From: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> To: dri-devel@lists.freedesktop.org Cc: linux-sh@vger.kernel.org Subject: [PATCH 03/38] drm/atomic-helpers: make mode_set hooks optional Date: Wed, 25 Feb 2015 21:54:23 +0000 [thread overview] Message-ID: <1424901298-6829-4-git-send-email-laurent.pinchart+renesas@ideasonboard.com> (raw) In-Reply-To: <1424901298-6829-1-git-send-email-laurent.pinchart+renesas@ideasonboard.com> From: Daniel Vetter <daniel.vetter@ffwll.ch> With runtime PM the hw might still be off while doing the ->mode_set callbacks - runtime PM get/put should only happen in the enable/disable hooks to properly support DPMS. Which essentially makes these callbacks useless for drivers support runtime PM, so make them optional. Again motivated by discussions with Laurent. Signed-off-by: Daniel Vetter <daniel.vetter@intel.com> Acked-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> --- drivers/gpu/drm/drm_atomic_helper.c | 5 +++-- include/drm/drm_crtc_helper.h | 3 ++- 2 files changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/drm_atomic_helper.c b/drivers/gpu/drm/drm_atomic_helper.c index 0a203a7a9a17..caafc237c28b 100644 --- a/drivers/gpu/drm/drm_atomic_helper.c +++ b/drivers/gpu/drm/drm_atomic_helper.c @@ -723,7 +723,7 @@ crtc_set_mode(struct drm_device *dev, struct drm_atomic_state *old_state) funcs = crtc->helper_private; - if (crtc->state->enable) { + if (crtc->state->enable && funcs->mode_set_nofb) { DRM_DEBUG_KMS("modeset on [CRTC:%d]\n", crtc->base.id); @@ -759,7 +759,8 @@ crtc_set_mode(struct drm_device *dev, struct drm_atomic_state *old_state) * Each encoder has at most one connector (since we always steal * it away), so we won't call call mode_set hooks twice. */ - funcs->mode_set(encoder, mode, adjusted_mode); + if (funcs->mode_set) + funcs->mode_set(encoder, mode, adjusted_mode); if (encoder->bridge && encoder->bridge->funcs->mode_set) encoder->bridge->funcs->mode_set(encoder->bridge, diff --git a/include/drm/drm_crtc_helper.h b/include/drm/drm_crtc_helper.h index c250a22b39ab..92d5135b55d2 100644 --- a/include/drm/drm_crtc_helper.h +++ b/include/drm/drm_crtc_helper.h @@ -89,6 +89,7 @@ struct drm_crtc_helper_funcs { int (*mode_set)(struct drm_crtc *crtc, struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode, int x, int y, struct drm_framebuffer *old_fb); + /* Actually set the mode for atomic helpers, optional */ void (*mode_set_nofb)(struct drm_crtc *crtc); /* Move the crtc on the current fb to the given position *optional* */ @@ -119,7 +120,7 @@ struct drm_crtc_helper_funcs { * @mode_fixup: try to fixup proposed mode for this connector * @prepare: part of the disable sequence, called before the CRTC modeset * @commit: called after the CRTC modeset - * @mode_set: set this mode + * @mode_set: set this mode, optional for atomic helpers * @get_crtc: return CRTC that the encoder is currently attached to * @detect: connection status detection * @disable: disable encoder when not in use (overrides DPMS off) -- 2.0.5
WARNING: multiple messages have this Message-ID (diff)
From: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> To: dri-devel@lists.freedesktop.org Cc: linux-sh@vger.kernel.org Subject: [PATCH 03/38] drm/atomic-helpers: make mode_set hooks optional Date: Wed, 25 Feb 2015 23:54:23 +0200 [thread overview] Message-ID: <1424901298-6829-4-git-send-email-laurent.pinchart+renesas@ideasonboard.com> (raw) In-Reply-To: <1424901298-6829-1-git-send-email-laurent.pinchart+renesas@ideasonboard.com> From: Daniel Vetter <daniel.vetter@ffwll.ch> With runtime PM the hw might still be off while doing the ->mode_set callbacks - runtime PM get/put should only happen in the enable/disable hooks to properly support DPMS. Which essentially makes these callbacks useless for drivers support runtime PM, so make them optional. Again motivated by discussions with Laurent. Signed-off-by: Daniel Vetter <daniel.vetter@intel.com> Acked-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> --- drivers/gpu/drm/drm_atomic_helper.c | 5 +++-- include/drm/drm_crtc_helper.h | 3 ++- 2 files changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/drm_atomic_helper.c b/drivers/gpu/drm/drm_atomic_helper.c index 0a203a7a9a17..caafc237c28b 100644 --- a/drivers/gpu/drm/drm_atomic_helper.c +++ b/drivers/gpu/drm/drm_atomic_helper.c @@ -723,7 +723,7 @@ crtc_set_mode(struct drm_device *dev, struct drm_atomic_state *old_state) funcs = crtc->helper_private; - if (crtc->state->enable) { + if (crtc->state->enable && funcs->mode_set_nofb) { DRM_DEBUG_KMS("modeset on [CRTC:%d]\n", crtc->base.id); @@ -759,7 +759,8 @@ crtc_set_mode(struct drm_device *dev, struct drm_atomic_state *old_state) * Each encoder has at most one connector (since we always steal * it away), so we won't call call mode_set hooks twice. */ - funcs->mode_set(encoder, mode, adjusted_mode); + if (funcs->mode_set) + funcs->mode_set(encoder, mode, adjusted_mode); if (encoder->bridge && encoder->bridge->funcs->mode_set) encoder->bridge->funcs->mode_set(encoder->bridge, diff --git a/include/drm/drm_crtc_helper.h b/include/drm/drm_crtc_helper.h index c250a22b39ab..92d5135b55d2 100644 --- a/include/drm/drm_crtc_helper.h +++ b/include/drm/drm_crtc_helper.h @@ -89,6 +89,7 @@ struct drm_crtc_helper_funcs { int (*mode_set)(struct drm_crtc *crtc, struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode, int x, int y, struct drm_framebuffer *old_fb); + /* Actually set the mode for atomic helpers, optional */ void (*mode_set_nofb)(struct drm_crtc *crtc); /* Move the crtc on the current fb to the given position *optional* */ @@ -119,7 +120,7 @@ struct drm_crtc_helper_funcs { * @mode_fixup: try to fixup proposed mode for this connector * @prepare: part of the disable sequence, called before the CRTC modeset * @commit: called after the CRTC modeset - * @mode_set: set this mode + * @mode_set: set this mode, optional for atomic helpers * @get_crtc: return CRTC that the encoder is currently attached to * @detect: connection status detection * @disable: disable encoder when not in use (overrides DPMS off) -- 2.0.5
