[Intel-gfx] [PATCH 1/2] drm: Simplify logging macros, convert DRM_NOTE to DRM_NOTICE

Sean Paul seanpaul at chromium.org
Tue Sep 27 15:58:57 UTC 2016


On Sun, Sep 25, 2016 at 10:18 PM, Joe Perches <joe at perches.com> wrote:
> Use a bit more consistent style with kernel loglevels

I'm not convinced this is worth doing if we're going to keep the
WARN/WARNING discrepancy, and I don't think we should switch DRM_WARN
to DRM_WARNING since it's so widely used.

Sean

> without
> using macro argument concatenation.
>
> Miscellanea:
>
> o Single statement macros don't need do {} while (0)
>
> Signed-off-by: Joe Perches <joe at perches.com>
> ---
>  drivers/gpu/drm/i915/intel_guc_loader.c | 22 ++++++++++++----------
>  include/drm/drmP.h                      | 26 +++++++++++++-------------
>  2 files changed, 25 insertions(+), 23 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_guc_loader.c b/drivers/gpu/drm/i915/intel_guc_loader.c
> index 6fd39efb7894..bc4f9895f356 100644
> --- a/drivers/gpu/drm/i915/intel_guc_loader.c
> +++ b/drivers/gpu/drm/i915/intel_guc_loader.c
> @@ -566,7 +566,7 @@ int intel_guc_setup(struct drm_device *dev)
>         else if (err == 0)
>                 DRM_INFO("GuC firmware load skipped\n");
>         else if (ret != -EIO)
> -               DRM_NOTE("GuC firmware load failed: %d\n", err);
> +               DRM_NOTICE("GuC firmware load failed: %d\n", err);
>         else
>                 DRM_WARN("GuC firmware load failed: %d\n", err);
>
> @@ -574,7 +574,7 @@ int intel_guc_setup(struct drm_device *dev)
>                 if (fw_path == NULL)
>                         DRM_INFO("GuC submission without firmware not supported\n");
>                 if (ret == 0)
> -                       DRM_NOTE("Falling back from GuC submission to execlist mode\n");
> +                       DRM_NOTICE("Falling back from GuC submission to execlist mode\n");
>                 else
>                         DRM_ERROR("GuC init failed: %d\n", ret);
>         }
> @@ -606,7 +606,7 @@ static void guc_fw_fetch(struct drm_device *dev, struct intel_guc_fw *guc_fw)
>
>         /* Check the size of the blob before examining buffer contents */
>         if (fw->size < sizeof(struct guc_css_header)) {
> -               DRM_NOTE("Firmware header is missing\n");
> +               DRM_NOTICE("Firmware header is missing\n");
>                 goto fail;
>         }
>
> @@ -618,7 +618,7 @@ static void guc_fw_fetch(struct drm_device *dev, struct intel_guc_fw *guc_fw)
>                 css->key_size_dw - css->exponent_size_dw) * sizeof(u32);
>
>         if (guc_fw->header_size != sizeof(struct guc_css_header)) {
> -               DRM_NOTE("CSS header definition mismatch\n");
> +               DRM_NOTICE("CSS header definition mismatch\n");
>                 goto fail;
>         }
>
> @@ -628,7 +628,7 @@ static void guc_fw_fetch(struct drm_device *dev, struct intel_guc_fw *guc_fw)
>
>         /* now RSA */
>         if (css->key_size_dw != UOS_RSA_SCRATCH_MAX_COUNT) {
> -               DRM_NOTE("RSA key size is bad\n");
> +               DRM_NOTICE("RSA key size is bad\n");
>                 goto fail;
>         }
>         guc_fw->rsa_offset = guc_fw->ucode_offset + guc_fw->ucode_size;
> @@ -637,14 +637,14 @@ static void guc_fw_fetch(struct drm_device *dev, struct intel_guc_fw *guc_fw)
>         /* At least, it should have header, uCode and RSA. Size of all three. */
>         size = guc_fw->header_size + guc_fw->ucode_size + guc_fw->rsa_size;
>         if (fw->size < size) {
> -               DRM_NOTE("Missing firmware components\n");
> +               DRM_NOTICE("Missing firmware components\n");
>                 goto fail;
>         }
>
