From patchwork Fri Jan 16 02:34:23 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matt Roper X-Patchwork-Id: 5643951 Return-Path: X-Original-To: patchwork-intel-gfx@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id E38B8C058D for ; Fri, 16 Jan 2015 02:35:09 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id E8BD8201EC for ; Fri, 16 Jan 2015 02:35:08 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id F17112015E for ; Fri, 16 Jan 2015 02:35:07 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 34F4689AB2; Thu, 15 Jan 2015 18:35:06 -0800 (PST) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by gabe.freedesktop.org (Postfix) with ESMTP id 0AFB589ABA for ; Thu, 15 Jan 2015 18:35:03 -0800 (PST) Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by orsmga103.jf.intel.com with ESMTP; 15 Jan 2015 18:31:19 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.09,407,1418112000"; d="scan'208";a="651912431" Received: from mdroper-hswdev.fm.intel.com (HELO mdroper-hswdev) ([10.1.134.215]) by fmsmga001.fm.intel.com with ESMTP; 15 Jan 2015 18:35:02 -0800 Received: from mattrope by mdroper-hswdev with local (Exim 4.82) (envelope-from ) id 1YBwkY-0007yb-IH; Thu, 15 Jan 2015 18:35:02 -0800 From: Matt Roper To: intel-gfx@lists.freedesktop.org Date: Thu, 15 Jan 2015 18:34:23 -0800 Message-Id: <1421375664-30550-6-git-send-email-matthew.d.roper@intel.com> X-Mailer: git-send-email 1.8.5.1 In-Reply-To: <1421375664-30550-1-git-send-email-matthew.d.roper@intel.com> References: <1421375664-30550-1-git-send-email-matthew.d.roper@intel.com> Subject: [Intel-gfx] [PATCH 5/6] drm/i915: Add .atomic_{get, set}_property() entrypoints to planes X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP When we flip on the DRIVER_ATOMIC bit, the DRM core will start calling this entrypoint to set and lookup driver-specific plane property values, rather than maintaining a shadow copy in object->properties. Note that although we add these functions to the plane vtable, they will not yet be called. Future patches that switch our .set_property() handler and/or enable full atomic functionality are required before these code paths will be executed. Signed-off-by: Matt Roper --- drivers/gpu/drm/i915/intel_atomic_plane.c | 60 +++++++++++++++++++++++++++++++ drivers/gpu/drm/i915/intel_display.c | 2 ++ drivers/gpu/drm/i915/intel_drv.h | 8 +++++ 3 files changed, 70 insertions(+) diff --git a/drivers/gpu/drm/i915/intel_atomic_plane.c b/drivers/gpu/drm/i915/intel_atomic_plane.c index 4027fc0..0b07b90 100644 --- a/drivers/gpu/drm/i915/intel_atomic_plane.c +++ b/drivers/gpu/drm/i915/intel_atomic_plane.c @@ -150,3 +150,63 @@ const struct drm_plane_helper_funcs intel_plane_helper_funcs = { .atomic_update = intel_plane_atomic_update, }; +/** + * intel_plane_atomic_get_property - fetch plane property value + * @plane: plane to fetch property for + * @state: state containing the property value + * @property: property to look up + * @val: pointer to write property value into + * + * The DRM core does not store shadow copies of properties for + * atomic-capable drivers. This entrypoint is used to fetch + * the current value of a driver-specific plane property. + */ +int +intel_plane_atomic_get_property(struct drm_plane *plane, + const struct drm_plane_state *state, + struct drm_property *property, + uint64_t *val) +{ + struct drm_mode_config *config = &plane->dev->mode_config; + struct intel_plane_state *intel_state = to_intel_plane_state(state); + + if (property == config->rotation_property) { + *val = intel_state->rotation; + } else { + DRM_DEBUG_KMS("Unknown plane property '%s'\n", property->name); + return -EINVAL; + } + + return 0; +} + +/** + * intel_plane_atomic_set_property - set plane property value + * @plane: plane to set property for + * @state: state to update property value in + * @property: property to set + * @val: value to set property to + * + * Writes the specified property value for a plane into the provided atomic + * state object. + * + * Returns 0 on success, -EINVAL on unrecognized properties + */ +int +intel_plane_atomic_set_property(struct drm_plane *plane, + struct drm_plane_state *state, + struct drm_property *property, + uint64_t val) +{ + struct drm_mode_config *config = &plane->dev->mode_config; + struct intel_plane_state *intel_state = to_intel_plane_state(state); + + if (property == config->rotation_property) { + intel_state->rotation = val; + } else { + DRM_DEBUG_KMS("Unknown plane property '%s'\n", property->name); + return -EINVAL; + } + + return 0; +} diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 24787d9..7db18d16 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -11974,6 +11974,8 @@ const struct drm_plane_funcs intel_plane_funcs = { .disable_plane = drm_plane_helper_disable, .destroy = intel_plane_destroy, .set_property = intel_plane_set_property, + .atomic_get_property = intel_plane_atomic_get_property, + .atomic_set_property = intel_plane_atomic_set_property, .atomic_duplicate_state = intel_plane_duplicate_state, .atomic_destroy_state = intel_plane_destroy_state, diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 2133fd1..97c3ace 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -963,6 +963,14 @@ int intel_prepare_plane_fb(struct drm_plane *plane, struct drm_framebuffer *fb); void intel_cleanup_plane_fb(struct drm_plane *plane, struct drm_framebuffer *fb); +int intel_plane_atomic_get_property(struct drm_plane *plane, + const struct drm_plane_state *state, + struct drm_property *property, + uint64_t *val); +int intel_plane_atomic_set_property(struct drm_plane *plane, + struct drm_plane_state *state, + struct drm_property *property, + uint64_t val); /* shared dpll functions */ struct intel_shared_dpll *intel_crtc_to_shared_dpll(struct intel_crtc *crtc);