[PATCH v2 46/55] media: rkisp1: debug: Add dump file in debugfs for MI buffer registers

[Dafna Hirschfeld]

On 01.07.2022 02:07, Laurent Pinchart wrote:
>From: Paul Elder <paul.elder at ideasonboard.com>
>
>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 at ideasonboard.com>
>---
> .../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);

You didn't change the file name as Laurent suggested

thanks,
Dafna

> }
>
> void rkisp1_debug_cleanup(struct rkisp1_device *rkisp1)
>-- 
>Regards,
>
>Laurent Pinchart
>
>
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