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:
/
usr
/
src
/
linux-headers-6.8.0-83-generic
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include
/
drm
/
bridge
/ [
drwxr-xr-x
]
upload
mass deface
mass delete
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samsung-dsim.h
/* SPDX-License-Identifier: GPL-2.0+ */ /* * Copyright (C) 2022 Amarula Solutions(India) * Author: Jagan Teki <jagan@amarulasolutions.com> */ #ifndef __SAMSUNG_DSIM__ #define __SAMSUNG_DSIM__ #include <linux/gpio/consumer.h> #include <linux/regulator/consumer.h> #include <drm/drm_atomic_helper.h> #include <drm/drm_of.h> #include <drm/drm_mipi_dsi.h> struct samsung_dsim; #define DSIM_STATE_ENABLED BIT(0) #define DSIM_STATE_INITIALIZED BIT(1) #define DSIM_STATE_CMD_LPM BIT(2) #define DSIM_STATE_VIDOUT_AVAILABLE BIT(3) enum samsung_dsim_type { DSIM_TYPE_EXYNOS3250, DSIM_TYPE_EXYNOS4210, DSIM_TYPE_EXYNOS5410, DSIM_TYPE_EXYNOS5422, DSIM_TYPE_EXYNOS5433, DSIM_TYPE_IMX8MM, DSIM_TYPE_IMX8MP, DSIM_TYPE_COUNT, }; #define samsung_dsim_hw_is_exynos(hw) \ ((hw) >= DSIM_TYPE_EXYNOS3250 && (hw) <= DSIM_TYPE_EXYNOS5433) struct samsung_dsim_transfer { struct list_head list; struct completion completed; int result; struct mipi_dsi_packet packet; u16 flags; u16 tx_done; u8 *rx_payload; u16 rx_len; u16 rx_done; }; struct samsung_dsim_driver_data { const unsigned int *reg_ofs; unsigned int plltmr_reg; unsigned int has_freqband:1; unsigned int has_clklane_stop:1; unsigned int has_broken_fifoctrl_emptyhdr:1; unsigned int num_clks; unsigned int min_freq; unsigned int max_freq; unsigned int wait_for_reset; unsigned int num_bits_resol; unsigned int pll_p_offset; const unsigned int *reg_values; unsigned int pll_fin_min; unsigned int pll_fin_max; u16 m_min; u16 m_max; }; struct samsung_dsim_host_ops { int (*register_host)(struct samsung_dsim *dsim); void (*unregister_host)(struct samsung_dsim *dsim); int (*attach)(struct samsung_dsim *dsim, struct mipi_dsi_device *device); void (*detach)(struct samsung_dsim *dsim, struct mipi_dsi_device *device); irqreturn_t (*te_irq_handler)(struct samsung_dsim *dsim); }; struct samsung_dsim_plat_data { enum samsung_dsim_type hw_type; const struct samsung_dsim_host_ops *host_ops; }; struct samsung_dsim { struct mipi_dsi_host dsi_host; struct drm_bridge bridge; struct drm_bridge *out_bridge; struct device *dev; struct drm_display_mode mode; void __iomem *reg_base; struct phy *phy; struct clk **clks; struct clk *pll_clk; struct regulator_bulk_data supplies[2]; int irq; struct gpio_desc *te_gpio; u32 pll_clk_rate; u32 burst_clk_rate; u32 hs_clock; u32 esc_clk_rate; u32 lanes; u32 mode_flags; u32 format; bool swap_dn_dp_clk; bool swap_dn_dp_data; int state; struct drm_property *brightness; struct completion completed; spinlock_t transfer_lock; /* protects transfer_list */ struct list_head transfer_list; const struct samsung_dsim_driver_data *driver_data; const struct samsung_dsim_plat_data *plat_data; void *priv; }; extern int samsung_dsim_probe(struct platform_device *pdev); extern void samsung_dsim_remove(struct platform_device *pdev); extern const struct dev_pm_ops samsung_dsim_pm_ops; #endif /* __SAMSUNG_DSIM__ */
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