831 lines
25 KiB
C
831 lines
25 KiB
C
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/* Copyright (c) 2016 The Linux Foundation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 and
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* only version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#include "msm_gem.h"
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#include "a5xx_gpu.h"
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extern bool hang_debug;
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static void a5xx_dump(struct msm_gpu *gpu);
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static void a5xx_submit(struct msm_gpu *gpu, struct msm_gem_submit *submit,
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struct msm_file_private *ctx)
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{
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struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu);
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struct msm_drm_private *priv = gpu->dev->dev_private;
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struct msm_ringbuffer *ring = gpu->rb;
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unsigned int i, ibs = 0;
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for (i = 0; i < submit->nr_cmds; i++) {
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switch (submit->cmd[i].type) {
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case MSM_SUBMIT_CMD_IB_TARGET_BUF:
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break;
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case MSM_SUBMIT_CMD_CTX_RESTORE_BUF:
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if (priv->lastctx == ctx)
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break;
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case MSM_SUBMIT_CMD_BUF:
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OUT_PKT7(ring, CP_INDIRECT_BUFFER_PFE, 3);
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OUT_RING(ring, lower_32_bits(submit->cmd[i].iova));
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OUT_RING(ring, upper_32_bits(submit->cmd[i].iova));
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OUT_RING(ring, submit->cmd[i].size);
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ibs++;
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break;
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}
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}
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OUT_PKT4(ring, REG_A5XX_CP_SCRATCH_REG(2), 1);
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OUT_RING(ring, submit->fence->seqno);
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OUT_PKT7(ring, CP_EVENT_WRITE, 4);
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OUT_RING(ring, CACHE_FLUSH_TS | (1 << 31));
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OUT_RING(ring, lower_32_bits(rbmemptr(adreno_gpu, fence)));
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OUT_RING(ring, upper_32_bits(rbmemptr(adreno_gpu, fence)));
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OUT_RING(ring, submit->fence->seqno);
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gpu->funcs->flush(gpu);
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}
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struct a5xx_hwcg {
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u32 offset;
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u32 value;
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};
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static const struct a5xx_hwcg a530_hwcg[] = {
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{REG_A5XX_RBBM_CLOCK_CNTL_SP0, 0x02222222},
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{REG_A5XX_RBBM_CLOCK_CNTL_SP1, 0x02222222},
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{REG_A5XX_RBBM_CLOCK_CNTL_SP2, 0x02222222},
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{REG_A5XX_RBBM_CLOCK_CNTL_SP3, 0x02222222},
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{REG_A5XX_RBBM_CLOCK_CNTL2_SP0, 0x02222220},
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{REG_A5XX_RBBM_CLOCK_CNTL2_SP1, 0x02222220},
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{REG_A5XX_RBBM_CLOCK_CNTL2_SP2, 0x02222220},
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{REG_A5XX_RBBM_CLOCK_CNTL2_SP3, 0x02222220},
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{REG_A5XX_RBBM_CLOCK_HYST_SP0, 0x0000F3CF},
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{REG_A5XX_RBBM_CLOCK_HYST_SP1, 0x0000F3CF},
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{REG_A5XX_RBBM_CLOCK_HYST_SP2, 0x0000F3CF},
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{REG_A5XX_RBBM_CLOCK_HYST_SP3, 0x0000F3CF},
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{REG_A5XX_RBBM_CLOCK_DELAY_SP0, 0x00000080},
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{REG_A5XX_RBBM_CLOCK_DELAY_SP1, 0x00000080},
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{REG_A5XX_RBBM_CLOCK_DELAY_SP2, 0x00000080},
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{REG_A5XX_RBBM_CLOCK_DELAY_SP3, 0x00000080},
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{REG_A5XX_RBBM_CLOCK_CNTL_TP0, 0x22222222},
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{REG_A5XX_RBBM_CLOCK_CNTL_TP1, 0x22222222},
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{REG_A5XX_RBBM_CLOCK_CNTL_TP2, 0x22222222},
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{REG_A5XX_RBBM_CLOCK_CNTL_TP3, 0x22222222},
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{REG_A5XX_RBBM_CLOCK_CNTL2_TP0, 0x22222222},
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{REG_A5XX_RBBM_CLOCK_CNTL2_TP1, 0x22222222},
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{REG_A5XX_RBBM_CLOCK_CNTL2_TP2, 0x22222222},
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{REG_A5XX_RBBM_CLOCK_CNTL2_TP3, 0x22222222},
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{REG_A5XX_RBBM_CLOCK_CNTL3_TP0, 0x00002222},
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{REG_A5XX_RBBM_CLOCK_CNTL3_TP1, 0x00002222},
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{REG_A5XX_RBBM_CLOCK_CNTL3_TP2, 0x00002222},
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{REG_A5XX_RBBM_CLOCK_CNTL3_TP3, 0x00002222},
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{REG_A5XX_RBBM_CLOCK_HYST_TP0, 0x77777777},
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{REG_A5XX_RBBM_CLOCK_HYST_TP1, 0x77777777},
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{REG_A5XX_RBBM_CLOCK_HYST_TP2, 0x77777777},
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{REG_A5XX_RBBM_CLOCK_HYST_TP3, 0x77777777},
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{REG_A5XX_RBBM_CLOCK_HYST2_TP0, 0x77777777},
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{REG_A5XX_RBBM_CLOCK_HYST2_TP1, 0x77777777},
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{REG_A5XX_RBBM_CLOCK_HYST2_TP2, 0x77777777},
