mirrors/hekate
0
0
Fork 0
mirror of https://github.com/CTCaer/hekate.git synced 2025-09-06 17:47:09 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

bdk: display: remove malloc usage

Browse source
This commit is contained in:
CTCaer 2025-01-24 15:13:28 +02:00
commit a47a6d32c6
2 changed files with 9 additions and 22 deletions
Download patch file Download diff file Expand all files Collapse all files

26
bdk/display/di.c
View file

@ -1,6 +1,6 @@
/* /*
* Copyright (c) 2018 naehrwert * Copyright (c) 2018 naehrwert
* Copyright (c) 2018-2024 CTCaer * Copyright (c) 2018-2025 CTCaer
* *
* This program is free software; you can redistribute it and/or modify it * This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License, * under the terms and conditions of the GNU General Public License,
@ -265,16 +265,9 @@ int display_dsi_vblank_read(u8 cmd, u32 len, void *data)
void display_dsi_write(u8 cmd, u32 len, void *data) void display_dsi_write(u8 cmd, u32 len, void *data)
{ {
static u8 *fifo8 = NULL;
static u32 *fifo32 = NULL;
u32 host_control; u32 host_control;
u32 fifo32[DSI_STATUS_TX_FIFO_SIZE] = {0};
// Allocate fifo buffer. u8 *fifo8 = (u8 *)fifo32;
if (!fifo32)
{
fifo32 = malloc(DSI_STATUS_RX_FIFO_SIZE * 8 * sizeof(u32));
fifo8 = (u8 *)fifo32;
}
// Prepare data for long write. // Prepare data for long write.
if (len >= 2) if (len >= 2)
@ -319,15 +312,8 @@ void display_dsi_write(u8 cmd, u32 len, void *data)
void display_dsi_vblank_write(u8 cmd, u32 len, void *data) void display_dsi_vblank_write(u8 cmd, u32 len, void *data)
{ {
static u8 *fifo8 = NULL; u32 fifo32[DSI_STATUS_TX_FIFO_SIZE] = {0};
static u32 *fifo32 = NULL; u8 *fifo8 = (u8 *)fifo32;
// Allocate fifo buffer.
if (!fifo32)
{
fifo32 = malloc(DSI_STATUS_RX_FIFO_SIZE * 8 * sizeof(u32));
fifo8 = (u8 *)fifo32;
}
// Prepare data for long write. // Prepare data for long write.
if (len >= 2) if (len >= 2)
@ -571,7 +557,7 @@ void display_init()
* When switching to the 16ff pad brick, the clock lane termination control * When switching to the 16ff pad brick, the clock lane termination control
* is separated from data lane termination. This change of the mipi cal * is separated from data lane termination. This change of the mipi cal
* brings in a bug that the DSI pad clock termination code can't be loaded * brings in a bug that the DSI pad clock termination code can't be loaded
* in one time calibration. Trigger calibration twice. * in one time calibration on T210B01. Trigger calibration twice.
*/ */
reg_write_array((u32 *)MIPI_CAL_BASE, _di_mipi_pad_cal_config, ARRAY_SIZE(_di_mipi_pad_cal_config)); reg_write_array((u32 *)MIPI_CAL_BASE, _di_mipi_pad_cal_config, ARRAY_SIZE(_di_mipi_pad_cal_config));
for (u32 i = 0; i < 2; i++) for (u32 i = 0; i < 2; i++)

1
bdk/display/di.h
View file

@ -520,6 +520,7 @@
#define DSI_STATUS 0x15 #define DSI_STATUS 0x15
#define DSI_STATUS_RX_FIFO_SIZE 0x1F #define DSI_STATUS_RX_FIFO_SIZE 0x1F
#define DSI_STATUS_TX_FIFO_SIZE 0x20 // Actual depth is 64.
#define DSI_INIT_SEQ_CONTROL 0x1A #define DSI_INIT_SEQ_CONTROL 0x1A
#define DSI_INIT_SEQ_DATA_0 0x1B #define DSI_INIT_SEQ_DATA_0 0x1B