1 files changed, 188 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/gr_ctx_gk20a.h b/drivers/gpu/nvgpu/gk20a/gr_ctx_gk20a.h
new file mode 100644
index 00000000..d8fb8dcd
--- /dev/null
+++ b/drivers/gpu/nvgpu/gk20a/gr_ctx_gk20a.h
@@ -0,0 +1,188 @@
+/*
+ * GK20A Graphics Context
+ *
+ * Copyright (c) 2011-2017, NVIDIA CORPORATION.  All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+#ifndef __GR_CTX_GK20A_H__
+#define __GR_CTX_GK20A_H__
+
+#include <nvgpu/kmem.h>
+
+struct gr_gk20a;
+
+/* emulation netlists, match majorV with HW */
+#define GK20A_NETLIST_IMAGE_A   "NETA_img.bin"
+#define GK20A_NETLIST_IMAGE_B   "NETB_img.bin"
+#define GK20A_NETLIST_IMAGE_C   "NETC_img.bin"
+#define GK20A_NETLIST_IMAGE_D   "NETD_img.bin"
+
+/*
+ * Need to support multiple ARCH in same GPU family
+ * then need to provide path like ARCH/NETIMAGE to
+ * point to correct netimage within GPU family,
+ * Example, gm20x can support gm204 or gm206,so path
+ * for netimage is gm204/NETC_img.bin, and '/' char
+ * will inserted at null terminator char of "GAxxx"
+ * to get complete path like gm204/NETC_img.bin
+ */
+#define GPU_ARCH "GAxxx"
+
+union __max_name {
+#ifdef GK20A_NETLIST_IMAGE_A
+        char __name_a[sizeof(GK20A_NETLIST_IMAGE_A)];
+#endif
+#ifdef GK20A_NETLIST_IMAGE_B
+        char __name_b[sizeof(GK20A_NETLIST_IMAGE_B)];
+#endif
+#ifdef GK20A_NETLIST_IMAGE_C
+        char __name_c[sizeof(GK20A_NETLIST_IMAGE_C)];
+#endif
+#ifdef GK20A_NETLIST_IMAGE_D
+        char __name_d[sizeof(GK20A_NETLIST_IMAGE_D)];
+#endif
+};
+
+#define MAX_NETLIST_NAME (sizeof(GPU_ARCH) + sizeof(union __max_name))
+
+/* index for emulation netlists */
+#define NETLIST_FINAL           -1
+#define NETLIST_SLOT_A          0
+#define NETLIST_SLOT_B          1
+#define NETLIST_SLOT_C          2
+#define NETLIST_SLOT_D          3
+#define MAX_NETLIST             4
+
+/* netlist regions */
+#define NETLIST_REGIONID_FECS_UCODE_DATA        0
+#define NETLIST_REGIONID_FECS_UCODE_INST        1
+#define NETLIST_REGIONID_GPCCS_UCODE_DATA       2
+#define NETLIST_REGIONID_GPCCS_UCODE_INST       3
+#define NETLIST_REGIONID_SW_BUNDLE_INIT         4
+#define NETLIST_REGIONID_SW_CTX_LOAD            5
+#define NETLIST_REGIONID_SW_NON_CTX_LOAD        6
+#define NETLIST_REGIONID_SW_METHOD_INIT         7
+#define NETLIST_REGIONID_CTXREG_SYS             8
+#define NETLIST_REGIONID_CTXREG_GPC             9
+#define NETLIST_REGIONID_CTXREG_TPC             10
+#define NETLIST_REGIONID_CTXREG_ZCULL_GPC       11
+#define NETLIST_REGIONID_CTXREG_PM_SYS          12
+#define NETLIST_REGIONID_CTXREG_PM_GPC          13
+#define NETLIST_REGIONID_CTXREG_PM_TPC          14
+#define NETLIST_REGIONID_MAJORV                 15
+#define NETLIST_REGIONID_BUFFER_SIZE            16
+#define NETLIST_REGIONID_CTXSW_REG_BASE_INDEX   17
+#define NETLIST_REGIONID_NETLIST_NUM            18
+#define NETLIST_REGIONID_CTXREG_PPC             19
+#define NETLIST_REGIONID_CTXREG_PMPPC           20
+#define NETLIST_REGIONID_NVPERF_CTXREG_SYS      21
+#define NETLIST_REGIONID_NVPERF_FBP_CTXREGS     22
+#define NETLIST_REGIONID_NVPERF_CTXREG_GPC      23
+#define NETLIST_REGIONID_NVPERF_FBP_ROUTER      24
+#define NETLIST_REGIONID_NVPERF_GPC_ROUTER      25
+#define NETLIST_REGIONID_CTXREG_PMLTC           26
+#define NETLIST_REGIONID_CTXREG_PMFBPA          27
+#define NETLIST_REGIONID_SWVEIDBUNDLEINIT       28
+#define NETLIST_REGIONID_NVPERF_SYS_ROUTER      29
+#define NETLIST_REGIONID_NVPERF_PMA             30
+#define NETLIST_REGIONID_CTXREG_PMROP           31
+#define NETLIST_REGIONID_CTXREG_PMUCGPC         32
+#define NETLIST_REGIONID_CTXREG_ETPC            33
+
+struct netlist_region {
+        u32 region_id;
+        u32 data_size;
+        u32 data_offset;
+};
+
+struct netlist_image_header {
+        u32 version;
+        u32 regions;
+};
+
+struct netlist_image {
+        struct netlist_image_header header;
+        struct netlist_region regions[1];
+};
+
+struct av_gk20a {
+        u32 addr;
+        u32 value;
+};
+struct aiv_gk20a {
+        u32 addr;
+        u32 index;
+        u32 value;
+};
+struct aiv_list_gk20a {
+        struct aiv_gk20a *l;
+        u32 count;
+};
+struct av_list_gk20a {
+        struct av_gk20a *l;
+        u32 count;
+};
+struct u32_list_gk20a {
+        u32 *l;
+        u32 count;
+};
+
+struct ctxsw_buf_offset_map_entry {
+        u32 addr;       /* Register address */
+        u32 offset;     /* Offset in ctxt switch buffer */
+};
+
+static inline
+struct av_gk20a *alloc_av_list_gk20a(struct gk20a *g, struct av_list_gk20a *avl)
+{
+        avl->l = nvgpu_kzalloc(g, avl->count * sizeof(*avl->l));
+        return avl->l;
+}
+
+static inline
+struct aiv_gk20a *alloc_aiv_list_gk20a(struct gk20a *g,
+                                       struct aiv_list_gk20a *aivl)
+{
+        aivl->l = nvgpu_kzalloc(g, aivl->count * sizeof(*aivl->l));
+        return aivl->l;
+}
+
+static inline
+u32 *alloc_u32_list_gk20a(struct gk20a *g, struct u32_list_gk20a *u32l)
+{
+        u32l->l = nvgpu_kzalloc(g, u32l->count * sizeof(*u32l->l));
+        return u32l->l;
+}
+
+struct gr_ucode_gk20a {
+        struct {
+                struct u32_list_gk20a inst;
+                struct u32_list_gk20a data;
+        } gpccs, fecs;
+};
+
+/* main entry for grctx loading */
+int gr_gk20a_init_ctx_vars(struct gk20a *g, struct gr_gk20a *gr);
+int gr_gk20a_init_ctx_vars_sim(struct gk20a *g, struct gr_gk20a *gr);
+
+struct gpu_ops;
+void gk20a_init_gr_ctx(struct gpu_ops *gops);
+
+#endif /*__GR_CTX_GK20A_H__*/