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Diffstat (limited to 'include/video/omapdss.h')
-rw-r--r--include/video/omapdss.h410
1 files changed, 265 insertions, 145 deletions
diff --git a/include/video/omapdss.h b/include/video/omapdss.h
index aeb4e9a0c5d..fc06c5b5f12 100644
--- a/include/video/omapdss.h
+++ b/include/video/omapdss.h
@@ -23,6 +23,8 @@
#include <linux/device.h>
#include <linux/interrupt.h>
+#include <video/videomode.h>
+
#define DISPC_IRQ_FRAMEDONE (1 << 0)
#define DISPC_IRQ_VSYNC (1 << 1)
#define DISPC_IRQ_EVSYNC_EVEN (1 << 2)
@@ -68,6 +70,7 @@ enum omap_display_type {
OMAP_DISPLAY_TYPE_DSI = 1 << 3,
OMAP_DISPLAY_TYPE_VENC = 1 << 4,
OMAP_DISPLAY_TYPE_HDMI = 1 << 5,
+ OMAP_DISPLAY_TYPE_DVI = 1 << 6,
};
enum omap_plane {
@@ -169,6 +172,11 @@ enum omap_dss_audio_state {
OMAP_DSS_AUDIO_PLAYING,
};
+struct omap_dss_audio {
+ struct snd_aes_iec958 *iec;
+ struct snd_cea_861_aud_if *cea;
+};
+
enum omap_dss_rotation_type {
OMAP_DSS_ROT_DMA = 1 << 0,
OMAP_DSS_ROT_VRFB = 1 << 1,
@@ -242,19 +250,6 @@ struct rfbi_timings {
int converted;
};
-void omap_rfbi_write_command(const void *buf, u32 len);
-void omap_rfbi_read_data(void *buf, u32 len);
-void omap_rfbi_write_data(const void *buf, u32 len);
-void omap_rfbi_write_pixels(const void __iomem *buf, int scr_width,
- u16 x, u16 y,
- u16 w, u16 h);
-int omap_rfbi_enable_te(bool enable, unsigned line);
-int omap_rfbi_setup_te(enum omap_rfbi_te_mode mode,
- unsigned hs_pulse_time, unsigned vs_pulse_time,
- int hs_pol_inv, int vs_pol_inv, int extif_div);
-void rfbi_bus_lock(void);
-void rfbi_bus_unlock(void);
-
/* DSI */
enum omap_dss_dsi_trans_mode {
@@ -313,39 +308,6 @@ struct omap_dss_dsi_config {
enum omap_dss_dsi_trans_mode trans_mode;
};
-void dsi_bus_lock(struct omap_dss_device *dssdev);
-void dsi_bus_unlock(struct omap_dss_device *dssdev);
-int dsi_vc_dcs_write(struct omap_dss_device *dssdev, int channel, u8 *data,
- int len);
-int dsi_vc_generic_write(struct omap_dss_device *dssdev, int channel, u8 *data,
- int len);
-int dsi_vc_dcs_write_0(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd);
-int dsi_vc_generic_write_0(struct omap_dss_device *dssdev, int channel);
-int dsi_vc_dcs_write_1(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd,
- u8 param);
-int dsi_vc_generic_write_1(struct omap_dss_device *dssdev, int channel,
- u8 param);
-int dsi_vc_generic_write_2(struct omap_dss_device *dssdev, int channel,
- u8 param1, u8 param2);
-int dsi_vc_dcs_write_nosync(struct omap_dss_device *dssdev, int channel,
- u8 *data, int len);
-int dsi_vc_generic_write_nosync(struct omap_dss_device *dssdev, int channel,
- u8 *data, int len);
-int dsi_vc_dcs_read(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd,
- u8 *buf, int buflen);
-int dsi_vc_generic_read_0(struct omap_dss_device *dssdev, int channel, u8 *buf,
- int buflen);
-int dsi_vc_generic_read_1(struct omap_dss_device *dssdev, int channel, u8 param,
- u8 *buf, int buflen);
-int dsi_vc_generic_read_2(struct omap_dss_device *dssdev, int channel,
- u8 param1, u8 param2, u8 *buf, int buflen);
