Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751926AbaBKLCV (ORCPT ); Tue, 11 Feb 2014 06:02:21 -0500 Received: from mga09.intel.com ([134.134.136.24]:27638 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751415AbaBKLCU (ORCPT ); Tue, 11 Feb 2014 06:02:20 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.95,825,1384329600"; d="scan'208";a="473330323" Message-ID: <1392116552.28501.10.camel@sagar-desktop> Subject: Re: [PATCH v2 02/11] drm: Add support_bits parameter to drm_property_create_bitmask() From: Sagar Arun Kamble To: ville.syrjala@linux.intel.com Cc: intel-gfx@lists.freedesktop.org, linux-kernel@vger.kernel.org, Greg Kroah-Hartman , David Airlie , Tomi Valkeinen , Rob Clark , dri-devel@lists.freedesktop.org Date: Tue, 11 Feb 2014 16:32:32 +0530 In-Reply-To: <1392041145-5691-1-git-send-email-ville.syrjala@linux.intel.com> References: <20140210134311.GL3891@intel.com> <1392041145-5691-1-git-send-email-ville.syrjala@linux.intel.com> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.6.4-0ubuntu1 Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Reviewed-by: Sagar Kamble Tested-by: Sagar Kamble On Mon, 2014-02-10 at 16:05 +0200, ville.syrjala@linux.intel.com wrote: > From: Ville Syrjälä > > Make drm_property_create_bitmask() a bit more generic by allowing the > caller to specify which bits are in fact supported. This allows multiple > callers to use the same enum list, but still create different versions > of the same property with different list of supported bits. > > v2: Populate values[] array as non-sparse > Make supported_bits 64bit > Fix up omapdrm call site (Rob) > > Cc: Tomi Valkeinen > Cc: Rob Clark > Cc: Sagar Kamble > Cc: dri-devel@lists.freedesktop.org > Signed-off-by: Ville Syrjälä > --- > This should also make my original "drm: Add drm_mode_create_rotation_property()" > patch do the right thing. So patch 03/11 of the series needs to be replaced with the > original. > > drivers/gpu/drm/drm_crtc.c | 18 ++++++++++++++---- > drivers/gpu/drm/omapdrm/omap_plane.c | 5 ++++- > include/drm/drm_crtc.h | 3 ++- > 3 files changed, 20 insertions(+), 6 deletions(-) > > diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c > index 3b7d32d..6e099069 100644 > --- a/drivers/gpu/drm/drm_crtc.c > +++ b/drivers/gpu/drm/drm_crtc.c > @@ -2906,10 +2906,12 @@ EXPORT_SYMBOL(drm_property_create_enum); > struct drm_property *drm_property_create_bitmask(struct drm_device *dev, > int flags, const char *name, > const struct drm_prop_enum_list *props, > - int num_values) > + int num_props, > + uint64_t supported_bits) > { > struct drm_property *property; > - int i, ret; > + int i, ret, index = 0; > + int num_values = hweight64(supported_bits); > > flags |= DRM_MODE_PROP_BITMASK; > > @@ -2917,8 +2919,16 @@ struct drm_property *drm_property_create_bitmask(struct drm_device *dev, > if (!property) > return NULL; > > - for (i = 0; i < num_values; i++) { > - ret = drm_property_add_enum(property, i, > + for (i = 0; i < num_props; i++) { > + if (!(supported_bits & (1ULL << props[i].type))) > + continue; > + > + if (WARN_ON(index >= num_values)) { > + drm_property_destroy(dev, property); > + return NULL; > + } > + > + ret = drm_property_add_enum(property, index++, > props[i].type, > props[i].name); > if (ret) { > diff --git a/drivers/gpu/drm/omapdrm/omap_plane.c b/drivers/gpu/drm/omapdrm/omap_plane.c > index 046d5e6..0d97650 100644 > --- a/drivers/gpu/drm/omapdrm/omap_plane.c > +++ b/drivers/gpu/drm/omapdrm/omap_plane.c > @@ -309,7 +309,10 @@ void omap_plane_install_properties(struct drm_plane *plane, > { DRM_REFLECT_Y, "reflect-y" }, > }; > prop = drm_property_create_bitmask(dev, 0, "rotation", > - props, ARRAY_SIZE(props)); > + props, ARRAY_SIZE(props), > + BIT(DRM_ROTATE_0) | BIT(DRM_ROTATE_90) | > + BIT(DRM_ROTATE_180) | BIT(DRM_ROTATE_270) | > + BIT(DRM_REFLECT_X) | BIT(DRM_REFLECT_Y)); > if (prop == NULL) > return; > priv->rotation_prop = prop; > diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h > index d5c46c1..4e6d2aa 100644 > --- a/include/drm/drm_crtc.h > +++ b/include/drm/drm_crtc.h > @@ -1070,7 +1070,8 @@ extern struct drm_property *drm_property_create_enum(struct drm_device *dev, int > struct drm_property *drm_property_create_bitmask(struct drm_device *dev, > int flags, const char *name, > const struct drm_prop_enum_list *props, > - int num_values); > + int num_props, > + uint64_t supported_bits); > struct drm_property *drm_property_create_range(struct drm_device *dev, int flags, > const char *name, > uint64_t min, uint64_t max); -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/