ENGR00155135-1 ipuv3 dev: add processing driver support

IPU's IC/IRT/VDI modules provide resizing/CSC/combination/de-interlacing
support, this patch make all these features into one processing driver.
A struct ipu_task is the interface between user and this driver, user
just need fill his task struct and queue it through ioctl, then wait
ipu hardware finish its job (now only support BLOCKING operation, not
support NO_BLOCK operation).
Pls refer to inlcude/linux/ipu.h for structure information and unit test
for usage.

This patch is for header file change.

Signed-off-by: Jason Chen <b02280@freescale.com>

1 files changed, 123 insertions, 246 deletions

diff --git a/include/linux/ipu.h b/include/linux/ipu.h
index 4edf74ee889b..06d8c64a6d65 100644
--- a/include/linux/ipu.h
+++ b/include/linux/ipu.h
@@ -35,7 +35,11 @@ typedef unsigned char bool;
 #endif
 #define irqreturn_t int
 #define dma_addr_t int
+#define uint32_t unsigned int
+#define uint16_t unsigned short
+#define uint8_t unsigned char
 #define u32 unsigned int
+#define u8 unsigned char
 #define __u32 u32
 #endif
 
@@ -936,6 +940,27 @@ void ipu_free_irq(struct ipu_soc *ipu, uint32_t irq, void *dev_id);
 bool ipu_get_irq_status(struct ipu_soc *ipu, uint32_t irq);
 void ipu_set_csc_coefficients(struct ipu_soc *ipu, ipu_channel_t channel, int32_t param[][3]);
 
+/* two stripe calculations */
+struct stripe_param{
+	unsigned int input_width; /* width of the input stripe */
+	unsigned int output_width; /* width of the output stripe */
+	unsigned int input_column; /* the first column on the input stripe */
+	unsigned int output_column; /* the first column on the output stripe */
+	unsigned int idr;
+	/* inverse downisizing ratio parameter; expressed as a power of 2 */
+	unsigned int irr;
+	/* inverse resizing ratio parameter; expressed as a multiple of 2^-13 */
+};
+int ipu_calc_stripes_sizes(const unsigned int input_frame_width,
+				unsigned int output_frame_width,
+				const unsigned int maximal_stripe_width,
+				const unsigned long long cirr,
+				const unsigned int equal_stripes,
+				u32 input_pixelformat,
+				u32 output_pixelformat,
+				struct stripe_param *left,
+				struct stripe_param *right);
+
 /* SDC API */
 int32_t ipu_sdc_init_panel(ipu_panel_t panel,
 			   uint32_t pixel_clk,
@@ -1040,260 +1065,112 @@ int32_t ipu_pf_set_pause_row(uint32_t pause_row);
 
 uint32_t bytes_per_pixel(uint32_t fmt);
 
-/* New added for IPU-lib functionality*/
-int ipu_open(void);
-int ipu_register_generic_isr(int irq, void *dev);
-void ipu_close(void);
+/* IPU device */
+struct ipu_pos {
+	u32 x;
+	u32 y;
+};
 
-/* two stripe calculations */
-struct stripe_param{
-	unsigned int input_width; /* width of the input stripe */
-	unsigned int output_width; /* width of the output stripe */
-	unsigned int input_column; /* the first column on the input stripe */
-	unsigned int output_column; /* the first column on the output stripe */
-	unsigned int idr;
-	/* inverse downisizing ratio parameter; expressed as a power of 2 */
-	unsigned int irr;
-	/* inverse resizing ratio parameter; expressed as a multiple of 2^-13 */
+struct ipu_crop {
+	struct ipu_pos pos;
+	u32 w;
+	u32 h;
 };
 
