drivers/video/fbdev/omap2/omapfb/dss/hdmi.h

Source file repositories/reference/linux-study-clean/drivers/video/fbdev/omap2/omapfb/dss/hdmi.h

File Facts

System
Linux kernel
Corpus path
drivers/video/fbdev/omap2/omapfb/dss/hdmi.h
Extension
.h
Size
9453 bytes
Lines
361
Domain
Driver Families
Bucket
drivers/video
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

struct hdmi_video_format {
	enum hdmi_packing_mode	packing_mode;
	u32			y_res;	/* Line per panel */
	u32			x_res;	/* pixel per line */
};

struct hdmi_config {
	struct omap_video_timings timings;
	struct hdmi_avi_infoframe infoframe;
	enum hdmi_core_hdmi_dvi hdmi_dvi_mode;
};

struct hdmi_audio_format {
	enum hdmi_stereo_channels		stereo_channels;
	u8					active_chnnls_msk;
	enum hdmi_audio_type			type;
	enum hdmi_audio_justify			justification;
	enum hdmi_audio_sample_order		sample_order;
	enum hdmi_audio_samples_perword		samples_per_word;
	enum hdmi_audio_sample_size_omap	sample_size;
	enum hdmi_audio_blk_strt_end_sig	en_sig_blk_strt_end;
};

struct hdmi_audio_dma {
	u8				transfer_size;
	u8				block_size;
	enum hdmi_audio_transf_mode	mode;
	u16				fifo_threshold;
};

struct hdmi_core_audio_i2s_config {
	u8 in_length_bits;
	u8 justification;
	u8 sck_edge_mode;
	u8 vbit;
	u8 direction;
	u8 shift;
	u8 active_sds;
};

struct hdmi_core_audio_config {
	struct hdmi_core_audio_i2s_config	i2s_cfg;
	struct snd_aes_iec958			*iec60958_cfg;
	bool					fs_override;
	u32					n;
	u32					cts;
	u32					aud_par_busclk;
	enum hdmi_core_audio_layout		layout;
	enum hdmi_core_cts_mode			cts_mode;
	bool					use_mclk;
	enum hdmi_audio_mclk_mode		mclk_mode;
	bool					en_acr_pkt;
	bool					en_dsd_audio;
	bool					en_parallel_aud_input;
	bool					en_spdif;
};

struct hdmi_wp_data {
	void __iomem *base;
	phys_addr_t phys_base;
};

struct hdmi_pll_data {
	struct dss_pll pll;

	void __iomem *base;

	struct hdmi_wp_data *wp;
};

struct hdmi_phy_data {
	void __iomem *base;

	u8 lane_function[4];
	u8 lane_polarity[4];
};

struct hdmi_core_data {
	void __iomem *base;
};

static inline void hdmi_write_reg(void __iomem *base_addr, const u32 idx,
		u32 val)
{
	__raw_writel(val, base_addr + idx);
}

static inline u32 hdmi_read_reg(void __iomem *base_addr, const u32 idx)
{
	return __raw_readl(base_addr + idx);

Annotation

Implementation Notes