[PATCH v2 06/13] intel_gna: add hardware ids
From: Maciej Kwapulinski
Date: Wed Mar 24 2021 - 14:39:31 EST
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/gna_device.c | 76 +++++++++++++++++++++++++++++
drivers/misc/intel/gna/gna_device.h | 5 +-
drivers/misc/intel/gna/gna_driver.c | 1 +
3 files changed, 80 insertions(+), 2 deletions(-)
diff --git a/drivers/misc/intel/gna/gna_device.c b/drivers/misc/intel/gna/gna_device.c
index 3d559f22ee93..9838d003426f 100644
--- a/drivers/misc/intel/gna/gna_device.c
+++ b/drivers/misc/intel/gna/gna_device.c
@@ -7,8 +7,84 @@
#include "gna_device.h"
#include "gna_driver.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_BAR0 0
+#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/intel/gna/gna_device.h b/drivers/misc/intel/gna/gna_device.h
index a5657ab9f62a..799788d70033 100644
--- a/drivers/misc/intel/gna/gna_device.h
+++ b/drivers/misc/intel/gna/gna_device.h
@@ -7,13 +7,12 @@
#include <linux/types.h>
#include <linux/mutex.h>
#include <linux/idr.h>
+#include <linux/pci.h>
#include "gna_hw.h"
#include "gna_mem.h"
struct gna_driver_private;
-struct pci_device_id;
-struct pci_dev;
struct device;
struct gna_drv_info {
@@ -51,6 +50,8 @@ 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/intel/gna/gna_driver.c b/drivers/misc/intel/gna/gna_driver.c
index 79f4d8522bdc..a8f69a970f7a 100644
--- a/drivers/misc/intel/gna/gna_driver.c
+++ b/drivers/misc/intel/gna/gna_driver.c
@@ -16,6 +16,7 @@ struct gna_driver_private gna_drv_priv;
static struct pci_driver gna_driver = {
.name = GNA_DV_NAME,
+ .id_table = gna_pci_ids,
.probe = gna_probe,
.remove = gna_remove,
};
--
2.28.0