669 lines
17 KiB
C
669 lines
17 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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/* Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
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* Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
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*/
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#include <linux/delay.h>
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#include "dpu_hwio.h"
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#include "dpu_hw_ctl.h"
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#include "dpu_kms.h"
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#include "dpu_trace.h"
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#define CTL_LAYER(lm) \
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(((lm) == LM_5) ? (0x024) : (((lm) - LM_0) * 0x004))
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#define CTL_LAYER_EXT(lm) \
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(0x40 + (((lm) - LM_0) * 0x004))
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#define CTL_LAYER_EXT2(lm) \
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(0x70 + (((lm) - LM_0) * 0x004))
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#define CTL_LAYER_EXT3(lm) \
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(0xA0 + (((lm) - LM_0) * 0x004))
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#define CTL_LAYER_EXT4(lm) \
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(0xB8 + (((lm) - LM_0) * 0x004))
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#define CTL_TOP 0x014
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#define CTL_FLUSH 0x018
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#define CTL_START 0x01C
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#define CTL_PREPARE 0x0d0
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#define CTL_SW_RESET 0x030
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#define CTL_LAYER_EXTN_OFFSET 0x40
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#define CTL_MERGE_3D_ACTIVE 0x0E4
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#define CTL_WB_ACTIVE 0x0EC
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#define CTL_INTF_ACTIVE 0x0F4
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#define CTL_MERGE_3D_FLUSH 0x100
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#define CTL_DSC_ACTIVE 0x0E8
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#define CTL_DSC_FLUSH 0x104
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#define CTL_WB_FLUSH 0x108
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#define CTL_INTF_FLUSH 0x110
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#define CTL_INTF_MASTER 0x134
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#define CTL_FETCH_PIPE_ACTIVE 0x0FC
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#define CTL_MIXER_BORDER_OUT BIT(24)
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#define CTL_FLUSH_MASK_CTL BIT(17)
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#define DPU_REG_RESET_TIMEOUT_US 2000
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#define MERGE_3D_IDX 23
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#define DSC_IDX 22
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#define INTF_IDX 31
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#define WB_IDX 16
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#define CTL_INVALID_BIT 0xffff
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#define CTL_DEFAULT_GROUP_ID 0xf
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static const u32 fetch_tbl[SSPP_MAX] = {CTL_INVALID_BIT, 16, 17, 18, 19,
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CTL_INVALID_BIT, CTL_INVALID_BIT, CTL_INVALID_BIT, CTL_INVALID_BIT, 0,
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1, 2, 3, CTL_INVALID_BIT, CTL_INVALID_BIT};
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static const struct dpu_ctl_cfg *_ctl_offset(enum dpu_ctl ctl,
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const struct dpu_mdss_cfg *m,
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void __iomem *addr,
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struct dpu_hw_blk_reg_map *b)
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{
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int i;
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for (i = 0; i < m->ctl_count; i++) {
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if (ctl == m->ctl[i].id) {
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b->blk_addr = addr + m->ctl[i].base;
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b->log_mask = DPU_DBG_MASK_CTL;
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return &m->ctl[i];
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}
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}
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return ERR_PTR(-ENOMEM);
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}
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static int _mixer_stages(const struct dpu_lm_cfg *mixer, int count,
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enum dpu_lm lm)
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{
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int i;
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int stages = -EINVAL;
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for (i = 0; i < count; i++) {
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if (lm == mixer[i].id) {
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stages = mixer[i].sblk->maxblendstages;
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break;
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}
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}
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return stages;
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}
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static inline u32 dpu_hw_ctl_get_flush_register(struct dpu_hw_ctl *ctx)
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{
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struct dpu_hw_blk_reg_map *c = &ctx->hw;
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return DPU_REG_READ(c, CTL_FLUSH);
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}
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static inline void dpu_hw_ctl_trigger_start(struct dpu_hw_ctl *ctx)
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{
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trace_dpu_hw_ctl_trigger_start(ctx->pending_flush_mask,
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dpu_hw_ctl_get_flush_register(ctx));
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DPU_REG_WRITE(&ctx->hw, CTL_START, 0x1);
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}
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static inline bool dpu_hw_ctl_is_started(struct dpu_hw_ctl *ctx)
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{
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return !!(DPU_REG_READ(&ctx->hw, CTL_START) & BIT(0));
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}
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static inline void dpu_hw_ctl_trigger_pending(struct dpu_hw_ctl *ctx)
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{
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trace_dpu_hw_ctl_trigger_prepare(ctx->pending_flush_mask,
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dpu_hw_ctl_get_flush_register(ctx));
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DPU_REG_WRITE(&ctx->hw, CTL_PREPARE, 0x1);
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}
