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disp: msm: sde: add changes to support odd number of dedicated-CWB

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Add changes to support odd number of dedicated-CWB.

Change-Id: I21c8521e98f6a8b5bb002f1c056afc501e7e9780
Signed-off-by: Akhil Jaiswal <quic_akhijais@quicinc.com>
This commit is contained in:
Akhil Jaiswal
2024-04-14 13:10:04 +05:30
parent fd946778a9
commit bde8c4627e
1 changed files with 13 additions and 5 deletions
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18
msm/sde/sde_hw_wb.c
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@@ -1,6 +1,6 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2021-2022 Qualcomm Innovation Center, Inc. All rights reserved.
* Copyright (c) 2021-2022, 2024 Qualcomm Innovation Center, Inc. All rights reserved.
* Copyright (c) 2015-2021, The Linux Foundation. All rights reserved.
*/
@@ -102,21 +102,29 @@ static void _sde_hw_cwb_ctrl_init(struct sde_mdss_cfg *m,
static void _sde_hw_dcwb_ctrl_init(struct sde_mdss_cfg *m,
void __iomem *addr, struct sde_hw_wb *hw_wb)
{
int i, j;
int i, j, dcwb_count, blk_count;
u32 blk_off;
char name[64] = {0};
if (!hw_wb)
if (!hw_wb || !m->dcwb_count)
return;
for (j = 0; j < (m->dcwb_count / MAX_CWB_BLOCKSIZE); j++) {
dcwb_count = (m->dcwb_count < MAX_CWB_BLOCKSIZE) ? m->dcwb_count :
(m->dcwb_count / MAX_CWB_BLOCKSIZE);
if (dcwb_count == m->dcwb_count)
blk_count = m->dcwb_count;
else
blk_count = MAX_CWB_BLOCKSIZE;
for (j = 0; j < dcwb_count; j++) {
hw_wb->dcwb_hw[j].base_off = addr;
hw_wb->dcwb_hw[j].blk_off = m->cwb_blk_off[j];
hw_wb->dcwb_hw[j].length = 0x20;
hw_wb->dcwb_hw[j].hw_rev = m->hw_rev;
hw_wb->dcwb_hw[j].log_mask = SDE_DBG_MASK_WB;
for (i = 0; i < MAX_CWB_BLOCKSIZE; i++) {
for (i = 0; i < blk_count; i++) {
snprintf(name, sizeof(name), "dcwb%d", i);
blk_off = hw_wb->dcwb_hw[j].blk_off + (m->cwb_blk_stride * i);