Commit Graph

11 Commits

Author SHA1 Message Date
Paolo Bonzini 06599472ec libqos: i2c: move address into QI2CDevice
This removes the hardcoded I2C address from the tests.  The address
is passed via QOSGraphEdgeOptions to i2c_device_create and stored
in the QI2CDevice.

The i2c_send and i2c_recv functions, along with their wrappers,
therefore, can be changed to take a QI2CDevice rather than an
adapter/address pair.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2019-06-03 14:03:02 +02:00
Paolo Bonzini 8130dbcbcd tests: convert ds1338-test to qtest
This way, ds1338-test will run for every machine that exposes
an i2c-bus.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2019-06-03 14:03:02 +02:00
Paolo Bonzini 93c3fe2a34 tests: convert OMAP i2c tests to qgraph
This way, pca9952-test and tmp105-test will run for every machine
that exposes an i2c-bus.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2019-06-03 14:03:02 +02:00
Paolo Bonzini c0825c63cf libqos: convert I2C to qgraph
Create an i2c-bus interface, corresponding to the I2CAdapter struct.
Wrap IMXI2C and OMAPI2C with a QOSGraphObject, and add the get_driver
function to retrieve the I2CAdapter.

The conversion is still not complete; for simplicity, i2c_recv and
i2c_send (along with their wrappers) still take an adapter/address
pair.  Fixing that would be complicated until the tests are converted
to qgraph, so it is left for after the conversion.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2019-06-03 14:03:02 +02:00
Paolo Bonzini 732c919cf0 libqos: split I2CAdapter initialization and allocation
Provide *_init functions that populate an I2CAdapter struct without
allocating one, and make the existing *_create functions wrap them.

Because in the new setup *_create might return a pointer inside the
IMXI2C or OMAPI2C struct, create companion *_free functions to go
back to the outer pointer.

All this is temporary until allocation will be handled entirely by
qgraph.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2019-06-03 14:03:02 +02:00
Paolo Bonzini e8ecb706a8 libqos: move common i2c code to libqos
The functions to read/write 8-bit or 16-bit registers are the same
in tmp105 and pca9552 tests, and in fact they are a special case of
"read block"/"write block" functionality; read block in turn is used
in ds1338-test.

Move everything inside libqos-test, removing the duplication.  Account
for the small differences by adding to tmp105-test.c the "read register
after writing" behavior that is specific to it.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2019-06-03 14:03:01 +02:00
Cédric Le Goater 5141d4158c misc: add pca9552 LED blinker model
Specs are available here :

    https://www.nxp.com/docs/en/application-note/AN264.pdf

This is a simple model supporting the basic registers for led and GPIO
mode. The device also supports two blinking rates but not the model
yet.

Signed-off-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 20180530064049.27976-7-clg@kaod.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-06-08 13:15:32 +01:00
Eric Blake f1dfd50732 libqos: Use explicit QTestState for i2c operations
Drop one more client of global_qtest by teaching all i2c test
functionality to pass in an explicit QTestState, adjusting all
callers.

Signed-off-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2018-02-14 11:43:41 +01:00
Peter Maydell 30456d5ba3 all: Clean up includes
Clean up includes so that osdep.h is included first and headers
which it implies are not included manually.

This commit was created with scripts/clean-includes.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Eric Blake <eblake@redhat.com>
2016-02-23 12:43:05 +00:00
Jean-Christophe Dubois 7f3986278b i.MX: Add qtest support for I2C device emulator.
This is using a ds1338 RTC chip on the I2C bus. This RTC chip is
not present on the real 3DS PDK board.

Signed-off-by: Jean-Christophe Dubois <jcd@tribudubois.net>
Acked-by: Peter Crosthwaite <crosthwaite.peter@gmail.com>
Message-id: 05601683a2a95c881cbc9f22651a044d969bd0ae.1441057361.git.jcd@tribudubois.net
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2015-09-07 10:39:31 +01:00
Andreas Färber cc9936a32f libqos: Relocate I2C files
Commit c4efe1cada (qtest: add libqos
including PCI support) created a libqos/ subdirectory but left the
existing I2C libqos files libi2c*.[hc] in tests/. Clean this up.

Signed-off-by: Andreas Färber <afaerber@suse.de>
Signed-off-by: Andreas Färber <afaerber@suse.de>
Message-id: 1367502986-15104-1-git-send-email-afaerber@suse.de
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2013-05-03 12:03:14 -05:00