-int dsi_vc_set_max_rx_packet_size(struct omap_dss_device *dssdev, int channel,
- u16 len);
-int dsi_vc_send_null(struct omap_dss_device *dssdev, int channel);
-int dsi_vc_send_bta_sync(struct omap_dss_device *dssdev, int channel);
-int dsi_enable_video_output(struct omap_dss_device *dssdev, int channel);
-void dsi_disable_video_output(struct omap_dss_device *dssdev, int channel);
-
enum omapdss_version {
OMAPDSS_VER_UNKNOWN = 0,
OMAPDSS_VER_OMAP24xx,
@@ -357,14 +319,15 @@ enum omapdss_version {
OMAPDSS_VER_OMAP4430_ES2, /* OMAP4430 ES2.0, 2.1, 2.2 */
OMAPDSS_VER_OMAP4, /* All other OMAP4s */
OMAPDSS_VER_OMAP5,
+ OMAPDSS_VER_AM43xx,
};
/* Board specific data */
struct omap_dss_board_info {
- int (*get_context_loss_count)(struct device *dev);
int num_devices;
struct omap_dss_device **devices;
struct omap_dss_device *default_device;
+ const char *default_display_name;
int (*dsi_enable_pads)(int dsi_id, unsigned lane_mask);
void (*dsi_disable_pads)(int dsi_id, unsigned lane_mask);
int (*set_min_bus_tput)(struct device *dev, unsigned long r);
@@ -381,8 +344,8 @@ struct omap_video_timings {
u16 x_res;
/* Unit: pixels */
u16 y_res;
- /* Unit: KHz */
- u32 pixel_clock;
+ /* Unit: Hz */
+ u32 pixelclock;
/* Unit: pixel clocks */
u16 hsw; /* Horizontal synchronization pulse width */
/* Unit: pixel clocks */
@@ -426,8 +389,8 @@ struct omap_dss_cpr_coefs {
};
struct omap_overlay_info {
- u32 paddr;
- u32 p_uv_addr; /* for NV12 format */
+ dma_addr_t paddr;
+ dma_addr_t p_uv_addr; /* for NV12 format */
u16 screen_width;
u16 width;
u16 height;
@@ -512,7 +475,7 @@ struct omap_overlay_manager {
enum omap_dss_output_id supported_outputs;
/* dynamic fields */
- struct omap_dss_output *output;
+ struct omap_dss_device *output;
/*
* The following functions do not block:
@@ -526,7 +489,7 @@ struct omap_overlay_manager {
*/
int (*set_output)(struct omap_overlay_manager *mgr,
- struct omap_dss_output *output);
+ struct omap_dss_device *output);
int (*unset_output)(struct omap_overlay_manager *mgr);
int (*set_manager_info)(struct omap_overlay_manager *mgr,
@@ -569,36 +532,188 @@ struct omap_dss_writeback_info {
u8 pre_mult_alpha;
};
-struct omap_dss_output {
- struct list_head list;
+struct omapdss_dpi_ops {
+ int (*connect)(struct omap_dss_device *dssdev,
+ struct omap_dss_device *dst);
+ void (*disconnect)(struct omap_dss_device *dssdev,
+ struct omap_dss_device *dst);
- const char *name;
+ int (*enable)(struct omap_dss_device *dssdev);
+ void (*disable)(struct omap_dss_device *dssdev);
- /* display type supported by the output */
- enum omap_display_type type;
+ int (*check_timings)(struct omap_dss_device *dssdev,
+ struct omap_video_timings *timings);
+ void (*set_timings)(struct omap_dss_device *dssdev,
+ struct omap_video_timings *timings);
+ void (*get_timings)(struct omap_dss_device *dssdev,
+ struct omap_video_timings *timings);
- /* DISPC channel for this output */
- enum omap_channel dispc_channel;
+ void (*set_data_lines)(struct omap_dss_device *dssdev, int data_lines);
+};
- /* output instance */
- enum omap_dss_output_id id;