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static inline void dpu_hw_ctl_clear_pending_flush(struct dpu_hw_ctl *ctx)
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{
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trace_dpu_hw_ctl_clear_pending_flush(ctx->pending_flush_mask,
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dpu_hw_ctl_get_flush_register(ctx));
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ctx->pending_flush_mask = 0x0;
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}
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static inline void dpu_hw_ctl_update_pending_flush(struct dpu_hw_ctl *ctx,
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u32 flushbits)
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{
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trace_dpu_hw_ctl_update_pending_flush(flushbits,
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ctx->pending_flush_mask);
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ctx->pending_flush_mask |= flushbits;
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}
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static u32 dpu_hw_ctl_get_pending_flush(struct dpu_hw_ctl *ctx)
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{
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return ctx->pending_flush_mask;
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}
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static inline void dpu_hw_ctl_trigger_flush_v1(struct dpu_hw_ctl *ctx)
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{
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if (ctx->pending_flush_mask & BIT(MERGE_3D_IDX))
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DPU_REG_WRITE(&ctx->hw, CTL_MERGE_3D_FLUSH,
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ctx->pending_merge_3d_flush_mask);
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if (ctx->pending_flush_mask & BIT(INTF_IDX))
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DPU_REG_WRITE(&ctx->hw, CTL_INTF_FLUSH,
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ctx->pending_intf_flush_mask);
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if (ctx->pending_flush_mask & BIT(WB_IDX))
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DPU_REG_WRITE(&ctx->hw, CTL_WB_FLUSH,
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ctx->pending_wb_flush_mask);
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DPU_REG_WRITE(&ctx->hw, CTL_FLUSH, ctx->pending_flush_mask);
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}
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static inline void dpu_hw_ctl_trigger_flush(struct dpu_hw_ctl *ctx)
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{
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trace_dpu_hw_ctl_trigger_pending_flush(ctx->pending_flush_mask,
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dpu_hw_ctl_get_flush_register(ctx));
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DPU_REG_WRITE(&ctx->hw, CTL_FLUSH, ctx->pending_flush_mask);
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}
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static void dpu_hw_ctl_update_pending_flush_sspp(struct dpu_hw_ctl *ctx,
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enum dpu_sspp sspp)
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{
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switch (sspp) {
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case SSPP_VIG0:
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ctx->pending_flush_mask |= BIT(0);
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break;
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case SSPP_VIG1:
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ctx->pending_flush_mask |= BIT(1);
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break;
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case SSPP_VIG2:
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ctx->pending_flush_mask |= BIT(2);
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break;
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case SSPP_VIG3:
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ctx->pending_flush_mask |= BIT(18);
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break;
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case SSPP_RGB0:
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ctx->pending_flush_mask |= BIT(3);
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break;
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case SSPP_RGB1:
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ctx->pending_flush_mask |= BIT(4);
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break;
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case SSPP_RGB2:
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ctx->pending_flush_mask |= BIT(5);
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break;
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case SSPP_RGB3:
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ctx->pending_flush_mask |= BIT(19);
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break;
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case SSPP_DMA0:
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ctx->pending_flush_mask |= BIT(11);
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break;
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case SSPP_DMA1:
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ctx->pending_flush_mask |= BIT(12);
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break;
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case SSPP_DMA2:
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ctx->pending_flush_mask |= BIT(24);
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break;
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case SSPP_DMA3:
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ctx->pending_flush_mask |= BIT(25);
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break;
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case SSPP_CURSOR0:
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ctx->pending_flush_mask |= BIT(22);
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break;
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case SSPP_CURSOR1:
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ctx->pending_flush_mask |= BIT(23);
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break;
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default:
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break;
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}
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}
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static void dpu_hw_ctl_update_pending_flush_mixer(struct dpu_hw_ctl *ctx,
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enum dpu_lm lm)
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{
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switch (lm) {
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case LM_0:
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ctx->pending_flush_mask |= BIT(6);
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break;
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case LM_1:
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ctx->pending_flush_mask |= BIT(7);
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break;
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case LM_2:
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ctx->pending_flush_mask |= BIT(8);
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break;
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case LM_3:
