added more kernel files for debugging (296d54dd) · Commits · Elphel / linux-elphel

src/block/blk-mq.c

0 → 100644

+3214 −0

File added.

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src/drivers/ata/ahci_elphel.c

+25 −9

Original line number	Original line	Diff line number	Diff line
	@@ -34,7 +34,6 @@
	#include "ahci_elphel.h"		#include "ahci_elphel.h"
	#include "../elphel/exif393.h"		#include "../elphel/exif393.h"
	#include "../elphel/jpeghead.h"		#include "../elphel/jpeghead.h"

	#define DRV_NAME "elphel-ahci"		#define DRV_NAME "elphel-ahci"
	/*		/*
	* FPGA bitstream control address and bit mask. These are used to check whether		* FPGA bitstream control address and bit mask. These are used to check whether
	@@ -75,8 +74,8 @@ static int move_head(struct elphel_ahci_priv *dpriv);
	static size_t get_prev_slot(const struct elphel_ahci_priv *dpriv);		static size_t get_prev_slot(const struct elphel_ahci_priv *dpriv);
	static int is_cmdq_empty(const struct elphel_ahci_priv *dpriv);		static int is_cmdq_empty(const struct elphel_ahci_priv *dpriv);
	void process_queue(unsigned long data);		void process_queue(unsigned long data);
	static void set_flag(struct elphel_ahci_priv *drpiv, uint32_t flag);		static void set_flag(struct elphel_ahci_priv *drpiv, u32 flag);
	static void reset_flag(struct elphel_ahci_priv *dpriv, uint32_t flag);		static void reset_flag(struct elphel_ahci_priv *dpriv, u32 flag);
	static inline void reset_chunks(struct fvec *vects, int all);		static inline void reset_chunks(struct fvec *vects, int all);
	/* debug functions */		/* debug functions */
	static int check_chunks(struct fvec *vects);		static int check_chunks(struct fvec *vects);
	@@ -235,7 +234,7 @@ static irqreturn_t elphel_irq_handler(int irq, void * dev_instance)
	struct ata_port *port = host->ports[DEFAULT_PORT_NUM];		struct ata_port *port = host->ports[DEFAULT_PORT_NUM];
	void __iomem *port_mmio = ahci_port_base(port);		void __iomem *port_mmio = ahci_port_base(port);
	struct elphel_ahci_priv *dpriv = hpriv->plat_data;		struct elphel_ahci_priv *dpriv = hpriv->plat_data;
	uint32_t irq_stat, host_irq_stat, serror;		u32 irq_stat, host_irq_stat, serror;

	if (dpriv->flags & IRQ_SIMPLE) {		if (dpriv->flags & IRQ_SIMPLE) {

	@@ -529,9 +528,14 @@ static void elphel_qc_prep(struct ata_queued_cmd *qc)

	dev_dbg(ap->dev, "cmd = 0x%x, qc->tag = %u, ap->qc_active = %u, link->sactive = %u, link->active_tag = %u\n",		dev_dbg(ap->dev, "cmd = 0x%x, qc->tag = %u, ap->qc_active = %u, link->sactive = %u, link->active_tag = %u\n",
	qc->tf.command, qc->tag, ap->qc_active, ap->link.sactive, ap->link.active_tag);		qc->tf.command, qc->tag, ap->qc_active, ap->link.sactive, ap->link.active_tag);
			dev_dbg(ap->dev, "cmd = 0x%x, lba = %u, nob_lba = %u, nsect = %u, nob_nsect = %u\n",
			qc->tf.command, qc->tf.lbal + (qc->tf.lbam << 8)+ (qc->tf.lbah << 16),
			qc->tf.hob_lbal + (qc->tf.hob_lbam << 8)+ (qc->tf.hob_lbah << 16),
			qc->tf.nsect, qc->tf.hob_nsect);

	/* There is only one slot in controller thus we need to change tag*/		/* There is only one slot in controller thus we need to change tag*/
	qc->tag = 0;		qc->tag = 0;
			// dump_stack();// not controlled by debugfs

	/*		/*
	* Fill in command table information. First, the header,		* Fill in command table information. First, the header,
	@@ -583,10 +587,22 @@ static void elphel_qc_prep(struct ata_queued_cmd *qc)

	struct elphel_ahci_priv *dpriv = dev_get_dpriv(ap->dev);		struct elphel_ahci_priv *dpriv = dev_get_dpriv(ap->dev);
	set_dscope_tstamp(dpriv, TSTMP_CMD_SYS);		set_dscope_tstamp(dpriv, TSTMP_CMD_SYS);

			dev_dbg(ap->dev, "cmd = 0x%x, lba = %lu, nsect = %u\n",
			qc->tf.command,
			((long)(qc->tf.lbal + (qc->tf.lbam << 8)+ (qc->tf.lbah << 16))) +
			(((long) (qc->tf.hob_lbal + (qc->tf.hob_lbam << 8)+ (qc->tf.hob_lbah << 16))) << 24),
			qc->tf.nsect + (qc->tf.hob_nsect << 8));
			//same
			dev_dbg(ap->dev, "cmd = 0x%x, lba = %u, nob_lba = %u, nsect = %u, nob_nsect = %u\n",
			((char ) (pp->cmd_tbl))[2], ((char ) (pp->cmd_tbl))[4] + (((char ) (pp->cmd_tbl))[5] << 8)+ (((char )(pp->cmd_tbl))[6] << 16),
			((char ) (pp->cmd_tbl))[8] + (((char )(pp->cmd_tbl))[9] << 8)+ (((char *)(pp->cmd_tbl))[10] << 16),
			((char ) (pp->cmd_tbl))[12], ((char ) (pp->cmd_tbl))[13]);

	}		}

	/** Set flag @e flag in driver private structure. This function uses spin lock to access the flags variable. */		/** Set flag @e flag in driver private structure. This function uses spin lock to access the flags variable. */
	static void set_flag(struct elphel_ahci_priv *dpriv, uint32_t flag)		static void set_flag(struct elphel_ahci_priv *dpriv, u32 flag)
	{		{
	unsigned long irq_flags;		unsigned long irq_flags;

	@@ -596,7 +612,7 @@ static void set_flag(struct elphel_ahci_priv *dpriv, uint32_t flag)
	}		}

	/** Reset flag @e flag in driver private structure. This function uses spin lock to access the flags variable. */		/** Reset flag @e flag in driver private structure. This function uses spin lock to access the flags variable. */
	static void reset_flag(struct elphel_ahci_priv *dpriv, uint32_t flag)		static void reset_flag(struct elphel_ahci_priv *dpriv, u32 flag)
	{		{
	unsigned long irq_flags;		unsigned long irq_flags;

	@@ -1564,7 +1580,7 @@ static void elphel_cmd_issue(struct ata_port *ap,///< device port for which the
	///< ATA_CMD_WRITE or ATA_CMD_WRITE_EXT, other commands are not tested		///< ATA_CMD_WRITE or ATA_CMD_WRITE_EXT, other commands are not tested
	///< @return None		///< @return None
	{		{
	uint32_t opts;		u32 opts;
	uint8_t *cmd_tbl;		uint8_t *cmd_tbl;
	unsigned int slot_num = 0;		unsigned int slot_num = 0;
	struct ahci_port_priv *pp = ap->private_data;		struct ahci_port_priv *pp = ap->private_data;
	@@ -1964,7 +1980,7 @@ static void dump_current_state(struct elphel_ahci_priv *dpriv)
	struct ata_port *ap = host->ports[DEFAULT_PORT_NUM];		struct ata_port *ap = host->ports[DEFAULT_PORT_NUM];
	struct ata_link *link = &ap->link;		struct ata_link *link = &ap->link;
	struct ahci_port_priv *pp = ap->private_data;		struct ahci_port_priv *pp = ap->private_data;
	uint32_t *datascope_ptr;		u32 *datascope_ptr;

	dev_dbg(dpriv->dev, "===== HBA memory dump ======\n");		dev_dbg(dpriv->dev, "===== HBA memory dump ======\n");
	dump_iomem(dpriv->dev, hpriv->mmio, 100, dpriv->base_addr);		dump_iomem(dpriv->dev, hpriv->mmio, 100, dpriv->base_addr);
	@@ -1994,7 +2010,7 @@ static void set_dscope_tstamp(struct elphel_ahci_priv *dpriv, unsigned int cmd)
	struct ahci_host_priv *hpriv;		struct ahci_host_priv *hpriv;
	struct ata_port *ap;		struct ata_port *ap;
	void __iomem *port_mmio;		void __iomem *port_mmio;
	uint32_t data = 0;		u32 data = 0;

	host = dev_get_drvdata(dpriv->dev);		host = dev_get_drvdata(dpriv->dev);
	hpriv = host->private_data;		hpriv = host->private_data;

src/drivers/ata/ahci_elphel.h

+3 −3

Original line number	Original line	Diff line number	Diff line
	@@ -90,13 +90,13 @@ struct datascope {
	void __iomem *timestamp_reg; ///< register in vendor specific address range (PxVS) where timestamp can be written		void __iomem *timestamp_reg; ///< register in vendor specific address range (PxVS) where timestamp can be written
	unsigned int cmd_cntr; ///< command counter, its value can be found in timestamp (2 bits only)		unsigned int cmd_cntr; ///< command counter, its value can be found in timestamp (2 bits only)
	unsigned int enable; ///< enable/disable timestamps		unsigned int enable; ///< enable/disable timestamps
	uint32_t reg_stat[REG_NUM]; ///< buffer for registers' status, filled in in IRQ		u32 reg_stat[REG_NUM]; ///< buffer for registers' status, filled in in IRQ
	};		};

	/** Data for error handler */		/** Data for error handler */
	struct error_handler {		struct error_handler {
	uint32_t s_error; ///< the content of PxSERR register		u32 s_error; ///< the content of PxSERR register
	uint32_t irq_stat; ///< the content of PxIS register		u32 irq_stat; ///< the content of PxIS register
	wait_queue_head_t wait; ///< wait queue for delayed interrupts		wait_queue_head_t wait; ///< wait queue for delayed interrupts
	};		};

src/drivers/elphel/x393_videomem.c

+1 −1

Original line number	Original line	Diff line number	Diff line
	@@ -648,7 +648,7 @@ int control_compressor_memory (int num_sensor, ///< sensor port number (0.
	return 0;		return 0;
	}		}

	/** Return number of rfames in videobuffer for the sensor port minus 1 (0 means single frame buffer) */		/** Return number of frames in videobuffer for the sensor port minus 1 (0 means single frame buffer) */
	int frames_in_buffer_minus_one(int num_sensor) ///< sensor port number (0..3)		int frames_in_buffer_minus_one(int num_sensor) ///< sensor port number (0..3)
	///< @return number of frames in buffer - 1 (<0 for disabled channels ?)		///< @return number of frames in buffer - 1 (<0 for disabled channels ?)
	{		{

src/drivers/scsi/scsi_lib.c

0 → 100644

+3619 −0

File added.

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