From: Tomasz Jankowski <tomasz1.jankowski@xxxxxxxxx> Add PCI ids of Intel(R) Gaussian & Neural Accelerator on supported platforms. Signed-off-by: Tomasz Jankowski <tomasz1.jankowski@xxxxxxxxx> Tested-by: Savo Novakovic <savox.novakovic@xxxxxxxxx> Co-developed-by: Jianxun Zhang <jianxun.zhang@xxxxxxxxxxxxxxx> Signed-off-by: Jianxun Zhang <jianxun.zhang@xxxxxxxxxxxxxxx> Signed-off-by: Maciej Kwapulinski <maciej.kwapulinski@xxxxxxxxxxxxxxx> --- drivers/misc/gna/gna_device.c | 76 +++++++++++++++++++++++++++++++++++ drivers/misc/gna/gna_device.h | 2 + drivers/misc/gna/gna_driver.c | 1 + 3 files changed, 79 insertions(+) diff --git a/drivers/misc/gna/gna_device.c b/drivers/misc/gna/gna_device.c index d6a6d3cab570..7031a5d7c16c 100644 --- a/drivers/misc/gna/gna_device.c +++ b/drivers/misc/gna/gna_device.c @@ -8,6 +8,82 @@ #include "gna_driver.h" #include "gna_hw.h" +#define GNA_DEV_HWID_CNL 0x5A11 +#define GNA_DEV_HWID_EHL 0x4511 +#define GNA_DEV_HWID_GLK 0x3190 +#define GNA_DEV_HWID_ICL 0x8A11 +#define GNA_DEV_HWID_JSL 0x4E11 +#define GNA_DEV_HWID_TGL 0x9A11 + +#define GNA_FEATURES \ + .max_hw_mem = 256 * 1024 * 1024, \ + .num_pagetables = 64, \ + .num_page_entries = PAGE_SIZE / sizeof(u32), \ + /* desc_info all in bytes */ \ + .desc_info = { \ + .rsvd_size = 256, \ + .cfg_size = 256, \ + .desc_size = 784, \ + .mmu_info = { \ + .vamax_size = 4, \ + .rsvd_size = 12, \ + .pd_size = 4 * 64, \ + }, \ + } + +#define GNA_GEN1_FEATURES \ + GNA_FEATURES, \ + .max_layer_count = 1024 + +#define GNA_GEN2_FEATURES \ + GNA_FEATURES, \ + .max_layer_count = 4096 + +static const struct gna_drv_info cnl_drv_info = { + .hwid = GNA_DEV_HWID_CNL, + GNA_GEN1_FEATURES +}; + +static const struct gna_drv_info glk_drv_info = { + .hwid = GNA_DEV_HWID_GLK, + GNA_GEN1_FEATURES +}; + +static const struct gna_drv_info ehl_drv_info = { + .hwid = GNA_DEV_HWID_EHL, + GNA_GEN1_FEATURES +}; + +static const struct gna_drv_info icl_drv_info = { + .hwid = GNA_DEV_HWID_ICL, + GNA_GEN1_FEATURES +}; + +static const struct gna_drv_info jsl_drv_info = { + .hwid = GNA_DEV_HWID_JSL, + GNA_GEN2_FEATURES +}; + +static const struct gna_drv_info tgl_drv_info = { + .hwid = GNA_DEV_HWID_TGL, + GNA_GEN2_FEATURES +}; + +#define INTEL_GNA_DEVICE(hwid, info) \ + { PCI_VDEVICE(INTEL, hwid), (kernel_ulong_t)(info) } + +const struct pci_device_id gna_pci_ids[] = { + INTEL_GNA_DEVICE(GNA_DEV_HWID_CNL, &cnl_drv_info), + INTEL_GNA_DEVICE(GNA_DEV_HWID_EHL, &ehl_drv_info), + INTEL_GNA_DEVICE(GNA_DEV_HWID_GLK, &glk_drv_info), + INTEL_GNA_DEVICE(GNA_DEV_HWID_ICL, &icl_drv_info), + INTEL_GNA_DEVICE(GNA_DEV_HWID_JSL, &jsl_drv_info), + INTEL_GNA_DEVICE(GNA_DEV_HWID_TGL, &tgl_drv_info), + { } +}; + +MODULE_DEVICE_TABLE(pci, gna_pci_ids); + static int gna_dev_init(struct gna_private *gna_priv, struct pci_dev *pcidev, const struct pci_device_id *pci_id) { diff --git a/drivers/misc/gna/gna_device.h b/drivers/misc/gna/gna_device.h index ee234e474d43..22c47f2c03ec 100644 --- a/drivers/misc/gna/gna_device.h +++ b/drivers/misc/gna/gna_device.h @@ -56,6 +56,8 @@ struct gna_private { struct mutex memidr_lock; }; +extern const struct pci_device_id gna_pci_ids[]; + int gna_probe(struct pci_dev *dev, const struct pci_device_id *id); void gna_remove(struct pci_dev *dev); diff --git a/drivers/misc/gna/gna_driver.c b/drivers/misc/gna/gna_driver.c index 81f0f003f377..80981c448f3a 100644 --- a/drivers/misc/gna/gna_driver.c +++ b/drivers/misc/gna/gna_driver.c @@ -15,6 +15,7 @@ struct class *gna_class; static struct pci_driver gna_driver = { .name = GNA_DRV_NAME, + .id_table = gna_pci_ids, .probe = gna_probe, .remove = gna_remove, }; -- 2.28.0