motorhead/qemu
1
0
Fork 0
mirror of https://github.com/Motorhead1991/qemu.git synced 2025-08-02 23:33:54 -06:00
Code Issues Projects Releases Packages Wiki Activity Actions

smbus: return -1 if nothing found at the given address

Browse source 
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Andreas Färber <afaerber@suse.de>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Paolo Bonzini 2014-03-31 18:26:30 +02:00 • committed by Michael S. Tsirkin
parent 285364e968
commit 046a184414
2 changed files with 50 additions and 24 deletions
Download patch file Download diff file Expand all files Collapse all files

12
include/hw/i2c/smbus.h
View file

@ -66,16 +66,16 @@ struct SMBusDevice {
};
/* Master device commands. */
void smbus_quick_command(I2CBus *bus, uint8_t addr, int read);
int smbus_quick_command(I2CBus *bus, uint8_t addr, int read);
int smbus_receive_byte(I2CBus *bus, uint8_t addr);
void smbus_send_byte(I2CBus *bus, uint8_t addr, uint8_t data);
int smbus_send_byte(I2CBus *bus, uint8_t addr, uint8_t data);
int smbus_read_byte(I2CBus *bus, uint8_t addr, uint8_t command);
void smbus_write_byte(I2CBus *bus, uint8_t addr, uint8_t command, uint8_t data);
int smbus_write_byte(I2CBus *bus, uint8_t addr, uint8_t command, uint8_t data);
int smbus_read_word(I2CBus *bus, uint8_t addr, uint8_t command);
void smbus_write_word(I2CBus *bus, uint8_t addr, uint8_t command, uint16_t data);
int smbus_write_word(I2CBus *bus, uint8_t addr, uint8_t command, uint16_t data);
int smbus_read_block(I2CBus *bus, uint8_t addr, uint8_t command, uint8_t *data);
void smbus_write_block(I2CBus *bus, uint8_t addr, uint8_t command, uint8_t *data,
int len);
int smbus_write_block(I2CBus *bus, uint8_t addr, uint8_t command, uint8_t *data,
int len);
void smbus_eeprom_init(I2CBus *smbus, int nb_eeprom,
const uint8_t *eeprom_spd, int size);