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Mon, 14 Oct 2024 08:57:48 +0000 From: Thomas Zimmermann To: simona@ffwll.ch, airlied@gmail.com, javierm@redhat.com, jfalempe@redhat.com Cc: dri-devel@lists.freedesktop.org, amd-gfx@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, intel-xe@lists.freedesktop.org, Thomas Zimmermann , Alex Deucher , =?utf-8?q?Christian_K=C3=B6nig?= , Xinhui Pan , Jonathan Cavitt Subject: [PATCH v4 10/12] drm/radeon: Suspend and resume clients with client helpers Date: Mon, 14 Oct 2024 10:55:24 +0200 Message-ID: <20241014085740.582287-11-tzimmermann@suse.de> X-Mailer: git-send-email 2.46.0 In-Reply-To: <20241014085740.582287-1-tzimmermann@suse.de> References: <20241014085740.582287-1-tzimmermann@suse.de> MIME-Version: 1.0 X-Rspamd-Queue-Id: 3279E1F769 X-Rspamd-Action: no action X-Spamd-Result: default: False [-3.51 / 50.00]; BAYES_HAM(-3.00)[100.00%]; MID_CONTAINS_FROM(1.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; R_DKIM_ALLOW(-0.20)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; NEURAL_HAM_SHORT(-0.20)[-1.000]; MIME_GOOD(-0.10)[text/plain]; MX_GOOD(-0.01)[]; SPAMHAUS_XBL(0.00)[2a07:de40:b281:104:10:150:64:97:from]; RCPT_COUNT_TWELVE(0.00)[13]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; ARC_NA(0.00)[]; FUZZY_BLOCKED(0.00)[rspamd.com]; MIME_TRACE(0.00)[0:+]; FREEMAIL_TO(0.00)[ffwll.ch,gmail.com,redhat.com]; RBL_SPAMHAUS_BLOCKED_OPENRESOLVER(0.00)[2a07:de40:b281:104:10:150:64:97:from]; FREEMAIL_ENVRCPT(0.00)[gmail.com]; TO_DN_SOME(0.00)[]; RCVD_COUNT_TWO(0.00)[2]; FROM_EQ_ENVFROM(0.00)[]; FROM_HAS_DN(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; RECEIVED_SPAMHAUS_BLOCKED_OPENRESOLVER(0.00)[2a07:de40:b281:106:10:150:64:167:received]; DKIM_TRACE(0.00)[suse.de:+]; RCVD_VIA_SMTP_AUTH(0.00)[]; RCVD_TLS_ALL(0.00)[]; DBL_BLOCKED_OPENRESOLVER(0.00)[suse.de:dkim, suse.de:mid, suse.de:email, intel.com:email] X-Rspamd-Server: rspamd1.dmz-prg2.suse.org X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Replace calls to radeon_fbdev_set_suspend() with calls to the client functions drm_client_dev_suspend() and drm_client_dev_resume(). Any registered in-kernel client will now receive suspend and resume events. v4: - refer to radeon_fbdev_set_suspend() in commit description (Jonathan) Signed-off-by: Thomas Zimmermann Cc: Alex Deucher Cc: "Christian König" Cc: Xinhui Pan Reviewed-by: Jonathan Cavitt --- drivers/gpu/drm/radeon/radeon_device.c | 19 ++++++++++--------- drivers/gpu/drm/radeon/radeon_fbdev.c | 6 ------ drivers/gpu/drm/radeon/radeon_mode.h | 3 --- 3 files changed, 10 insertions(+), 18 deletions(-) diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c index 554b236c2328..6f071e61f764 100644 --- a/drivers/gpu/drm/radeon/radeon_device.c +++ b/drivers/gpu/drm/radeon/radeon_device.c @@ -35,6 +35,7 @@ #include #include +#include #include #include #include @@ -1542,7 +1543,7 @@ void radeon_device_fini(struct radeon_device *rdev) * Called at driver suspend. */ int radeon_suspend_kms(struct drm_device *dev, bool suspend, - bool fbcon, bool freeze) + bool notify_clients, bool freeze) { struct radeon_device *rdev; struct pci_dev *pdev; @@ -1634,9 +1635,9 @@ int radeon_suspend_kms(struct drm_device *dev, bool suspend, pci_set_power_state(pdev, PCI_D3hot); } - if (fbcon) { + if (notify_clients) { console_lock(); - radeon_fbdev_set_suspend(rdev, 1); + drm_client_dev_suspend(dev, true); console_unlock(); } return 0; @@ -1649,7 +1650,7 @@ int radeon_suspend_kms(struct drm_device *dev, bool suspend, * Returns 0 for success or an error on failure. * Called at driver resume. */ -int radeon_resume_kms(struct drm_device *dev, bool resume, bool fbcon) +int radeon_resume_kms(struct drm_device *dev, bool resume, bool notify_clients) { struct drm_connector *connector; struct radeon_device *rdev = dev->dev_private; @@ -1660,14 +1661,14 @@ int radeon_resume_kms(struct drm_device *dev, bool resume, bool fbcon) if (dev->switch_power_state == DRM_SWITCH_POWER_OFF) return 0; - if (fbcon) { + if (notify_clients) { console_lock(); } if (resume) { pci_set_power_state(pdev, PCI_D0); pci_restore_state(pdev); if (pci_enable_device(pdev)) { - if (fbcon) + if (notify_clients) console_unlock(); return -1; } @@ -1730,7 +1731,7 @@ int radeon_resume_kms(struct drm_device *dev, bool resume, bool fbcon) /* reset hpd state */ radeon_hpd_init(rdev); /* blat the mode back in */ - if (fbcon) { + if (notify_clients) { drm_helper_resume_force_mode(dev); /* turn on display hw */ drm_modeset_lock_all(dev); @@ -1746,8 +1747,8 @@ int radeon_resume_kms(struct drm_device *dev, bool resume, bool fbcon) if ((rdev->pm.pm_method == PM_METHOD_DPM) && rdev->pm.dpm_enabled) radeon_pm_compute_clocks(rdev); - if (fbcon) { - radeon_fbdev_set_suspend(rdev, 0); + if (notify_clients) { + drm_client_dev_resume(dev, true); console_unlock(); } diff --git a/drivers/gpu/drm/radeon/radeon_fbdev.c b/drivers/gpu/drm/radeon/radeon_fbdev.c index 0aa20c8df546..d4a58bd679db 100644 --- a/drivers/gpu/drm/radeon/radeon_fbdev.c +++ b/drivers/gpu/drm/radeon/radeon_fbdev.c @@ -288,12 +288,6 @@ int radeon_fbdev_driver_fbdev_probe(struct drm_fb_helper *fb_helper, return ret; } -void radeon_fbdev_set_suspend(struct radeon_device *rdev, int state) -{ - if (rdev_to_drm(rdev)->fb_helper) - drm_fb_helper_set_suspend(rdev_to_drm(rdev)->fb_helper, state); -} - bool radeon_fbdev_robj_is_fb(struct radeon_device *rdev, struct radeon_bo *robj) { struct drm_fb_helper *fb_helper = rdev_to_drm(rdev)->fb_helper; diff --git a/drivers/gpu/drm/radeon/radeon_mode.h b/drivers/gpu/drm/radeon/radeon_mode.h index 12a1d99a1815..4063d3801e81 100644 --- a/drivers/gpu/drm/radeon/radeon_mode.h +++ b/drivers/gpu/drm/radeon/radeon_mode.h @@ -942,13 +942,10 @@ int radeon_fbdev_driver_fbdev_probe(struct drm_fb_helper *fb_helper, struct drm_fb_helper_surface_size *sizes); #define RADEON_FBDEV_DRIVER_OPS \ .fbdev_probe = radeon_fbdev_driver_fbdev_probe -void radeon_fbdev_set_suspend(struct radeon_device *rdev, int state); bool radeon_fbdev_robj_is_fb(struct radeon_device *rdev, struct radeon_bo *robj); #else #define RADEON_FBDEV_DRIVER_OPS \ .fbdev_probe = NULL -static inline void radeon_fbdev_set_suspend(struct radeon_device *rdev, int state) -{ } static inline bool radeon_fbdev_robj_is_fb(struct radeon_device *rdev, struct radeon_bo *robj) { return false;