+struct omapdss_sdi_ops {
+ int (*connect)(struct omap_dss_device *dssdev,
+ struct omap_dss_device *dst);
+ void (*disconnect)(struct omap_dss_device *dssdev,
+ struct omap_dss_device *dst);
- /* output's platform device pointer */
- struct platform_device *pdev;
+ int (*enable)(struct omap_dss_device *dssdev);
+ void (*disable)(struct omap_dss_device *dssdev);
- /* dynamic fields */
- struct omap_overlay_manager *manager;
+ int (*check_timings)(struct omap_dss_device *dssdev,
+ struct omap_video_timings *timings);
+ void (*set_timings)(struct omap_dss_device *dssdev,
+ struct omap_video_timings *timings);
+ void (*get_timings)(struct omap_dss_device *dssdev,
+ struct omap_video_timings *timings);
- struct omap_dss_device *device;
+ void (*set_datapairs)(struct omap_dss_device *dssdev, int datapairs);
+};
+
+struct omapdss_dvi_ops {
+ int (*connect)(struct omap_dss_device *dssdev,
+ struct omap_dss_device *dst);
+ void (*disconnect)(struct omap_dss_device *dssdev,
+ struct omap_dss_device *dst);
+
+ int (*enable)(struct omap_dss_device *dssdev);
+ void (*disable)(struct omap_dss_device *dssdev);
+
+ int (*check_timings)(struct omap_dss_device *dssdev,
+ struct omap_video_timings *timings);
+ void (*set_timings)(struct omap_dss_device *dssdev,
+ struct omap_video_timings *timings);
+ void (*get_timings)(struct omap_dss_device *dssdev,
+ struct omap_video_timings *timings);
+};
+
+struct omapdss_atv_ops {
+ int (*connect)(struct omap_dss_device *dssdev,
+ struct omap_dss_device *dst);
+ void (*disconnect)(struct omap_dss_device *dssdev,
+ struct omap_dss_device *dst);
+
+ int (*enable)(struct omap_dss_device *dssdev);
+ void (*disable)(struct omap_dss_device *dssdev);
+
+ int (*check_timings)(struct omap_dss_device *dssdev,
+ struct omap_video_timings *timings);
+ void (*set_timings)(struct omap_dss_device *dssdev,
+ struct omap_video_timings *timings);
+ void (*get_timings)(struct omap_dss_device *dssdev,
+ struct omap_video_timings *timings);
+
+ void (*set_type)(struct omap_dss_device *dssdev,
+ enum omap_dss_venc_type type);
+ void (*invert_vid_out_polarity)(struct omap_dss_device *dssdev,
+ bool invert_polarity);
+
+ int (*set_wss)(struct omap_dss_device *dssdev, u32 wss);
+ u32 (*get_wss)(struct omap_dss_device *dssdev);
+};
+
+struct omapdss_hdmi_ops {
+ int (*connect)(struct omap_dss_device *dssdev,
+ struct omap_dss_device *dst);
+ void (*disconnect)(struct omap_dss_device *dssdev,
+ struct omap_dss_device *dst);
+
+ int (*enable)(struct omap_dss_device *dssdev);
+ void (*disable)(struct omap_dss_device *dssdev);
+
+ int (*check_timings)(struct omap_dss_device *dssdev,
+ struct omap_video_timings *timings);
+ void (*set_timings)(struct omap_dss_device *dssdev,
+ struct omap_video_timings *timings);
+ void (*get_timings)(struct omap_dss_device *dssdev,
+ struct omap_video_timings *timings);
+
+ int (*read_edid)(struct omap_dss_device *dssdev, u8 *buf, int len);
+ bool (*detect)(struct omap_dss_device *dssdev);
+
+ /*
+ * Note: These functions might sleep. Do not call while
+ * holding a spinlock/readlock.