-typedef struct _ipu_stripe_parm {
-	unsigned int input_width;
-	unsigned int output_width;
-	unsigned int maximal_stripe_width;
-	unsigned long long cirr;
-	unsigned int equal_stripes;
-	u32 input_pixelformat;
-	u32 output_pixelformat;
-	struct stripe_param left;
-	struct stripe_param right;
-} ipu_stripe_parm;
-
-typedef struct _ipu_channel_parm {
-	ipu_channel_t channel;
-	ipu_channel_params_t params;
-	bool flag;
-} ipu_channel_parm;
-
-typedef struct _ipu_channel_buf_parm {
-	ipu_channel_t channel;
-	ipu_buffer_t type;
-	uint32_t pixel_fmt;
-	uint16_t width;
-	uint16_t height;
-	uint16_t stride;
-	ipu_rotate_mode_t rot_mode;
-	dma_addr_t phyaddr_0;
-	dma_addr_t phyaddr_1;
-	dma_addr_t phyaddr_2;
-	uint32_t u_offset;
-	uint32_t v_offset;
-	uint32_t bufNum;
-} ipu_channel_buf_parm;
-
-typedef struct _ipu_buf_offset_parm {
-	ipu_channel_t channel;
-	ipu_buffer_t type;
-	uint32_t pixel_fmt;
-	uint16_t width;
-	uint16_t height;
-	uint16_t stride;
-	uint32_t u_offset;
-	uint32_t v_offset;
-	uint32_t vertical_offset;
-	uint32_t horizontal_offset;
-} ipu_buf_offset_parm;
-
-typedef struct _ipu_channel_link {
-	ipu_channel_t src_ch;
-	ipu_channel_t dest_ch;
-} ipu_channel_link;
-
-typedef struct _ipu_channel_info {
-	ipu_channel_t channel;
-	bool stop;
-} ipu_channel_info;
-
-typedef struct ipu_irq_info {
-	uint32_t irq;
-	 irqreturn_t(*handler) (int, void *);
-	uint32_t irq_flags;
-	char *devname;
-	void *dev_id;
-} ipu_irq_info;
-
-typedef struct _ipu_sdc_panel_info {
-	ipu_panel_t panel;
-	uint32_t pixel_clk;
-	uint16_t width;
-	uint16_t height;
-	uint32_t pixel_fmt;
-	uint16_t hStartWidth;
-	uint16_t hSyncWidth;
-	uint16_t hEndWidth;
-	uint16_t vStartWidth;
-	uint16_t vSyncWidth;
-	uint16_t vEndWidth;
-	ipu_di_signal_cfg_t signal;
-} ipu_sdc_panel_info;
-
-typedef struct _ipu_sdc_window_pos {
-	ipu_channel_t channel;
-	int16_t x_pos;
-	int16_t y_pos;
-} ipu_sdc_window_pos;
-
-typedef struct _ipu_sdc_global_alpha {
-	bool enable;
-	uint8_t alpha;
-} ipu_sdc_global_alpha;
+struct ipu_deinterlace {
+	bool	enable;
+	u8	motion; /*see ipu_motion_sel*/
+#define IPU_DEINTERLACE_FIELD_TOP	0
+#define IPU_DEINTERLACE_FIELD_BOTTOM	1
+	u8	field_fmt;
+};
+
+struct ipu_input {
+	u32 width;
+	u32 height;
+	u32 format;
+	struct ipu_crop crop;
+	dma_addr_t paddr;
+
+	struct ipu_deinterlace deinterlace;
+	dma_addr_t paddr_n; /*valid when deinterlace enable*/
+};
+
+struct ipu_alpha {
+#define IPU_ALPHA_MODE_GLOBAL	0
+#define IPU_ALPHA_MODE_LOCAL	1
+	u8 mode;
+	u8 gvalue; /* 0~255 */
+	dma_addr_t loc_alp_paddr;
+};
 
-typedef struct _ipu_sdc_color_key {
-	ipu_channel_t channel;
+struct ipu_colorkey {
 	bool enable;
-	uint32_t colorKey;
-} ipu_sdc_color_key;
-
-typedef struct _ipu_adc_template {
-	display_port_t disp;
-	uint32_t *pCmd;
-	bool write;
-} ipu_adc_template;
-
-typedef struct _ipu_adc_update {
-	ipu_channel_t channel;
-	ipu_adc_update_mode_t mode;
-	uint32_t refresh_rate;
-	unsigned long addr;
-	uint32_t *size;
-} ipu_adc_update;
-
-typedef struct _ipu_adc_snoop {
-	uint32_t *statl;
-	uint32_t *stath;
-} ipu_adc_snoop;
-
-typedef struct _ipu_adc_cmd {
-	display_port_t disp;
-	cmddata_t type;
-	uint32_t cmd;
-	uint32_t *params;
-	uint16_t numParams;
-} ipu_adc_cmd;
-
-typedef struct _ipu_adc_panel {
-	display_port_t disp;
-	uint16_t width;
-	uint16_t height;
-	uint32_t pixel_fmt;
-	uint32_t stride;
-	ipu_adc_sig_cfg_t signal;
-	display_addressing_t addr;
-	uint32_t vsync_width;
-	vsync_t mode;
-} ipu_adc_panel;
-
-typedef struct _ipu_adc_ifc_timing {
-	display_port_t disp;
-	bool read;
-	uint32_t cycle_time;
-	uint32_t up_time;
-	uint32_t down_time;
-	uint32_t read_latch_time;
-	uint32_t pixel_clk;
-} ipu_adc_ifc_timing;
-
-typedef struct _ipu_csi_interface {
-	uint16_t width;
-	uint16_t height;
-	uint16_t pixel_fmt;
-	ipu_csi_signal_cfg_t signal;
-} ipu_csi_interface;
-
-typedef struct _ipu_csi_mclk {
-	int src;
-	bool flag;
-	bool wait;
-} ipu_csi_mclk;
-
-typedef struct _ipu_csi_window {
-	uint32_t left;
-	uint32_t top;
-} ipu_csi_window;
-
-typedef struct _ipu_csi_window_size {
-	uint32_t width;
-	uint32_t height;
-} ipu_csi_window_size;
-
-typedef struct _ipu_event_info {
-	int irq;
-	void *dev;
-} ipu_event_info;
-
-typedef struct _ipu_mem_info {
+	u32 value; /* RGB 24bit */
+};
+
+struct ipu_overlay {
+	u32	width;
+	u32	height;
+	u32	format;
+	struct ipu_crop crop;
+	struct ipu_alpha alpha;
+	struct ipu_colorkey colorkey;
 	dma_addr_t paddr;
-	void *vaddr;
-	int size;
-} ipu_mem_info;
+};
 