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ctx->pending_flush_mask |= BIT(9);
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break;
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case LM_4:
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ctx->pending_flush_mask |= BIT(10);
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break;
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case LM_5:
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ctx->pending_flush_mask |= BIT(20);
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break;
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default:
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break;
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}
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ctx->pending_flush_mask |= CTL_FLUSH_MASK_CTL;
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}
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static void dpu_hw_ctl_update_pending_flush_intf(struct dpu_hw_ctl *ctx,
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enum dpu_intf intf)
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{
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switch (intf) {
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case INTF_0:
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ctx->pending_flush_mask |= BIT(31);
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break;
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case INTF_1:
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ctx->pending_flush_mask |= BIT(30);
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break;
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case INTF_2:
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ctx->pending_flush_mask |= BIT(29);
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break;
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case INTF_3:
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ctx->pending_flush_mask |= BIT(28);
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break;
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default:
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break;
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}
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}
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static void dpu_hw_ctl_update_pending_flush_wb(struct dpu_hw_ctl *ctx,
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enum dpu_wb wb)
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{
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switch (wb) {
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case WB_0:
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case WB_1:
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case WB_2:
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ctx->pending_flush_mask |= BIT(WB_IDX);
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break;
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default:
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break;
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}
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}
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static void dpu_hw_ctl_update_pending_flush_wb_v1(struct dpu_hw_ctl *ctx,
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enum dpu_wb wb)
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{
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ctx->pending_wb_flush_mask |= BIT(wb - WB_0);
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ctx->pending_flush_mask |= BIT(WB_IDX);
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}
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static void dpu_hw_ctl_update_pending_flush_intf_v1(struct dpu_hw_ctl *ctx,
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enum dpu_intf intf)
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{
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ctx->pending_intf_flush_mask |= BIT(intf - INTF_0);
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ctx->pending_flush_mask |= BIT(INTF_IDX);
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}
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static void dpu_hw_ctl_update_pending_flush_merge_3d_v1(struct dpu_hw_ctl *ctx,
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enum dpu_merge_3d merge_3d)
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{
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ctx->pending_merge_3d_flush_mask |= BIT(merge_3d - MERGE_3D_0);
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ctx->pending_flush_mask |= BIT(MERGE_3D_IDX);
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}
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static void dpu_hw_ctl_update_pending_flush_dspp(struct dpu_hw_ctl *ctx,
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enum dpu_dspp dspp)
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{
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switch (dspp) {
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case DSPP_0:
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ctx->pending_flush_mask |= BIT(13);
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break;
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case DSPP_1:
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ctx->pending_flush_mask |= BIT(14);
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break;
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case DSPP_2:
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ctx->pending_flush_mask |= BIT(15);
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break;
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case DSPP_3:
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ctx->pending_flush_mask |= BIT(21);
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break;
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default:
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break;
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}
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}
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static u32 dpu_hw_ctl_poll_reset_status(struct dpu_hw_ctl *ctx, u32 timeout_us)
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{
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struct dpu_hw_blk_reg_map *c = &ctx->hw;
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ktime_t timeout;
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u32 status;
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timeout = ktime_add_us(ktime_get(), timeout_us);
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/*
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* it takes around 30us to have mdp finish resetting its ctl path
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* poll every 50us so that reset should be completed at 1st poll
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*/
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do {
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status = DPU_REG_READ(c, CTL_SW_RESET);
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status &= 0x1;
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if (status)
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usleep_range(20, 50);
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} while (status && ktime_compare_safe(ktime_get(), timeout) < 0);
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return status;
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}
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static int dpu_hw_ctl_reset_control(struct dpu_hw_ctl *ctx)
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{
