From: Jeffrey Hugo quic_jhugo@quicinc.com
[ Upstream commit b8128f7815ff135f0333c1b46dcdf1543c41b860 ]
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@quicinc.com Signed-off-by: Jeffrey Hugo quic_jhugo@quicinc.com Reviewed-by: Jacek Lawrynowicz jacek.lawrynowicz@linux.intel.com Link: https://patchwork.freedesktop.org/patch/msgid/20241004195209.3910996-1-quic_... Signed-off-by: Sasha Levin sashal@kernel.org --- 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 0000000000000..d563771ea6ce4 --- /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 ad19b88d1a669..967b9dd8bacea 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 580b29ed19021..e18613e9ac3c1 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) @@ -609,6 +610,7 @@ 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), }, { } };