When a size error is signaled, it is possible to read a register
to see where the error comes from. So, in debugfs the general
error 'pic_size_err' can be replaced with 3 more precise errors.
Signed-off-by: Dafna Hirschfeld <dafna.hirschfeld@xxxxxxxxxxxxx>
Acked-by: Helen Koike <helen.koike@xxxxxxxxxxxxx>
Reviewed-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
---
changes from v2: rename the variable 'is_size_error' to 'img_stabilization_size_error'
drivers/staging/media/rkisp1/rkisp1-common.h | 4 +++-
drivers/staging/media/rkisp1/rkisp1-dev.c | 9 +++++++--
drivers/staging/media/rkisp1/rkisp1-isp.c | 7 ++++++-
3 files changed, 16 insertions(+), 4 deletions(-)
diff --git a/drivers/staging/media/rkisp1/rkisp1-common.h b/drivers/staging/media/rkisp1/rkisp1-common.h
index 0c4fe503adc9..d20f79ea55e4 100644
--- a/drivers/staging/media/rkisp1/rkisp1-common.h
+++ b/drivers/staging/media/rkisp1/rkisp1-common.h
@@ -226,7 +226,9 @@ struct rkisp1_resizer {
struct rkisp1_debug {
struct dentry *debugfs_dir;
unsigned long data_loss;
- unsigned long pic_size_error;
+ unsigned long outform_size_error;
+ unsigned long img_stabilization_size_error;
+ unsigned long inform_size_error;
unsigned long mipi_error;
unsigned long stats_error;
unsigned long stop_timeout[2];
diff --git a/drivers/staging/media/rkisp1/rkisp1-dev.c b/drivers/staging/media/rkisp1/rkisp1-dev.c
index 9ac38bafb839..a51459ec3fd5 100644
--- a/drivers/staging/media/rkisp1/rkisp1-dev.c
+++ b/drivers/staging/media/rkisp1/rkisp1-dev.c
@@ -438,8 +438,13 @@ static void rkisp1_debug_init(struct rkisp1_device *rkisp1)
}
debugfs_create_ulong("data_loss", 0444, debug->debugfs_dir,
&debug->data_loss);
- debugfs_create_ulong("pic_size_error", 0444, debug->debugfs_dir,
- &debug->pic_size_error);
+ debugfs_create_ulong("outform_size_err", 0444, debug->debugfs_dir,
+ &debug->outform_size_error);
+ debugfs_create_ulong("img_stabilization_size_error", 0444,
+ debug->debugfs_dir,
+ &debug->img_stabilization_size_error);
+ debugfs_create_ulong("inform_size_error", 0444, debug->debugfs_dir,
+ &debug->inform_size_error);
debugfs_create_ulong("mipi_error", 0444, debug->debugfs_dir,
&debug->mipi_error);
debugfs_create_ulong("stats_error", 0444, debug->debugfs_dir,
diff --git a/drivers/staging/media/rkisp1/rkisp1-isp.c b/drivers/staging/media/rkisp1/rkisp1-isp.c
index dc2b59a0160a..6543f7fd2392 100644
--- a/drivers/staging/media/rkisp1/rkisp1-isp.c
+++ b/drivers/staging/media/rkisp1/rkisp1-isp.c
@@ -1123,8 +1123,13 @@ void rkisp1_isp_isr(struct rkisp1_device *rkisp1)
if (status & RKISP1_CIF_ISP_PIC_SIZE_ERROR) {
/* Clear pic_size_error */
isp_err = rkisp1_read(rkisp1, RKISP1_CIF_ISP_ERR);
+ if (isp_err & RKISP1_CIF_ISP_ERR_INFORM_SIZE)
+ rkisp1->debug.inform_size_error++;
+ if (isp_err & RKISP1_CIF_ISP_ERR_IS_SIZE)
+ rkisp1->debug.img_stabilization_size_error++;
+ if (isp_err & RKISP1_CIF_ISP_ERR_OUTFORM_SIZE)
+ rkisp1->debug.outform_size_error++;
rkisp1_write(rkisp1, isp_err, RKISP1_CIF_ISP_ERR_CLR);
- rkisp1->debug.pic_size_error++;
} else if (status & RKISP1_CIF_ISP_DATA_LOSS) {
/* keep track of data_loss in debugfs */
rkisp1->debug.data_loss++;
--
2.17.1
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