From mboxrd@z Thu Jan 1 00:00:00 1970 From: Archit Taneja Date: Thu, 16 Aug 2012 07:48:34 +0000 Subject: [PATCH 6/6] OMAPDSS: VENC: Maintian copy of video output polarity in private data Message-Id: <1345102594-6222-7-git-send-email-archit@ti.com> List-Id: References: <343817088-29645-1-git-send-email-archit@ti.com> <1345102594-6222-1-git-send-email-archit@ti.com> In-Reply-To: <1345102594-6222-1-git-send-email-archit@ti.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: tomi.valkeinen@ti.com Cc: linux-omap@vger.kernel.org, linux-fbdev@vger.kernel.org, Archit Taneja The VENC driver currently relies on the omap_dss_device struct to configure the video output polarity. This makes the VENC interface driver dependent on the omap_dss_device struct. Make the VENC driver data maintain it's own polarity field. A panel driver is expected to call omapdss_venc_set_vid_out_polarity() before enabling the interface. Signed-off-by: Archit Taneja --- drivers/video/omap2/dss/dss.h | 2 ++ drivers/video/omap2/dss/venc.c | 13 ++++++++++++- drivers/video/omap2/dss/venc_panel.c | 6 ++++++ 3 files changed, 20 insertions(+), 1 deletion(-) diff --git a/drivers/video/omap2/dss/dss.h b/drivers/video/omap2/dss/dss.h index c17d298..b2cf5530 100644 --- a/drivers/video/omap2/dss/dss.h +++ b/drivers/video/omap2/dss/dss.h @@ -479,6 +479,8 @@ u32 omapdss_venc_get_wss(struct omap_dss_device *dssdev); int omapdss_venc_set_wss(struct omap_dss_device *dssdev, u32 wss); void omapdss_venc_set_type(struct omap_dss_device *dssdev, enum omap_dss_venc_type type); +void omapdss_venc_set_vid_out_polarity(struct omap_dss_device *dssdev, + enum omap_dss_signal_level vid_out_pol); int venc_panel_init(void); void venc_panel_exit(void); diff --git a/drivers/video/omap2/dss/venc.c b/drivers/video/omap2/dss/venc.c index 2d90fcf..8cb372f 100644 --- a/drivers/video/omap2/dss/venc.c +++ b/drivers/video/omap2/dss/venc.c @@ -303,6 +303,7 @@ static struct { struct omap_video_timings timings; enum omap_dss_venc_type type; + enum omap_dss_signal_level vid_out_pol; } venc; static inline void venc_write_reg(int idx, u32 val) @@ -447,7 +448,7 @@ static int venc_power_on(struct omap_dss_device *dssdev) else /* S-Video */ l |= (1 << 0) | (1 << 2); - if (dssdev->phy.venc.invert_polarity = false) + if (venc.vid_out_pol = OMAPDSS_SIG_ACTIVE_HIGH) l |= 1 << 3; venc_write_reg(VENC_OUTPUT_CONTROL, l); @@ -639,6 +640,16 @@ void omapdss_venc_set_type(struct omap_dss_device *dssdev, mutex_unlock(&venc.venc_lock); } +void omapdss_venc_set_vid_out_polarity(struct omap_dss_device *dssdev, + enum omap_dss_signal_level vid_out_pol) +{ + mutex_lock(&venc.venc_lock); + + venc.vid_out_pol = vid_out_pol; + + mutex_unlock(&venc.venc_lock); +} + static int __init venc_init_display(struct omap_dss_device *dssdev) { DSSDBG("init_display\n"); diff --git a/drivers/video/omap2/dss/venc_panel.c b/drivers/video/omap2/dss/venc_panel.c index ef21361..a8117d0 100644 --- a/drivers/video/omap2/dss/venc_panel.c +++ b/drivers/video/omap2/dss/venc_panel.c @@ -118,6 +118,7 @@ static void venc_panel_remove(struct omap_dss_device *dssdev) static int venc_panel_enable(struct omap_dss_device *dssdev) { int r; + enum omap_dss_signal_level vid_out_pol; dev_dbg(&dssdev->dev, "venc_panel_enable\n"); @@ -131,6 +132,11 @@ static int venc_panel_enable(struct omap_dss_device *dssdev) omapdss_venc_set_timings(dssdev, &dssdev->panel.timings); omapdss_venc_set_type(dssdev, dssdev->phy.venc.type); + vid_out_pol = dssdev->phy.venc.invert_polarity ? + OMAPDSS_SIG_ACTIVE_LOW : OMAPDSS_SIG_ACTIVE_HIGH; + + omapdss_venc_set_vid_out_polarity(dssdev, vid_out_pol); + r = omapdss_venc_display_enable(dssdev); if (r) goto err; -- 1.7.9.5