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{REG_A5XX_RBBM_CLOCK_HYST2_TP3, 0x77777777},
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{REG_A5XX_RBBM_CLOCK_HYST3_TP0, 0x00007777},
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{REG_A5XX_RBBM_CLOCK_HYST3_TP1, 0x00007777},
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{REG_A5XX_RBBM_CLOCK_HYST3_TP2, 0x00007777},
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{REG_A5XX_RBBM_CLOCK_HYST3_TP3, 0x00007777},
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{REG_A5XX_RBBM_CLOCK_DELAY_TP0, 0x11111111},
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{REG_A5XX_RBBM_CLOCK_DELAY_TP1, 0x11111111},
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{REG_A5XX_RBBM_CLOCK_DELAY_TP2, 0x11111111},
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{REG_A5XX_RBBM_CLOCK_DELAY_TP3, 0x11111111},
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{REG_A5XX_RBBM_CLOCK_DELAY2_TP0, 0x11111111},
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{REG_A5XX_RBBM_CLOCK_DELAY2_TP1, 0x11111111},
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{REG_A5XX_RBBM_CLOCK_DELAY2_TP2, 0x11111111},
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{REG_A5XX_RBBM_CLOCK_DELAY2_TP3, 0x11111111},
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{REG_A5XX_RBBM_CLOCK_DELAY3_TP0, 0x00001111},
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{REG_A5XX_RBBM_CLOCK_DELAY3_TP1, 0x00001111},
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{REG_A5XX_RBBM_CLOCK_DELAY3_TP2, 0x00001111},
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{REG_A5XX_RBBM_CLOCK_DELAY3_TP3, 0x00001111},
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{REG_A5XX_RBBM_CLOCK_CNTL_UCHE, 0x22222222},
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{REG_A5XX_RBBM_CLOCK_CNTL2_UCHE, 0x22222222},
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{REG_A5XX_RBBM_CLOCK_CNTL3_UCHE, 0x22222222},
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{REG_A5XX_RBBM_CLOCK_CNTL4_UCHE, 0x00222222},
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{REG_A5XX_RBBM_CLOCK_HYST_UCHE, 0x00444444},
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{REG_A5XX_RBBM_CLOCK_DELAY_UCHE, 0x00000002},
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{REG_A5XX_RBBM_CLOCK_CNTL_RB0, 0x22222222},
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{REG_A5XX_RBBM_CLOCK_CNTL_RB1, 0x22222222},
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{REG_A5XX_RBBM_CLOCK_CNTL_RB2, 0x22222222},
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{REG_A5XX_RBBM_CLOCK_CNTL_RB3, 0x22222222},
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{REG_A5XX_RBBM_CLOCK_CNTL2_RB0, 0x00222222},
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{REG_A5XX_RBBM_CLOCK_CNTL2_RB1, 0x00222222},
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{REG_A5XX_RBBM_CLOCK_CNTL2_RB2, 0x00222222},
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{REG_A5XX_RBBM_CLOCK_CNTL2_RB3, 0x00222222},
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{REG_A5XX_RBBM_CLOCK_CNTL_CCU0, 0x00022220},
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{REG_A5XX_RBBM_CLOCK_CNTL_CCU1, 0x00022220},
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{REG_A5XX_RBBM_CLOCK_CNTL_CCU2, 0x00022220},
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{REG_A5XX_RBBM_CLOCK_CNTL_CCU3, 0x00022220},
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{REG_A5XX_RBBM_CLOCK_CNTL_RAC, 0x05522222},
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{REG_A5XX_RBBM_CLOCK_CNTL2_RAC, 0x00505555},
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{REG_A5XX_RBBM_CLOCK_HYST_RB_CCU0, 0x04040404},
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{REG_A5XX_RBBM_CLOCK_HYST_RB_CCU1, 0x04040404},
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{REG_A5XX_RBBM_CLOCK_HYST_RB_CCU2, 0x04040404},
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{REG_A5XX_RBBM_CLOCK_HYST_RB_CCU3, 0x04040404},
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{REG_A5XX_RBBM_CLOCK_HYST_RAC, 0x07444044},
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{REG_A5XX_RBBM_CLOCK_DELAY_RB_CCU_L1_0, 0x00000002},
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{REG_A5XX_RBBM_CLOCK_DELAY_RB_CCU_L1_1, 0x00000002},
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{REG_A5XX_RBBM_CLOCK_DELAY_RB_CCU_L1_2, 0x00000002},
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{REG_A5XX_RBBM_CLOCK_DELAY_RB_CCU_L1_3, 0x00000002},
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{REG_A5XX_RBBM_CLOCK_DELAY_RAC, 0x00010011},
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{REG_A5XX_RBBM_CLOCK_CNTL_TSE_RAS_RBBM, 0x04222222},
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{REG_A5XX_RBBM_CLOCK_MODE_GPC, 0x02222222},
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{REG_A5XX_RBBM_CLOCK_MODE_VFD, 0x00002222},
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{REG_A5XX_RBBM_CLOCK_HYST_TSE_RAS_RBBM, 0x00000000},
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{REG_A5XX_RBBM_CLOCK_HYST_GPC, 0x04104004},
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{REG_A5XX_RBBM_CLOCK_HYST_VFD, 0x00000000},
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{REG_A5XX_RBBM_CLOCK_DELAY_HLSQ, 0x00000000},
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{REG_A5XX_RBBM_CLOCK_DELAY_TSE_RAS_RBBM, 0x00004000},
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{REG_A5XX_RBBM_CLOCK_DELAY_GPC, 0x00000200},
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{REG_A5XX_RBBM_CLOCK_DELAY_VFD, 0x00002222}
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};
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static const struct {
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int (*test)(struct adreno_gpu *gpu);
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const struct a5xx_hwcg *regs;
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unsigned int count;
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} a5xx_hwcg_regs[] = {
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{ adreno_is_a530, a530_hwcg, ARRAY_SIZE(a530_hwcg), },
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};
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static void _a5xx_enable_hwcg(struct msm_gpu *gpu,
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const struct a5xx_hwcg *regs, unsigned int count)
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{
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unsigned int i;
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for (i = 0; i < count; i++)
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gpu_write(gpu, regs[i].offset, regs[i].value);
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gpu_write(gpu, REG_A5XX_RBBM_CLOCK_CNTL, 0xAAA8AA00);
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gpu_write(gpu, REG_A5XX_RBBM_ISDB_CNT, 0x182);
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}
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static void a5xx_enable_hwcg(struct msm_gpu *gpu)
