Reviewed-by: Jacek Lawrynowicz <jacek.lawrynowicz@xxxxxxxxxxxxxxx>
On 10/4/2024 9:52 PM, Jeffrey Hugo wrote:
> Add basic support for the new AIC080 product. The PCIe Device ID is
> 0xa080. AIC080 is a lower cost, lower performance SKU variant of AIC100.
> From the qaic perspective, it is the same as AIC100.
>
> Reviewed-by: Troy Hanson <quic_thanson@xxxxxxxxxxx>
> Signed-off-by: Jeffrey Hugo <quic_jhugo@xxxxxxxxxxx>
> ---
> Documentation/accel/qaic/aic080.rst | 14 ++++++++++++++
> Documentation/accel/qaic/index.rst | 1 +
> drivers/accel/qaic/qaic_drv.c | 4 +++-
> 3 files changed, 18 insertions(+), 1 deletion(-)
> create mode 100644 Documentation/accel/qaic/aic080.rst
>
> diff --git a/Documentation/accel/qaic/aic080.rst b/Documentation/accel/qaic/aic080.rst
> new file mode 100644
> index 000000000000..d563771ea6ce
> --- /dev/null
> +++ b/Documentation/accel/qaic/aic080.rst
> @@ -0,0 +1,14 @@
> +.. SPDX-License-Identifier: GPL-2.0-only
> +
> +===============================
> + Qualcomm Cloud AI 80 (AIC080)
> +===============================
> +
> +Overview
> +========
> +
> +The Qualcomm Cloud AI 80/AIC080 family of products are a derivative of AIC100.
> +The number of NSPs and clock rates are reduced to fit within resource
> +constrained solutions. The PCIe Product ID is 0xa080.
> +
> +As a derivative product, all AIC100 documentation applies.
> diff --git a/Documentation/accel/qaic/index.rst b/Documentation/accel/qaic/index.rst
> index ad19b88d1a66..967b9dd8bace 100644
> --- a/Documentation/accel/qaic/index.rst
> +++ b/Documentation/accel/qaic/index.rst
> @@ -10,4 +10,5 @@ accelerator cards.
> .. toctree::
>
> qaic
> + aic080
> aic100
> diff --git a/drivers/accel/qaic/qaic_drv.c b/drivers/accel/qaic/qaic_drv.c
> index bf10156c334e..f139c564eadf 100644
> --- a/drivers/accel/qaic/qaic_drv.c
> +++ b/drivers/accel/qaic/qaic_drv.c
> @@ -34,6 +34,7 @@
>
> MODULE_IMPORT_NS(DMA_BUF);
>
> +#define PCI_DEV_AIC080 0xa080
> #define PCI_DEV_AIC100 0xa100
> #define QAIC_NAME "qaic"
> #define QAIC_DESC "Qualcomm Cloud AI Accelerators"
> @@ -365,7 +366,7 @@ static struct qaic_device *create_qdev(struct pci_dev *pdev, const struct pci_de
> return NULL;
>
> qdev->dev_state = QAIC_OFFLINE;
> - if (id->device == PCI_DEV_AIC100) {
> + if (id->device == PCI_DEV_AIC080 || id->device == PCI_DEV_AIC100) {
> qdev->num_dbc = 16;
> qdev->dbc = devm_kcalloc(dev, qdev->num_dbc, sizeof(*qdev->dbc), GFP_KERNEL);
> if (!qdev->dbc)
> @@ -607,6 +608,7 @@ static struct mhi_driver qaic_mhi_driver = {
> };
>
> static const struct pci_device_id qaic_ids[] = {
> + { PCI_DEVICE(PCI_VENDOR_ID_QCOM, PCI_DEV_AIC080), },
> { PCI_DEVICE(PCI_VENDOR_ID_QCOM, PCI_DEV_AIC100), },
> { }
> };
