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>
Co-developed-by: Maciej Kwapulinski <maciej.kwapulinski@xxxxxxxxxxxxxxx>
Signed-off-by: Maciej Kwapulinski <maciej.kwapulinski@xxxxxxxxxxxxxxx>
---
drivers/misc/intel/gna/hw.h | 34 +++++++++++++++++++
drivers/misc/intel/gna/pci.c | 65 ++++++++++++++++++++++++++++++++++++
2 files changed, 99 insertions(+)
diff --git a/drivers/misc/intel/gna/hw.h b/drivers/misc/intel/gna/hw.h
index f61792f9dd52..2a6890fb748e 100644
--- a/drivers/misc/intel/gna/hw.h
+++ b/drivers/misc/intel/gna/hw.h
@@ -10,6 +10,40 @@
struct gna_compute_cfg;
struct gna_private;
+#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
+
+#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_DEV_HWID_RKL 0x4C11
+#define GNA_DEV_HWID_ADL 0x464F
+#define GNA_DEV_HWID_RPL 0xA74F
+
/* GNA MMIO registers */
#define GNA_MMIO_STS 0x80
#define GNA_MMIO_CTRL 0x84
diff --git a/drivers/misc/intel/gna/pci.c b/drivers/misc/intel/gna/pci.c
index ade9076db097..525e9de9d577 100644
--- a/drivers/misc/intel/gna/pci.c
+++ b/drivers/misc/intel/gna/pci.c
@@ -5,8 +5,70 @@
#include <linux/pci.h>
#include "device.h"
+#include "hw.h"
#include "pci.h"
+static const struct gna_dev_info cnl_dev_info = {
+ .hwid = GNA_DEV_HWID_CNL,
+ GNA_GEN1_FEATURES
+};
+
+static const struct gna_dev_info glk_dev_info = {
+ .hwid = GNA_DEV_HWID_GLK,
+ GNA_GEN1_FEATURES
+};
+
+static const struct gna_dev_info ehl_dev_info = {
+ .hwid = GNA_DEV_HWID_EHL,
+ GNA_GEN1_FEATURES
+};
+
+static const struct gna_dev_info icl_dev_info = {
+ .hwid = GNA_DEV_HWID_ICL,
+ GNA_GEN1_FEATURES
+};
+
+static const struct gna_dev_info jsl_dev_info = {
+ .hwid = GNA_DEV_HWID_JSL,
+ GNA_GEN2_FEATURES
+};
+
+static const struct gna_dev_info tgl_dev_info = {
+ .hwid = GNA_DEV_HWID_TGL,
+ GNA_GEN2_FEATURES
+};
+
+static const struct gna_dev_info rkl_dev_info = {
+ .hwid = GNA_DEV_HWID_RKL,
+ GNA_GEN2_FEATURES
+};
+
+static const struct gna_dev_info adl_dev_info = {
+ .hwid = GNA_DEV_HWID_ADL,
+ GNA_GEN2_FEATURES
+};
+
+static const struct gna_dev_info rpl_dev_info = {
+ .hwid = GNA_DEV_HWID_RPL,
+ GNA_GEN2_FEATURES
+};
+
+#define INTEL_GNA_DEVICE(hwid, info) \
+ { PCI_VDEVICE(INTEL, hwid), (kernel_ulong_t)(info) }
+
+static const struct pci_device_id gna_pci_ids[] = {
+ INTEL_GNA_DEVICE(GNA_DEV_HWID_CNL, &cnl_dev_info),
+ INTEL_GNA_DEVICE(GNA_DEV_HWID_EHL, &ehl_dev_info),
+ INTEL_GNA_DEVICE(GNA_DEV_HWID_GLK, &glk_dev_info),
+ INTEL_GNA_DEVICE(GNA_DEV_HWID_ICL, &icl_dev_info),
+ INTEL_GNA_DEVICE(GNA_DEV_HWID_JSL, &jsl_dev_info),
+ INTEL_GNA_DEVICE(GNA_DEV_HWID_TGL, &tgl_dev_info),
+ INTEL_GNA_DEVICE(GNA_DEV_HWID_RKL, &rkl_dev_info),
+ INTEL_GNA_DEVICE(GNA_DEV_HWID_ADL, &adl_dev_info),
+ INTEL_GNA_DEVICE(GNA_DEV_HWID_RPL, &rpl_dev_info),
+ { }
+};
+
int gna_pci_probe(struct pci_dev *pcidev, const struct pci_device_id *pci_id)
{
struct gna_dev_info *dev_info;
@@ -42,7 +104,10 @@ int gna_pci_probe(struct pci_dev *pcidev, const struct pci_device_id *pci_id)
static struct pci_driver gna_pci_driver = {
.name = GNA_DV_NAME,
+ .id_table = gna_pci_ids,
.probe = gna_pci_probe,
};
module_pci_driver(gna_pci_driver);
+
+MODULE_DEVICE_TABLE(pci, gna_pci_ids);
--
2.28.0
