drm_mipi_dbi.h File Reference

#include <linux/mutex.h>
#include <drm/drm_atomic_state_helper.h>
#include <drm/drm_device.h>
#include <drm/drm_gem_atomic_helper.h>
#include <drm/drm_gem_framebuffer_helper.h>
#include <drm/drm_probe_helper.h>

Include dependency graph for drm_mipi_dbi.h:

Go to the source code of this file.

Classes
struct	mipi_dbi
struct	mipi_dbi_dev

Macros
#define	mipi_dbi_command(dbi, cmd, seq...)
#define	DRM_MIPI_DBI_PLANE_FORMATS
#define	DRM_MIPI_DBI_PLANE_FORMAT_MODIFIERS
#define	DRM_MIPI_DBI_PLANE_FUNCS
#define	DRM_MIPI_DBI_PLANE_HELPER_FUNCS
#define	DRM_MIPI_DBI_CRTC_FUNCS
#define	DRM_MIPI_DBI_CRTC_HELPER_FUNCS
#define	DRM_MIPI_DBI_CONNECTOR_FUNCS
#define	DRM_MIPI_DBI_CONNECTOR_HELPER_FUNCS    .get_modes = drm_mipi_dbi_connector_helper_get_modes
#define	DRM_MIPI_DBI_MODE_CONFIG_FUNCS
#define	DRM_MIPI_DBI_MODE_CONFIG_HELPER_FUNCS    .atomic_commit_tail = drm_atomic_helper_commit_tail_rpm

Functions
int	mipi_dbi_spi_init (struct spi_device *spi, struct mipi_dbi *dbi, struct gpio_desc *dc)
int	drm_mipi_dbi_dev_init (struct mipi_dbi_dev *dbidev, const struct drm_display_mode *mode, u32 format, unsigned int rotation, size_t tx_buf_size)
void	mipi_dbi_hw_reset (struct mipi_dbi *dbi)
bool	mipi_dbi_display_is_on (struct mipi_dbi *dbi)
int	mipi_dbi_poweron_reset (struct mipi_dbi_dev *dbidev)
int	mipi_dbi_poweron_conditional_reset (struct mipi_dbi_dev *dbidev)
u32	mipi_dbi_spi_cmd_max_speed (struct spi_device *spi, size_t len)
int	mipi_dbi_spi_transfer (struct spi_device *spi, u32 speed_hz, u8 bpw, const void *buf, size_t len)
int	mipi_dbi_command_read (struct mipi_dbi *dbi, u8 cmd, u8 *val)
int	mipi_dbi_command_buf (struct mipi_dbi *dbi, u8 cmd, u8 *data, size_t len)
int	mipi_dbi_command_stackbuf (struct mipi_dbi *dbi, u8 cmd, const u8 *data, size_t len)
int	mipi_dbi_buf_copy (void *dst, struct iosys_map *src, struct drm_framebuffer *fb, struct drm_rect *clip, bool swap, struct drm_format_conv_state *fmtcnv_state)
int	drm_mipi_dbi_plane_helper_atomic_check (struct drm_plane *plane, struct drm_atomic_commit *state)
void	drm_mipi_dbi_plane_helper_atomic_update (struct drm_plane *plane, struct drm_atomic_commit *state)
enum drm_mode_status	drm_mipi_dbi_crtc_helper_mode_valid (struct drm_crtc *crtc, const struct drm_display_mode *mode)
int	drm_mipi_dbi_crtc_helper_atomic_check (struct drm_crtc *crtc, struct drm_atomic_commit *state)
void	drm_mipi_dbi_crtc_helper_atomic_disable (struct drm_crtc *crtc, struct drm_atomic_commit *state)
int	drm_mipi_dbi_connector_helper_get_modes (struct drm_connector *connector)

Macro Definition Documentation

DRM_MIPI_DBI_CONNECTOR_FUNCS

#define DRM_MIPI_DBI_CONNECTOR_FUNCS

Value:

    .reset = drm_atomic_helper_connector_reset, \
    .fill_modes = drm_helper_probe_single_connector_modes, \
    .atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state, \
    .atomic_destroy_state = drm_atomic_helper_connector_destroy_state

DRM_MIPI_DBI_CONNECTOR_HELPER_FUNCS

#define DRM_MIPI_DBI_CONNECTOR_HELPER_FUNCS    .get_modes = drm_mipi_dbi_connector_helper_get_modes

DRM_MIPI_DBI_CRTC_FUNCS

#define DRM_MIPI_DBI_CRTC_FUNCS

Value:

    .reset = drm_atomic_helper_crtc_reset, \
    .set_config = drm_atomic_helper_set_config, \
    .page_flip = drm_atomic_helper_page_flip, \
    .atomic_duplicate_state = drm_atomic_helper_crtc_duplicate_state, \
    .atomic_destroy_state = drm_atomic_helper_crtc_destroy_state

DRM_MIPI_DBI_CRTC_HELPER_FUNCS

#define DRM_MIPI_DBI_CRTC_HELPER_FUNCS

Value:

    .mode_valid = drm_mipi_dbi_crtc_helper_mode_valid, \
    .atomic_check = drm_mipi_dbi_crtc_helper_atomic_check, \
    .atomic_disable = drm_mipi_dbi_crtc_helper_atomic_disable

DRM_MIPI_DBI_MODE_CONFIG_FUNCS

#define DRM_MIPI_DBI_MODE_CONFIG_FUNCS

Value:

    .fb_create = drm_gem_fb_create_with_dirty, \
    .atomic_check = drm_atomic_helper_check, \
    .atomic_commit = drm_atomic_helper_commit

