提交 5df465df 编写于 作者: N Nicolas Kaiser 提交者: Mauro Carvalho Chehab

[media] drivers/media: nuvoton: fix chip id probe v2

Make sure we have a matching chip id high and one or the other
of the chip id low values.
Print the values if the probe fails.
Signed-off-by: NNicolas Kaiser <nikai@nikai.net>
Acked-by: NJarod Wilson <jarod@redhat.com>
Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>
上级 ecfc95eb
......@@ -248,9 +248,12 @@ static int nvt_hw_detect(struct nvt_dev *nvt)
chip_minor = nvt_cr_read(nvt, CR_CHIP_ID_LO);
nvt_dbg("%s: chip id: 0x%02x 0x%02x", chip_id, chip_major, chip_minor);
if (chip_major != CHIP_ID_HIGH &&
(chip_minor != CHIP_ID_LOW || chip_minor != CHIP_ID_LOW2))
if (chip_major != CHIP_ID_HIGH ||
(chip_minor != CHIP_ID_LOW && chip_minor != CHIP_ID_LOW2)) {
nvt_pr(KERN_ERR, "%s: unsupported chip, id: 0x%02x 0x%02x",
chip_id, chip_major, chip_minor);
ret = -ENODEV;
}
nvt_efm_disable(nvt);
......
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