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{
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struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu);
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unsigned int i;
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for (i = 0; i < ARRAY_SIZE(a5xx_hwcg_regs); i++) {
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if (a5xx_hwcg_regs[i].test(adreno_gpu)) {
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_a5xx_enable_hwcg(gpu, a5xx_hwcg_regs[i].regs,
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a5xx_hwcg_regs[i].count);
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return;
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}
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}
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}
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static int a5xx_me_init(struct msm_gpu *gpu)
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{
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struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu);
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struct msm_ringbuffer *ring = gpu->rb;
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OUT_PKT7(ring, CP_ME_INIT, 8);
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OUT_RING(ring, 0x0000002F);
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/* Enable multiple hardware contexts */
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OUT_RING(ring, 0x00000003);
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/* Enable error detection */
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OUT_RING(ring, 0x20000000);
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/* Don't enable header dump */
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OUT_RING(ring, 0x00000000);
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OUT_RING(ring, 0x00000000);
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/* Specify workarounds for various microcode issues */
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if (adreno_is_a530(adreno_gpu)) {
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/* Workaround for token end syncs
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* Force a WFI after every direct-render 3D mode draw and every
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* 2D mode 3 draw
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*/
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OUT_RING(ring, 0x0000000B);
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} else {
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/* No workarounds enabled */
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OUT_RING(ring, 0x00000000);
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}
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OUT_RING(ring, 0x00000000);
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OUT_RING(ring, 0x00000000);
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gpu->funcs->flush(gpu);
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return gpu->funcs->idle(gpu) ? 0 : -EINVAL;
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}
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static struct drm_gem_object *a5xx_ucode_load_bo(struct msm_gpu *gpu,
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const struct firmware *fw, u64 *iova)
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{
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struct drm_device *drm = gpu->dev;
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struct drm_gem_object *bo;
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void *ptr;
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mutex_lock(&drm->struct_mutex);
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bo = msm_gem_new(drm, fw->size - 4, MSM_BO_UNCACHED);
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mutex_unlock(&drm->struct_mutex);
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if (IS_ERR(bo))
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return bo;
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ptr = msm_gem_get_vaddr(bo);
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if (!ptr) {
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drm_gem_object_unreference_unlocked(bo);
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return ERR_PTR(-ENOMEM);
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}
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if (iova) {
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int ret = msm_gem_get_iova(bo, gpu->id, iova);
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if (ret) {
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drm_gem_object_unreference_unlocked(bo);
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return ERR_PTR(ret);
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}
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}
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memcpy(ptr, &fw->data[4], fw->size - 4);
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msm_gem_put_vaddr(bo);
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return bo;
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}
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static int a5xx_ucode_init(struct msm_gpu *gpu)
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{
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struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu);
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struct a5xx_gpu *a5xx_gpu = to_a5xx_gpu(adreno_gpu);
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int ret;
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if (!a5xx_gpu->pm4_bo) {
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a5xx_gpu->pm4_bo = a5xx_ucode_load_bo(gpu, adreno_gpu->pm4,
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&a5xx_gpu->pm4_iova);
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if (IS_ERR(a5xx_gpu->pm4_bo)) {
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ret = PTR_ERR(a5xx_gpu->pm4_bo);
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a5xx_gpu->pm4_bo = NULL;
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dev_err(gpu->dev->dev, "could not allocate PM4: %d\n",
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ret);
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return ret;
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}
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}
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if (!a5xx_gpu->pfp_bo) {
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a5xx_gpu->pfp_bo = a5xx_ucode_load_bo(gpu, adreno_gpu->pfp,
|
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&a5xx_gpu->pfp_iova);
|
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if (IS_ERR(a5xx_gpu->pfp_bo)) {
|
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ret = PTR_ERR(a5xx_gpu->pfp_bo);
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a5xx_gpu->pfp_bo = NULL;
