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dm: core: Drop device_get_by_driver_info()

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This function is now only used in a test. Drop it. Also drop
DM_DRVINFO_GET() which was the only purpose for having the function.

Signed-off-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2021-03-15 17:25:25 +13:00
parent 8813986dfd
commit 6ba46a0f21
4 changed files with 2 additions and 50 deletions
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15
drivers/core/device.c
View file

@ -811,21 +811,6 @@ int device_get_global_by_ofnode(ofnode ofnode, struct udevice **devp)
}
#if CONFIG_IS_ENABLED(OF_PLATDATA)
int device_get_by_driver_info(const struct driver_info *info,
struct udevice **devp)
{
struct driver_info *info_base =
ll_entry_start(struct driver_info, driver_info);
int idx = info - info_base;
struct driver_rt *drt = gd_dm_driver_rt() + idx;
struct udevice *dev;
dev = drt->dev;
*devp = NULL;
return device_get_device_tail(dev, dev ? 0 : -ENOENT, devp);
}
int device_get_by_driver_info_idx(uint idx, struct udevice **devp)
{
struct driver_rt *drt = gd_dm_driver_rt() + idx;

15
include/dm/device.h
View file

@ -666,21 +666,6 @@ int device_find_global_by_ofnode(ofnode node, struct udevice **devp);
*/
int device_get_global_by_ofnode(ofnode node, struct udevice **devp);
/**
* device_get_by_driver_info() - Get a device based on driver_info
*
* Locates a device by its struct driver_info, by using its reference which
* is updated during the bind process.
*
* The device is probed to activate it ready for use.
*
* @info: Struct driver_info
* @devp: Returns pointer to device if found, otherwise this is set to NULL
* @return 0 if OK, -ve on error
*/
int device_get_by_driver_info(const struct driver_info *info,
struct udevice **devp);
/**
* device_get_by_driver_info_idx() - Get a device based on driver_info index
*

15
include/dm/platdata.h
View file

@ -71,19 +71,4 @@ struct driver_rt {
#define U_BOOT_DRVINFOS(__name) \
ll_entry_declare_list(struct driver_info, __name, driver_info)
/**
* Get a pointer to a given device info given its name
*
* With the declaration U_BOOT_DRVINFO(name), DM_DRVINFO_GET(name) will return a
* pointer to the struct driver_info created by that declaration.
*
* if OF_PLATDATA is enabled, from this it is possible to use the @dev member of
* struct driver_info to find the device pointer itself.
*
* @__name: Driver name (C identifier, not a string. E.g. gpio7_at_ff7e0000)
* @return struct driver_info * to the driver that created the device
*/
#define DM_DRVINFO_GET(__name) \
ll_entry_get(struct driver_info, __name, driver_info)
#endif

7
test/dm/of_platdata.c
View file

@ -142,8 +142,6 @@ static int find_driver_info(struct unit_test_state *uts, struct udevice *parent,
/* Check that every device is recorded in its driver_info struct */
static int dm_test_of_plat_dev(struct unit_test_state *uts)
{
const struct driver_info *info =
ll_entry_start(struct driver_info, driver_info);
const int n_ents = ll_entry_count(struct driver_info, driver_info);
bool found[n_ents];
uint i;
@ -155,18 +153,17 @@ static int dm_test_of_plat_dev(struct unit_test_state *uts)
/* Make sure that the driver entries without devices have no ->dev */
for (i = 0; i < n_ents; i++) {
const struct driver_rt *drt = gd_dm_driver_rt() + i;
const struct driver_info *entry = info + i;
struct udevice *dev;
if (found[i]) {
/* Make sure we can find it */
ut_assertnonnull(drt->dev);
ut_assertok(device_get_by_driver_info(entry, &dev));
ut_assertok(device_get_by_driver_info_idx(i, &dev));
ut_asserteq_ptr(dev, drt->dev);
} else {
ut_assertnull(drt->dev);
ut_asserteq(-ENOENT,
device_get_by_driver_info(entry, &dev));
device_get_by_driver_info_idx(i, &dev));
}
}