On Sat, Jun 16, 2018 at 11:57:14AM +0530, Balakrishna Godavarthi wrote:
> Redefinition of qca_uart_setup will help future Qualcomm Bluetooth
> SoC, to use the same function instead of duplicating the function.
> Added new arguments soc_type and soc_ver to the functions.
>
> These arguments will help to decide type of firmware files
> to be loaded into Bluetooth chip.
> soc_type holds the Bluetooth chip connected to APPS processor.
> soc_ver holds the Bluetooth chip version.
>
> Signed-off-by: Balakrishna Godavarthi <bgodavar@xxxxxxxxxxxxxx>
> ---
>
> Changes in v7:
> * initial patch
> * redefined qca_uart_setup function to generic.
>
> ---
> drivers/bluetooth/btqca.c | 23 ++++++++++++-----------
> drivers/bluetooth/btqca.h | 13 +++++++++++--
> drivers/bluetooth/hci_qca.c | 3 ++-
> 3 files changed, 25 insertions(+), 14 deletions(-)
>
> diff --git a/drivers/bluetooth/btqca.c b/drivers/bluetooth/btqca.c
> index c5cf9cab438a..f748730039cf 100644
> --- a/drivers/bluetooth/btqca.c
> +++ b/drivers/bluetooth/btqca.c
> @@ -327,9 +327,9 @@ int qca_set_bdaddr_rome(struct hci_dev *hdev, const bdaddr_t *bdaddr)
> }
> EXPORT_SYMBOL_GPL(qca_set_bdaddr_rome);
>
> -int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate)
> +int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate, uint8_t soc_type,
Use 'enum qca_btsoc_type' as type for 'soc_type'.
> + u32 soc_ver)
> {
> - u32 rome_ver = 0;
> struct rome_config config;
> int err;
>
> @@ -337,19 +337,20 @@ int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate)
>
> config.user_baud_rate = baudrate;
>
> - /* Get QCA version information */
> - err = qca_read_soc_version(hdev, &rome_ver);
> - if (err < 0 || rome_ver == 0) {
> - bt_dev_err(hdev, "QCA Failed to get version %d", err);
> - return err;
> + if (!soc_ver) {
> + /* Get QCA version information */
> + err = qca_read_soc_version(hdev, &soc_ver);
> + if (err < 0 || soc_ver == 0) {
> + bt_dev_err(hdev, "QCA Failed to get version %d", err);
> + return err;
> + }
> + bt_dev_info(hdev, "QCA controller version 0x%08x", soc_ver);
> }
Why is this needed? A caller that passes in soc_ver = 0 could just
call qca_read_soc_version() themselves.
--
To unsubscribe from this list: send the line "unsubscribe linux-bluetooth" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
