target/linux/bcm27xx/patches-5.15/950-0183-v3d_drv-Handle-missing-clock-more-gracefully.patch

   1 From c22a0c1ce0ec4c468dcbdaff05d18f366522af9b Mon Sep 17 00:00:00 2001
   2 From: popcornmix <popcornmix@gmail.com>
   3 Date: Fri, 23 Aug 2019 16:34:38 +0100
   4 Subject: [PATCH] v3d_drv: Handle missing clock more gracefully
   5
   6 Signed-off-by: popcornmix <popcornmix@gmail.com>
   7 ---
   8  drivers/gpu/drm/v3d/v3d_drv.c | 8 ++++----
   9  1 file changed, 4 insertions(+), 4 deletions(-)
  10
  11 --- a/drivers/gpu/drm/v3d/v3d_drv.c
  12 +++ b/drivers/gpu/drm/v3d/v3d_drv.c
  13 @@ -302,10 +302,10 @@ static int v3d_platform_drm_probe(struct
  14         }
  15
  16         v3d->clk = devm_clk_get(dev, NULL);
  17 -       if (IS_ERR(v3d->clk)) {
  18 -               if (ret != -EPROBE_DEFER)
  19 -                       dev_err(dev, "Failed to get clock\n");
  20 -               goto dev_free;
  21 +       if (IS_ERR_OR_NULL(v3d->clk)) {
  22 +               if (PTR_ERR(v3d->clk) != -EPROBE_DEFER)
  23 +                       dev_err(dev, "Failed to get clock (%ld)\n", PTR_ERR(v3d->clk));
  24 +               return PTR_ERR(v3d->clk);
  25         }
  26         v3d->clk_up_rate = clk_get_rate(v3d->clk);
  27         /* For downclocking, drop it to the minimum frequency we can get from