mmc/core/sdio_io.c

12 #include <linux/mmc/sdio.h>
21  *	sdio_claim_host - exclusively claim a bus for a certain SDIO function
22  *	@func: SDIO function that will be accessed
24  *	Claim a bus for a set of operations. The SDIO function given
37  *	sdio_release_host - release a bus for a certain SDIO function
38  *	@func: SDIO function that was accessed
53  *	sdio_enable_func - enables a SDIO function for usage
54  *	@func: SDIO function to enable
56  *	Powers up and activates a SDIO function so that register
68 	pr_debug("SDIO: Enabling device %s...\n", sdio_func_id(func));  in sdio_enable_func()
93 	pr_debug("SDIO: Enabled device %s\n", sdio_func_id(func));  in sdio_enable_func()
98 	pr_debug("SDIO: Failed to enable device %s\n", sdio_func_id(func));  in sdio_enable_func()
104  *	sdio_disable_func - disable a SDIO function
105  *	@func: SDIO function to disable
107  *	Powers down and deactivates a SDIO function. Register access
118 	pr_debug("SDIO: Disabling device %s...\n", sdio_func_id(func));  in sdio_disable_func()
130 	pr_debug("SDIO: Disabled device %s\n", sdio_func_id(func));  in sdio_disable_func()
135 	pr_debug("SDIO: Failed to disable device %s\n", sdio_func_id(func));  in sdio_disable_func()
141  *	sdio_set_block_size - set the block size of an SDIO function
142  *	@func: SDIO function to change
206  * to take into account the properties of the host, as to enable the SDIO func
221  *	@func: SDIO function
371  *	sdio_readb - read a single byte from a SDIO function
372  *	@func: SDIO function to access
376  *	Reads a single byte from the address space of a given SDIO
402  *	sdio_writeb - write a single byte to a SDIO function
403  *	@func: SDIO function to access
408  *	Writes a single byte to the address space of a given SDIO
429  *	sdio_writeb_readb - write and read a byte from SDIO function
430  *	@func: SDIO function to access
435  *	Performs a RAW (Read after Write) operation as defined by SDIO spec -
436  *	single byte is written to address space of a given SDIO function and
459  *	sdio_memcpy_fromio - read a chunk of memory from a SDIO function
460  *	@func: SDIO function to access
465  *	Reads from the address space of a given SDIO function. Return
476  *	sdio_memcpy_toio - write a chunk of memory to a SDIO function
477  *	@func: SDIO function to access
482  *	Writes to the address space of a given SDIO function. Return
493  *	sdio_readsb - read from a FIFO on a SDIO function
494  *	@func: SDIO function to access
499  *	Reads from the specified FIFO of a given SDIO function. Return
510  *	sdio_writesb - write to a FIFO of a SDIO function
511  *	@func: SDIO function to access
516  *	Writes to the specified FIFO of a given SDIO function. Return
527  *	sdio_readw - read a 16 bit integer from a SDIO function
528  *	@func: SDIO function to access
532  *	Reads a 16 bit integer from the address space of a given SDIO
551  *	sdio_writew - write a 16 bit integer to a SDIO function
552  *	@func: SDIO function to access
557  *	Writes a 16 bit integer to the address space of a given SDIO
574  *	sdio_readl - read a 32 bit integer from a SDIO function
575  *	@func: SDIO function to access
579  *	Reads a 32 bit integer from the address space of a given SDIO
599  *	sdio_writel - write a 32 bit integer to a SDIO function
600  *	@func: SDIO function to access
605  *	Writes a 32 bit integer to the address space of a given SDIO
622  *	sdio_f0_readb - read a single byte from SDIO function 0
623  *	@func: an SDIO function of the card
627  *	Reads a single byte from the address space of SDIO function 0.
654  *	sdio_f0_writeb - write a single byte to SDIO function 0
655  *	@func: an SDIO function of the card
660  *	Writes a single byte to the address space of SDIO function 0.
692  *	@func: SDIO function attached to host
711  *	@func: SDIO function attached to host
742  *	@func: SDIO function attached to host
744  *	If the SDIO card is known to be in a state where it might produce
746  *	transitioning between power states), an SDIO function driver can
767  *	@func: SDIO function attached to host
779  *	@func: SDIO function attached to host
782  *	a retune of the SDIO card.  Retune requests made during this time
786  *	This function could be useful if an SDIO card is in a power state
802  *	@func: SDIO function attached to host