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NFC: nxp-nci: add error reporting 

The PN7160 supports error notifications. Add the appropriate callbacks.

Signed-off-by: Michael Walle <michael@walle.cc>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20220712170011.2990629-1-michael@walle.cc
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Michael Walle 2022-07-12 19:00:10 +02:00 committed by Jakub Kicinski
parent 6a605eb1d7
commit 5dc0f7491f
1 changed files with 34 additions and 0 deletions
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34
drivers/nfc/nxp-nci/core.c
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@ -27,6 +27,9 @@
NFC_PROTO_ISO14443_B_MASK | \
NFC_PROTO_NFC_DEP_MASK)
#define NXP_NCI_RF_PLL_UNLOCKED_NTF nci_opcode_pack(NCI_GID_RF_MGMT, 0x21)
#define NXP_NCI_RF_TXLDO_ERROR_NTF nci_opcode_pack(NCI_GID_RF_MGMT, 0x23)
static int nxp_nci_open(struct nci_dev *ndev)
{
struct nxp_nci_info *info = nci_get_drvdata(ndev);
@ -83,11 +86,42 @@ static int nxp_nci_send(struct nci_dev *ndev, struct sk_buff *skb)
return r;
}
static int nxp_nci_rf_pll_unlocked_ntf(struct nci_dev *ndev,
struct sk_buff *skb)
{
nfc_err(&ndev->nfc_dev->dev,
"PLL didn't lock. Missing or unstable clock?\n");
return 0;
}
static int nxp_nci_rf_txldo_error_ntf(struct nci_dev *ndev,
struct sk_buff *skb)
{
nfc_err(&ndev->nfc_dev->dev,
"RF transmitter couldn't start. Bad power and/or configuration?\n");
return 0;
}
static const struct nci_driver_ops nxp_nci_core_ops[] = {
{
.opcode = NXP_NCI_RF_PLL_UNLOCKED_NTF,
.ntf = nxp_nci_rf_pll_unlocked_ntf,
},
{
.opcode = NXP_NCI_RF_TXLDO_ERROR_NTF,
.ntf = nxp_nci_rf_txldo_error_ntf,
},
};
static const struct nci_ops nxp_nci_ops = {
.open = nxp_nci_open,
.close = nxp_nci_close,
.send = nxp_nci_send,
.fw_download = nxp_nci_fw_download,
.core_ops = nxp_nci_core_ops,
.n_core_ops = ARRAY_SIZE(nxp_nci_core_ops),
};
int nxp_nci_probe(void *phy_id, struct device *pdev,