target/linux/bcm27xx/patches-6.1/950-1003-media-rp1-Add-back-reg-write-debug-prints.patch

   1 From 8240f1328ead0152f116b385b3169f8f010a7869 Mon Sep 17 00:00:00 2001
   2 From: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
   3 Date: Fri, 22 Sep 2023 12:39:33 +0300
   4 Subject: [PATCH] media: rp1: Add back reg write debug prints
   5
   6 Add back debug prints in csi2 and pisp_fe reg_write() functions, but use
   7 the 'irq' variants to avoid spamming in normal situation.
   8
   9 Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
  10 ---
  11  drivers/media/platform/raspberrypi/rp1_cfe/csi2.c    | 1 +
  12  drivers/media/platform/raspberrypi/rp1_cfe/pisp_fe.c | 2 ++
  13  2 files changed, 3 insertions(+)
  14
  15 --- a/drivers/media/platform/raspberrypi/rp1_cfe/csi2.c
  16 +++ b/drivers/media/platform/raspberrypi/rp1_cfe/csi2.c
  17 @@ -92,6 +92,7 @@ static inline u32 csi2_reg_read(struct c
  18  static inline void csi2_reg_write(struct csi2_device *csi2, u32 offset, u32 val)
  19  {
  20         writel(val, csi2->base + offset);
  21 +       csi2_dbg_verbose("csi2: write 0x%04x -> 0x%03x\n", val, offset);
  22  }
  23
  24  static inline void set_field(u32 *valp, u32 field, u32 mask)
  25 --- a/drivers/media/platform/raspberrypi/rp1_cfe/pisp_fe.c
  26 +++ b/drivers/media/platform/raspberrypi/rp1_cfe/pisp_fe.c
  27 @@ -132,12 +132,14 @@ static inline void pisp_fe_reg_write(str
  28                                      u32 val)
  29  {
  30         writel(val, fe->base + offset);
  31 +       pisp_fe_dbg_verbose("fe: write 0x%04x -> 0x%03x\n", val, offset);
  32  }
  33
  34  static inline void pisp_fe_reg_write_relaxed(struct pisp_fe_device *fe, u32 offset,
  35                                              u32 val)
  36  {
  37         writel_relaxed(val, fe->base + offset);
  38 +       pisp_fe_dbg_verbose("fe: write 0x%04x -> 0x%03x\n", val, offset);
  39  }
  40
  41  static int pisp_regs_show(struct seq_file *s, void *data)