diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-5.4/950-0880-Bluetooth-btbcm-Support-pcm-configuration.patch')
| -rw-r--r-- | target/linux/bcm27xx/patches-5.4/950-0880-Bluetooth-btbcm-Support-pcm-configuration.patch | 124 |
1 files changed, 0 insertions, 124 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0880-Bluetooth-btbcm-Support-pcm-configuration.patch b/target/linux/bcm27xx/patches-5.4/950-0880-Bluetooth-btbcm-Support-pcm-configuration.patch deleted file mode 100644 index 2d40e7f5ac..0000000000 --- a/target/linux/bcm27xx/patches-5.4/950-0880-Bluetooth-btbcm-Support-pcm-configuration.patch +++ /dev/null @@ -1,124 +0,0 @@ -From 6631d2076af26d2b5b6a3a2f17e8a33de48abcac Mon Sep 17 00:00:00 2001 -From: Abhishek Pandit-Subedi <abhishekpandit@chromium.org> -Date: Tue, 26 Nov 2019 08:17:30 +0100 -Subject: [PATCH] Bluetooth: btbcm: Support pcm configuration - -commit 528379902337102b0264fe5343eafb3d6c59fa45 upstream. - -Add BCM vendor specific command to configure PCM parameters. The new -vendor opcode allows us to set the sco routing, the pcm interface rate, -and a few other pcm specific options (frame sync, sync mode, and clock -mode). See broadcom-bluetooth.txt in Documentation for more information -about valid values for those settings. - -Here is an example trace where this opcode was used to configure -a BCM4354: - - < HCI Command: Vendor (0x3f|0x001c) plen 5 - 01 02 00 01 01 - > HCI Event: Command Complete (0x0e) plen 4 - Vendor (0x3f|0x001c) ncmd 1 - Status: Success (0x00) - -We can read back the values as well with ocf 0x001d to confirm the -values that were set: - $ hcitool cmd 0x3f 0x001d - < HCI Command: ogf 0x3f, ocf 0x001d, plen 0 - > HCI Event: 0x0e plen 9 - 01 1D FC 00 01 02 00 01 01 - -Signed-off-by: Abhishek Pandit-Subedi <abhishekpandit@chromium.org> -Signed-off-by: Marcel Holtmann <marcel@holtmann.org> -Signed-off-by: Johan Hedberg <johan.hedberg@intel.com> ---- - drivers/bluetooth/btbcm.c | 46 +++++++++++++++++++++++++++++++++++++++ - drivers/bluetooth/btbcm.h | 16 ++++++++++++++ - 2 files changed, 62 insertions(+) - ---- a/drivers/bluetooth/btbcm.c -+++ b/drivers/bluetooth/btbcm.c -@@ -105,6 +105,52 @@ int btbcm_set_bdaddr(struct hci_dev *hde - } - EXPORT_SYMBOL_GPL(btbcm_set_bdaddr); - -+int btbcm_read_pcm_int_params(struct hci_dev *hdev, -+ struct bcm_set_pcm_int_params *params) -+{ -+ struct sk_buff *skb; -+ int err = 0; -+ -+ skb = __hci_cmd_sync(hdev, 0xfc1d, 0, NULL, HCI_INIT_TIMEOUT); -+ if (IS_ERR(skb)) { -+ err = PTR_ERR(skb); -+ bt_dev_err(hdev, "BCM: Read PCM int params failed (%d)", err); -+ return err; -+ } -+ -+ if (skb->len != 6 || skb->data[0]) { -+ bt_dev_err(hdev, "BCM: Read PCM int params length mismatch"); -+ kfree_skb(skb); -+ return -EIO; -+ } -+ -+ if (params) -+ memcpy(params, skb->data + 1, 5); -+ -+ kfree_skb(skb); -+ -+ return 0; -+} -+EXPORT_SYMBOL_GPL(btbcm_read_pcm_int_params); -+ -+int btbcm_write_pcm_int_params(struct hci_dev *hdev, -+ const struct bcm_set_pcm_int_params *params) -+{ -+ struct sk_buff *skb; -+ int err; -+ -+ skb = __hci_cmd_sync(hdev, 0xfc1c, 5, params, HCI_INIT_TIMEOUT); -+ if (IS_ERR(skb)) { -+ err = PTR_ERR(skb); -+ bt_dev_err(hdev, "BCM: Write PCM int params failed (%d)", err); -+ return err; -+ } -+ kfree_skb(skb); -+ -+ return 0; -+} -+EXPORT_SYMBOL_GPL(btbcm_write_pcm_int_params); -+ - int btbcm_patchram(struct hci_dev *hdev, const struct firmware *fw) - { - const struct hci_command_hdr *cmd; ---- a/drivers/bluetooth/btbcm.h -+++ b/drivers/bluetooth/btbcm.h -@@ -54,6 +54,10 @@ struct bcm_set_pcm_format_params { - int btbcm_check_bdaddr(struct hci_dev *hdev); - int btbcm_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr); - int btbcm_patchram(struct hci_dev *hdev, const struct firmware *fw); -+int btbcm_read_pcm_int_params(struct hci_dev *hdev, -+ struct bcm_set_pcm_int_params *params); -+int btbcm_write_pcm_int_params(struct hci_dev *hdev, -+ const struct bcm_set_pcm_int_params *params); - - int btbcm_setup_patchram(struct hci_dev *hdev); - int btbcm_setup_apple(struct hci_dev *hdev); -@@ -73,6 +77,18 @@ static inline int btbcm_set_bdaddr(struc - { - return -EOPNOTSUPP; - } -+ -+int btbcm_read_pcm_int_params(struct hci_dev *hdev, -+ struct bcm_set_pcm_int_params *params) -+{ -+ return -EOPNOTSUPP; -+} -+ -+int btbcm_write_pcm_int_params(struct hci_dev *hdev, -+ const struct bcm_set_pcm_int_params *params) -+{ -+ return -EOPNOTSUPP; -+} - - static inline int btbcm_patchram(struct hci_dev *hdev, const struct firmware *fw) - { |