From: Paul Elder <paul.elder@xxxxxxxxxxxxxxxx>
Add a register dump file in debugfs for some of the buffer-related
registers in MI, for the base address, the size, and the offset. Also
dump the appropriate shadow registers.
Signed-off-by: Paul Elder <paul.elder@xxxxxxxxxxxxxxxx>
---
.../platform/rockchip/rkisp1/rkisp1-debug.c | 21 +++++++++++++++++++
1 file changed, 21 insertions(+)
diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-debug.c b/drivers/media/platform/rockchip/rkisp1/rkisp1-debug.c
index e76dc2b164b6..1a59c00fabdd 100644
--- a/drivers/media/platform/rockchip/rkisp1/rkisp1-debug.c
+++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-debug.c
@@ -121,6 +121,24 @@ static int rkisp1_debug_dump_rsz_regs_show(struct seq_file *m, void *p)
}
DEFINE_SHOW_ATTRIBUTE(rkisp1_debug_dump_rsz_regs);
+static int rkisp1_debug_dump_mi_mp_y_offs_cnt_show(struct seq_file *m, void *p)
+{
+ static const struct rkisp1_debug_register registers[] = {
+ RKISP1_DEBUG_REG(MI_MP_Y_BASE_AD_INIT),
+ RKISP1_DEBUG_REG(MI_MP_Y_BASE_AD_INIT2),
+ RKISP1_DEBUG_REG(MI_MP_Y_BASE_AD_SHD),
+ RKISP1_DEBUG_REG(MI_MP_Y_SIZE_INIT),
+ RKISP1_DEBUG_REG(MI_MP_Y_SIZE_INIT),
+ RKISP1_DEBUG_REG(MI_MP_Y_SIZE_SHD),
+ RKISP1_DEBUG_REG(MI_MP_Y_OFFS_CNT_SHD),
+ { /* Sentinel */ },
+ };
+ struct rkisp1_device *rkisp1 = m->private;
+
+ return rkisp1_debug_dump_regs(rkisp1, m, 0, registers);
+}
+DEFINE_SHOW_ATTRIBUTE(rkisp1_debug_dump_mi_mp_y_offs_cnt);
+
#define RKISP1_DEBUG_DATA_COUNT_BINS 32
#define RKISP1_DEBUG_DATA_COUNT_STEP (4096 / RKISP1_DEBUG_DATA_COUNT_BINS)
@@ -214,6 +232,9 @@ void rkisp1_debug_init(struct rkisp1_device *rkisp1)
debugfs_create_file("srsz", 0444, regs_dir,
&rkisp1->resizer_devs[RKISP1_SELFPATH],
&rkisp1_debug_dump_rsz_regs_fops);
+
+ debugfs_create_file("mi_mp_y_bufs", 0444, regs_dir, rkisp1,
+ &rkisp1_debug_dump_mi_mp_y_offs_cnt_fops);
}
void rkisp1_debug_cleanup(struct rkisp1_device *rkisp1)
--
Regards,
Laurent Pinchart