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struct dpu_hw_blk_reg_map *c = &ctx->hw;
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pr_debug("issuing hw ctl reset for ctl:%d\n", ctx->idx);
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DPU_REG_WRITE(c, CTL_SW_RESET, 0x1);
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if (dpu_hw_ctl_poll_reset_status(ctx, DPU_REG_RESET_TIMEOUT_US))
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return -EINVAL;
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return 0;
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}
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static int dpu_hw_ctl_wait_reset_status(struct dpu_hw_ctl *ctx)
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{
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struct dpu_hw_blk_reg_map *c = &ctx->hw;
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u32 status;
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status = DPU_REG_READ(c, CTL_SW_RESET);
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status &= 0x01;
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if (!status)
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return 0;
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pr_debug("hw ctl reset is set for ctl:%d\n", ctx->idx);
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if (dpu_hw_ctl_poll_reset_status(ctx, DPU_REG_RESET_TIMEOUT_US)) {
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pr_err("hw recovery is not complete for ctl:%d\n", ctx->idx);
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return -EINVAL;
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}
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return 0;
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}
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static void dpu_hw_ctl_clear_all_blendstages(struct dpu_hw_ctl *ctx)
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{
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struct dpu_hw_blk_reg_map *c = &ctx->hw;
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int i;
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for (i = 0; i < ctx->mixer_count; i++) {
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enum dpu_lm mixer_id = ctx->mixer_hw_caps[i].id;
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DPU_REG_WRITE(c, CTL_LAYER(mixer_id), 0);
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DPU_REG_WRITE(c, CTL_LAYER_EXT(mixer_id), 0);
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DPU_REG_WRITE(c, CTL_LAYER_EXT2(mixer_id), 0);
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DPU_REG_WRITE(c, CTL_LAYER_EXT3(mixer_id), 0);
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}
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DPU_REG_WRITE(c, CTL_FETCH_PIPE_ACTIVE, 0);
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}
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struct ctl_blend_config {
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int idx, shift, ext_shift;
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};
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static const struct ctl_blend_config ctl_blend_config[][2] = {
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[SSPP_NONE] = { { -1 }, { -1 } },
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[SSPP_MAX] = { { -1 }, { -1 } },
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[SSPP_VIG0] = { { 0, 0, 0 }, { 3, 0 } },
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[SSPP_VIG1] = { { 0, 3, 2 }, { 3, 4 } },
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[SSPP_VIG2] = { { 0, 6, 4 }, { 3, 8 } },
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[SSPP_VIG3] = { { 0, 26, 6 }, { 3, 12 } },
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[SSPP_RGB0] = { { 0, 9, 8 }, { -1 } },
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[SSPP_RGB1] = { { 0, 12, 10 }, { -1 } },
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[SSPP_RGB2] = { { 0, 15, 12 }, { -1 } },
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[SSPP_RGB3] = { { 0, 29, 14 }, { -1 } },
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[SSPP_DMA0] = { { 0, 18, 16 }, { 2, 8 } },
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[SSPP_DMA1] = { { 0, 21, 18 }, { 2, 12 } },
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[SSPP_DMA2] = { { 2, 0 }, { 2, 16 } },
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[SSPP_DMA3] = { { 2, 4 }, { 2, 20 } },
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[SSPP_DMA4] = { { 4, 0 }, { 4, 8 } },
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[SSPP_DMA5] = { { 4, 4 }, { 4, 12 } },
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[SSPP_CURSOR0] = { { 1, 20 }, { -1 } },
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[SSPP_CURSOR1] = { { 1, 26 }, { -1 } },
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};
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static void dpu_hw_ctl_setup_blendstage(struct dpu_hw_ctl *ctx,
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enum dpu_lm lm, struct dpu_hw_stage_cfg *stage_cfg)
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{
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struct dpu_hw_blk_reg_map *c = &ctx->hw;
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u32 mix, ext, mix_ext;
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u32 mixercfg[5] = { 0 };
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int i, j;
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int stages;
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int pipes_per_stage;
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stages = _mixer_stages(ctx->mixer_hw_caps, ctx->mixer_count, lm);
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if (stages < 0)
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return;
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if (test_bit(DPU_MIXER_SOURCESPLIT,
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&ctx->mixer_hw_caps->features))
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pipes_per_stage = PIPES_PER_STAGE;
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else
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pipes_per_stage = 1;
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mixercfg[0] = CTL_MIXER_BORDER_OUT; /* always set BORDER_OUT */
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if (!stage_cfg)
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goto exit;
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for (i = 0; i <= stages; i++) {
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/* overflow to ext register if 'i + 1 > 7' */
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mix = (i + 1) & 0x7;
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ext = i >= 7;
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mix_ext = (i + 1) & 0xf;
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for (j = 0 ; j < pipes_per_stage; j++) {
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enum dpu_sspp_multirect_index rect_index =
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stage_cfg->multirect_index[i][j];
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enum dpu_sspp pipe = stage_cfg->stage[i][j];
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const struct ctl_blend_config *cfg =
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&ctl_blend_config[pipe][rect_index == DPU_SSPP_RECT_1];
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/*
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* CTL_LAYER has 3-bit field (and extra bits in EXT register),
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* all EXT registers has 4-bit fields.
