diff options
Diffstat (limited to 'drivers/gpu/drm/msm/disp/dpu1/dpu_io_util.h')
| -rw-r--r-- | drivers/gpu/drm/msm/disp/dpu1/dpu_io_util.h | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_io_util.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_io_util.h new file mode 100644 index 000000000000..bc07381d7429 --- /dev/null +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_io_util.h @@ -0,0 +1,57 @@ +/* Copyright (c) 2012, 2017-2018, The Linux Foundation. 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 and + * only 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. + */ + +#ifndef __DPU_IO_UTIL_H__ +#define __DPU_IO_UTIL_H__ + +#include <linux/gpio.h> +#include <linux/platform_device.h> +#include <linux/types.h> + +#define DEV_DBG(fmt, args...) pr_debug(fmt, ##args) +#define DEV_INFO(fmt, args...) pr_info(fmt, ##args) +#define DEV_WARN(fmt, args...) pr_warn(fmt, ##args) +#define DEV_ERR(fmt, args...) pr_err(fmt, ##args) + +struct dss_gpio { + unsigned int gpio; + unsigned int value; + char gpio_name[32]; +}; + +enum dss_clk_type { + DSS_CLK_AHB, /* no set rate. rate controlled through rpm */ + DSS_CLK_PCLK, +}; + +struct dss_clk { + struct clk *clk; /* clk handle */ + char clk_name[32]; + enum dss_clk_type type; + unsigned long rate; + unsigned long max_rate; +}; + +struct dss_module_power { + unsigned int num_gpio; + struct dss_gpio *gpio_config; + unsigned int num_clk; + struct dss_clk *clk_config; +}; + +int msm_dss_get_clk(struct device *dev, struct dss_clk *clk_arry, int num_clk); +void msm_dss_put_clk(struct dss_clk *clk_arry, int num_clk); +int msm_dss_clk_set_rate(struct dss_clk *clk_arry, int num_clk); +int msm_dss_enable_clk(struct dss_clk *clk_arry, int num_clk, int enable); +int msm_dss_parse_clock(struct platform_device *pdev, + struct dss_module_power *mp); +#endif /* __DPU_IO_UTIL_H__ */ |