|
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dev_err(gpu->dev->dev, "could not allocate PFP: %d\n",
|
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|
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ret);
|
||
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return ret;
|
||
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}
|
||
|
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}
|
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|
|
gpu_write64(gpu, REG_A5XX_CP_ME_INSTR_BASE_LO,
|
||
|
|
REG_A5XX_CP_ME_INSTR_BASE_HI, a5xx_gpu->pm4_iova);
|
||
|
|
|
||
|
|
gpu_write64(gpu, REG_A5XX_CP_PFP_INSTR_BASE_LO,
|
||
|
|
REG_A5XX_CP_PFP_INSTR_BASE_HI, a5xx_gpu->pfp_iova);
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
#define A5XX_INT_MASK (A5XX_RBBM_INT_0_MASK_RBBM_AHB_ERROR | \
|
||
|
|
A5XX_RBBM_INT_0_MASK_RBBM_TRANSFER_TIMEOUT | \
|
||
|
|
A5XX_RBBM_INT_0_MASK_RBBM_ME_MS_TIMEOUT | \
|
||
|
|
A5XX_RBBM_INT_0_MASK_RBBM_PFP_MS_TIMEOUT | \
|
||
|
|
A5XX_RBBM_INT_0_MASK_RBBM_ETS_MS_TIMEOUT | \
|
||
|
|
A5XX_RBBM_INT_0_MASK_RBBM_ATB_ASYNC_OVERFLOW | \
|
||
|
|
A5XX_RBBM_INT_0_MASK_CP_HW_ERROR | \
|
||
|
|
A5XX_RBBM_INT_0_MASK_CP_CACHE_FLUSH_TS | \
|
||
|
|
A5XX_RBBM_INT_0_MASK_UCHE_OOB_ACCESS | \
|
||
|
|
A5XX_RBBM_INT_0_MASK_GPMU_VOLTAGE_DROOP)
|
||
|
|
|
||
|
|
static int a5xx_hw_init(struct msm_gpu *gpu)
|
||
|
|
{
|
||
|
|
struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu);
|
||
|
|
int ret;
|
||
|
|
|
||
|
|
gpu_write(gpu, REG_A5XX_VBIF_ROUND_ROBIN_QOS_ARB, 0x00000003);
|
||
|
|
|
||
|
|
/* Make all blocks contribute to the GPU BUSY perf counter */
|
||
|
|
gpu_write(gpu, REG_A5XX_RBBM_PERFCTR_GPU_BUSY_MASKED, 0xFFFFFFFF);
|
||
|
|
|
||
|
|
/* Enable RBBM error reporting bits */
|
||
|
|
gpu_write(gpu, REG_A5XX_RBBM_AHB_CNTL0, 0x00000001);
|
||
|
|
|
||
|
|
if (adreno_gpu->quirks & ADRENO_QUIRK_FAULT_DETECT_MASK) {
|
||
|
|
/*
|
||
|
|
* Mask out the activity signals from RB1-3 to avoid false
|
||
|
|
* positives
|
||
|
|
*/
|
||
|
|
|
||
|
|
gpu_write(gpu, REG_A5XX_RBBM_INTERFACE_HANG_MASK_CNTL11,
|
||
|
|
0xF0000000);
|
||
|
|
gpu_write(gpu, REG_A5XX_RBBM_INTERFACE_HANG_MASK_CNTL12,
|
||
|
|
0xFFFFFFFF);
|
||
|
|
gpu_write(gpu, REG_A5XX_RBBM_INTERFACE_HANG_MASK_CNTL13,
|
||
|
|
0xFFFFFFFF);
|
||
|
|
gpu_write(gpu, REG_A5XX_RBBM_INTERFACE_HANG_MASK_CNTL14,
|
||
|
|
0xFFFFFFFF);
|
||
|
|
gpu_write(gpu, REG_A5XX_RBBM_INTERFACE_HANG_MASK_CNTL15,
|
||
|
|
0xFFFFFFFF);
|
||
|
|
gpu_write(gpu, REG_A5XX_RBBM_INTERFACE_HANG_MASK_CNTL16,
|
||
|
|
0xFFFFFFFF);
|
||
|
|
gpu_write(gpu, REG_A5XX_RBBM_INTERFACE_HANG_MASK_CNTL17,
|
||
|
|
0xFFFFFFFF);
|
||
|
|
gpu_write(gpu, REG_A5XX_RBBM_INTERFACE_HANG_MASK_CNTL18,
|
||
|
|
0xFFFFFFFF);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Enable fault detection */
|
||
|
|
gpu_write(gpu, REG_A5XX_RBBM_INTERFACE_HANG_INT_CNTL,
|
||
|
|
(1 << 30) | 0xFFFF);
|
||
|
|
|
||
|
|
/* Turn on performance counters */
|
||
|
|
gpu_write(gpu, REG_A5XX_RBBM_PERFCTR_CNTL, 0x01);
|
||
|
|
|
||
|
|
/* Increase VFD cache access so LRZ and other data gets evicted less */
|
||
|
|
gpu_write(gpu, REG_A5XX_UCHE_CACHE_WAYS, 0x02);
|
||
|
|
|
||
|
|
/* Disable L2 bypass in the UCHE */
|
||
|
|
gpu_write(gpu, REG_A5XX_UCHE_TRAP_BASE_LO, 0xFFFF0000);
|
||
|
|
gpu_write(gpu, REG_A5XX_UCHE_TRAP_BASE_HI, 0x0001FFFF);
|
||
|
|
gpu_write(gpu, REG_A5XX_UCHE_WRITE_THRU_BASE_LO, 0xFFFF0000);
|
||
|
|
gpu_write(gpu, REG_A5XX_UCHE_WRITE_THRU_BASE_HI, 0x0001FFFF);
|
||
|
|
|
||
|
|
/* Set the GMEM VA range (0 to gpu->gmem) */
|
||
|
|
gpu_write(gpu, REG_A5XX_UCHE_GMEM_RANGE_MIN_LO, 0x00100000);
|
||
|
|
gpu_write(gpu, REG_A5XX_UCHE_GMEM_RANGE_MIN_HI, 0x00000000);
|
||
|
|
gpu_write(gpu, REG_A5XX_UCHE_GMEM_RANGE_MAX_LO,
|
||
|
|
0x00100000 + adreno_gpu->gmem - 1);
|
||
|
|
gpu_write(gpu, REG_A5XX_UCHE_GMEM_RANGE_MAX_HI, 0x00000000);
|
||
|
|
|
||
|
|
gpu_write(gpu, REG_A5XX_CP_MEQ_THRESHOLDS, 0x40);
|
||
|
|
gpu_write(gpu, REG_A5XX_CP_MERCIU_SIZE, 0x40);
|
||
|
|
gpu_write(gpu, REG_A5XX_CP_ROQ_THRESHOLDS_2, 0x80000060);
|
||
|
|
gpu_write(gpu, REG_A5XX_CP_ROQ_THRESHOLDS_1, 0x40201B16);
|
||
|
|
|
||
|
|
gpu_write(gpu, REG_A5XX_PC_DBG_ECO_CNTL, (0x400 << 11 | 0x300 << 22));
|
||
|
|
|
||
|
|
if (adreno_gpu->quirks & ADRENO_QUIRK_TWO_PASS_USE_WFI)
|
||
|
|
gpu_rmw(gpu, REG_A5XX_PC_DBG_ECO_CNTL, 0, (1 << 8));
|
||
|
|
|
||
|
|
gpu_write(gpu, REG_A5XX_PC_DBG_ECO_CNTL, 0xc0200100);
|
||
|
|
|
||
|
|
/* Enable USE_RETENTION_FLOPS */
|
||
|
|
gpu_write(gpu, REG_A5XX_CP_CHICKEN_DBG, 0x02000000);
|
||
|
|
|
||
|
|
/* Enable ME/PFP split notification */
|
||
|
|
gpu_write(gpu, REG_A5XX_RBBM_AHB_CNTL1, 0xA6FFFFFF);
|
||
|
|
|
||
|
|
/* Enable HWCG */
|
||
|
|
a5xx_enable_hwcg(gpu);
|
||
|
|
|
||
|
|
gpu_write(gpu, REG_A5XX_RBBM_AHB_CNTL2, 0x0000003F);
|
||
|
|
|
||
|
|
/* Set the highest bank bit */
|
||
|
|
gpu_write(gpu, REG_A5XX_TPL1_MODE_CNTL, 2 << 7);
|
||
|
|
gpu_write(gpu, REG_A5XX_RB_MODE_CNTL, 2 << 1);
|
||
|
|
|
||
|
|
/* Protect registers from the CP */
|
||
|
|
gpu_write(gpu, REG_A5XX_CP_PROTECT_CNTL, 0x00000007);
|
||
|
|
|
||
|
|
/* RBBM */
|
||
|
|
gpu_write(gpu, REG_A5XX_CP_PROTECT(0), ADRENO_PROTECT_RW(0x04, 4));
|
||
|
|
gpu_write(gpu, REG_A5XX_CP_PROTECT(1), ADRENO_PROTECT_RW(0x08, 8));
|
||
|
|
gpu_write(gpu, REG_A5XX_CP_PROTECT(2), ADRENO_PROTECT_RW(0x10, 16));
|
||
|
|
gpu_write(gpu, REG_A5XX_CP_PROTECT(3), ADRENO_PROTECT_RW(0x20, 32));
|
||
|
|
gpu_write(gpu, REG_A5XX_CP_PROTECT(4), ADRENO_PROTECT_RW(0x40, 64));
|
||
|
|
gpu_write(gpu, REG_A5XX_CP_PROTECT(5), ADRENO_PROTECT_RW(0x80, 64));
|
||
|
|
|
||
|
|
/* Content protect */
|
||
|
|
gpu_write(gpu, REG_A5XX_CP_PROTECT(6),
|
||
|
|
ADRENO_PROTECT_RW(REG_A5XX_RBBM_SECVID_TSB_TRUSTED_BASE_LO,
|
||
|
|
16));
|
||
|
|
gpu_write(gpu, REG_A5XX_CP_PROTECT(7),
|
||
|
|
ADRENO_PROTECT_RW(REG_A5XX_RBBM_SECVID_TRUST_CNTL, 2));
|
||
|
|
|
||
|
|
/* CP */
|
||
|
|
gpu_write(gpu, REG_A5XX_CP_PROTECT(8), ADRENO_PROTECT_RW(0x800, 64));
|
||
|
|
gpu_write(gpu, REG_A5XX_CP_PROTECT(9), ADRENO_PROTECT_RW(0x840, 8));
|
||
|
|
gpu_write(gpu, REG_A5XX_CP_PROTECT(10), ADRENO_PROTECT_RW(0x880, 32));
|
||
|
|
gpu_write(gpu, REG_A5XX_CP_PROTECT(11), ADRENO_PROTECT_RW(0xAA0, 1));
|
||
|
|
|
||
|
|
/* RB */
|
||
|
|
gpu_write(gpu, REG_A5XX_CP_PROTECT(12), ADRENO_PROTECT_RW(0xCC0, 1));
|
||
|
|
gpu_write(gpu, REG_A5XX_CP_PROTECT(13), ADRENO_PROTECT_RW(0xCF0, 2));
|
||
|
|
|
||
|
|
/* VPC */
|
||
|
|
gpu_write(gpu, REG_A5XX_CP_PROTECT(14), ADRENO_PROTECT_RW(0xE68, 8));
|
||
|
|
gpu_write(gpu, REG_A5XX_CP_PROTECT(15), ADRENO_PROTECT_RW(0xE70, 4));
|
||
|
|
|
||
|
|
/* UCHE */
|
||
|
|
gpu_write(gpu, REG_A5XX_CP_PROTECT(16), ADRENO_PROTECT_RW(0xE80, 16));
|
||
|
|
|
||
|
|
if (adreno_is_a530(adreno_gpu))
|
||
|
|
gpu_write(gpu, REG_A5XX_CP_PROTECT(17),
|
||
|
|
ADRENO_PROTECT_RW(0x10000, 0x8000));
|
||
|
|
|
||
|
|
gpu_write(gpu, REG_A5XX_RBBM_SECVID_TSB_CNTL, 0);
|
||
|
|
/*
|
||
|
|
* Disable the trusted memory range - we don't actually supported secure
|
||
|
|
* memory rendering at this point in time and we don't want to block off
|
||
|
|
* part of the virtual memory space.
