From mboxrd@z Thu Jan 1 00:00:00 1970 From: moinejf@free.fr (Jean-Francois Moine) Date: Thu, 9 Jan 2014 12:04:28 +0100 Subject: [PATCH v2 14/28] drm/i2c: tda998x: get a better status of the connexion Message-ID: <20140109120428.1ea7ec3a@armhf> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org This patch refines the connexion status testing both bits RXSENS and HPD of the CEC register giving the connexion level. Signed-off-by: Jean-Francois Moine --- drivers/gpu/drm/i2c/tda998x_drv.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i2c/tda998x_drv.c b/drivers/gpu/drm/i2c/tda998x_drv.c index 2187d63..0cae820 100644 --- a/drivers/gpu/drm/i2c/tda998x_drv.c +++ b/drivers/gpu/drm/i2c/tda998x_drv.c @@ -1009,7 +1009,9 @@ tda998x_encoder_detect(struct drm_encoder *encoder, struct tda998x_priv *priv = to_tda998x_priv(encoder); uint8_t val = cec_read(priv, REG_CEC_RXSHPDLEV); - return (val & CEC_RXSHPDLEV_HPD) ? connector_status_connected : + return (val & (CEC_RXSHPDLEV_RXSENS | CEC_RXSHPDLEV_HPD)) == + (CEC_RXSHPDLEV_RXSENS | CEC_RXSHPDLEV_HPD) ? + connector_status_connected : connector_status_disconnected; } -- Ken ar c'henta? | ** Breizh ha Linux atav! ** Jef | http://moinejf.free.fr/ From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jean-Francois Moine Subject: [PATCH v2 14/28] drm/i2c: tda998x: get a better status of the connexion Date: Thu, 9 Jan 2014 12:04:28 +0100 Message-ID: <20140109120428.1ea7ec3a@armhf> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from smtp1-g21.free.fr (smtp1-g21.free.fr [212.27.42.1]) by gabe.freedesktop.org (Postfix) with ESMTP id BB7D1FBD27 for ; Thu, 9 Jan 2014 03:11:15 -0800 (PST) List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dri-devel-bounces@lists.freedesktop.org Errors-To: dri-devel-bounces@lists.freedesktop.org To: dri-devel@lists.freedesktop.org Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org List-Id: dri-devel@lists.freedesktop.org VGhpcyBwYXRjaCByZWZpbmVzIHRoZSBjb25uZXhpb24gc3RhdHVzIHRlc3RpbmcgYm90aCBiaXRz IFJYU0VOUyBhbmQKSFBEIG9mIHRoZSBDRUMgcmVnaXN0ZXIgZ2l2aW5nIHRoZSBjb25uZXhpb24g bGV2ZWwuCgpTaWduZWQtb2ZmLWJ5OiBKZWFuLUZyYW5jb2lzIE1vaW5lIDxtb2luZWpmQGZyZWUu ZnI+Ci0tLQogZHJpdmVycy9ncHUvZHJtL2kyYy90ZGE5OTh4X2Rydi5jIHwgNCArKystCiAxIGZp bGUgY2hhbmdlZCwgMyBpbnNlcnRpb25zKCspLCAxIGRlbGV0aW9uKC0pCgpkaWZmIC0tZ2l0IGEv ZHJpdmVycy9ncHUvZHJtL2kyYy90ZGE5OTh4X2Rydi5jIGIvZHJpdmVycy9ncHUvZHJtL2kyYy90 ZGE5OTh4X2Rydi5jCmluZGV4IDIxODdkNjMuLjBjYWU4MjAgMTAwNjQ0Ci0tLSBhL2RyaXZlcnMv Z3B1L2RybS9pMmMvdGRhOTk4eF9kcnYuYworKysgYi9kcml2ZXJzL2dwdS9kcm0vaTJjL3RkYTk5 