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hw/i2c: move search to i2c_scan_bus method

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Moves the search for matching devices on an i2c bus into a separate
method.  This allows for an object that owns an I2CBus can avoid
duplicating this method.

Tested: A BMC firmware was booted to userspace and i2c devices were
detected.

Signed-off-by: Patrick Venture <venture@google.com>
Reviewed-by: Hao Wu <wuhaotsh@google.com>
Message-Id: <20210412194522.664594-4-venture@google.com>
Signed-off-by: Corey Minyard <cminyard@mvista.com>
This commit is contained in:
Patrick Venture 2021-04-12 12:45:21 -07:00 • committed by Corey Minyard
parent 513ca82d89
commit 3f9b32595e
2 changed files with 28 additions and 12 deletions
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2
include/hw/i2c/i2c.h
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@ -87,6 +87,8 @@ void i2c_nack(I2CBus *bus);
int i2c_send_recv(I2CBus *bus, uint8_t *data, bool send);
int i2c_send(I2CBus *bus, uint8_t data);
uint8_t i2c_recv(I2CBus *bus);
bool i2c_scan_bus(I2CBus *bus, uint8_t address, bool broadcast,
I2CNodeList *current_devs);
/**
* Create an I2C slave device on the heap.