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media: rockchip: vicap support "cat /proc/rkcif*" to show mipi csi2 error info

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Signed-off-by: Zefa Chen <zefa.chen@rock-chips.com>
Change-Id: Ida097baabb2ab239289c6910ca59ad88203c4fe0
This commit is contained in:
Zefa Chen
2024-09-23 17:02:08 +08:00
committed by Tao Huang
parent 87a53f1122
commit 383d30e79b
3 changed files with 50 additions and 3 deletions
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25
drivers/media/platform/rockchip/cif/mipi-csi2.c
View File

@@ -282,6 +282,8 @@ static int csi2_start(struct csi2_dev *csi2)
else
host_type = RK_CSI_RXHOST;
csi2->irq1_timestamp = 0;
csi2->irq2_timestamp = 0;
for (i = 0; i < csi2->csi_info.csi_num; i++) {
csi_idx = csi2->csi_info.csi_idx[i];
ret |= csi2_hw_start(csi2->csi2_hw[csi_idx], host_type);
@@ -840,6 +842,7 @@ static irqreturn_t rk_csirx_irq1_handler(int irq, void *ctx)
char cur_str[CSI_ERRSTR_LEN] = {0};
char vc_info[CSI_VCINFO_LEN] = {0};
bool is_add_cnt = false;
u64 cur_timestamp = ktime_get_ns();
if (!csi2_hw) {
disable_irq_nosync(irq);
@@ -912,7 +915,7 @@ static irqreturn_t rk_csirx_irq1_handler(int irq, void *ctx)
}
if (val & CSIHOST_ERR1_ERR_ECC2) {
err_list = &csi2->err_list[RK_CSI2_ERR_CRC];
err_list = &csi2->err_list[RK_CSI2_ERR_ECC2];
err_list->cnt++;
is_add_cnt = true;
snprintf(cur_str, CSI_ERRSTR_LEN, "(ecc2) ");
@@ -920,12 +923,17 @@ static irqreturn_t rk_csirx_irq1_handler(int irq, void *ctx)
}
if (val & CSIHOST_ERR1_ERR_CTRL) {
err_list = &csi2->err_list[RK_CSI2_ERR_CTRL];
err_list->cnt++;
csi2_find_err_vc((val >> 16) & 0xf, vc_info);
snprintf(cur_str, CSI_ERRSTR_LEN, "(ctrl,vc:%s) ", vc_info);
csi2_err_strncat(err_str, cur_str);
}
pr_err("(0x%x)MIPI_CSI2 ERR1:0x%x %s\n", (u32)csi2_hw->res->start, val, err_str);
if (csi2->irq1_timestamp == 0 || cur_timestamp - csi2->irq1_timestamp > 1000000000) {
csi2->irq1_timestamp = cur_timestamp;
pr_err("(0x%x)MIPI_CSI2 ERR1:0x%x %s\n", (u32)csi2_hw->res->start, val, err_str);
}
if (is_add_cnt) {
csi2->err_list[RK_CSI2_ERR_ALL].cnt++;
@@ -946,16 +954,24 @@ static irqreturn_t rk_csirx_irq2_handler(int irq, void *ctx)
{
struct device *dev = ctx;
struct csi2_hw *csi2_hw = dev_get_drvdata(dev);
struct csi2_dev *csi2 = NULL;
u32 val;
char cur_str[CSI_ERRSTR_LEN] = {0};
char err_str[CSI_ERRSTR_LEN] = {0};
char vc_info[CSI_VCINFO_LEN] = {0};
u64 cur_timestamp = ktime_get_ns();
if (!csi2_hw) {
disable_irq_nosync(irq);
return IRQ_HANDLED;
}
csi2 = csi2_hw->csi2;
if (!csi2) {
disable_irq_nosync(irq);
return IRQ_HANDLED;
}
val = read_csihost_reg(csi2_hw->base, CSIHOST_ERR2);
if (val) {
if (val & CSIHOST_ERR2_PHYERR_ESC) {
@@ -983,7 +999,10 @@ static irqreturn_t rk_csirx_irq2_handler(int irq, void *ctx)
csi2_err_strncat(err_str, cur_str);
}
pr_err("(0x%x)MIPI_CSI2 ERR2:0x%x %s\n", (u32)csi2_hw->res->start, val, err_str);
if (csi2->irq2_timestamp == 0 || cur_timestamp - csi2->irq2_timestamp > 1000000000) {
csi2->irq2_timestamp = cur_timestamp;
pr_err("(0x%x)MIPI_CSI2 ERR2:0x%x %s\n", (u32)csi2_hw->res->start, val, err_str);
}
}
return IRQ_HANDLED;

4
drivers/media/platform/rockchip/cif/mipi-csi2.h
View File

@@ -113,6 +113,8 @@ enum csi2_err {
RK_CSI2_ERR_FRM_SEQ_ERR,
RK_CSI2_ERR_CRC_ONCE,
RK_CSI2_ERR_CRC,
RK_CSI2_ERR_ECC2,
RK_CSI2_ERR_CTRL,
RK_CSI2_ERR_ALL,
RK_CSI2_ERR_MAX
};
@@ -176,6 +178,8 @@ struct csi2_dev {
struct rkcif_csi_info csi_info;
const char *dev_name;
int sw_dbg;
u64 irq1_timestamp;
u64 irq2_timestamp;
};
struct csi2_hw {

24
drivers/media/platform/rockchip/cif/procfs.c
View File

@@ -526,6 +526,27 @@ static void rkcif_show_reg_dbg(struct rkcif_device *dev, struct seq_file *f)
}
}
static void rkcif_show_mipi_csi2_error_info(struct rkcif_device *dev, struct seq_file *f)
{
struct csi2_dev *csi2 = container_of(dev->active_sensor->sd, struct csi2_dev, sd);
seq_puts(f, "\nMipi error info:\n");
seq_printf(f, "\terr sot sync:%u\n",
csi2->err_list[RK_CSI2_ERR_SOTSYN].cnt);
seq_printf(f, "\terr fs/fe not match:%u\n",
csi2->err_list[RK_CSI2_ERR_FS_FE_MIS].cnt);
seq_printf(f, "\terr frm seq:%u\n",
csi2->err_list[RK_CSI2_ERR_FRM_SEQ_ERR].cnt);
seq_printf(f, "\terr crc once:%u\n",
csi2->err_list[RK_CSI2_ERR_CRC_ONCE].cnt);
seq_printf(f, "\terr crc:%u\n",
csi2->err_list[RK_CSI2_ERR_CRC].cnt);
seq_printf(f, "\terr ecc2:%u\n",
csi2->err_list[RK_CSI2_ERR_ECC2].cnt);
seq_printf(f, "\terr ctrl:%u\n",
csi2->err_list[RK_CSI2_ERR_CTRL].cnt);
}
static void rkcif_show_format(struct rkcif_device *dev, struct seq_file *f)
{
struct rkcif_stream *stream = &dev->stream[0];
@@ -676,6 +697,9 @@ static void rkcif_show_format(struct rkcif_device *dev, struct seq_file *f)
rkcif_show_toisp_info(dev, f);
if (dev->reg_dbg)
rkcif_show_reg_dbg(dev, f);
if (sensor->mbus.type == V4L2_MBUS_CSI2_DPHY ||
sensor->mbus.type == V4L2_MBUS_CSI2_CPHY)
rkcif_show_mipi_csi2_error_info(dev, f);
}
}