Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753170AbaJLUlX (ORCPT ); Sun, 12 Oct 2014 16:41:23 -0400 Received: from mail-wg0-f48.google.com ([74.125.82.48]:34962 "EHLO mail-wg0-f48.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753030AbaJLUlN (ORCPT ); Sun, 12 Oct 2014 16:41:13 -0400 From: "Lad, Prabhakar" To: LMML Cc: LKML , DLOS , "Lad, Prabhakar" Subject: [PATCH 15/15] media: davinci: vpbe: return -ENODATA for *dv_timings/*_std calls Date: Sun, 12 Oct 2014 21:40:45 +0100 Message-Id: <1413146445-7304-16-git-send-email-prabhakar.csengg@gmail.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1413146445-7304-1-git-send-email-prabhakar.csengg@gmail.com> References: <1413146445-7304-1-git-send-email-prabhakar.csengg@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org this patch adds support for returning -ENODATA if the current output doesn't support it. Signed-off-by: Lad, Prabhakar --- drivers/media/platform/davinci/vpbe.c | 18 +++++++++++++++--- 1 file changed, 15 insertions(+), 3 deletions(-) diff --git a/drivers/media/platform/davinci/vpbe.c b/drivers/media/platform/davinci/vpbe.c index 33b9660..49d2de0 100644 --- a/drivers/media/platform/davinci/vpbe.c +++ b/drivers/media/platform/davinci/vpbe.c @@ -341,7 +341,7 @@ static int vpbe_s_dv_timings(struct vpbe_device *vpbe_dev, if (!(cfg->outputs[out_index].output.capabilities & V4L2_OUT_CAP_DV_TIMINGS)) - return -EINVAL; + return -ENODATA; for (i = 0; i < output->num_modes; i++) { if (output->modes[i].timings_type == VPBE_ENC_DV_TIMINGS && @@ -384,6 +384,13 @@ static int vpbe_s_dv_timings(struct vpbe_device *vpbe_dev, static int vpbe_g_dv_timings(struct vpbe_device *vpbe_dev, struct v4l2_dv_timings *dv_timings) { + struct vpbe_config *cfg = vpbe_dev->cfg; + int out_index = vpbe_dev->current_out_index; + + if (!(cfg->outputs[out_index].output.capabilities & + V4L2_OUT_CAP_DV_TIMINGS)) + return -ENODATA; + if (vpbe_dev->current_timings.timings_type & VPBE_ENC_DV_TIMINGS) { *dv_timings = vpbe_dev->current_timings.dv_timings; @@ -409,7 +416,7 @@ static int vpbe_enum_dv_timings(struct vpbe_device *vpbe_dev, int i; if (!(output->output.capabilities & V4L2_OUT_CAP_DV_TIMINGS)) - return -EINVAL; + return -ENODATA; for (i = 0; i < output->num_modes; i++) { if (output->modes[i].timings_type == VPBE_ENC_DV_TIMINGS) { @@ -440,7 +447,7 @@ static int vpbe_s_std(struct vpbe_device *vpbe_dev, v4l2_std_id std_id) if (!(cfg->outputs[out_index].output.capabilities & V4L2_OUT_CAP_STD)) - return -EINVAL; + return -ENODATA; ret = vpbe_get_std_info(vpbe_dev, std_id); if (ret) @@ -473,6 +480,11 @@ static int vpbe_s_std(struct vpbe_device *vpbe_dev, v4l2_std_id std_id) static int vpbe_g_std(struct vpbe_device *vpbe_dev, v4l2_std_id *std_id) { struct vpbe_enc_mode_info *cur_timings = &vpbe_dev->current_timings; + struct vpbe_config *cfg = vpbe_dev->cfg; + int out_index = vpbe_dev->current_out_index; + + if (!(cfg->outputs[out_index].output.capabilities & V4L2_OUT_CAP_STD)) + return -ENODATA; if (cur_timings->timings_type & VPBE_ENC_STD) { *std_id = cur_timings->std_id; -- 1.9.1 -- 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/