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authorKiran K <kiran.k@intel.com>2024-10-15 17:57:07 +0530
committerLuiz Augusto von Dentz <luiz.von.dentz@intel.com>2024-11-14 15:31:30 -0500
commitd88a8bb8bbbec9d57b84232a2d6f8dab84221959 (patch)
treecd67f6fa5b6050ab7c214151a956f8ab906bf1b7 /drivers
parent6d83d955f6a1538aeeb810c2fa9c1aa91322839b (diff)
downloadlwn-d88a8bb8bbbec9d57b84232a2d6f8dab84221959.tar.gz
lwn-d88a8bb8bbbec9d57b84232a2d6f8dab84221959.zip
Bluetooth: btintel: Add DSBR support for BlazarIW, BlazarU and GaP
Add DSBR support for BlazarIW, BlazarU and Gale Peak2 cores. Refer commit eb9e749c0182 ("Bluetooth: btintel: Allow configuring drive strength of BRI") for details about DSBR. Signed-off-by: Kiran K <kiran.k@intel.com> Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/bluetooth/btintel.c28
-rw-r--r--drivers/bluetooth/btintel.h3
2 files changed, 23 insertions, 8 deletions
diff --git a/drivers/bluetooth/btintel.c b/drivers/bluetooth/btintel.c
index c34ff4e1a893..2be6d48a2a65 100644
--- a/drivers/bluetooth/btintel.c
+++ b/drivers/bluetooth/btintel.c
@@ -2747,20 +2747,32 @@ static int btintel_set_dsbr(struct hci_dev *hdev, struct intel_version_tlv *ver)
struct btintel_dsbr_cmd cmd;
struct sk_buff *skb;
+ u32 dsbr, cnvi;
u8 status;
- u32 dsbr;
- bool apply_dsbr;
int err;
- /* DSBR command needs to be sent for BlazarI + B0 step product after
- * downloading IML image.
+ cnvi = ver->cnvi_top & 0xfff;
+ /* DSBR command needs to be sent for,
+ * 1. BlazarI or BlazarIW + B0 step product in IML image.
+ * 2. Gale Peak2 or BlazarU in OP image.
*/
- apply_dsbr = (ver->img_type == BTINTEL_IMG_IML &&
- ((ver->cnvi_top & 0xfff) == BTINTEL_CNVI_BLAZARI) &&
- INTEL_CNVX_TOP_STEP(ver->cnvi_top) == 0x01);
- if (!apply_dsbr)
+ switch (cnvi) {
+ case BTINTEL_CNVI_BLAZARI:
+ case BTINTEL_CNVI_BLAZARIW:
+ if (ver->img_type == BTINTEL_IMG_IML &&
+ INTEL_CNVX_TOP_STEP(ver->cnvi_top) == 0x01)
+ break;
+ return 0;
+ case BTINTEL_CNVI_GAP:
+ case BTINTEL_CNVI_BLAZARU:
+ if (ver->img_type == BTINTEL_IMG_OP &&
+ hdev->bus == HCI_USB)
+ break;
return 0;
+ default:
+ return 0;
+ }
dsbr = 0;
err = btintel_uefi_get_dsbr(&dsbr);
diff --git a/drivers/bluetooth/btintel.h b/drivers/bluetooth/btintel.h
index b448c67e8ed9..fa43eb137821 100644
--- a/drivers/bluetooth/btintel.h
+++ b/drivers/bluetooth/btintel.h
@@ -53,6 +53,9 @@ struct intel_tlv {
} __packed;
#define BTINTEL_CNVI_BLAZARI 0x900
+#define BTINTEL_CNVI_BLAZARIW 0x901
+#define BTINTEL_CNVI_GAP 0x910
+#define BTINTEL_CNVI_BLAZARU 0x930
#define BTINTEL_IMG_BOOTLOADER 0x01 /* Bootloader image */
#define BTINTEL_IMG_IML 0x02 /* Intermediate image */