From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:41499) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1e1v8K-0001jW-NH for qemu-devel@nongnu.org; Tue, 10 Oct 2017 10:03:48 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1e1v8G-00047Y-Pe for qemu-devel@nongnu.org; Tue, 10 Oct 2017 10:03:44 -0400 Received: from mx1.redhat.com ([209.132.183.28]:6055) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1e1v8G-00047A-Kn for qemu-devel@nongnu.org; Tue, 10 Oct 2017 10:03:40 -0400 From: Gerd Hoffmann Date: Tue, 10 Oct 2017 16:03:31 +0200 Message-Id: <20171010140334.8231-4-kraxel@redhat.com> In-Reply-To: <20171010140334.8231-1-kraxel@redhat.com> References: <20171010140334.8231-1-kraxel@redhat.com> Subject: [Qemu-devel] [RfC PATCH 3/6] ui/pixman: add qemu_drm_format_to_pixman() List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Alex Williamson , Tina Zhang , intel-gvt-dev@lists.freedesktop.org, Gerd Hoffmann Map drm fourcc codes to pixman formats. Signed-off-by: Gerd Hoffmann --- include/ui/qemu-pixman.h | 1 + ui/qemu-pixman.c | 20 ++++++++++++++++++++ 2 files changed, 21 insertions(+) diff --git a/include/ui/qemu-pixman.h b/include/ui/qemu-pixman.h index 4a67e01232..75661db080 100644 --- a/include/ui/qemu-pixman.h +++ b/include/ui/qemu-pixman.h @@ -51,6 +51,7 @@ PixelFormat qemu_pixelformat_from_pixman(pixman_format_code_t format); pixman_format_code_t qemu_default_pixman_format(int bpp, bool native_endian); +pixman_format_code_t qemu_drm_format_to_pixman(uint32_t drm_format); int qemu_pixman_get_type(int rshift, int gshift, int bshift); pixman_format_code_t qemu_pixman_get_format(PixelFormat *pf); bool qemu_pixman_check_format(DisplayChangeListener *dcl, diff --git a/ui/qemu-pixman.c b/ui/qemu-pixman.c index 6e591ab821..2c389ad323 100644 --- a/ui/qemu-pixman.c +++ b/ui/qemu-pixman.c @@ -6,6 +6,7 @@ #include "qemu/osdep.h" #include "qemu-common.h" #include "ui/console.h" +#include "standard-headers/drm/drm_fourcc.h" PixelFormat qemu_pixelformat_from_pixman(pixman_format_code_t format) { @@ -88,6 +89,25 @@ pixman_format_code_t qemu_default_pixman_format(int bpp, bool native_endian) return 0; } +/* Note: drm is little endian, pixman is native endian */ +pixman_format_code_t qemu_drm_format_to_pixman(uint32_t drm_format) +{ + static const struct { + uint32_t drm_format; + pixman_format_code_t pixman; + } map[] = { + { DRM_FORMAT_XRGB8888, PIXMAN_LE_x8r8g8b8 } + }; + int i; + + for (i = 0; i < ARRAY_SIZE(map); i++) { + if (drm_format == map[i].drm_format) { + return map[i].pixman; + } + } + return 0; +} + int qemu_pixman_get_type(int rshift, int gshift, int bshift) { int type = PIXMAN_TYPE_OTHER; -- 2.9.3