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himax_v2_mmi: SetSPI transfer size to 4096

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TP:
To ensure download FW speed. Set spi transfer size to 4096

Change-Id: Id12efa82dcfb8c9c5429b71d4669a15ac191b590
Signed-off-by: haojl2 <haojl2@motorola.com>
Reviewed-on: https://gerrit.mot.com/1374552
SME-Granted: SME Approvals Granted
SLTApproved: Slta Waiver
Tested-by: Jira Key
Reviewed-by: Jianqi Yang <yangj@motorola.com>
Submit-Approved: Jira Key
This commit is contained in:
haojl2 2019-06-21 16:15:51 +08:00 • committed by Jialei Hao
commit 8822ea0b48
3 changed files with 18 additions and 18 deletions
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31
drivers/input/touchscreen/himax_v2_mmi/himax_ic_incell_core.c
View file

@ -35,8 +35,6 @@ EXPORT_SYMBOL(pzf_op);
void (*himax_mcu_cmd_struct_free)(void);
static uint8_t *g_internal_buffer;
#define HX_SPI_6125_MAX_WRITE_SZ (4096-4)
#ifdef CORE_IC
/* IC side start*/
static void himax_mcu_burst_enable(uint8_t auto_add_4_byte)
@ -139,22 +137,26 @@ static int himax_mcu_flash_write_burst_lenth(uint8_t *reg_byte, uint8_t *write_d
static int himax_mcu_register_write(uint8_t *write_addr, uint32_t write_length, uint8_t *write_data, uint8_t cfg_flag)
{
int address;
#ifdef __MTK_SPI__
#if 1
uint8_t tmp_addr[4];
uint8_t *tmp_data;
int total_read_times = 0;
uint8_t max_bus_size = MAX_I2C_TRANS_SZ;
uint32_t max_bus_size = MAX_I2C_TRANS_SZ;
uint32_t total_size_temp = 0;
int i = 0;
#endif
/*I("%s,Entering\n", __func__);*/
if (cfg_flag == 0) {
#ifdef __MTK_SPI__
total_size_temp = write_length;
#ifdef __MTK_SPI__
if (write_length > (HX_SPI_MTK_MAX_WRITE_SZ - 4))
max_bus_size = HX_SPI_MTK_MAX_WRITE_SZ - 4;
#else
if (write_length > (PACKET_MAX_SZ - 8))
max_bus_size = PACKET_MAX_SZ - 8;
#endif
else
max_bus_size = write_length;
@ -168,15 +170,12 @@ static int himax_mcu_register_write(uint8_t *write_addr, uint32_t write_length,
else
total_read_times = total_size_temp / max_bus_size + 1;
#endif
address = (write_addr[3] << 24) + (write_addr[2] << 16) + (write_addr[1] << 8) + write_addr[0];
if (write_length > DATA_LEN_4)
g_core_fp.fp_burst_enable(1);
else
g_core_fp.fp_burst_enable(0);
#ifdef __MTK_SPI__
#if 1
for (i = 0; i < (total_read_times); i++) {
/* I("[log]write %d time start!\n", i);
* I("[log]addr[3]=0x%02X, addr[2]=0x%02X, addr[1]=0x%02X, addr[0]=0x%02X!\n", tmp_addr[3], tmp_addr[2], tmp_addr[1], tmp_addr[0]);
@ -193,7 +192,7 @@ static int himax_mcu_register_write(uint8_t *write_addr, uint32_t write_length,
} else {
tmp_data = write_data+(i * max_bus_size);
/* I("last total_size_temp=%d\n", total_size_temp % max_bus_size); */
if (himax_mcu_flash_write_burst_lenth(tmp_addr, tmp_data, max_bus_size) < 0) {
if (himax_mcu_flash_write_burst_lenth(tmp_addr, tmp_data, total_size_temp) < 0) {
I("%s: i2c access fail!\n", __func__);
return I2C_FAIL;
}
@ -2452,8 +2451,8 @@ void himax_mcu_clean_sram_0f(uint8_t *addr, int write_len, int type)
else
max_bus_size = write_len;
#else
if (total_size > HX_SPI_6125_MAX_WRITE_SZ - 4)
max_bus_size = HX_SPI_6125_MAX_WRITE_SZ - 4;
if (total_size > PACKET_MAX_SZ - 8)
max_bus_size = PACKET_MAX_SZ - 8;
#endif
total_size_temp = write_len;
@ -2522,8 +2521,8 @@ void himax_mcu_write_sram_0f(const struct firmware *fw_entry, uint8_t *addr, int
I("%s, Entering - total write size=%d\n", __func__, total_size_temp);
#if defined(HX_SPI_OPERATION)
if (write_len > HX_SPI_6125_MAX_WRITE_SZ - 4)
max_bus_size = HX_SPI_6125_MAX_WRITE_SZ - 4;
if (write_len > PACKET_MAX_SZ - 8)
max_bus_size = PACKET_MAX_SZ - 8;
else
max_bus_size = write_len;
#else
@ -3071,8 +3070,8 @@ void himax_mcu_read_sram_0f(const struct firmware *fw_entry, uint8_t *addr, int
total_size_temp = read_len;
#if defined(HX_SPI_OPERATION)
if (read_len > HX_SPI_6125_MAX_WRITE_SZ - 4)
max_bus_size = HX_SPI_6125_MAX_WRITE_SZ - 4;
if (read_len > 2048)
max_bus_size = 2048;
else
max_bus_size = read_len;
#else

3
drivers/input/touchscreen/himax_v2_mmi/himax_platform_QCT_SPI.c
View file

@ -21,7 +21,6 @@ int irq_enable_count;
EXPORT_SYMBOL(irq_enable_count);
struct spi_device *spi;
#define PACKET_MAX_SZ (4096 + 2)
static uint8_t *gBuffer;
int himax_dev_set(struct himax_ts_data *ts)
@ -271,7 +270,7 @@ int himax_bus_write(uint8_t command, uint8_t *data, uint32_t length, uint8_t toR
int i = 0;
int result = 0;
memset(spi_format_buf, 0, PACKET_MAX_SZ * sizeof(uint8_t));
memset(spi_format_buf, 0, GBUFFER_SZ * sizeof(uint8_t));
mutex_lock(&(private_ts->spi_lock));
spi_format_buf[0] = 0xF2;
spi_format_buf[1] = command;

2
drivers/input/touchscreen/himax_v2_mmi/himax_platform_QCT_SPI.h
View file

@ -67,6 +67,8 @@ do { \
#define HIMAX_common_NAME "himax_tp"
#define HIMAX_I2C_ADDR 0x48
#define INPUT_DEV_NAME "himax-touchscreen"
#define PACKET_MAX_SZ 4096
#define GBUFFER_SZ PACKET_MAX_SZ - 2
struct himax_i2c_platform_data {
int abs_x_min;