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bh=8Y86zsB51YRxIrGPaBaJ0OMrK6jcKF47UHG43z60HUs=; b=C90xHP4qVTT/BJOHnMY/0TxoR97eilhWmkTaZRXWVoqdZq5nqbnQ6Ith3AE9eHBvFGTuAY kHDmskH8dp+++7NdgfoTljjBHamRtdV+iIoo442daGEwfmFXQ0ZN5xjwhJEulCYpeu7ugY +46noDpZ/tLWQvauSJ4nxngHMzqKnjI= X-MC-Unique: 6AhkGRkrP32wLC_Dwu1F7g-1 From: marcandre.lureau@redhat.com To: qemu-devel@nongnu.org Subject: [PATCH v3 1/6] edid: fix physical display size computation Date: Sun, 27 Sep 2020 18:57:46 +0400 Message-Id: <20200927145751.365446-2-marcandre.lureau@redhat.com> In-Reply-To: <20200927145751.365446-1-marcandre.lureau@redhat.com> References: <20200927145751.365446-1-marcandre.lureau@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=marcandre.lureau@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=216.205.24.124; envelope-from=marcandre.lureau@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/09/27 10:58:22 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -36 X-Spam_score: -3.7 X-Spam_bar: --- X-Spam_report: (-3.7 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.576, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H5=-1, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: spice-devel@lists.freedesktop.org, Gerd Hoffmann , =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , "Michael S. Tsirkin" Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) From: Marc-Andr=C3=A9 Lureau Divide the resolution by the DPI, and multiply to mm. Note the computation done for edid[21/22] is correct (in cm). Signed-off-by: Marc-Andr=C3=A9 Lureau --- hw/display/edid-generate.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/hw/display/edid-generate.c b/hw/display/edid-generate.c index e58472fde5..618c74e1df 100644 --- a/hw/display/edid-generate.c +++ b/hw/display/edid-generate.c @@ -208,8 +208,8 @@ static void edid_desc_timing(uint8_t *desc, uint32_t dpi) { /* physical display size */ - uint32_t xmm =3D xres * dpi / 254; - uint32_t ymm =3D yres * dpi / 254; + uint32_t xmm =3D xres * 254 / 10 / dpi; + uint32_t ymm =3D yres * 254 / 10 / dpi; =20 /* pull some realistic looking timings out of thin air */ uint32_t xfront =3D xres * 25 / 100; --=20 2.26.2