DRM_MIPI_DBI_MODE_CONFIG_HELPER_FUNCS

#define DRM_MIPI_DBI_MODE_CONFIG_HELPER_FUNCS    .atomic_commit_tail = drm_atomic_helper_commit_tail_rpm

DRM_MIPI_DBI_PLANE_FORMAT_MODIFIERS

#define DRM_MIPI_DBI_PLANE_FORMAT_MODIFIERS

Value:

    DRM_FORMAT_MOD_LINEAR, \
    DRM_FORMAT_MOD_INVALID

DRM_MIPI_DBI_PLANE_FORMATS

#define DRM_MIPI_DBI_PLANE_FORMATS

Value:

    DRM_FORMAT_RGB565, \
    DRM_FORMAT_XRGB8888

DRM_MIPI_DBI_PLANE_FUNCS

#define DRM_MIPI_DBI_PLANE_FUNCS

Value:

    DRM_GEM_SHADOW_PLANE_FUNCS, \
    .update_plane = drm_atomic_helper_update_plane, \
    .disable_plane = drm_atomic_helper_disable_plane

DRM_MIPI_DBI_PLANE_HELPER_FUNCS

#define DRM_MIPI_DBI_PLANE_HELPER_FUNCS

Value:

    DRM_GEM_SHADOW_PLANE_HELPER_FUNCS, \
    .atomic_check = drm_mipi_dbi_plane_helper_atomic_check, \
    .atomic_update = drm_mipi_dbi_plane_helper_atomic_update

mipi_dbi_command

#define mipi_dbi_command	(		dbi,
			cmd,
			seq...
	)

Value:

({ \
    const u8 d[] = { seq }; \
    struct device *dev = &(dbi)->spi->dev;  \
    int ret; \
    ret = mipi_dbi_command_stackbuf(dbi, cmd, d, ARRAY_SIZE(d)); \
    if (ret) \
        dev_err_ratelimited(dev, "error %d when sending command %#02x\n", ret, cmd); \
    ret; \
})

mipi_dbi_command - MIPI DCS command with optional parameter(s) @dbi: MIPI DBI structure @cmd: Command @seq: Optional parameter(s)

Send MIPI DCS command to the controller. Use mipi_dbi_command_read() for get/read.

Returns: Zero on success, negative error code on failure.

Function Documentation

drm_mipi_dbi_connector_helper_get_modes()

int drm_mipi_dbi_connector_helper_get_modes

(

struct drm_connector *

connector

)

drm_mipi_dbi_crtc_helper_atomic_check()

int drm_mipi_dbi_crtc_helper_atomic_check	(	struct drm_crtc *	crtc,
		struct drm_atomic_commit *	state
	)

drm_mipi_dbi_crtc_helper_atomic_disable()

void drm_mipi_dbi_crtc_helper_atomic_disable	(	struct drm_crtc *	crtc,
		struct drm_atomic_commit *	state
	)

drm_mipi_dbi_crtc_helper_mode_valid()

enum drm_mode_status drm_mipi_dbi_crtc_helper_mode_valid	(	struct drm_crtc *	crtc,
		const struct drm_display_mode *	mode
	)

drm_mipi_dbi_dev_init()

int drm_mipi_dbi_dev_init	(	struct mipi_dbi_dev *	dbidev,
		const struct drm_display_mode *	mode,
		u32	format,
		unsigned int	rotation,
		size_t	tx_buf_size
	)

drm_mipi_dbi_plane_helper_atomic_check()

int drm_mipi_dbi_plane_helper_atomic_check	(	struct drm_plane *	plane,
		struct drm_atomic_commit *	state
	)

drm_mipi_dbi_plane_helper_atomic_update()

void drm_mipi_dbi_plane_helper_atomic_update	(	struct drm_plane *	plane,
		struct drm_atomic_commit *	state
	)

mipi_dbi_buf_copy()

int mipi_dbi_buf_copy	(	void *	dst,
		struct iosys_map *	src,
		struct drm_framebuffer *	fb,
		struct drm_rect *	clip,
		bool	swap,
		struct drm_format_conv_state *	fmtcnv_state
	)

mipi_dbi_command_buf()

int mipi_dbi_command_buf	(	struct mipi_dbi *	dbi,
		u8	cmd,
		u8 *	data,
		size_t	len
	)

mipi_dbi_command_read()

int mipi_dbi_command_read	(	struct mipi_dbi *	dbi,
		u8	cmd,
		u8 *	val
	)

mipi_dbi_command_stackbuf()

int mipi_dbi_command_stackbuf	(	struct mipi_dbi *	dbi,
		u8	cmd,
		const u8 *	data,
		size_t	len
	)

mipi_dbi_display_is_on()

bool mipi_dbi_display_is_on

(

struct mipi_dbi *

dbi

)

mipi_dbi_hw_reset()

void mipi_dbi_hw_reset

(

struct mipi_dbi *

dbi

)

mipi_dbi_poweron_conditional_reset()

int mipi_dbi_poweron_conditional_reset

(

struct mipi_dbi_dev *

dbidev

)

mipi_dbi_poweron_reset()

int mipi_dbi_poweron_reset

(

struct mipi_dbi_dev *

dbidev

)

mipi_dbi_spi_cmd_max_speed()

u32 mipi_dbi_spi_cmd_max_speed	(	struct spi_device *	spi,
		size_t	len
	)

mipi_dbi_spi_init()

int mipi_dbi_spi_init	(	struct spi_device *	spi,
		struct mipi_dbi *	dbi,
		struct gpio_desc *	dc
	)

mipi_dbi_spi_transfer()

int mipi_dbi_spi_transfer	(	struct spi_device *	spi,
		u32	speed_hz,
		u8	bpw,
		const void *	buf,
		size_t	len
	)