|
||
|
|
*/
|
||
|
|
gpu_write64(gpu, REG_A5XX_RBBM_SECVID_TSB_TRUSTED_BASE_LO,
|
||
|
|
REG_A5XX_RBBM_SECVID_TSB_TRUSTED_BASE_HI, 0x00000000);
|
||
|
|
gpu_write(gpu, REG_A5XX_RBBM_SECVID_TSB_TRUSTED_SIZE, 0x00000000);
|
||
|
|
|
||
|
|
ret = adreno_hw_init(gpu);
|
||
|
|
if (ret)
|
||
|
|
return ret;
|
||
|
|
|
||
|
|
ret = a5xx_ucode_init(gpu);
|
||
|
|
if (ret)
|
||
|
|
return ret;
|
||
|
|
|
||
|
|
/* Disable the interrupts through the initial bringup stage */
|
||
|
|
gpu_write(gpu, REG_A5XX_RBBM_INT_0_MASK, A5XX_INT_MASK);
|
||
|
|
|
||
|
|
/* Clear ME_HALT to start the micro engine */
|
||
|
|
gpu_write(gpu, REG_A5XX_CP_PFP_ME_CNTL, 0);
|
||
|
|
ret = a5xx_me_init(gpu);
|
||
|
|
if (ret)
|
||
|
|
return ret;
|
||
|
|
|
||
|
|
/* Put the GPU into insecure mode */
|
||
|
|
gpu_write(gpu, REG_A5XX_RBBM_SECVID_TRUST_CNTL, 0x0);
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Send a pipeline event stat to get misbehaving counters to start
|
||
|
|
* ticking correctly
|
||
|
|
*/
|
||
|
|
if (adreno_is_a530(adreno_gpu)) {
|
||
|
|
OUT_PKT7(gpu->rb, CP_EVENT_WRITE, 1);
|
||
|
|
OUT_RING(gpu->rb, 0x0F);
|
||
|
|
|
||
|
|
gpu->funcs->flush(gpu);
|
||
|
|
if (!gpu->funcs->idle(gpu))
|
||
|
|
return -EINVAL;
|
||
|
|
}
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static void a5xx_recover(struct msm_gpu *gpu)
|
||
|
|
{
|
||
|
|
int i;
|
||
|
|
|
||
|
|
adreno_dump_info(gpu);
|
||
|
|
|
||
|
|
for (i = 0; i < 8; i++) {
|
||
|
|
printk("CP_SCRATCH_REG%d: %u\n", i,
|
||
|
|
gpu_read(gpu, REG_A5XX_CP_SCRATCH_REG(i)));
|
||
|
|
}
|
||
|
|
|
||
|
|
if (hang_debug)
|
||
|
|
a5xx_dump(gpu);
|
||
|
|
|
||
|
|
gpu_write(gpu, REG_A5XX_RBBM_SW_RESET_CMD, 1);
|
||
|
|
gpu_read(gpu, REG_A5XX_RBBM_SW_RESET_CMD);
|
||
|
|
gpu_write(gpu, REG_A5XX_RBBM_SW_RESET_CMD, 0);
|
||
|
|
adreno_recover(gpu);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void a5xx_destroy(struct msm_gpu *gpu)
|
||
|
|
{
|
||
|
|
struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu);
|
||
|
|
struct a5xx_gpu *a5xx_gpu = to_a5xx_gpu(adreno_gpu);
|
||
|
|
|
||
|
|
DBG("%s", gpu->name);
|
||
|
|
|
||
|
|
if (a5xx_gpu->pm4_bo) {
|
||
|
|
if (a5xx_gpu->pm4_iova)
|
||
|
|
msm_gem_put_iova(a5xx_gpu->pm4_bo, gpu->id);
|
||
|
|
drm_gem_object_unreference_unlocked(a5xx_gpu->pm4_bo);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (a5xx_gpu->pfp_bo) {
|
||
|
|
if (a5xx_gpu->pfp_iova)
|
||
|
|
msm_gem_put_iova(a5xx_gpu->pfp_bo, gpu->id);
|
||
|
|
drm_gem_object_unreference_unlocked(a5xx_gpu->pfp_bo);
|
||
|
|
}
|
||
|
|
|
||
|
|
adreno_gpu_cleanup(adreno_gpu);
|
||
|
|
kfree(a5xx_gpu);
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline bool _a5xx_check_idle(struct msm_gpu *gpu)
|
||
|
|
{
|
||
|
|
if (gpu_read(gpu, REG_A5XX_RBBM_STATUS) & ~A5XX_RBBM_STATUS_HI_BUSY)
|
||
|
|
return false;
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Nearly every abnormality ends up pausing the GPU and triggering a
|
||
|
|
* fault so we can safely just watch for this one interrupt to fire
|
||
|
|
*/
|
||
|
|
return !(gpu_read(gpu, REG_A5XX_RBBM_INT_0_STATUS) &
|
||
|
|
A5XX_RBBM_INT_0_MASK_MISC_HANG_DETECT);
|
||
|
|
}
|
||
|
|
|
||
|
|
static bool a5xx_idle(struct msm_gpu *gpu)
|
||
|
|
{
|
||
|
|
/* wait for CP to drain ringbuffer: */
|
||
|
|
if (!adreno_idle(gpu))
|
||
|
|
return false;
|
||
|
|
|
||
|
|
if (spin_until(_a5xx_check_idle(gpu))) {
|
||
|
|
DRM_ERROR("%s: %ps: timeout waiting for GPU to idle: status %8.8X irq %8.8X\n",
|
||
|
|
gpu->name, __builtin_return_address(0),
|
||
|
|
gpu_read(gpu, REG_A5XX_RBBM_STATUS),
|
||
|
|
gpu_read(gpu, REG_A5XX_RBBM_INT_0_STATUS));