next prev parent reply other threads:[~2015-02-25 21:54 UTC|newest] Thread overview: 86+ messages / expand[flat|nested] mbox.gz Atom feed top 2015-02-25 21:54 [PATCH 00/38] Renesas R-Car DU atomic updates support Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` [PATCH 01/38] drm/atomic: Rename drm_atomic_helper_commit_pre_planes() state argument Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` [PATCH 02/38] drm/atomic-helper: Rename commmit_post/pre_planes Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart [this message] 2015-02-25 21:54 ` [PATCH 03/38] drm/atomic-helpers: make mode_set hooks optional Laurent Pinchart 2015-02-25 21:54 ` [PATCH 04/38] drm/atomic-helpers: Fix documentation typos and wrong copy&paste Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` [PATCH 05/38] drm: adv7511: Fix DDC error interrupt handling Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` [PATCH 06/38] drm: adv7511: Fix nested sleep when reading EDID Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` [PATCH 07/38] drm: rcar-du: Don't disable unused functions at init time Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` [PATCH 08/38] drm: rcar-du: Remove drm_fbdev_cma_restore_mode() call " Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` [PATCH 09/38] drm: rcar-du: Don't set connector->encoder " Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` [PATCH 10/38] drm: rcar-du: Reorder CRTC functions Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` [PATCH 11/38] drm: rcar-du: Wait for page flip completion when turning the CRTC off Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` [PATCH 12/38] drm: rcar-du: Turn vblank on/off when enabling/disabling CRTC Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` [PATCH 13/38] drm: rcar-du: Disable fbdev emulation when no connector is present Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` [PATCH 14/38] drm: rcar-du: Define macros for the max number of groups, CRTCs and LVDS Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` [PATCH 15/38] drm: rcar-du: Implement universal plane support Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` [PATCH 16/38] drm: rcar-du: Fix hardware plane allocation Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` [PATCH 17/38] drm: rcar-du: Implement planes atomic operations Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` [PATCH 18/38] drm: rcar-du: Handle primary plane config through atomic plane ops Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` [PATCH 19/38] drm: rcar-du: Wire up atomic state object scaffolding Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` [PATCH 20/38] drm: rcar-du: Remove private copy of plane size and position Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` [PATCH 21/38] drm: rcar-du: Replace LVDS encoder DPMS by enable/disable Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` [PATCH 22/38] drm: rcar-du: Rework encoder enable/disable for atomic updates Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` [PATCH 23/38] drm: rcar-du: Rework HDMI " Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` [PATCH 24/38] drm: rcar-du: Rework CRTC " Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` [PATCH 25/38] drm: rcar-du: Switch plane update to atomic helpers Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` [PATCH 26/38] drm: rcar-du: Switch mode config " Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` [PATCH 27/38] drm: rcar-du: Switch connector DPMS " Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` [PATCH 28/38] drm: rcar-du: Replace encoder mode_fixup with atomic_check Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` [PATCH 29/38] drm: rcar-du: Implement asynchronous commit support Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` [PATCH 30/38] drm: rcar-du: Switch page flip to atomic helpers Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` [PATCH 31/38] drm: rcar-du: Switch plane set_property " Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` [PATCH 32/38] drm: rcar-du: Rework plane setup code Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` [PATCH 33/38] drm: rcar-du: Replace plane crtc and enabled fields by plane state Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` [PATCH 34/38] drm: rcar-du: Remove unneeded rcar_du_crtc plane field Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` [PATCH 35/38] drm: rcar-du: Move plane format to plane state Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` [PATCH 36/38] drm: rcar-du: Move plane commit code from CRTC start to CRTC resume Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` [PATCH 37/38] drm: rcar-du: Move group locking inside rcar_du_crtc_update_planes() Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-25 21:54 ` [PATCH 38/38] drm: rcar-du: Fix race condition in hardware plane allocator Laurent Pinchart 2015-02-25 21:54 ` Laurent Pinchart 2015-02-26 0:43 ` [PATCH 00/38] Renesas R-Car DU atomic updates support Magnus Damm 2015-02-26 0:43 ` Magnus Damm 2015-02-26 9:23 ` Laurent Pinchart 2015-02-26 9:23 ` Laurent Pinchart 2015-02-27 0:14 ` Magnus Damm 2015-02-27 0:14 ` Magnus Damm 2015-02-27 10:43 ` Laurent Pinchart 2015-02-27 10:43 ` Laurent Pinchart
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