (scenario) { - case SCENARIO_CAMERA: - strcat(name, scenario_name[scenario]); - if (outdoor == OUTDOOR_ON) { - strcat(name, "_"); - strcat(name , outdoor_name[outdoor]); - } - break; - case SCENARIO_BROWSER: - strcat(name, scenario_name[scenario]); - strcat(name, "_"); - strcat(name, tone_browser_name[tone]); - break; - default: - if (set == SET_MAIN || - (tone == TONE_NORMAL && outdoor == OUTDOOR_OFF)) { - if (scenario < SCENARIO_MODE_MAX) { - if (mode < MODE_MAX) - strcat(name, mode_name[mode]); - - strcat(name, "_"); - - if (scenario < SCENARIO_MODE_MAX) - strcat(name, - scenario_name[scenario]); - } else - strcat(name, scenario_name[scenario]); - } else { - if (tone < TONE_MAX) - strcat(name, tone_name[tone]); - - if (tone != TONE_NORMAL && outdoor == OUTDOOR_ON) - strcat(name, "_"); - - if (outdoor < OUTDOOR_MAX) - strcat(name , outdoor_name[outdoor]); - } - break; - } - - return strlen(name); -} - -static int mdnie_set_commit(struct s5p_mdnie *mdnie, - enum mdnie_set set) -{ - struct mdnie_manager_ops *mops = mdnie->mops; - char name[MDNIE_MAX_STR+1]; - int ret = 0, len = 0; - - memset(name, 0, MDNIE_MAX_STR+1); - len = mdnie_get_name(mdnie, name, set); - if (len == 0) { - dev_err(mdnie->dev, "failed to find tune.\n"); - return ret; - } - - if (mops && mops->tune) { - ret = mops->tune(mdnie, name); - if (ret) { - dev_err(mdnie->dev, "failed to set tune.\n"); - return ret; - } - } else { - dev_err(mdnie->dev, "invalid mdnie mops.\n"); - return -EINVAL; - } - - return ret; -} - -static int mdnie_check_tone(struct s5p_mdnie *mdnie, int tone) -{ - unsigned long max_tone; - - if (mdnie->scenario == SCENARIO_BROWSER) - max_tone = TONE_BR_MAX; - else - max_tone = TONE_MAX; - - if (tone >= max_tone) { - dev_err(mdnie->dev, "invalid mdnie tone.\n"); - return -EINVAL; - } - - if (mdnie->scenario != SCENARIO_VIDEO - && mdnie->scenario != SCENARIO_BROWSER) { - /* Set to default */ - mdnie->tone = 0; - dev_err(mdnie->dev, "invalid mdnie scenario.\n"); - return -EIO; - } - - return 0; -} - -struct mdnie_manager_ops mdnie_set_mops = { - .tune = mdnie_request_tables, - .commit = mdnie_set_commit, - .check_tone = mdnie_check_tone, -}; - -static void mdnie_set_size(struct s5p_mdnie *mdnie, - unsigned int width, unsigned int height) -{ - unsigned int size; - - writel(0x0, mdnie->regs + MDNIE_R0); - - /* Input Data Unmask */ - writel(0x077, mdnie->regs + MDNIE_R1); - - /* LCD width */ - size = readl(mdnie->regs + MDNIE_R3); - size &= ~MDNIE_R34_WIDTH_MASK; - size |= width; - writel(size, mdnie->regs + MDNIE_R3); - - /* LCD height */ - size = readl(mdnie->regs + MDNIE_R4); - size &= ~MDNIE_R35_HEIGHT_MASK; - size |= height; - writel(size, mdnie->regs + MDNIE_R4); - - /* unmask all */ - writel(0, mdnie->regs + MDNIE_R28); -} - -static void mdnie_init_hardware(struct s5p_mdnie *mdnie) -{ - struct mdnie_platform_data *pdata = NULL; - - pdata = mdnie->pdata; - - /* set display size. */ - mdnie_set_size(mdnie, pdata->width, pdata->height); -} - -static int mdnie_setup(struct s5p_fimd_ext_device *fx_dev, unsigned int enable) -{ - struct s5p_mdnie *mdnie = fimd_ext_get_drvdata(fx_dev); - struct mdnie_manager_ops *mops = mdnie->mops; - int ret = 0; - - mdnie_info("enable[%d]", enable); - if (enable) { - int i; - mdnie_init_hardware(mdnie); - if (mops && mops->commit) { - for (i = 0; i < SET_MAX; i++) { - ret = mops->commit(mdnie, i); - if (ret) { - dev_err(mdnie->dev, "invalid mdnie set.