|
||
|
|
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
static void a5xx_cp_err_irq(struct msm_gpu *gpu)
|
||
|
|
{
|
||
|
|
u32 status = gpu_read(gpu, REG_A5XX_CP_INTERRUPT_STATUS);
|
||
|
|
|
||
|
|
if (status & A5XX_CP_INT_CP_OPCODE_ERROR) {
|
||
|
|
u32 val;
|
||
|
|
|
||
|
|
gpu_write(gpu, REG_A5XX_CP_PFP_STAT_ADDR, 0);
|
||
|
|
|
||
|
|
/*
|
||
|
|
* REG_A5XX_CP_PFP_STAT_DATA is indexed, and we want index 1 so
|
||
|
|
* read it twice
|
||
|
|
*/
|
||
|
|
|
||
|
|
gpu_read(gpu, REG_A5XX_CP_PFP_STAT_DATA);
|
||
|
|
val = gpu_read(gpu, REG_A5XX_CP_PFP_STAT_DATA);
|
||
|
|
|
||
|
|
dev_err_ratelimited(gpu->dev->dev, "CP | opcode error | possible opcode=0x%8.8X\n",
|
||
|
|
val);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (status & A5XX_CP_INT_CP_HW_FAULT_ERROR)
|
||
|
|
dev_err_ratelimited(gpu->dev->dev, "CP | HW fault | status=0x%8.8X\n",
|
||
|
|
gpu_read(gpu, REG_A5XX_CP_HW_FAULT));
|
||
|
|
|
||
|
|
if (status & A5XX_CP_INT_CP_DMA_ERROR)
|
||
|
|
dev_err_ratelimited(gpu->dev->dev, "CP | DMA error\n");
|
||
|
|
|
||
|
|
if (status & A5XX_CP_INT_CP_REGISTER_PROTECTION_ERROR) {
|
||
|
|
u32 val = gpu_read(gpu, REG_A5XX_CP_PROTECT_STATUS);
|
||
|
|
|
||
|
|
dev_err_ratelimited(gpu->dev->dev,
|
||
|
|
"CP | protected mode error | %s | addr=0x%8.8X | status=0x%8.8X\n",
|
||
|
|
val & (1 << 24) ? "WRITE" : "READ",
|
||
|
|
(val & 0xFFFFF) >> 2, val);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (status & A5XX_CP_INT_CP_AHB_ERROR) {
|
||
|
|
u32 status = gpu_read(gpu, REG_A5XX_CP_AHB_FAULT);
|
||
|
|
const char *access[16] = { "reserved", "reserved",
|
||
|
|
"timestamp lo", "timestamp hi", "pfp read", "pfp write",
|
||
|
|
"", "", "me read", "me write", "", "", "crashdump read",
|
||
|
|
"crashdump write" };
|
||
|
|
|
||
|
|
dev_err_ratelimited(gpu->dev->dev,
|
||
|
|
"CP | AHB error | addr=%X access=%s error=%d | status=0x%8.8X\n",
|
||
|
|
status & 0xFFFFF, access[(status >> 24) & 0xF],
|
||
|
|
(status & (1 << 31)), status);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
static void a5xx_rbbm_err_irq(struct msm_gpu *gpu)
|
||
|
|
{
|
||
|
|
u32 status = gpu_read(gpu, REG_A5XX_RBBM_INT_0_STATUS);
|
||
|
|
|
||
|
|
if (status & A5XX_RBBM_INT_0_MASK_RBBM_AHB_ERROR) {
|
||
|
|
u32 val = gpu_read(gpu, REG_A5XX_RBBM_AHB_ERROR_STATUS);
|
||
|
|
|
||
|
|
dev_err_ratelimited(gpu->dev->dev,
|
||
|
|
"RBBM | AHB bus error | %s | addr=0x%X | ports=0x%X:0x%X\n",
|
||
|
|
val & (1 << 28) ? "WRITE" : "READ",
|
||
|
|
(val & 0xFFFFF) >> 2, (val >> 20) & 0x3,
|
||
|
|
(val >> 24) & 0xF);
|
||
|
|
|
||
|
|
/* Clear the error */
|
||
|
|
gpu_write(gpu, REG_A5XX_RBBM_AHB_CMD, (1 << 4));
|
||
|
|
}
|
||
|
|
|
||
|
|
if (status & A5XX_RBBM_INT_0_MASK_RBBM_TRANSFER_TIMEOUT)
|
||
|
|
dev_err_ratelimited(gpu->dev->dev, "RBBM | AHB transfer timeout\n");
|
||
|
|
|
||
|
|
if (status & A5XX_RBBM_INT_0_MASK_RBBM_ME_MS_TIMEOUT)
|
||
|
|
dev_err_ratelimited(gpu->dev->dev, "RBBM | ME master split | status=0x%X\n",
|
||
|
|
gpu_read(gpu, REG_A5XX_RBBM_AHB_ME_SPLIT_STATUS));
|
||
|
|
|
||
|
|
if (status & A5XX_RBBM_INT_0_MASK_RBBM_PFP_MS_TIMEOUT)
|
||
|
|
dev_err_ratelimited(gpu->dev->dev, "RBBM | PFP master split | status=0x%X\n",
|
||
|
|
gpu_read(gpu, REG_A5XX_RBBM_AHB_PFP_SPLIT_STATUS));
|
||
|
|
|
||
|
|
if (status & A5XX_RBBM_INT_0_MASK_RBBM_ETS_MS_TIMEOUT)
|
||
|
|
dev_err_ratelimited(gpu->dev->dev, "RBBM | ETS master split | status=0x%X\n",
|
||
|
|
gpu_read(gpu, REG_A5XX_RBBM_AHB_ETS_SPLIT_STATUS));
|
||
|
|
|
||
|
|
if (status & A5XX_RBBM_INT_0_MASK_RBBM_ATB_ASYNC_OVERFLOW)
|
||
|
|
