Re: [PATCH] drm/i915: Replace *_reference/unreference() or *_ref/unref with _get/put()
From: Daniel Vetter
Date: Thu Sep 28 2017 - 10:10:56 EST
On Thu, Sep 28, 2017 at 07:14:42PM +0530, Harsha Sharma wrote:
> Replace instances of drm_framebuffer_reference/unreference() with
> *_get/put() suffixes and drm_dev_unref with *_put() suffix
> because get/put is shorter and consistent with the
> kernel use of *_get/put suffixes .
Since this is done with cocci it's good to reference or include the cocci
patch you've used in the commit message.
> Signed-off-by: Harsha Sharma <harshasharmaiitr@xxxxxxxxx>
When submitting a driver patch, please make sure you also include driver
maintainers and driver-specific mailing lists, not just dri-devel.
scripts/get_maintainers.pl should help you with figuring these out.
Thanks, Daniel
> ---
> drivers/gpu/drm/i915/i915_pci.c | 2 +-
> drivers/gpu/drm/i915/intel_display.c | 10 +++++-----
> drivers/gpu/drm/i915/intel_fbdev.c | 4 ++--
> drivers/gpu/drm/i915/selftests/i915_gem_dmabuf.c | 2 +-
> drivers/gpu/drm/i915/selftests/i915_gem_evict.c | 2 +-
> drivers/gpu/drm/i915/selftests/i915_gem_gtt.c | 2 +-
> drivers/gpu/drm/i915/selftests/i915_gem_object.c | 2 +-
> drivers/gpu/drm/i915/selftests/i915_gem_request.c | 2 +-
> drivers/gpu/drm/i915/selftests/i915_vma.c | 2 +-
> drivers/gpu/drm/i915/selftests/intel_breadcrumbs.c | 2 +-
> 10 files changed, 15 insertions(+), 15 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c
> index 09d97e0..2f106cc 100644
> --- a/drivers/gpu/drm/i915/i915_pci.c
> +++ b/drivers/gpu/drm/i915/i915_pci.c
> @@ -510,7 +510,7 @@ static void i915_pci_remove(struct pci_dev *pdev)
> struct drm_device *dev = pci_get_drvdata(pdev);
>
> i915_driver_unload(dev);
> - drm_dev_unref(dev);
> + drm_dev_put(dev);
> }
>
> static int i915_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
> diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
> index f172755..92f8304 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -2856,7 +2856,7 @@ static int skl_format_to_fourcc(int format, bool rgb_order, bool alpha)
>
> if (intel_plane_ggtt_offset(state) == plane_config->base) {
> fb = c->primary->fb;
> - drm_framebuffer_reference(fb);
> + drm_framebuffer_get(fb);
> goto valid_fb;
> }
> }
> @@ -2887,7 +2887,7 @@ static int skl_format_to_fourcc(int format, bool rgb_order, bool alpha)
> intel_crtc->pipe, PTR_ERR(intel_state->vma));
>
> intel_state->vma = NULL;
> - drm_framebuffer_unreference(fb);
> + drm_framebuffer_put(fb);
> return;
> }
>
> @@ -2908,7 +2908,7 @@ static int skl_format_to_fourcc(int format, bool rgb_order, bool alpha)
> if (i915_gem_object_is_tiled(obj))
> dev_priv->preserve_bios_swizzle = true;
>
> - drm_framebuffer_reference(fb);
> + drm_framebuffer_get(fb);
> primary->fb = primary->state->fb = fb;
> primary->crtc = primary->state->crtc = &intel_crtc->base;
>
> @@ -9847,7 +9847,7 @@ struct drm_framebuffer *
> if (obj->base.size < mode->vdisplay * fb->pitches[0])
> return NULL;
>
> - drm_framebuffer_reference(fb);
> + drm_framebuffer_get(fb);
> return fb;
> #else
> return NULL;
> @@ -10028,7 +10028,7 @@ int intel_get_load_detect_pipe(struct drm_connector *connector,
> if (ret)
> goto fail;
>
> - drm_framebuffer_unreference(fb);
> + drm_framebuffer_put(fb);
>
> ret = drm_atomic_set_mode_for_crtc(&crtc_state->base, mode);
> if (ret)
> diff --git a/drivers/gpu/drm/i915/intel_fbdev.c b/drivers/gpu/drm/i915/intel_fbdev.c
> index 262e75c..1ff7149 100644
> --- a/drivers/gpu/drm/i915/intel_fbdev.c
> +++ b/drivers/gpu/drm/i915/intel_fbdev.c
> @@ -189,7 +189,7 @@ static int intelfb_create(struct drm_fb_helper *helper,
> " releasing it\n",
> intel_fb->base.width, intel_fb->base.height,
> sizes->fb_width, sizes->fb_height);
> - drm_framebuffer_unreference(&intel_fb->base);