+ */
+ int (*audio_enable)(struct omap_dss_device *dssdev);
+ void (*audio_disable)(struct omap_dss_device *dssdev);
+ bool (*audio_supported)(struct omap_dss_device *dssdev);
+ int (*audio_config)(struct omap_dss_device *dssdev,
+ struct omap_dss_audio *audio);
+ /* Note: These functions may not sleep */
+ int (*audio_start)(struct omap_dss_device *dssdev);
+ void (*audio_stop)(struct omap_dss_device *dssdev);
+};
+
+struct omapdss_dsi_ops {
+ int (*connect)(struct omap_dss_device *dssdev,
+ struct omap_dss_device *dst);
+ void (*disconnect)(struct omap_dss_device *dssdev,
+ struct omap_dss_device *dst);
+
+ int (*enable)(struct omap_dss_device *dssdev);
+ void (*disable)(struct omap_dss_device *dssdev, bool disconnect_lanes,
+ bool enter_ulps);
+
+ /* bus configuration */
+ int (*set_config)(struct omap_dss_device *dssdev,
+ const struct omap_dss_dsi_config *cfg);
+ int (*configure_pins)(struct omap_dss_device *dssdev,
+ const struct omap_dsi_pin_config *pin_cfg);
+
+ void (*enable_hs)(struct omap_dss_device *dssdev, int channel,
+ bool enable);
+ int (*enable_te)(struct omap_dss_device *dssdev, bool enable);
+
+ int (*update)(struct omap_dss_device *dssdev, int channel,
+ void (*callback)(int, void *), void *data);
+
+ void (*bus_lock)(struct omap_dss_device *dssdev);
+ void (*bus_unlock)(struct omap_dss_device *dssdev);
+
+ int (*enable_video_output)(struct omap_dss_device *dssdev, int channel);
+ void (*disable_video_output)(struct omap_dss_device *dssdev,
+ int channel);
+
+ int (*request_vc)(struct omap_dss_device *dssdev, int *channel);
+ int (*set_vc_id)(struct omap_dss_device *dssdev, int channel,
+ int vc_id);
+ void (*release_vc)(struct omap_dss_device *dssdev, int channel);
+
+ /* data transfer */
+ int (*dcs_write)(struct omap_dss_device *dssdev, int channel,
+ u8 *data, int len);
+ int (*dcs_write_nosync)(struct omap_dss_device *dssdev, int channel,
+ u8 *data, int len);
+ int (*dcs_read)(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd,
+ u8 *data, int len);
+
+ int (*gen_write)(struct omap_dss_device *dssdev, int channel,
+ u8 *data, int len);
+ int (*gen_write_nosync)(struct omap_dss_device *dssdev, int channel,
+ u8 *data, int len);
+ int (*gen_read)(struct omap_dss_device *dssdev, int channel,
+ u8 *reqdata, int reqlen,
+ u8 *data, int len);
+
+ int (*bta_sync)(struct omap_dss_device *dssdev, int channel);
+
+ int (*set_max_rx_packet_size)(struct omap_dss_device *dssdev,
+ int channel, u16 plen);
};
struct omap_dss_device {
- struct device dev;
+ struct device *dev;
- enum omap_display_type type;
+ struct module *owner;
+
+ struct list_head panel_list;
- /* obsolete, to be removed */
- enum omap_channel channel;
+ /* alias in the form of "display%d" */
+ char alias[16];
+
+ enum omap_display_type type;
+ enum omap_display_type output_type;
union {
struct {
@@ -616,9 +731,6 @@ struct omap_dss_device {
struct {
int module;
-
- bool ext_te;
- u8 ext_te_gpio;
} dsi;
struct {
@@ -639,10 +751,6 @@ struct omap_dss_device {
struct rfbi_timings rfbi_timings;
} ctrl;
- int reset_gpio;
-
- int max_backlight_level;
-
const char *name;
/* used to match device to driver */
@@ -652,22 +760,40 @@ struct omap_dss_device {
struct omap_dss_driver *driver;
+ union {
+ const struct omapdss_dpi_ops *dpi;
+ const struct omapdss_sdi_ops *sdi;
+ const struct omapdss_dvi_ops *dvi;
+ const struct omapdss_hdmi_ops *hdmi;
+ const struct omapdss_atv_ops *atv;
+ const struct omapdss_dsi_ops *dsi;
+ } ops;
+
/* helper variable for driver suspend/resume */
bool activate_after_resume;
enum omap_display_caps caps;
- struct omap_dss_output *output;
+ struct omap_dss_device *src;
enum omap_dss_display_state state;
enum omap_dss_audio_state audio_state;
- /* platform specific */
- int (*platform_enable)(struct omap_dss_device *dssdev);
- void (*platform_disable)(struct omap_dss_device *dssdev);
- int (*set_backlight)(struct omap_dss_device *dssdev, int level);