dev_err_ratelimited(gpu->dev->dev, "RBBM | ATB ASYNC overflow\n");
|
||
|
|
|
||
|
|
if (status & A5XX_RBBM_INT_0_MASK_RBBM_ATB_BUS_OVERFLOW)
|
||
|
|
dev_err_ratelimited(gpu->dev->dev, "RBBM | ATB bus overflow\n");
|
||
|
|
}
|
||
|
|
|
||
|
|
static void a5xx_uche_err_irq(struct msm_gpu *gpu)
|
||
|
|
{
|
||
|
|
uint64_t addr = (uint64_t) gpu_read(gpu, REG_A5XX_UCHE_TRAP_LOG_HI);
|
||
|
|
|
||
|
|
addr |= gpu_read(gpu, REG_A5XX_UCHE_TRAP_LOG_LO);
|
||
|
|
|
||
|
|
dev_err_ratelimited(gpu->dev->dev, "UCHE | Out of bounds access | addr=0x%llX\n",
|
||
|
|
addr);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void a5xx_gpmu_err_irq(struct msm_gpu *gpu)
|
||
|
|
{
|
||
|
|
dev_err_ratelimited(gpu->dev->dev, "GPMU | voltage droop\n");
|
||
|
|
}
|
||
|
|
|
||
|
|
#define RBBM_ERROR_MASK \
|
||
|
|
(A5XX_RBBM_INT_0_MASK_RBBM_AHB_ERROR | \
|
||
|
|
A5XX_RBBM_INT_0_MASK_RBBM_TRANSFER_TIMEOUT | \
|
||
|
|
A5XX_RBBM_INT_0_MASK_RBBM_ME_MS_TIMEOUT | \
|
||
|
|
A5XX_RBBM_INT_0_MASK_RBBM_PFP_MS_TIMEOUT | \
|
||
|
|
A5XX_RBBM_INT_0_MASK_RBBM_ETS_MS_TIMEOUT | \
|
||
|
|
A5XX_RBBM_INT_0_MASK_RBBM_ATB_ASYNC_OVERFLOW)
|
||
|
|
|
||
|
|
static irqreturn_t a5xx_irq(struct msm_gpu *gpu)
|
||
|
|
{
|
||
|
|
u32 status = gpu_read(gpu, REG_A5XX_RBBM_INT_0_STATUS);
|
||
|
|
|
||
|
|
gpu_write(gpu, REG_A5XX_RBBM_INT_CLEAR_CMD, status);
|
||
|
|
|
||
|
|
if (status & RBBM_ERROR_MASK)
|
||
|
|
a5xx_rbbm_err_irq(gpu);
|
||
|
|
|
||
|
|
if (status & A5XX_RBBM_INT_0_MASK_CP_HW_ERROR)
|
||
|
|
a5xx_cp_err_irq(gpu);
|
||
|
|
|
||
|
|
if (status & A5XX_RBBM_INT_0_MASK_UCHE_OOB_ACCESS)
|
||
|
|
a5xx_uche_err_irq(gpu);
|
||
|
|
|
||
|
|
if (status & A5XX_RBBM_INT_0_MASK_GPMU_VOLTAGE_DROOP)
|
||
|
|
a5xx_gpmu_err_irq(gpu);
|
||
|
|
|
||
|
|
if (status & A5XX_RBBM_INT_0_MASK_CP_CACHE_FLUSH_TS)
|
||
|
|
msm_gpu_retire(gpu);
|
||
|
|
|
||
|
|
return IRQ_HANDLED;
|
||
|
|
}
|
||
|
|
|
||
|
|
static const u32 a5xx_register_offsets[REG_ADRENO_REGISTER_MAX] = {
|
||
|
|
REG_ADRENO_DEFINE(REG_ADRENO_CP_RB_BASE, REG_A5XX_CP_RB_BASE),
|
||
|
|
REG_ADRENO_DEFINE(REG_ADRENO_CP_RB_BASE_HI, REG_A5XX_CP_RB_BASE_HI),
|
||
|
|
REG_ADRENO_DEFINE(REG_ADRENO_CP_RB_RPTR_ADDR, REG_A5XX_CP_RB_RPTR_ADDR),
|
||
|
|
REG_ADRENO_DEFINE(REG_ADRENO_CP_RB_RPTR_ADDR_HI,
|
||
|
|
REG_A5XX_CP_RB_RPTR_ADDR_HI),
|
||
|
|
REG_ADRENO_DEFINE(REG_ADRENO_CP_RB_RPTR, REG_A5XX_CP_RB_RPTR),
|
||
|
|
REG_ADRENO_DEFINE(REG_ADRENO_CP_RB_WPTR, REG_A5XX_CP_RB_WPTR),
|
||
|
|
REG_ADRENO_DEFINE(REG_ADRENO_CP_RB_CNTL, REG_A5XX_CP_RB_CNTL),
|
||
|
|
};
|
||
|
|
|
||
|
|
static const u32 a5xx_registers[] = {
|
||
|
|
0x0000, 0x0002, 0x0004, 0x0020, 0x0022, 0x0026, 0x0029, 0x002B,
|
||
|
|
0x002E, 0x0035, 0x0038, 0x0042, 0x0044, 0x0044, 0x0047, 0x0095,
|
||
|
|
0x0097, 0x00BB, 0x03A0, 0x0464, 0x0469, 0x046F, 0x04D2, 0x04D3,
|
||
|
|
0x04E0, 0x0533, 0x0540, 0x0555, 0xF400, 0xF400, 0xF800, 0xF807,
|
||
|
|
0x0800, 0x081A, 0x081F, 0x0841, 0x0860, 0x0860, 0x0880, 0x08A0,
|
||
|
|
0x0B00, 0x0B12, 0x0B15, 0x0B28, 0x0B78, 0x0B7F, 0x0BB0, 0x0BBD,
|
||
|
|
0x0BC0, 0x0BC6, 0x0BD0, 0x0C53, 0x0C60, 0x0C61, 0x0C80, 0x0C82,
|
||
|
|
0x0C84, 0x0C85, 0x0C90, 0x0C98, 0x0CA0, 0x0CA0, 0x0CB0, 0x0CB2,
|
||
|
|
0x2180, 0x2185, 0x2580, 0x2585, 0x0CC1, 0x0CC1, 0x0CC4, 0x0CC7,
|
||
|
|
0x0CCC, 0x0CCC, 0x0CD0, 0x0CD8, 0x0CE0, 0x0CE5, 0x0CE8, 0x0CE8,
|
||
|
|
0x0CEC, 0x0CF1, 0x0CFB, 0x0D0E, 0x2100, 0x211E, 0x2140, 0x2145,
|
||
|
|
0x2500, 0x251E, 0x2540, 0x2545, 0x0D10, 0x0D17, 0x0D20, 0x0D23,
|
||
|
|
0x0D30, 0x0D30, 0x20C0, 0x20C0, 0x24C0, 0x24C0, 0x0E40, 0x0E43,
|
||
|
|
0x0E4A, 0x0E4A, 0x0E50, 0x0E57, 0x0E60, 0x0E7C, 0x0E80, 0x0E8E,
|
||
|
|