> + drm_framebuffer_put(&intel_fb->base);
> intel_fb = ifbdev->fb = NULL;
> }
> if (!intel_fb || WARN_ON(!intel_fb->obj)) {
> @@ -624,7 +624,7 @@ static bool intel_fbdev_init_bios(struct drm_device *dev,
> ifbdev->preferred_bpp = fb->base.format->cpp[0] * 8;
> ifbdev->fb = fb;
>
> - drm_framebuffer_reference(&ifbdev->fb->base);
> + drm_framebuffer_put(&ifbdev->fb->base);
>
> /* Final pass to check if any active pipes don't have fbs */
> for_each_crtc(dev, crtc) {
> diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_dmabuf.c b/drivers/gpu/drm/i915/selftests/i915_gem_dmabuf.c
> index 89dc25a..a7055b1 100644
> --- a/drivers/gpu/drm/i915/selftests/i915_gem_dmabuf.c
> +++ b/drivers/gpu/drm/i915/selftests/i915_gem_dmabuf.c
> @@ -389,7 +389,7 @@ int i915_gem_dmabuf_mock_selftests(void)
>
> err = i915_subtests(tests, i915);
>
> - drm_dev_unref(&i915->drm);
> + drm_dev_put(&i915->drm);
> return err;
> }
>
> diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_evict.c b/drivers/gpu/drm/i915/selftests/i915_gem_evict.c
> index 5ea3732..75764fd 100644
> --- a/drivers/gpu/drm/i915/selftests/i915_gem_evict.c
> +++ b/drivers/gpu/drm/i915/selftests/i915_gem_evict.c
> @@ -345,6 +345,6 @@ int i915_gem_evict_mock_selftests(void)
> err = i915_subtests(tests, i915);
> mutex_unlock(&i915->drm.struct_mutex);
>
> - drm_dev_unref(&i915->drm);
> + drm_dev_put(&i915->drm);
> return err;
> }
> diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c b/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c
> index 6b132ca..bc3c4a5 100644
> --- a/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c
> +++ b/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c
> @@ -1540,7 +1540,7 @@ int i915_gem_gtt_mock_selftests(void)
> err = i915_subtests(tests, i915);
> mutex_unlock(&i915->drm.struct_mutex);
>
> - drm_dev_unref(&i915->drm);
> + drm_dev_put(&i915->drm);
> return err;
> }
>
> diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_object.c b/drivers/gpu/drm/i915/selftests/i915_gem_object.c
> index 8f011c4..7bfd990 100644
> --- a/drivers/gpu/drm/i915/selftests/i915_gem_object.c
> +++ b/drivers/gpu/drm/i915/selftests/i915_gem_object.c
> @@ -586,7 +586,7 @@ int i915_gem_object_mock_selftests(void)
>
> err = i915_subtests(tests, i915);
>
> - drm_dev_unref(&i915->drm);
> + drm_dev_put(&i915->drm);
> return err;
> }
>
> diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_request.c b/drivers/gpu/drm/i915/selftests/i915_gem_request.c
> index 6664cb2..8985578 100644
> --- a/drivers/gpu/drm/i915/selftests/i915_gem_request.c
> +++ b/drivers/gpu/drm/i915/selftests/i915_gem_request.c
> @@ -260,7 +260,7 @@ int i915_gem_request_mock_selftests(void)
> return -ENOMEM;
>
> err = i915_subtests(tests, i915);
> - drm_dev_unref(&i915->drm);
> + drm_dev_put(&i915->drm);
>
> return err;
> }
> diff --git a/drivers/gpu/drm/i915/selftests/i915_vma.c b/drivers/gpu/drm/i915/selftests/i915_vma.c
> index 2e86ec1..d8cc0a6 100644
> --- a/drivers/gpu/drm/i915/selftests/i915_vma.c
> +++ b/drivers/gpu/drm/i915/selftests/i915_vma.c
> @@ -734,7 +734,7 @@ int i915_vma_mock_selftests(void)
> err = i915_subtests(tests, i915);
> mutex_unlock(&i915->drm.struct_mutex);
>
> - drm_dev_unref(&i915->drm);
> + drm_dev_put(&i915->drm);
> return err;
> }
>
> diff --git a/drivers/gpu/drm/i915/selftests/intel_breadcrumbs.c b/drivers/gpu/drm/i915/selftests/intel_breadcrumbs.c
> index 828904b..3c8bf44 100644
> --- a/drivers/gpu/drm/i915/selftests/intel_breadcrumbs.c
> +++ b/drivers/gpu/drm/i915/selftests/intel_breadcrumbs.c
> @@ -475,7 +475,7 @@ int intel_breadcrumbs_mock_selftests(void)
> return -ENOMEM;
>
> err = i915_subtests(tests, i915->engine[RCS]);
> - drm_dev_unref(&i915->drm);
> + drm_dev_put(&i915->drm);
>
> return err;
> }
> --
> 1.9.1
>
--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch