linux-kernel - [PATCH v3 06/14] intel

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Date:   Thu, 13 May 2021 13:00:32 +0200
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 v3 06/14] 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/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