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*/
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if (cfg->idx == -1) {
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continue;
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} else if (cfg->idx == 0) {
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mixercfg[0] |= mix << cfg->shift;
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mixercfg[1] |= ext << cfg->ext_shift;
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} else {
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mixercfg[cfg->idx] |= mix_ext << cfg->shift;
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}
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}
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}
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exit:
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DPU_REG_WRITE(c, CTL_LAYER(lm), mixercfg[0]);
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DPU_REG_WRITE(c, CTL_LAYER_EXT(lm), mixercfg[1]);
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DPU_REG_WRITE(c, CTL_LAYER_EXT2(lm), mixercfg[2]);
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DPU_REG_WRITE(c, CTL_LAYER_EXT3(lm), mixercfg[3]);
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if ((test_bit(DPU_CTL_HAS_LAYER_EXT4, &ctx->caps->features)))
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DPU_REG_WRITE(c, CTL_LAYER_EXT4(lm), mixercfg[4]);
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}
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static void dpu_hw_ctl_intf_cfg_v1(struct dpu_hw_ctl *ctx,
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struct dpu_hw_intf_cfg *cfg)
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{
|
|
struct dpu_hw_blk_reg_map *c = &ctx->hw;
|
|
u32 intf_active = 0;
|
|
u32 wb_active = 0;
|
|
u32 mode_sel = 0;
|
|
|
|
/* CTL_TOP[31:28] carries group_id to collate CTL paths
|
|
* per VM. Explicitly disable it until VM support is
|
|
* added in SW. Power on reset value is not disable.
|
|
*/
|
|
if ((test_bit(DPU_CTL_VM_CFG, &ctx->caps->features)))
|
|
mode_sel = CTL_DEFAULT_GROUP_ID << 28;
|
|
|
|
if (cfg->dsc)
|
|
DPU_REG_WRITE(&ctx->hw, CTL_DSC_FLUSH, cfg->dsc);
|
|
|
|
if (cfg->intf_mode_sel == DPU_CTL_MODE_SEL_CMD)
|
|
mode_sel |= BIT(17);
|
|
|
|
intf_active = DPU_REG_READ(c, CTL_INTF_ACTIVE);
|
|
wb_active = DPU_REG_READ(c, CTL_WB_ACTIVE);
|
|
|
|
if (cfg->intf)
|
|
intf_active |= BIT(cfg->intf - INTF_0);
|
|
|
|
if (cfg->wb)
|
|
wb_active |= BIT(cfg->wb - WB_0);
|
|
|
|
DPU_REG_WRITE(c, CTL_TOP, mode_sel);
|
|