-typedef struct _ipu_csc_update {
-	ipu_channel_t channel;
-	int **param;
-} ipu_csc_update;
+struct ipu_output {
+	u32	width;
+	u32	height;
+	u32	format;
+	u8	rotate;
+	struct ipu_crop crop;
+	dma_addr_t paddr;
+};
 
-/* IOCTL commands */
+struct ipu_task {
+	struct ipu_input input;
+	struct ipu_output output;
 
-#define IPU_INIT_CHANNEL              _IOW('I', 0x1, ipu_channel_parm)
-#define IPU_UNINIT_CHANNEL            _IOW('I', 0x2, ipu_channel_t)
-#define IPU_INIT_CHANNEL_BUFFER       _IOW('I', 0x3, ipu_channel_buf_parm)
-#define IPU_UPDATE_CHANNEL_BUFFER     _IOW('I', 0x4, ipu_channel_buf_parm)
-#define IPU_SELECT_CHANNEL_BUFFER     _IOW('I', 0x5, ipu_channel_buf_parm)
-#define IPU_LINK_CHANNELS             _IOW('I', 0x6, ipu_channel_link)
-#define IPU_UNLINK_CHANNELS           _IOW('I', 0x7, ipu_channel_link)
-#define IPU_ENABLE_CHANNEL            _IOW('I', 0x8, ipu_channel_t)
-#define IPU_DISABLE_CHANNEL           _IOW('I', 0x9, ipu_channel_info)
-#define IPU_ENABLE_IRQ                _IOW('I', 0xA, int)
-#define IPU_DISABLE_IRQ               _IOW('I', 0xB, int)
-#define IPU_CLEAR_IRQ                 _IOW('I', 0xC, int)
-#define IPU_FREE_IRQ                  _IOW('I', 0xD, ipu_irq_info)
-#define IPU_REQUEST_IRQ_STATUS        _IOW('I', 0xE, int)
-#define IPU_SDC_INIT_PANEL            _IOW('I', 0xF, ipu_sdc_panel_info)
-#define IPU_SDC_SET_WIN_POS           _IOW('I', 0x10, ipu_sdc_window_pos)
-#define IPU_SDC_SET_GLOBAL_ALPHA      _IOW('I', 0x11, ipu_sdc_global_alpha)
-#define IPU_SDC_SET_COLOR_KEY         _IOW('I', 0x12, ipu_sdc_color_key)
-#define IPU_SDC_SET_BRIGHTNESS        _IOW('I', 0x13, int)
-#define IPU_ADC_WRITE_TEMPLATE        _IOW('I', 0x14, ipu_adc_template)
-#define IPU_ADC_UPDATE                _IOW('I', 0x15, ipu_adc_update)
-#define IPU_ADC_SNOOP                 _IOW('I', 0x16, ipu_adc_snoop)
-#define IPU_ADC_CMD                   _IOW('I', 0x17, ipu_adc_cmd)
-#define IPU_ADC_INIT_PANEL            _IOW('I', 0x18, ipu_adc_panel)
-#define IPU_ADC_IFC_TIMING            _IOW('I', 0x19, ipu_adc_ifc_timing)
-#define IPU_CSI_INIT_INTERFACE        _IOW('I', 0x1A, ipu_csi_interface)
-#define IPU_CSI_ENABLE_MCLK           _IOW('I', 0x1B, ipu_csi_mclk)
-#define IPU_CSI_READ_MCLK_FLAG        _IOR('I', 0x1C, ipu_csi_mclk)
-#define IPU_CSI_FLASH_STROBE          _IOW('I', 0x1D, ipu_csi_mclk)
-#define IPU_CSI_GET_WIN_SIZE          _IOR('I', 0x1E, ipu_csi_window_size)
-#define IPU_CSI_SET_WIN_SIZE          _IOW('I', 0x1F, ipu_csi_window_size)
-#define IPU_CSI_SET_WINDOW            _IOW('I', 0x20, ipu_csi_window)
-#define IPU_PF_SET_PAUSE_ROW          _IOW('I', 0x21, uint32_t)
-#define IPU_REGISTER_GENERIC_ISR      _IOW('I', 0x22, ipu_event_info)
-#define IPU_GET_EVENT                 _IOWR('I', 0x23, ipu_event_info)
-#define IPU_ALOC_MEM		      _IOWR('I', 0x24, ipu_mem_info)
-#define IPU_FREE_MEM		      _IOW('I', 0x25, ipu_mem_info)
-#define IPU_IS_CHAN_BUSY	      _IOW('I', 0x26, ipu_channel_t)
-#define IPU_CALC_STRIPES_SIZE	      _IOWR('I', 0x27, ipu_stripe_parm)
-#define IPU_UPDATE_BUF_OFFSET         _IOW('I', 0x28, ipu_buf_offset_parm)
-#define IPU_CSC_UPDATE                _IOW('I', 0x29, ipu_csc_update)
-#define IPU_SELECT_MULTI_VDI_BUFFER   _IOW('I', 0x2A, uint32_t)
+	bool overlay_en;
+	struct ipu_overlay overlay;
+
+#define IPU_TASK_PRIORITY_NORMAL 0
+#define IPU_TASK_PRIORITY_HIGH	1
+	u8	priority;
+
+#define	IPU_TASK_ID_ANY	0
+#define	IPU_TASK_ID_VF	1
+#define	IPU_TASK_ID_PP	2
+#define	IPU_TASK_ID_MAX 3
+	u8	task_id;
+
+	int	timeout;
+};
+
+enum {
+	IPU_CHECK_OK = 0,
+	IPU_CHECK_WARN_INPUT_OFFS_NOT8ALIGN = 0x1,
+	IPU_CHECK_WARN_OUTPUT_OFFS_NOT8ALIGN = 0x2,
+	IPU_CHECK_WARN_OVERLAY_OFFS_NOT8ALIGN = 0x4,
+	IPU_CHECK_ERR_MIN,
+	IPU_CHECK_ERR_INPUT_CROP,
+	IPU_CHECK_ERR_OUTPUT_CROP,
+	IPU_CHECK_ERR_OVERLAY_CROP,
+	IPU_CHECK_ERR_INPUT_OVER_LIMIT,
+	IPU_CHECK_ERR_OV_OUT_NO_FIT,
+	IPU_CHECK_ERR_OVERLAY_WITH_VDI,
+	IPU_CHECK_ERR_PROC_NO_NEED,
+	IPU_CHECK_ERR_SPLIT_INPUTW_OVER,
+	IPU_CHECK_ERR_SPLIT_INPUTH_OVER,
+	IPU_CHECK_ERR_SPLIT_OUTPUTW_OVER,
+	IPU_CHECK_ERR_SPLIT_OUTPUTH_OVER,
+};
+
+/* IOCTL commands */
+#define IPU_CHECK_TASK		_IOWR('I', 0x1, struct ipu_task)
+#define IPU_QUEUE_TASK		_IOW('I', 0x2, struct ipu_task)
+#define IPU_ALLOC		_IOWR('I', 0x3, int)
+#define IPU_FREE		_IOW('I', 0x4, int)
 
-int ipu_calc_stripes_sizes(const unsigned int input_frame_width,
-				unsigned int output_frame_width,
-				const unsigned int maximal_stripe_width,
-				const unsigned long long cirr,
-				const unsigned int equal_stripes,
-				u32 input_pixelformat,
-				u32 output_pixelformat,
-				struct stripe_param *left,
-				struct stripe_param *right);
 #endif