[PATCH v4 05/12] dm: blk: add a device-probe hook for scanning disk partitions

AKASHI Takahiro takahiro.akashi at linaro.org
Fri Apr 15 09:15:39 CEST 2022


Now that all the block device drivers have enable a probe hook, we will
call part_create_block_devices() to enumerate all the partitions and
create associated udevices when a block device is detected.

Signed-off-by: AKASHI Takahiro <takahiro.akashi at linaro.org>
Reviewed-by: Simon Glass <sjg at chromium.org>
---
 drivers/block/blk-uclass.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/block/blk-uclass.c b/drivers/block/blk-uclass.c
index f1e4a8564679..791e26c06ebe 100644
--- a/drivers/block/blk-uclass.c
+++ b/drivers/block/blk-uclass.c
@@ -741,6 +741,10 @@ static int blk_post_probe(struct udevice *dev)
 		struct blk_desc *desc = dev_get_uclass_plat(dev);
 
 		part_init(desc);
+
+		if (desc->part_type != PART_TYPE_UNKNOWN &&
+		    part_create_block_devices(dev))
+			debug("*** creating partitions failed\n");
 	}
 
 	return 0;
-- 
2.33.0



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