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Bluetooth: hci_bcm4377: Mark bcm4378/bcm4387 as BROKEN_LE_CODED

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bcm4378 and bcm4387 claim to support LE Coded PHY but fail to pair
(reliably) with BLE devices if it is enabled.
On bcm4378 pairing usually succeeds after 2-3 tries. On bcm4387
pairing appears to be completely broken.

Cc: stable@vger.kernel.org # 6.4.y+
Link: https://discussion.fedoraproject.org/t/mx-master-3-bluetooth-mouse-doesnt-connect/87072/33
Link: https://github.com/AsahiLinux/linux/issues/177
Fixes: 288c90224e ("Bluetooth: Enable all supported LE PHY by default")
Signed-off-by: Janne Grunau <j@jannau.net>
Reviewed-by: Eric Curtin <ecurtin@redhat.com>
Reviewed-by: Neal Gompa <neal@gompa.dev>
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
This commit is contained in:
Janne Grunau 2023-10-16 09:13:08 +02:00 committed by Luiz Augusto von Dentz
parent f4da3ee15d
commit 41e9cdea9c
1 changed files with 5 additions and 0 deletions
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5
drivers/bluetooth/hci_bcm4377.c
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@ -512,6 +512,7 @@ struct bcm4377_hw {
unsigned long disable_aspm : 1;
unsigned long broken_ext_scan : 1;
unsigned long broken_mws_transport_config : 1;
unsigned long broken_le_coded : 1;
int (*send_calibration)(struct bcm4377_data *bcm4377);
int (*send_ptb)(struct bcm4377_data *bcm4377,
@ -2372,6 +2373,8 @@ static int bcm4377_probe(struct pci_dev *pdev, const struct pci_device_id *id)
set_bit(HCI_QUIRK_BROKEN_MWS_TRANSPORT_CONFIG, &hdev->quirks);
if (bcm4377->hw->broken_ext_scan)
set_bit(HCI_QUIRK_BROKEN_EXT_SCAN, &hdev->quirks);
if (bcm4377->hw->broken_le_coded)
set_bit(HCI_QUIRK_BROKEN_LE_CODED, &hdev->quirks);
pci_set_drvdata(pdev, bcm4377);
hci_set_drvdata(hdev, bcm4377);
@ -2461,6 +2464,7 @@ static const struct bcm4377_hw bcm4377_hw_variants[] = {
.bar0_core2_window2 = 0x18107000,
.has_bar0_core2_window2 = true,
.broken_mws_transport_config = true,
.broken_le_coded = true,
.send_calibration = bcm4378_send_calibration,
.send_ptb = bcm4378_send_ptb,
},
@ -2474,6 +2478,7 @@ static const struct bcm4377_hw bcm4377_hw_variants[] = {
.has_bar0_core2_window2 = true,
.clear_pciecfg_subsystem_ctrl_bit19 = true,
.broken_mws_transport_config = true,
.broken_le_coded = true,
.send_calibration = bcm4387_send_calibration,
.send_ptb = bcm4378_send_ptb,
},