>         /* Header and uCode will be loaded to WOPCM. Size of the two. */
>         size = guc_fw->header_size + guc_fw->ucode_size;
>         if (size > guc_wopcm_size(to_i915(dev))) {
> -               DRM_NOTE("Firmware is too large to fit in WOPCM\n");
> +               DRM_NOTICE("Firmware is too large to fit in WOPCM\n");
>                 goto fail;
>         }
>
> @@ -659,9 +659,11 @@ static void guc_fw_fetch(struct drm_device *dev, struct intel_guc_fw *guc_fw)
>
>         if (guc_fw->guc_fw_major_found != guc_fw->guc_fw_major_wanted ||
>             guc_fw->guc_fw_minor_found < guc_fw->guc_fw_minor_wanted) {
> -               DRM_NOTE("GuC firmware version %d.%d, required %d.%d\n",
> -                       guc_fw->guc_fw_major_found, guc_fw->guc_fw_minor_found,
> -                       guc_fw->guc_fw_major_wanted, guc_fw->guc_fw_minor_wanted);
> +               DRM_NOTICE("GuC firmware version %d.%d, required %d.%d\n",
> +                          guc_fw->guc_fw_major_found,
> +                          guc_fw->guc_fw_minor_found,
> +                          guc_fw->guc_fw_major_wanted,
> +                          guc_fw->guc_fw_minor_wanted);
>                 err = -ENOEXEC;
>                 goto fail;
>         }
> diff --git a/include/drm/drmP.h b/include/drm/drmP.h
> index c53dc90942e0..95cd04aa9bf7 100644
> --- a/include/drm/drmP.h
> +++ b/include/drm/drmP.h
> @@ -168,25 +168,25 @@ void drm_printk(const char *level, unsigned int category,
>  /** \name Macros to make printk easier */
>  /*@{*/
>
> -#define _DRM_PRINTK(once, level, fmt, ...)                             \
> -       do {                                                            \
> -               printk##once(KERN_##level "[" DRM_NAME "] " fmt,        \
> -                            ##__VA_ARGS__);                            \
> -       } while (0)
> +#define _drm_printk(level, fmt, ...)                                   \
> +       printk(level "[" DRM_NAME "] " fmt, ##__VA_ARGS__)
>
>  #define DRM_INFO(fmt, ...)                                             \
> -       _DRM_PRINTK(, INFO, fmt, ##__VA_ARGS__)
> -#define DRM_NOTE(fmt, ...)                                             \
> -       _DRM_PRINTK(, NOTICE, fmt, ##__VA_ARGS__)
> +       _drm_printk(KERN_INFO, fmt, ##__VA_ARGS__)
> +#define DRM_NOTICE(fmt, ...)                                           \
> +       _drm_printk(KERN_NOTICE, fmt, ##__VA_ARGS__)
>  #define DRM_WARN(fmt, ...)                                             \
> -       _DRM_PRINTK(, WARNING, fmt, ##__VA_ARGS__)
> +       _drm_printk(KERN_WARNING, fmt, ##__VA_ARGS__)
> +
> +#define _drm_printk_once(level, fmt, ...)                              \
> +       printk_once(level "[" DRM_NAME "] " fmt, ##__VA_ARGS__)
>
>  #define DRM_INFO_ONCE(fmt, ...)                                                \
> -       _DRM_PRINTK(_once, INFO, fmt, ##__VA_ARGS__)
> -#define DRM_NOTE_ONCE(fmt, ...)                                                \
> -       _DRM_PRINTK(_once, NOTICE, fmt, ##__VA_ARGS__)
> +       _drm_printk_once(KERN_INFO, fmt, ##__VA_ARGS__)
> +#define DRM_NOTICE_ONCE(fmt, ...)                                      \
> +       _drm_printk_once(KERN_NOTICE, fmt, ##__VA_ARGS__)
>  #define DRM_WARN_ONCE(fmt, ...)                                                \
> -       _DRM_PRINTK(_once, WARNING, fmt, ##__VA_ARGS__)
> +       _drm_printk_once(KERN_WARNING, fmt, ##__VA_ARGS__)
>
>  /**
>   * Error output.
> --
> 2.10.0.rc2.1.g053435c
>
> _______________________________________________
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> dri-devel at lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel


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