- int (*get_backlight)(struct omap_dss_device *dssdev);
+ /* OMAP DSS output specific fields */
+
+ struct list_head list;
+
+ /* DISPC channel for this output */
+ enum omap_channel dispc_channel;
+
+ /* output instance */
+ enum omap_dss_output_id id;
+
+ /* dynamic fields */
+ struct omap_overlay_manager *manager;
+
+ struct omap_dss_device *dst;
};
struct omap_dss_hdmi_data
@@ -677,17 +803,13 @@ struct omap_dss_hdmi_data
int hpd_gpio;
};
-struct omap_dss_audio {
- struct snd_aes_iec958 *iec;
- struct snd_cea_861_aud_if *cea;
-};
-
struct omap_dss_driver {
- struct device_driver driver;
-
int (*probe)(struct omap_dss_device *);
void (*remove)(struct omap_dss_device *);
+ int (*connect)(struct omap_dss_device *dssdev);
+ void (*disconnect)(struct omap_dss_device *dssdev);
+
int (*enable)(struct omap_dss_device *display);
void (*disable)(struct omap_dss_device *display);
int (*run_test)(struct omap_dss_device *display, int test);
@@ -753,7 +875,10 @@ bool omapdss_is_initialized(void);
int omap_dss_register_driver(struct omap_dss_driver *);
void omap_dss_unregister_driver(struct omap_dss_driver *);
-void omap_dss_get_device(struct omap_dss_device *dssdev);
+int omapdss_register_display(struct omap_dss_device *dssdev);
+void omapdss_unregister_display(struct omap_dss_device *dssdev);
+
+struct omap_dss_device *omap_dss_get_device(struct omap_dss_device *dssdev);
void omap_dss_put_device(struct omap_dss_device *dssdev);
#define for_each_dss_dev(d) while ((d = omap_dss_get_next_device(d)) != NULL)
struct omap_dss_device *omap_dss_get_next_device(struct omap_dss_device *from);
@@ -761,8 +886,10 @@ struct omap_dss_device *omap_dss_find_device(void *data,
int (*match)(struct omap_dss_device *dssdev, void *data));
const char *omapdss_get_default_display_name(void);
-int omap_dss_start_device(struct omap_dss_device *dssdev);
-void omap_dss_stop_device(struct omap_dss_device *dssdev);
+void videomode_to_omap_video_timings(const struct videomode *vm,
+ struct omap_video_timings *ovt);
+void omap_video_timings_to_videomode(const struct omap_video_timings *ovt,
+ struct videomode *vm);
int dss_feat_get_num_mgrs(void);
int dss_feat_get_num_ovls(void);
@@ -778,10 +905,17 @@ struct omap_overlay_manager *omap_dss_get_overlay_manager(int num);
int omap_dss_get_num_overlays(void);
struct omap_overlay *omap_dss_get_overlay(int num);
-struct omap_dss_output *omap_dss_get_output(enum omap_dss_output_id id);
-int omapdss_output_set_device(struct omap_dss_output *out,
+int omapdss_register_output(struct omap_dss_device *output);
+void omapdss_unregister_output(struct omap_dss_device *output);
+struct omap_dss_device *omap_dss_get_output(enum omap_dss_output_id id);
+struct omap_dss_device *omap_dss_find_output(const char *name);
+struct omap_dss_device *omap_dss_find_output_by_node(struct device_node *node);
+int omapdss_output_set_device(struct omap_dss_device *out,
struct omap_dss_device *dssdev);
-int omapdss_output_unset_device(struct omap_dss_output *out);
+int omapdss_output_unset_device(struct omap_dss_device *out);
+
+struct omap_dss_device *omapdss_find_output_from_display(struct omap_dss_device *dssdev);
+struct omap_overlay_manager *omapdss_find_mgr_from_display(struct omap_dss_device *dssdev);
void omapdss_default_get_resolution(struct omap_dss_device *dssdev,
u16 *xres, u16 *yres);
@@ -831,58 +965,15 @@ int dispc_ovl_setup(enum omap_plane plane, const struct omap_overlay_info *oi,
bool replication, const struct omap_video_timings *mgr_timings,
bool mem_to_mem);
-#define to_dss_driver(x) container_of((x), struct omap_dss_driver, driver)
-#define to_dss_device(x) container_of((x), struct omap_dss_device, dev)
-
-void omapdss_dsi_vc_enable_hs(struct omap_dss_device *dssdev, int channel,
- bool enable);
-int omapdss_dsi_enable_te(struct omap_dss_device *dssdev, bool enable);
-int omapdss_dsi_set_config(struct omap_dss_device *dssdev,