0x0E90, 0x0E96, 0x0EA0, 0x0EA8, 0x0EB0, 0x0EB2, 0xE140, 0xE147,
|
||
|
|
0xE150, 0xE187, 0xE1A0, 0xE1A9, 0xE1B0, 0xE1B6, 0xE1C0, 0xE1C7,
|
||
|
|
0xE1D0, 0xE1D1, 0xE200, 0xE201, 0xE210, 0xE21C, 0xE240, 0xE268,
|
||
|
|
0xE000, 0xE006, 0xE010, 0xE09A, 0xE0A0, 0xE0A4, 0xE0AA, 0xE0EB,
|
||
|
|
0xE100, 0xE105, 0xE380, 0xE38F, 0xE3B0, 0xE3B0, 0xE400, 0xE405,
|
||
|
|
0xE408, 0xE4E9, 0xE4F0, 0xE4F0, 0xE280, 0xE280, 0xE282, 0xE2A3,
|
||
|
|
0xE2A5, 0xE2C2, 0xE940, 0xE947, 0xE950, 0xE987, 0xE9A0, 0xE9A9,
|
||
|
|
0xE9B0, 0xE9B6, 0xE9C0, 0xE9C7, 0xE9D0, 0xE9D1, 0xEA00, 0xEA01,
|
||
|
|
0xEA10, 0xEA1C, 0xEA40, 0xEA68, 0xE800, 0xE806, 0xE810, 0xE89A,
|
||
|
|
0xE8A0, 0xE8A4, 0xE8AA, 0xE8EB, 0xE900, 0xE905, 0xEB80, 0xEB8F,
|
||
|
|
0xEBB0, 0xEBB0, 0xEC00, 0xEC05, 0xEC08, 0xECE9, 0xECF0, 0xECF0,
|
||
|
|
0xEA80, 0xEA80, 0xEA82, 0xEAA3, 0xEAA5, 0xEAC2, 0xA800, 0xA8FF,
|
||
|
|
0xAC60, 0xAC60, 0xB000, 0xB97F, 0xB9A0, 0xB9BF,
|
||
|
|
~0
|
||
|
|
};
|
||
|
|
|
||
|
|
static void a5xx_dump(struct msm_gpu *gpu)
|
||
|
|
{
|
||
|
|
dev_info(gpu->dev->dev, "status: %08x\n",
|
||
|
|
gpu_read(gpu, REG_A5XX_RBBM_STATUS));
|
||
|
|
adreno_dump(gpu);
|
||
|
|
}
|
||
|
|
|
||
|
|
static int a5xx_pm_resume(struct msm_gpu *gpu)
|
||
|
|
{
|
||
|
|
return msm_gpu_pm_resume(gpu);
|
||
|
|
}
|
||
|
|
|
||
|
|
static int a5xx_pm_suspend(struct msm_gpu *gpu)
|
||
|
|
{
|
||
|
|
return msm_gpu_pm_suspend(gpu);
|
||
|
|
}
|
||
|
|
|
||
|
|
static int a5xx_get_timestamp(struct msm_gpu *gpu, uint64_t *value)
|
||
|
|
{
|
||
|
|
*value = gpu_read64(gpu, REG_A5XX_RBBM_PERFCTR_CP_0_LO,
|
||
|
|
REG_A5XX_RBBM_PERFCTR_CP_0_HI);
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
#ifdef CONFIG_DEBUG_FS
|
||
|
|
static void a5xx_show(struct msm_gpu *gpu, struct seq_file *m)
|
||
|
|
{
|
||
|
|
gpu->funcs->pm_resume(gpu);
|
||
|
|
|
||
|
|
seq_printf(m, "status: %08x\n",
|
||
|
|
gpu_read(gpu, REG_A5XX_RBBM_STATUS));
|
||
|
|
gpu->funcs->pm_suspend(gpu);
|
||
|
|
|
||
|
|
adreno_show(gpu, m);
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
static const struct adreno_gpu_funcs funcs = {
|
||
|
|
.base = {
|
||
|
|
.get_param = adreno_get_param,
|
||
|
|
.hw_init = a5xx_hw_init,
|
||
|
|
.pm_suspend = a5xx_pm_suspend,
|
||
|
|
.pm_resume = a5xx_pm_resume,
|
||
|
|
.recover = a5xx_recover,
|
||
|
|
.last_fence = adreno_last_fence,
|
||
|
|
.submit = a5xx_submit,
|
||
|
|
.flush = adreno_flush,
|
||
|
|
.idle = a5xx_idle,
|
||
|
|
.irq = a5xx_irq,
|
||
|
|
.destroy = a5xx_destroy,
|
||
|
|
.show = a5xx_show,
|
||
|
|
},
|
||
|
|
.get_timestamp = a5xx_get_timestamp,
|
||
|
|
};
|
||
|
|
|
||
|
|
struct msm_gpu *a5xx_gpu_init(struct drm_device *dev)
|
||
|
|
{
|
||
|
|
struct msm_drm_private *priv = dev->dev_private;
|
||
|
|
struct platform_device *pdev = priv->gpu_pdev;
|
||
|
|
struct a5xx_gpu *a5xx_gpu = NULL;
|
||
|
|
struct adreno_gpu *adreno_gpu;
|
||
|
|
struct msm_gpu *gpu;
|
||
|
|
int ret;
|
||
|
|
|
||
|
|
if (!pdev) {
|
||
|
|
dev_err(dev->dev, "No A5XX device is defined\n");
|
||
|
|
return ERR_PTR(-ENXIO);
|
||
|
|
}
|
||
|
|
|
||
|
|
a5xx_gpu = kzalloc(sizeof(*a5xx_gpu), GFP_KERNEL);
|
||
|
|
if (!a5xx_gpu)
|
||
|
|
return ERR_PTR(-ENOMEM);
|
||
|
|
|
||
|
|
adreno_gpu = &a5xx_gpu->base;
|
||
|
|
gpu = &adreno_gpu->base;
|
||
|
|
|
||
|
|
a5xx_gpu->pdev = pdev;
|
||
|
|
adreno_gpu->registers = a5xx_registers;
|
||
|
|
adreno_gpu->reg_offsets = a5xx_register_offsets;
|
||
|
|
|
||
|
|
ret = adreno_gpu_init(dev, pdev, adreno_gpu, &funcs);
|
||
|
|
if (ret) {
|
||
|
|
a5xx_destroy(&(a5xx_gpu->base.base));
|
||
|
|
return ERR_PTR(ret);
|
||
|
|
}
|
||
|
|
|
||
|
|
return gpu;
|
||
|
|
}
|