38 /* Some vector commands involve the DSP reading or writing data to and from the
39 comm page; if you send one of these commands to the DSP, it will complete the
46 	/* Wait up to 20ms for the handshake from the DSP */  in wait_handshake()
56 	dev_err(chip->card->dev, "wait_handshake(): Timeout waiting for DSP\n");  in wait_handshake()
62 /* Much of the interaction between the DSP and the driver is done via vector
63 commands; send_vector writes a vector command to the DSP.  Typically, this
64 causes the DSP to read or write fields in the comm page.
89 /* write_dsp writes a 32-bit value to the DSP; this is used almost
90 exclusively for loading the DSP. */
106 	chip->bad_board = true;		/* Set true until DSP re-loaded */  in write_dsp()
113 /* read_dsp reads a 32-bit value from the DSP; this is used almost
114 exclusively for loading the DSP and checking the status of the ASIC. */
129 	chip->bad_board = true;		/* Set true until DSP re-loaded */  in read_dsp()
140 /* This function is used to read back the serial number from the DSP;
144 part of the DSP load process. */
179 /* Load ASIC code - done after the DSP is loaded */
225 the EPROM on the board for 56301 DSP. The resident loader is a tiny little
226 program that is used to load the real DSP code. */
256 	/* The DSP code is an array of 16 bit words.  The array is divided up  in install_resident_loader()
259 	Since DSP addresses and data are 24 bits wide, they each take up two  in install_resident_loader()
264 	/* Set DSP format bits for 24 bit mode */  in install_resident_loader()
275 	/* Skip the section size, LRS block type, and DSP memory type */  in install_resident_loader()
278 	/* Get the number of DSP words to write */  in install_resident_loader()
281 	/* Get the DSP address for this block; 24 bits, so build from two words */  in install_resident_loader()
285 	/* Write the count to the DSP */  in install_resident_loader()
291 	/* Write the DSP address */  in install_resident_loader()
294 			"install_resident_loader: Failed to write DSP address!\n");  in install_resident_loader()
297 	/* Write out this block of code to the DSP */  in install_resident_loader()
304 				"install_resident_loader: Failed to write DSP code\n");  in install_resident_loader()
341 		dev_warn(chip->card->dev, "DSP is already loaded!\n");  in load_dsp()
344 	chip->bad_board = true;		/* Set true until DSP loaded */  in load_dsp()
345 	chip->dsp_code = NULL;		/* Current DSP code not loaded */  in load_dsp()
346 	chip->asic_loaded = false;	/* Loading the DSP code will reset the ASIC */  in load_dsp()
380 	/* Set DSP format bits for 24 bit mode now that soft reset is done */  in load_dsp()
414 				"load_dsp: failed to write number of DSP words\n");  in load_dsp()
419 				"load_dsp: failed to write DSP address\n");  in load_dsp()
424 				"load_dsp: failed to write DSP memory type\n");  in load_dsp()
432 					"load_dsp: failed to write DSP data\n");  in load_dsp()
446 		/* Wait for flag 4 - indicates that the DSP loaded OK */  in load_dsp()
467 			get it as part of the DSP init voodoo. */  in load_dsp()
474 			chip->dsp_code = code;		/* Show which DSP code loaded */  in load_dsp()
475 			chip->bad_board = false;	/* DSP OK */  in load_dsp()
482 		"load_dsp: DSP load timed out waiting for HF4\n");  in load_dsp()
488 /* load_firmware takes care of loading the DSP and any ASIC code. */
497 	/* See if the ASIC is present and working - only if the DSP is already loaded */  in load_firmware()
502 		/* ASIC check failed; force the DSP to reload */  in load_firmware()
590 /* Tell the DSP to read and update output, nominal & monitor levels in comm page. */
601 /* Tell the DSP to read and update input levels in comm page */
612 /* set_meters_on turns the meters on or off.  If meters are turned on, the DSP
632 Meters are written in the comm page by the DSP in this order:
944 /* Stops everything and turns off the DSP. All pipes should be already
962 		/* Put the DSP to sleep */  in rest_in_peace()
982 	chip->bad_board = true;	/* Set true until DSP loaded */  in init_dsp_comm_page()
983 	chip->dsp_code = NULL;	/* Current DSP code not loaded */  in init_dsp_comm_page()
1005  * muted and internal clock source. Then it copies the settings to the DSP.
1006  * This MUST be called after the DSP is up and running !
1029 	/* Read the DSP status register and see if this DSP generated this interrupt */  in service_irq()
1082 	/* The counter register is where the DSP writes the 32 bit DMA  in allocate_pipes()
1083 	position for a pipe.  The DSP is constantly updating this value as  in allocate_pipes()