DPU_REG_WRITE(c, CTL_INTF_ACTIVE, intf_active);
|
|
DPU_REG_WRITE(c, CTL_WB_ACTIVE, wb_active);
|
|
|
|
if (cfg->merge_3d)
|
|
DPU_REG_WRITE(c, CTL_MERGE_3D_ACTIVE,
|
|
BIT(cfg->merge_3d - MERGE_3D_0));
|
|
if (cfg->dsc) {
|
|
DPU_REG_WRITE(&ctx->hw, CTL_FLUSH, DSC_IDX);
|
|
DPU_REG_WRITE(c, CTL_DSC_ACTIVE, cfg->dsc);
|
|
}
|
|
}
|
|
|
|
static void dpu_hw_ctl_intf_cfg(struct dpu_hw_ctl *ctx,
|
|
struct dpu_hw_intf_cfg *cfg)
|
|
{
|
|
struct dpu_hw_blk_reg_map *c = &ctx->hw;
|
|
u32 intf_cfg = 0;
|
|
|
|
intf_cfg |= (cfg->intf & 0xF) << 4;
|
|
|
|
if (cfg->mode_3d) {
|
|
intf_cfg |= BIT(19);
|
|
intf_cfg |= (cfg->mode_3d - 0x1) << 20;
|
|
}
|
|
|
|
if (cfg->wb)
|
|
intf_cfg |= (cfg->wb & 0x3) + 2;
|
|
|
|
switch (cfg->intf_mode_sel) {
|
|
case DPU_CTL_MODE_SEL_VID:
|
|
intf_cfg &= ~BIT(17);
|
|
intf_cfg &= ~(0x3 << 15);
|
|
break;
|
|
case DPU_CTL_MODE_SEL_CMD:
|
|
intf_cfg |= BIT(17);
|
|
intf_cfg |= ((cfg->stream_sel & 0x3) << 15);
|
|
break;
|
|
default:
|
|
pr_err("unknown interface type %d\n", cfg->intf_mode_sel);
|
|
return;
|
|
}
|
|
|
|
DPU_REG_WRITE(c, CTL_TOP, intf_cfg);
|
|
}
|
|
|
|
static void dpu_hw_ctl_reset_intf_cfg_v1(struct dpu_hw_ctl *ctx,
|
|
struct dpu_hw_intf_cfg *cfg)
|
|
{
|
|
struct dpu_hw_blk_reg_map *c = &ctx->hw;
|
|
u32 intf_active = 0;
|
|
u32 wb_active = 0;
|
|
u32 merge3d_active = 0;
|
|
|
|
/*
|
|
* This API resets each portion of the CTL path namely,
|
|
* clearing the sspps staged on the lm, merge_3d block,
|
|
* interfaces , writeback etc to ensure clean teardown of the pipeline.
|
|
* This will be used for writeback to begin with to have a
|
|
* proper teardown of the writeback session but upon further
|
|
* validation, this can be extended to all interfaces.
|
|
*/
|
|
if (cfg->merge_3d) {
|
|
merge3d_active = DPU_REG_READ(c, CTL_MERGE_3D_ACTIVE);
|
|
merge3d_active &= ~BIT(cfg->merge_3d - MERGE_3D_0);
|
|
DPU_REG_WRITE(c, CTL_MERGE_3D_ACTIVE,
|
|
merge3d_active);
|
|
}
|
|
|
|
dpu_hw_ctl_clear_all_blendstages(ctx);
|
|
|
|
if (cfg->intf) {
|
|
intf_active = DPU_REG_READ(c, CTL_INTF_ACTIVE);
|
|
intf_active &= ~BIT(cfg->intf - INTF_0);
|
|
DPU_REG_WRITE(c, CTL_INTF_ACTIVE, intf_active);
|
|
}
|
|
|
|
if (cfg->wb) {
|
|
wb_active = DPU_REG_READ(c, CTL_WB_ACTIVE);
|
|
wb_active &= ~BIT(cfg->wb - WB_0);
|
|
DPU_REG_WRITE(c, CTL_WB_ACTIVE, wb_active);
|
|
}
|
|
}
|
|
|
|
static void dpu_hw_ctl_set_fetch_pipe_active(struct dpu_hw_ctl *ctx,
|
|
unsigned long *fetch_active)
|
|
{
|
|
int i;
|
|
u32 val = 0;
|
|
|
|
if (fetch_active) {
|
|
for (i = 0; i < SSPP_MAX; i++) {
|
|
if (test_bit(i, fetch_active) &&
|
|
fetch_tbl[i] != CTL_INVALID_BIT)
