1 // SPDX-License-Identifier: GPL-2.0
3  * Copyright (c) 2018-2019 Synopsys, Inc. and/or its affiliates.
12 #include "dw-edma-v0-debugfs.h"
13 #include "dw-edma-v0-regs.h"
14 #include "dw-edma-core.h"
18 		struct dw_edma_v0_regs __iomem *__regs = (dw)->chip->reg_base; \
20 		(void __iomem *)&__regs->name;				       \
27 		if ((dw)->chip->mf == EDMA_MF_EDMA_LEGACY)		       \
34 		(void __iomem *)&__ch_regs->name;			       \
74 	struct dw_edma *dw = entry->dw;  in dw_edma_debugfs_u32_get()
75 	void __iomem *reg = entry->reg;  in dw_edma_debugfs_u32_get()
77 	if (dw->chip->mf == EDMA_MF_EDMA_LEGACY &&  in dw_edma_debugfs_u32_get()
82 		viewport_sel = entry->dir == EDMA_DIR_READ ? BIT(31) : 0;  in dw_edma_debugfs_u32_get()
83 		viewport_sel |= FIELD_PREP(EDMA_V0_VIEWPORT_MASK, entry->ch);  in dw_edma_debugfs_u32_get()
85 		raw_spin_lock_irqsave(&dw->lock, flags);  in dw_edma_debugfs_u32_get()
90 		raw_spin_unlock_irqrestore(&dw->lock, flags);  in dw_edma_debugfs_u32_get()
106 	entries = devm_kcalloc(dw->chip->dev, nr_entries, sizeof(*entries),  in dw_edma_debugfs_create_x32()
127 		CTX_REGISTER(dw, sar.msb, dir, ch),  in dw_edma_debugfs_regs_ch()
129 		CTX_REGISTER(dw, dar.msb, dir, ch),  in dw_edma_debugfs_regs_ch()
131 		CTX_REGISTER(dw, llp.msb, dir, ch),  in dw_edma_debugfs_regs_ch()
147 		WR_REGISTER(dw, ch_arb_weight.msb),  in dw_edma_debugfs_regs_wr()
154 		WR_REGISTER(dw, done_imwr.msb),  in dw_edma_debugfs_regs_wr()
156 		WR_REGISTER(dw, abort_imwr.msb),  in dw_edma_debugfs_regs_wr()
167 		WR_REGISTER_UNROLL(dw, engine_hshake_cnt.msb),  in dw_edma_debugfs_regs_wr()
186 	if (dw->chip->mf == EDMA_MF_HDMA_COMPAT) {  in dw_edma_debugfs_regs_wr()
192 	for (i = 0; i < dw->wr_ch_cnt; i++) {  in dw_edma_debugfs_regs_wr()
209 		RD_REGISTER(dw, ch_arb_weight.msb),  in dw_edma_debugfs_regs_rd()
215 		RD_REGISTER(dw, err_status.msb),  in dw_edma_debugfs_regs_rd()
218 		RD_REGISTER(dw, done_imwr.msb),  in dw_edma_debugfs_regs_rd()
220 		RD_REGISTER(dw, abort_imwr.msb),  in dw_edma_debugfs_regs_rd()
230 		RD_REGISTER_UNROLL(dw, engine_hshake_cnt.msb),  in dw_edma_debugfs_regs_rd()
249 	if (dw->chip->mf == EDMA_MF_HDMA_COMPAT) {  in dw_edma_debugfs_regs_rd()
255 	for (i = 0; i < dw->rd_ch_cnt; i++) {  in dw_edma_debugfs_regs_rd()
273 	regs_dent = debugfs_create_dir(REGISTERS_STR, dw->dma.dbg_dev_root);  in dw_edma_debugfs_regs()
287 	debugfs_create_u32("mf", 0444, dw->dma.dbg_dev_root, &dw->chip->mf);  in dw_edma_v0_debugfs_on()
288 	debugfs_create_u16("wr_ch_cnt", 0444, dw->dma.dbg_dev_root, &dw->wr_ch_cnt);  in dw_edma_v0_debugfs_on()
289 	debugfs_create_u16("rd_ch_cnt", 0444, dw->dma.dbg_dev_root, &dw->rd_ch_cnt);  in dw_edma_v0_debugfs_on()