diff options
Diffstat (limited to 'arch/arm/plat-samsung/include/plat/fimd_lite_ext.h')
| -rw-r--r-- | arch/arm/plat-samsung/include/plat/fimd_lite_ext.h | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/arch/arm/plat-samsung/include/plat/fimd_lite_ext.h b/arch/arm/plat-samsung/include/plat/fimd_lite_ext.h new file mode 100644 index 0000000..b4e131a --- /dev/null +++ b/arch/arm/plat-samsung/include/plat/fimd_lite_ext.h @@ -0,0 +1,99 @@ +/* linux/arch/arm/plat/mdnie_ext.h + * + * Samsung SoC FIMD Extension Framework Header. + * + * InKi Dae <inki.dae@samsung.com> + * + * 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. +*/ + +struct s5p_fimd_ext_device; + +#define fimd_ext_get_drvdata(_dev) dev_get_drvdata(&(_dev)->dev) +#define fimd_ext_set_drvdata(_dev, data) dev_set_drvdata(&(_dev)->dev, (data)) + +struct s5p_fimd_dynamic_refresh { + void __iomem *regs; + unsigned int dynamic_refresh; + unsigned int clkdiv; +}; + +/** + * driver structure for fimd extension based driver. + * + * this structure should be registered by any extension driver. + * fimd extension driveer seeks a driver registered through name field + * and calls these callback functions in appropriate time. + */ +struct s5p_fimd_ext_driver { + struct device_driver driver; + + void (*change_clock)(struct s5p_fimd_dynamic_refresh *fimd_refresh, + struct s5p_fimd_ext_device *fx_dev); + void (*set_clock)(struct s5p_fimd_ext_device *fx_dev); + int (*setup)(struct s5p_fimd_ext_device *fx_dev, + unsigned int enable); + void (*power_on)(struct s5p_fimd_ext_device *fx_dev); + void (*power_off)(struct s5p_fimd_ext_device *fx_dev); + int (*start)(struct s5p_fimd_ext_device *fx_dev); + void (*stop)(struct s5p_fimd_ext_device *fx_dev); + int (*probe)(struct s5p_fimd_ext_device *fx_dev); + int (*remove)(struct s5p_fimd_ext_device *fx_dev); + int (*suspend)(struct s5p_fimd_ext_device *fx_dev); + int (*resume)(struct s5p_fimd_ext_device *fx_dev); +}; + +/** + * device structure for fimd extension based driver. + * + * @name: platform device name. + * @dev: driver model representation of the device. + * @id: id of device registered and when device is registered + * id would be counted. + * @num_resources: hardware resource count. + * @resource: a pointer to hardware resource definitions. + * @modalias: name of the driver to use with the device, or an + * alias for that name. + */ +struct s5p_fimd_ext_device { + char *name; + struct device dev; + int id; + unsigned int num_resources; + struct resource *resource; + bool mdnie_enabled; + bool enabled; +}; + +struct mdnie_platform_data { + unsigned int width; + unsigned int height; +}; + +/* workaround: fix it later */ +void s6e8aa0_panel_cond(int high_freq); + +#ifdef CONFIG_MDNIE_SUPPORT +/** + * register extension driver to fimd extension framework. + */ +int s5p_fimd_ext_register(struct s5p_fimd_ext_driver *fx_drv); +int s5p_fimd_ext_device_register(struct s5p_fimd_ext_device *fx_dev); + +/** + * find a driver object registered to fimd extension framework. + */ +struct s5p_fimd_ext_device *s5p_fimd_ext_find_device(const char *name); + +/** + * convert device driver object to fimd extension device. + */ +struct s5p_fimd_ext_driver *to_fimd_ext_driver(struct device_driver *drv); +#else +#define s5p_fimd_ext_register(dev) NULL +#define s5p_fimd_ext_device_register(dev) NULL +#define s5p_fimd_ext_find_device(name) NULL +#define to_fimd_ext_driver(drv) NULL +#endif |