|
|
val |= BIT(fetch_tbl[i]);
|
|
}
|
|
}
|
|
|
|
DPU_REG_WRITE(&ctx->hw, CTL_FETCH_PIPE_ACTIVE, val);
|
|
}
|
|
|
|
static void _setup_ctl_ops(struct dpu_hw_ctl_ops *ops,
|
|
unsigned long cap)
|
|
{
|
|
if (cap & BIT(DPU_CTL_ACTIVE_CFG)) {
|
|
ops->trigger_flush = dpu_hw_ctl_trigger_flush_v1;
|
|
ops->setup_intf_cfg = dpu_hw_ctl_intf_cfg_v1;
|
|
ops->reset_intf_cfg = dpu_hw_ctl_reset_intf_cfg_v1;
|
|
ops->update_pending_flush_intf =
|
|
dpu_hw_ctl_update_pending_flush_intf_v1;
|
|
ops->update_pending_flush_merge_3d =
|
|
dpu_hw_ctl_update_pending_flush_merge_3d_v1;
|
|
ops->update_pending_flush_wb = dpu_hw_ctl_update_pending_flush_wb_v1;
|
|
} else {
|
|
ops->trigger_flush = dpu_hw_ctl_trigger_flush;
|
|
ops->setup_intf_cfg = dpu_hw_ctl_intf_cfg;
|
|
ops->update_pending_flush_intf =
|
|
dpu_hw_ctl_update_pending_flush_intf;
|
|
ops->update_pending_flush_wb = dpu_hw_ctl_update_pending_flush_wb;
|
|
}
|
|
ops->clear_pending_flush = dpu_hw_ctl_clear_pending_flush;
|
|
ops->update_pending_flush = dpu_hw_ctl_update_pending_flush;
|
|
ops->get_pending_flush = dpu_hw_ctl_get_pending_flush;
|
|
ops->get_flush_register = dpu_hw_ctl_get_flush_register;
|
|
ops->trigger_start = dpu_hw_ctl_trigger_start;
|
|
ops->is_started = dpu_hw_ctl_is_started;
|
|
ops->trigger_pending = dpu_hw_ctl_trigger_pending;
|
|
ops->reset = dpu_hw_ctl_reset_control;
|
|
ops->wait_reset_status = dpu_hw_ctl_wait_reset_status;
|
|
ops->clear_all_blendstages = dpu_hw_ctl_clear_all_blendstages;
|
|
ops->setup_blendstage = dpu_hw_ctl_setup_blendstage;
|
|
ops->update_pending_flush_sspp = dpu_hw_ctl_update_pending_flush_sspp;
|
|
ops->update_pending_flush_mixer = dpu_hw_ctl_update_pending_flush_mixer;
|
|
ops->update_pending_flush_dspp = dpu_hw_ctl_update_pending_flush_dspp;
|
|
if (cap & BIT(DPU_CTL_FETCH_ACTIVE))
|
|
ops->set_active_pipes = dpu_hw_ctl_set_fetch_pipe_active;
|
|
};
|
|
|
|
struct dpu_hw_ctl *dpu_hw_ctl_init(enum dpu_ctl idx,
|
|
void __iomem *addr,
|
|
const struct dpu_mdss_cfg *m)
|
|
{
|
|
struct dpu_hw_ctl *c;
|
|
const struct dpu_ctl_cfg *cfg;
|
|
|
|
c = kzalloc(sizeof(*c), GFP_KERNEL);
|
|
if (!c)
|
|
return ERR_PTR(-ENOMEM);
|
|
|
|
cfg = _ctl_offset(idx, m, addr, &c->hw);
|
|
if (IS_ERR_OR_NULL(cfg)) {
|
|
kfree(c);
|
|
pr_err("failed to create dpu_hw_ctl %d\n", idx);
|
|
return ERR_PTR(-EINVAL);
|
|
}
|
|
|
|
c->caps = cfg;
|
|
_setup_ctl_ops(&c->ops, c->caps->features);
|
|
c->idx = idx;
|
|
c->mixer_count = m->mixer_count;
|
|
c->mixer_hw_caps = m->mixer;
|
|
|
|
return c;
|
|
}
|
|
|
|
void dpu_hw_ctl_destroy(struct dpu_hw_ctl *ctx)
|
|
{
|
|
kfree(ctx);
|
|
}
|