- const struct omap_dss_dsi_config *config);
-
-int omap_dsi_update(struct omap_dss_device *dssdev, int channel,
- void (*callback)(int, void *), void *data);
-int omap_dsi_request_vc(struct omap_dss_device *dssdev, int *channel);
-int omap_dsi_set_vc_id(struct omap_dss_device *dssdev, int channel, int vc_id);
-void omap_dsi_release_vc(struct omap_dss_device *dssdev, int channel);
-int omapdss_dsi_configure_pins(struct omap_dss_device *dssdev,
- const struct omap_dsi_pin_config *pin_cfg);
-
-int omapdss_dsi_display_enable(struct omap_dss_device *dssdev);
-void omapdss_dsi_display_disable(struct omap_dss_device *dssdev,
- bool disconnect_lanes, bool enter_ulps);
-
-int omapdss_dpi_display_enable(struct omap_dss_device *dssdev);
-void omapdss_dpi_display_disable(struct omap_dss_device *dssdev);
-void omapdss_dpi_set_timings(struct omap_dss_device *dssdev,
- struct omap_video_timings *timings);
-int dpi_check_timings(struct omap_dss_device *dssdev,
- struct omap_video_timings *timings);
-void omapdss_dpi_set_data_lines(struct omap_dss_device *dssdev, int data_lines);
-
-int omapdss_sdi_display_enable(struct omap_dss_device *dssdev);
-void omapdss_sdi_display_disable(struct omap_dss_device *dssdev);
-void omapdss_sdi_set_timings(struct omap_dss_device *dssdev,
- struct omap_video_timings *timings);
-void omapdss_sdi_set_datapairs(struct omap_dss_device *dssdev, int datapairs);
-
-int omapdss_rfbi_display_enable(struct omap_dss_device *dssdev);
-void omapdss_rfbi_display_disable(struct omap_dss_device *dssdev);
-int omap_rfbi_update(struct omap_dss_device *dssdev, void (*callback)(void *),
- void *data);
-int omap_rfbi_configure(struct omap_dss_device *dssdev);
-void omapdss_rfbi_set_size(struct omap_dss_device *dssdev, u16 w, u16 h);
-void omapdss_rfbi_set_pixel_size(struct omap_dss_device *dssdev,
- int pixel_size);
-void omapdss_rfbi_set_data_lines(struct omap_dss_device *dssdev,
- int data_lines);
-void omapdss_rfbi_set_interface_timings(struct omap_dss_device *dssdev,
- struct rfbi_timings *timings);
-
int omapdss_compat_init(void);
void omapdss_compat_uninit(void);
struct dss_mgr_ops {
+ int (*connect)(struct omap_overlay_manager *mgr,
+ struct omap_dss_device *dst);
+ void (*disconnect)(struct omap_overlay_manager *mgr,
+ struct omap_dss_device *dst);
+
void (*start_update)(struct omap_overlay_manager *mgr);
int (*enable)(struct omap_overlay_manager *mgr);
void (*disable)(struct omap_overlay_manager *mgr);
@@ -899,6 +990,10 @@ struct dss_mgr_ops {
int dss_install_mgr_ops(const struct dss_mgr_ops *mgr_ops);
void dss_uninstall_mgr_ops(void);
+int dss_mgr_connect(struct omap_overlay_manager *mgr,
+ struct omap_dss_device *dst);
+void dss_mgr_disconnect(struct omap_overlay_manager *mgr,
+ struct omap_dss_device *dst);
void dss_mgr_set_timings(struct omap_overlay_manager *mgr,
const struct omap_video_timings *timings);
void dss_mgr_set_lcd_config(struct omap_overlay_manager *mgr,
@@ -910,4 +1005,29 @@ int dss_mgr_register_framedone_handler(struct omap_overlay_manager *mgr,
void (*handler)(void *), void *data);
void dss_mgr_unregister_framedone_handler(struct omap_overlay_manager *mgr,
void (*handler)(void *), void *data);
+
+static inline bool omapdss_device_is_connected(struct omap_dss_device *dssdev)
+{
+ return dssdev->src;
+}
+
+static inline bool omapdss_device_is_enabled(struct omap_dss_device *dssdev)
+{
+ return dssdev->state == OMAP_DSS_DISPLAY_ACTIVE;
+}
+
+struct device_node *
+omapdss_of_get_next_port(const struct device_node *parent,
+ struct device_node *prev);
+
+struct device_node *
+omapdss_of_get_next_endpoint(const struct device_node *parent,
+ struct device_node *prev);
+
+struct device_node *
+omapdss_of_get_first_endpoint(const struct device_node *parent);
+
+struct omap_dss_device *
+omapdss_of_find_source_for_first_ep(struct device_node *node);
+
#endif
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-10 05:41:54 +0000