OHhfZHJ2LmMKQEAgLTEwMDksNyArMTAwOSw5IEBAIHRkYTk5OHhfZW5jb2Rlcl9kZXRlY3Qoc3Ry dWN0IGRybV9lbmNvZGVyICplbmNvZGVyLAogCXN0cnVjdCB0ZGE5OTh4X3ByaXYgKnByaXYgPSB0 b190ZGE5OTh4X3ByaXYoZW5jb2Rlcik7CiAJdWludDhfdCB2YWwgPSBjZWNfcmVhZChwcml2LCBS RUdfQ0VDX1JYU0hQRExFVik7CiAKLQlyZXR1cm4gKHZhbCAmIENFQ19SWFNIUERMRVZfSFBEKSA/ IGNvbm5lY3Rvcl9zdGF0dXNfY29ubmVjdGVkIDoKKwlyZXR1cm4gKHZhbCAmIChDRUNfUlhTSFBE TEVWX1JYU0VOUyB8IENFQ19SWFNIUERMRVZfSFBEKSkgPT0KKwkJCQkoQ0VDX1JYU0hQRExFVl9S WFNFTlMgfCBDRUNfUlhTSFBETEVWX0hQRCkgPworCQkJY29ubmVjdG9yX3N0YXR1c19jb25uZWN0 ZWQgOgogCQkJY29ubmVjdG9yX3N0YXR1c19kaXNjb25uZWN0ZWQ7CiB9CiAKLS0gCktlbiBhciBj J2hlbnRhw7EJfAkgICAgICAqKiBCcmVpemggaGEgTGludXggYXRhdiEgKioKSmVmCQl8CQlodHRw Oi8vbW9pbmVqZi5mcmVlLmZyLwpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fXwpkcmktZGV2ZWwgbWFpbGluZyBsaXN0CmRyaS1kZXZlbEBsaXN0cy5mcmVlZGVz a3RvcC5vcmcKaHR0cDovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2Ry aS1kZXZlbAo= From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756644AbaAILRc (ORCPT ); Thu, 9 Jan 2014 06:17:32 -0500 Received: from smtp1-g21.free.fr ([212.27.42.1]:35869 "EHLO smtp1-g21.free.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752828AbaAILLQ convert rfc822-to-8bit (ORCPT ); Thu, 9 Jan 2014 06:11:16 -0500 Date: Thu, 9 Jan 2014 12:04:28 +0100 From: Jean-Francois Moine To: dri-devel@lists.freedesktop.org Cc: Dave Airlie , Rob Clark , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 14/28] drm/i2c: tda998x: get a better status of the connexion Message-ID: <20140109120428.1ea7ec3a@armhf> X-Mailer: Claws Mail 3.9.3 (GTK+ 2.24.22; arm-unknown-linux-gnueabihf) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch refines the connexion status testing both bits RXSENS and HPD of the CEC register giving the connexion level. Signed-off-by: Jean-Francois Moine --- drivers/gpu/drm/i2c/tda998x_drv.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i2c/tda998x_drv.c b/drivers/gpu/drm/i2c/tda998x_drv.c index 2187d63..0cae820 100644 --- a/drivers/gpu/drm/i2c/tda998x_drv.c +++ b/drivers/gpu/drm/i2c/tda998x_drv.c @@ -1009,7 +1009,9 @@ tda998x_encoder_detect(struct drm_encoder *encoder, struct tda998x_priv *priv = to_tda998x_priv(encoder); uint8_t val = cec_read(priv, REG_CEC_RXSHPDLEV); - return (val & CEC_RXSHPDLEV_HPD) ? connector_status_connected : + return (val & (CEC_RXSHPDLEV_RXSENS | CEC_RXSHPDLEV_HPD)) == + (CEC_RXSHPDLEV_RXSENS | CEC_RXSHPDLEV_HPD) ? + connector_status_connected : connector_status_disconnected; } -- Ken ar c'hentañ | ** Breizh ha Linux atav! ** Jef | http://moinejf.free.fr/