target/linux/bcm27xx/patches-6.1/950-0827-vc04_services-vc-sm-cma-Switch-one-bit-bitfields-to-.patch

   1 From 2dd2f36d10961e3819ff0525ae2567e601973826 Mon Sep 17 00:00:00 2001
   2 From: Alexander Winkowski <dereference23@outlook.com>
   3 Date: Mon, 3 Jul 2023 18:29:37 +0000
   4 Subject: [PATCH] vc04_services/vc-sm-cma: Switch one-bit bitfields to bool
   5
   6 Clang 16 warns:
   7
   8 ../drivers/staging/vc04_services/vc-sm-cma/vc_sm.c:816:19: warning: implicit truncation from 'int' to a one-bit wide bit-field changes value from 1 to -1 [-Wsingle-bit-bitfield-constant-conversion]
   9         buffer->imported = 1;
  10                          ^ ~
  11 ../drivers/staging/vc04_services/vc-sm-cma/vc_sm.c:822:17: warning: implicit truncation from 'int' to a one-bit wide bit-field changes value from 1 to -1 [-Wsingle-bit-bitfield-constant-conversion]
  12         buffer->in_use = 1;
  13                        ^ ~
  14 2 warnings generated.
  15
  16 Signed-off-by: Alexander Winkowski <dereference23@outlook.com>
  17 ---
  18  drivers/staging/vc04_services/vc-sm-cma/vc_sm.c | 6 +++---
  19  drivers/staging/vc04_services/vc-sm-cma/vc_sm.h | 4 ++--
  20  2 files changed, 5 insertions(+), 5 deletions(-)
  21
  22 --- a/drivers/staging/vc04_services/vc-sm-cma/vc_sm.c
  23 +++ b/drivers/staging/vc04_services/vc-sm-cma/vc_sm.c
  24 @@ -533,7 +533,7 @@ static void vc_sm_dma_buf_release(struct
  25
  26         pr_debug("%s dmabuf %p, buffer %p\n", __func__, dmabuf, buffer);
  27
  28 -       buffer->in_use = 0;
  29 +       buffer->in_use = false;
  30
  31         /* Unmap on the VPU */
  32         vc_sm_vpu_free(buffer);
  33 @@ -813,13 +813,13 @@ vc_sm_cma_import_dmabuf_internal(struct
  34         buffer->size = import.size;
  35         buffer->vpu_state = VPU_MAPPED;
  36
  37 -       buffer->imported = 1;
  38 +       buffer->imported = true;
  39         buffer->import.dma_buf = dma_buf;
  40
  41         buffer->import.attach = attach;
  42         buffer->import.sgt = sgt;
  43         buffer->dma_addr = dma_addr;
  44 -       buffer->in_use = 1;
  45 +       buffer->in_use = true;
  46         buffer->kernel_id = import.kernel_id;
  47
  48         /*
  49 --- a/drivers/staging/vc04_services/vc-sm-cma/vc_sm.h
  50 +++ b/drivers/staging/vc04_services/vc-sm-cma/vc_sm.h
  51 @@ -57,8 +57,8 @@ struct vc_sm_buffer {
  52
  53         char name[VC_SM_MAX_NAME_LEN];
  54
  55 -       int in_use:1;   /* Kernel is still using this resource */
  56 -       int imported:1; /* Imported dmabuf */
  57 +       bool in_use:1;   /* Kernel is still using this resource */
  58 +       bool imported:1; /* Imported dmabuf */
  59
  60         enum vc_sm_vpu_mapping_state vpu_state;
  61         u32 vc_handle;  /* VideoCore handle for this buffer */