linux-kernel - [PATCH v2 06/13] intel

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Date:   Wed, 24 Mar 2021 19:36:03 +0100
From:   Maciej Kwapulinski <maciej.kwapulinski@...ux.intel.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Arnd Bergmann <arnd@...db.de>,
        Jonathan Corbet <corbet@....net>,
        Derek Kiernan <derek.kiernan@...inx.com>,
        Dragan Cvetic <dragan.cvetic@...inx.com>,
        Andy Shevchenko <andy.shevchenko@...il.com>
Cc:     linux-kernel@...r.kernel.org, linux-doc@...r.kernel.org,
        Maciej Kwapulinski <maciej.kwapulinski@...ux.intel.com>,
        Tomasz Jankowski <tomasz1.jankowski@...el.com>,
        Savo Novakovic <savox.novakovic@...el.com>,
        Jianxun Zhang <jianxun.zhang@...ux.intel.com>
Subject: [PATCH v2 06/13] intel_gna: add hardware ids

From: Tomasz Jankowski <tomasz1.jankowski@...el.com>

Add PCI ids of Intel(R) Gaussian & Neural Accelerator on supported
platforms.

Signed-off-by: Tomasz Jankowski <tomasz1.jankowski@...el.com>
Tested-by: Savo Novakovic <savox.novakovic@...el.com>
Co-developed-by: Jianxun Zhang <jianxun.zhang@...ux.intel.com>
Signed-off-by: Jianxun Zhang <jianxun.zhang@...ux.intel.com>
Co-developed-by: Maciej Kwapulinski <maciej.kwapulinski@...ux.intel.com>
Signed-off-by: Maciej Kwapulinski <maciej.kwapulinski@...ux.intel.com>
---
 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