drm/etnaviv: add hardware database (681c19c8) · Commits · 戴 / test

drivers/gpu/drm/etnaviv/Makefile

+1 −0

Original line number	Diff line number	Diff line
		@@ -9,6 +9,7 @@ etnaviv-y := \
		etnaviv_gem_submit.o \
		etnaviv_gem.o \
		etnaviv_gpu.o \
		etnaviv_hwdb.o \
		etnaviv_iommu_v2.o \
		etnaviv_iommu.o \
		etnaviv_mmu.o \

drivers/gpu/drm/etnaviv/etnaviv_gpu.c

+7 −0

Original line number	Diff line number	Diff line
		@@ -374,6 +374,13 @@ static void etnaviv_hw_identify(struct etnaviv_gpu *gpu)
		dev_info(gpu->dev, "model: GC%x, revision: %x\n",
		gpu->identity.model, gpu->identity.revision);

		/*
		* If there is a match in the HWDB, we aren't interested in the
		* remaining register values, as they might be wrong.
		*/
		if (etnaviv_fill_identity_from_hwdb(gpu))
		return;

		gpu->identity.features = gpu_read(gpu, VIVS_HI_CHIP_FEATURE);

		/* Disable fast clear on GC700. */

drivers/gpu/drm/etnaviv/etnaviv_gpu.h

+1 −0

Original line number	Diff line number	Diff line
		@@ -170,6 +170,7 @@ static inline bool fence_completed(struct etnaviv_gpu *gpu, u32 fence)
		int etnaviv_gpu_get_param(struct etnaviv_gpu gpu, u32 param, u64 value);

		int etnaviv_gpu_init(struct etnaviv_gpu *gpu);
		bool etnaviv_fill_identity_from_hwdb(struct etnaviv_gpu *gpu);

		#ifdef CONFIG_DEBUG_FS
		int etnaviv_gpu_debugfs(struct etnaviv_gpu gpu, struct seq_file m);

drivers/gpu/drm/etnaviv/etnaviv_hwdb.c

0 → 100644

+65 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2018 Etnaviv Project
		*
		* This program is free software; you can redistribute it and/or modify it
		* under the terms of the GNU General Public License version 2 as published by
		* the Free Software Foundation.
		*
		* This program is distributed in the hope that 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/>.
		*/

		#include "etnaviv_gpu.h"

		static const struct etnaviv_chip_identity etnaviv_chip_identities[] = {
		{
		.model = 0x7000,
		.revision = 0x6214,
		.stream_count = 16,
		.register_max = 64,
		.thread_count = 1024,
		.shader_core_count = 4,
		.vertex_cache_size = 16,
		.vertex_output_buffer_size = 1024,
		.pixel_pipes = 2,
		.instruction_count = 512,
		.num_constants = 320,
		.buffer_size = 0,
		.varyings_count = 16,
		.features = 0xe0287cad,
		.minor_features0 = 0xc1799eff,
		.minor_features1 = 0xfefbfad9,
		.minor_features2 = 0xeb9d4fbf,
		.minor_features3 = 0xedfffced,
		.minor_features4 = 0xdb0dafc7,
		.minor_features5 = 0xbb5ac333,
		.minor_features6 = 0xfc8ee200,
		.minor_features7 = 0x03fbfa6f,
		.minor_features8 = 0x00ef0ef0,
		.minor_features9 = 0x0edbf03c,
		.minor_features10 = 0x90044250,
		.minor_features11 = 0x00000024,
		},
		};

		bool etnaviv_fill_identity_from_hwdb(struct etnaviv_gpu *gpu)
		{
		struct etnaviv_chip_identity *ident = &gpu->identity;
		int i;

		for (i = 0; i < ARRAY_SIZE(etnaviv_chip_identities); i++) {
		if (etnaviv_chip_identities[i].model == ident->model &&
		etnaviv_chip_identities[i].revision == ident->revision) {
		memcpy(ident, &etnaviv_chip_identities[i],
		sizeof(*ident));
		return true;
		}
		}

		return false;
		}

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