From bb1e0dfaa7e99ce218b1b5fffd9f30bac54520f9 Mon Sep 17 00:00:00 2001 From: Daniel Vetter Date: Mon, 23 Mar 2020 15:49:28 +0100 Subject: [PATCH] drm/cirrus: Drop explicit drm_mode_config_cleanup call MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit We can even delete the drm_driver.release hook now! This is made possible by a preceeding patch which added a drmm_ cleanup action to drm_mode_config_init(), hence all we need to do to ensure that drm_mode_config_cleanup() is run on final drm_device cleanup is check the new error code for _init(). v2: Explain why this cleanup is possible (Laurent). v3: Use drmm_mode_config_init() for more clarity (Sam, Thomas) Acked-by: Gerd Hoffmann Cc: Sam Ravnborg Acked-by: Sam Ravnborg Cc: Thomas Zimmermann Cc: Laurent Pinchart Signed-off-by: Daniel Vetter Cc: Dave Airlie Cc: Gerd Hoffmann Cc: Daniel Vetter Cc: "Noralf Trønnes" Cc: Sam Ravnborg Cc: Thomas Zimmermann Cc: virtualization@lists.linux-foundation.org Link: https://patchwork.freedesktop.org/patch/msgid/20200323144950.3018436-30-daniel.vetter@ffwll.ch --- drivers/gpu/drm/cirrus/cirrus.c | 21 +++++++++++---------- 1 file changed, 11 insertions(+), 10 deletions(-) diff --git a/drivers/gpu/drm/cirrus/cirrus.c b/drivers/gpu/drm/cirrus/cirrus.c index a9d789a..bd8784e 100644 --- a/drivers/gpu/drm/cirrus/cirrus.c +++ b/drivers/gpu/drm/cirrus/cirrus.c @@ -510,11 +510,15 @@ static const struct drm_mode_config_funcs cirrus_mode_config_funcs = { .atomic_commit = drm_atomic_helper_commit, }; -static void cirrus_mode_config_init(struct cirrus_device *cirrus) +static int cirrus_mode_config_init(struct cirrus_device *cirrus) { struct drm_device *dev = &cirrus->dev; + int ret; + + ret = drmm_mode_config_init(dev); + if (ret) + return ret; - drm_mode_config_init(dev); dev->mode_config.min_width = 0; dev->mode_config.min_height = 0; dev->mode_config.max_width = CIRRUS_MAX_PITCH / 2; @@ -522,15 +526,12 @@ static void cirrus_mode_config_init(struct cirrus_device *cirrus) dev->mode_config.preferred_depth = 16; dev->mode_config.prefer_shadow = 0; dev->mode_config.funcs = &cirrus_mode_config_funcs; + + return 0; } /* ------------------------------------------------------------------ */ -static void cirrus_release(struct drm_device *dev) -{ - drm_mode_config_cleanup(dev); -} - DEFINE_DRM_GEM_FOPS(cirrus_fops); static struct drm_driver cirrus_driver = { @@ -544,7 +545,6 @@ static struct drm_driver cirrus_driver = { .fops = &cirrus_fops, DRM_GEM_SHMEM_DRIVER_OPS, - .release = cirrus_release, }; static int cirrus_pci_probe(struct pci_dev *pdev, @@ -591,7 +591,9 @@ static int cirrus_pci_probe(struct pci_dev *pdev, if (cirrus->mmio == NULL) goto err_unmap_vram; - cirrus_mode_config_init(cirrus); + ret = cirrus_mode_config_init(cirrus); + if (ret) + goto err_cleanup; ret = cirrus_conn_init(cirrus); if (ret < 0) @@ -613,7 +615,6 @@ static int cirrus_pci_probe(struct pci_dev *pdev, return 0; err_cleanup: - drm_mode_config_cleanup(dev); iounmap(cirrus->mmio); err_unmap_vram: iounmap(cirrus->vram); -- 2.7.4