\n"); - goto error; - } - } - } else { - dev_err(mdnie->dev, "invalid mdnie mops.\n"); - goto error; - } - } - - return 0; - -error: - return ret; -} - -static ssize_t store_mdnie_mode(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct s5p_fimd_ext_device *fx_dev = to_fimd_ext_device(dev); - struct s5p_mdnie *mdnie = fimd_ext_get_drvdata(fx_dev); - struct mdnie_manager_ops *mops = mdnie->mops; - unsigned long prev_mode; - unsigned long mode; - int ret; - - ret = kstrtoul(buf, 0, &mode); - if (ret) { - dev_err(&fx_dev->dev, "invalid mode value.\n"); - return -EINVAL; - } - - if (mode >= MODE_MAX) { - dev_err(&fx_dev->dev, "invalid mdnie mode.\n"); - return -EINVAL; - } - - if (mdnie->scenario >= SCENARIO_MODE_MAX) { - dev_err(&fx_dev->dev, "invalid mdnie scenario.\n"); - mdnie->scenario = SCENARIO_UI; - } - - prev_mode = mdnie->mode; - mdnie->mode = mode; - mdnie_info("mode[%d]", mdnie->mode); - if (mops && mops->commit) { - ret = mops->commit(mdnie, SET_MAIN); - if (ret) { - dev_err(&fx_dev->dev, "failed to set mode.\n"); - goto error_restore; - } - } else { - dev_err(&fx_dev->dev, "invalid mdnie mops.\n"); - ret = -EINVAL; - goto error_restore; - } - - return count; - -error_restore: - mdnie->mode = prev_mode; - return ret; -} - -static ssize_t show_mdnie_mode(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - struct s5p_fimd_ext_device *fx_dev = to_fimd_ext_device(dev); - struct s5p_mdnie *mdnie = fimd_ext_get_drvdata(fx_dev); - - mdnie_info("mode[%d]", mdnie->mode); - return snprintf(buf, PAGE_SIZE, "%d\n", mdnie->mode); -} - -static ssize_t store_mdnie_scenario(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct s5p_fimd_ext_device *fx_dev = to_fimd_ext_device(dev); - struct s5p_mdnie *mdnie = fimd_ext_get_drvdata(fx_dev); - struct mdnie_manager_ops *mops = mdnie->mops; - unsigned long prev_scenario; - unsigned long scenario; - int ret; - - ret = kstrtoul(buf, 0, &scenario); - if (ret) { - dev_err(&fx_dev->dev, "invalid scenario value.\n"); - return -EINVAL; - } - - if (scenario >= SCENARIO_MAX) { - dev_err(&fx_dev->dev, "invalid mdnie scenario.\n"); - return -EINVAL; - } - - prev_scenario = mdnie->scenario; - mdnie->scenario = scenario; - mdnie_info("scenario[%d]", mdnie->scenario); - if (mops && mops->commit) { - ret = mops->commit(mdnie, SET_MAIN); - if (ret) { - dev_err(&fx_dev->dev, "failed to set scenario.\n"); - goto error_restore; - } - } else { - dev_err(&fx_dev->dev, "invalid mdnie mops.\n"); - ret = -EINVAL; - goto error_restore; - } - - return count; - -error_restore: - mdnie->scenario = prev_scenario; - return ret; -} - -static ssize_t show_mdnie_scenario(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - struct s5p_fimd_ext_device *fx_dev = to_fimd_ext_device(dev); - struct s5p_mdnie *mdnie = fimd_ext_get_drvdata(fx_dev); - - mdnie_info("scenario[%d]", mdnie->scenario); - return snprintf(buf, PAGE_SIZE, "%d\n", mdnie->scenario); -} - -static ssize_t store_mdnie_tone(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct s5p_fimd_ext_device *fx_dev = to_fimd_ext_device(dev); - struct s5p_mdnie *mdnie = fimd_ext_get_drvdata(fx_dev); - struct mdnie_manager_ops *mops = mdnie->mops; - unsigned long prev_tone; - unsigned long tone; - int ret; - - ret = kstrtoul(buf, 0, &tone); - if (ret) { - dev_err(&fx_dev->dev, "invalid tone value.\n"); - return -EINVAL; - } - - if (mops && mops->check_tone) { - ret = mops->check_tone(mdnie, tone); - if (ret) { - dev_err(&fx_dev->dev, "failed to set tone.\n"); - return ret; - } - } else { - dev_err(&fx_dev->dev, "invalid mdnie mops.\n"); - ret = -EINVAL; - goto error_mops; - } - - prev_tone = mdnie->tone; - mdnie->tone = tone; - mdnie_info("tone[%d]", mdnie->tone); - if (mops && mops->commit) { - ret = mops->commit(mdnie, SET_OPTIONAL); - if (ret) { - dev_err(&fx_dev->dev, "failed to set tone.\n"); - goto error_restore; - } - } else { - dev_err(&fx_dev->dev, "invalid mdnie mops.\n"); - ret = -EINVAL; - goto error_restore; - } - - return count; - -error_restore: - mdnie->tone = prev_tone; -error_mops: - return ret; -} - -static ssize_t show_mdnie_tone(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - struct s5p_fimd_ext_device *fx_dev = to_fimd_ext_device(dev); - struct s5p_mdnie *mdnie = fimd_ext_get_drvdata(fx_dev); - - mdnie_info("tone[%d]", mdnie->tone); - return snprintf(buf, PAGE_SIZE, "%d\n", mdnie->tone); -} - -static ssize_t store_mdnie_outdoor(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct s5p_fimd_ext_device *fx_dev = to_fimd_ext_device(dev); - struct s5p_mdnie *mdnie = fimd_ext_get_drvdata(fx_dev); - struct mdnie_manager_ops *mops = mdnie->mops; - unsigned long prev_outdoor; - unsigned long outdoor; - int ret; - - ret = kstrtoul(buf, 0, &outdoor); - if (ret) { - dev_err(&fx_dev->dev, "invalid outdoor value.\n"); - return -EINVAL; - } - - if (outdoor >= OUTDOOR_MAX) { - dev_err(&fx_dev->dev, "invalid mdnie outdoor.\n"); - return -EINVAL; - } - - if (mdnie->scenario != SCENARIO_VIDEO - && mdnie->scenario != SCENARIO_CAMERA) { - /* Set to default */ - mdnie->outdoor = OUTDOOR_OFF; - dev_err(&fx_dev->dev, "invalid mdnie scenario.\n"); - return -EIO; - } - - prev_outdoor = mdnie->outdoor; - mdnie->outdoor = outdoor; - mdnie_info("outdoor[%d]", mdnie->outdoor); - if (mops && mops->commit) { - ret = mops->commit(mdnie, SET_OPTIONAL); - if (ret) { - dev_err(&fx_dev->dev, "failed to set outdoor.\n"); - goto error_restore; - } - } else { - dev_err(&fx_dev->dev, "invalid mdnie mops.\n"); - ret = -EINVAL; - goto error_restore; - } - - return count; - -error_restore: - mdnie->outdoor = prev_outdoor; - return ret; -} - -static ssize_t show_mdnie_outdoor(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - struct s5p_fimd_ext_device *fx_dev = to_fimd_ext_device(dev); - struct s5p_mdnie *mdnie = fimd_ext_get_drvdata(fx_dev); - - mdnie_info("outdoor[%d]", mdnie->outdoor); - return snprintf(buf, PAGE_SIZE, "%d\n", mdnie->outdoor); -} - -static ssize_t store_mdnie_tune(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct s5p_fimd_ext_device *fx_dev = to_fimd_ext_device(dev); - struct s5p_mdnie *mdnie = fimd_ext_get_drvdata(fx_dev); - struct mdnie_manager_ops *mops = mdnie->mops; - unsigned long prev_tune; - unsigned long tune; - int ret; - - ret = kstrtoul(buf, 0, &tune); - if (ret) { - dev_err(&fx_dev->dev, "invalid tune value.\n"); - return -EINVAL; - } - - if (tune >= TUNE_MAX) { - dev_err(&fx_dev->dev, "invalid mdnie tune.\n"); - return -EINVAL; - } - - prev_tune = mdnie->tune; - mdnie->tune = tune; - mdnie_info("tune[%d]", mdnie->tune); - if (mops) { - if (mdnie->tune == TUNE_FW) - mops->tune = mdnie_request_fw; - else - mops->tune = mdnie_request_tables; - } else { - dev_err(&fx_dev->dev, "invalid mdnie mops.\n"); - ret = -EINVAL; - goto error_restore; - } - - return count; - -error_restore: - mdnie->tune = prev_tune; - return ret; -} - -static ssize_t show_mdnie_tune(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - struct s5p_fimd_ext_device *fx_dev = to_fimd_ext_device(dev); - struct s5p_mdnie *mdnie = fimd_ext_get_drvdata(fx_dev); - - mdnie_info("tune[%d]", mdnie->tune); - return snprintf(buf, PAGE_SIZE, "%d\n", mdnie->tune); -} - -/* sys/devices/platform/mdnie */ -static struct device_attribute mdnie_device_attrs[] = { - __ATTR(mode, S_IRUGO|S_IWUSR, show_mdnie_mode, - store_mdnie_mode), - __ATTR(scenario, S_IRUGO|S_IWUSR, show_mdnie_scenario, - store_mdnie_scenario), - __ATTR(tone, S_IRUGO|S_IWUSR, show_mdnie_tone, - store_mdnie_tone), - __ATTR(outdoor, S_IRUGO|S_IWUSR, show_mdnie_outdoor, - store_mdnie_outdoor), - __ATTR(tune, S_IRUGO|S_IWUSR, show_mdnie_tune, - store_mdnie_tune), -}; - -static int mdnie_probe(struct s5p_fimd_ext_device *fx_dev) -{ - struct resource *res; - struct s5p_mdnie *mdnie; - int ret = -EINVAL; - int i; - - mdnie = kzalloc(sizeof(struct s5p_mdnie), GFP_KERNEL); - if (!mdnie) { - dev_err(&fx_dev->dev, "failed to alloc mdnie object.\n"); - return -EFAULT; - } - - mdnie->dev = &fx_dev->dev; - - mdnie->pdata = to_mdnie_platform_data(fx_dev); - if (mdnie->pdata == NULL) { - dev_err(&fx_dev->dev, "platform_data is NULL.\n"); - return -EFAULT; - } - - res = s5p_fimd_ext_get_resource(fx_dev, IORESOURCE_MEM, 0); - if (!res) { - dev_err(&fx_dev->dev, "failed to get io memory region.\n"); - return -EINVAL; - } - - mdnie->regs = ioremap(res->start, resource_size(res)); - if (!mdnie->regs) { - dev_err(&fx_dev->dev, "failed to remap io region.\n'"); - return -EFAULT; - } - - mdnie->mode = MODE_STANDARD; - mdnie->scenario = SCENARIO_UI; - mdnie->tone = TONE_NORMAL; - mdnie->outdoor = OUTDOOR_OFF; - mdnie->tune = TUNE_TBL; - mdnie->mops = &mdnie_set_mops; - - mutex_init(&mdnie->lock); - - fimd_ext_set_drvdata(fx_dev, mdnie); - - for (i = 0; i < ARRAY_SIZE(mdnie_device_attrs); i++) { - ret = device_create_file(&fx_dev->dev, - &mdnie_device_attrs[i]); - if (ret) - break; - } - - if (ret < 0) - dev_err(&fx_dev->dev, "failed to add sysfs entries\n"); - - dev_info(&fx_dev->dev, "mDNIe driver has been probed.\n"); - - return 0; -} - -static struct s5p_fimd_ext_driver fimd_ext_driver = { - .driver = { - .name = "mdnie", - .owner = THIS_MODULE, - }, - .probe = mdnie_probe, - .setup = mdnie_setup, -}; - -static int __init mdnie_init(void) -{ - return s5p_fimd_ext_driver_register(&fimd_ext_driver); -} - -static void __exit mdnie_exit(void) -{ -} - -arch_initcall(mdnie_init); -module_exit(mdnie_exit); - -MODULE_AUTHOR("InKi Dae <inki.dae@samsung.com>"); -MODULE_AUTHOR("Eunchul Kim <chulspro.kim@samsung.com>"); -MODULE_DESCRIPTION("mDNIe Driver"); -MODULE_LICENSE("GPL"); - |