drivers: pva: Add support for T264

- Programming sequence and Driver private data modification for T264 - Add chip specific defines for number of context devices and context device name length - Update the VMEM start and end region addresses for T264 JIRA PVAAS-13227 Change-Id: Ib4512e5690d006f8a5139e37c680e74d7d566492 Signed-off-by: abhamidipati<abhamidipati@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/c/linux-t264/+/2927484 Reviewed-by: Sreehari Mohan <sreeharim@nvidia.com> Reviewed-by: Krish Agarwal <krisha@nvidia.com> Reviewed-by: Omar Nemri <onemri@nvidia.com> GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
2025-12-24 10:11:26 +03:00 · 2023-06-27 20:43:41 +00:00
parent 9037910a40
commit d85e055a1e
5 changed files with 173 additions and 0 deletions
--- a/drivers/video/tegra/host/pva/hw_vmem_pva_t264.h
+++ b/drivers/video/tegra/host/pva/hw_vmem_pva_t264.h
@@ -0,0 +1,30 @@
+/*
+ * Copyright (c) 2023, NVIDIA CORPORATION.  All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#ifndef __hw_vmem_pva_t264_h__
+#define __hw_vmem_pva_t264_h__
+
+#define VMEM_REGION_COUNT_T26x	4U
+
+#define T26x_VMEM0_START	0x40U
+#define T26x_VMEM0_END		0x20000U
+#define T26x_VMEM1_START	0x40000U
+#define T26x_VMEM1_END		0x60000U
+#define T26x_VMEM2_START	0x80000U
+#define T26x_VMEM2_END		0xA0000U
+#define T26x_VMEM3_START	0xC0000U
+#define T26x_VMEM3_END		0xE0000U
+
+#endif
--- a/drivers/video/tegra/host/pva/pva_cntxt_dev_name_t264.h
+++ b/drivers/video/tegra/host/pva/pva_cntxt_dev_name_t264.h
@@ -0,0 +1,19 @@
+/*
+ * Copyright (c) 2023, NVIDIA CORPORATION.  All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#ifndef __PVA_CNTXT_DEV_NAME_T264_H__
+#define __PVA_CNTXT_DEV_NAME_T264_H__
+#define PVA_CNTXT_DEV_NAME_T264	"\"pva0_niso1_ctx8\","
+#endif
--- a/drivers/video/tegra/host/pva/pva_iommu_context_dev_t264.h
+++ b/drivers/video/tegra/host/pva/pva_iommu_context_dev_t264.h
@@ -0,0 +1,29 @@
+/*
+ * Copyright (c) 2023, NVIDIA CORPORATION.  All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#ifndef __IOMMU_CONTEXT_DEV_T264_H__
+#define __IOMMU_CONTEXT_DEV_T264_H__
+
+/**
+ * @brief Context device name length for T26x.
+ */
+#define NVPVA_CNTXT_DEV_NAME_LEN    (31U)
+
+/**
+ * @brief Number of context devices for T26x.
+ */
+#define NVPVA_CNTXT_DEVICE_CNT_T264 (9U)
+
+#endif
--- a/drivers/video/tegra/host/pva/pva_t264.h
+++ b/drivers/video/tegra/host/pva/pva_t264.h
@@ -0,0 +1,71 @@
+/*
+ * Tegra Graphics Chip support for T264
+ *
+ * Copyright (c) 2023, NVIDIA Corporation.  All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#ifndef __PVA_T264_H__
+#define __PVA_T264_H__
+
+static char *aux_dev_name_t264 = "818c000000.pva0:pva0_niso1_ctx7";
+static u32 aux_dev_name_len_t264 = 31;
+
+struct nvhost_device_data t264_pva0_info = {
+	.version = PVA_HW_GEN3,
+	.num_channels		= 1,
+	.clocks			= {
+		{"axi", UINT_MAX,},
+		{"vps0", UINT_MAX,},
+		{"vps1", UINT_MAX,},
+	},
+	.ctrl_ops		= &tegra_pva_ctrl_ops,
+	.devfs_name_family	= "pva",
+	.class			= NV_PVA0_CLASS_ID,
+	.autosuspend_delay	= 500,
+	.finalize_poweron	= pva_finalize_poweron,
+	.prepare_poweroff	= pva_prepare_poweroff,
+	.firmware_name		= "nvhost_pva030.fw",
+	.resource_policy	= RESOURCE_PER_CHANNEL_INSTANCE,
+	.vm_regs		= {
+		{0x240000, false, 0},
+		{0x240004, false, 0},
+		{0x240008, false, 0},
+		{0x24000c, false, 0},
+		{0x240010, false, 0},
+		{0x240014, false, 0},
+		{0x240018, false, 0},
+		{0x24001c, false, 0},
+		{0x240020, false, 0},
+		{0x240020, false, 8},
+		{0x240020, false, 16},
+		{0x240024, false, 0},
+		{0x240024, false, 8}
+	},
+	.poweron_reset		= true,
+	.serialize		= true,
+	.get_reloc_phys_addr	= nvhost_t23x_get_reloc_phys_addr,
+	.can_powergate		= true,
+};
+
+#ifdef CONFIG_PVA_CO_DISABLED
+static u32 vm_regs_sid_idx_t264[] = {1, 2, 3, 4, 5, 6, 7, 7,
+				     8, 8, 8, 8, 8, 0, 0, 0};
+#else
+static u32 vm_regs_sid_idx_t264[] = {1, 2, 3, 4, 5, 6, 7, 7,
+				     8, 0, 9, 8, 8, 0, 0, 0};
+#endif
+static u32 vm_regs_reg_idx_t264[] = {0, 1, 2, 3, 4, 5, 6, 7,
+				     8, 8, 8, 9, 9, 0, 0, 0};
+
+#endif
--- a/drivers/video/tegra/host/pva/pva_vmem_regions_tab_t264.h
+++ b/drivers/video/tegra/host/pva/pva_vmem_regions_tab_t264.h
@@ -0,0 +1,24 @@
+/*
+ * Copyright (c) 2023, NVIDIA Corporation.  All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * VMEM Regions Initialization for T264
+ */
+#ifndef __PVA_VMEM_REGIONS_TAB_T264_H__
+#define __PVA_VMEM_REGIONS_TAB_T264_H__
+	{{.start = T26x_VMEM0_START, .end = T26x_VMEM0_END},
+	 {.start = T26x_VMEM1_START, .end = T26x_VMEM1_END},
+	 {.start = T26x_VMEM2_START, .end = T26x_VMEM2_END},
+	 {.start = T26x_VMEM3_START, .end = T26x_VMEM3_END}},
+#endif