From mboxrd@z Thu Jan 1 00:00:00 1970 From: Archit Taneja Date: Thu, 09 Aug 2012 11:56:48 +0000 Subject: [PATCH v2 12/13] OMAPDSS: VENC: Maintain our own timings field in driver data Message-Id: <1344512989-4071-13-git-send-email-archit@ti.com> List-Id: References: <1343817088-29645-1-git-send-email-archit@ti.com> <1344512989-4071-1-git-send-email-archit@ti.com> In-Reply-To: <1344512989-4071-1-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-fbdev@vger.kernel.org, linux-omap@vger.kernel.org, Archit Taneja The VENC driver currently relies on the timings in omap_dss_device struct to configure the DISPC and VENC blocks accordingly. This makes the VENC interface driver dependent on the omap_dss_device struct. Make the VENC driver data maintain it's own timings field. The panel driver is expected to call omapdss_venc_set_timings() to set these timings before the panel is enabled. Make the VENC panel driver configure the new timings is the omap_dss_device struct(dssdev->panel.timings). The VENC driver is responsible for maintaining only it's own copy of timings. Signed-off-by: Archit Taneja --- drivers/video/omap2/dss/venc.c | 12 +++++++----- drivers/video/omap2/dss/venc_panel.c | 1 + 2 files changed, 8 insertions(+), 5 deletions(-) diff --git a/drivers/video/omap2/dss/venc.c b/drivers/video/omap2/dss/venc.c index ffca542..d96025e 100644 --- a/drivers/video/omap2/dss/venc.c +++ b/drivers/video/omap2/dss/venc.c @@ -300,6 +300,8 @@ static struct { struct regulator *vdda_dac_reg; struct clk *tv_dac_clk; + + struct omap_video_timings timings; } venc; static inline void venc_write_reg(int idx, u32 val) @@ -432,7 +434,7 @@ static int venc_power_on(struct omap_dss_device *dssdev) goto err0; venc_reset(); - venc_write_config(venc_timings_to_config(&dssdev->panel.timings)); + venc_write_config(venc_timings_to_config(&venc.timings)); dss_set_venc_output(dssdev->phy.venc.type); dss_set_dac_pwrdn_bgz(1); @@ -449,7 +451,7 @@ static int venc_power_on(struct omap_dss_device *dssdev) venc_write_reg(VENC_OUTPUT_CONTROL, l); - dss_mgr_set_timings(dssdev->manager, &dssdev->panel.timings); + dss_mgr_set_timings(dssdev->manager, &venc.timings); r = regulator_enable(venc.vdda_dac_reg); if (r) @@ -556,10 +558,10 @@ void omapdss_venc_set_timings(struct omap_dss_device *dssdev, mutex_lock(&venc.venc_lock); /* Reset WSS data when the TV standard changes. */ - if (memcmp(&dssdev->panel.timings, timings, sizeof(*timings))) + if (memcmp(&venc.timings, timings, sizeof(*timings))) venc.wss_data = 0; - dssdev->panel.timings = *timings; + venc.timings = *timings; if (dssdev->state = OMAP_DSS_DISPLAY_ACTIVE) { int r; @@ -606,7 +608,7 @@ int omapdss_venc_set_wss(struct omap_dss_device *dssdev, u32 wss) mutex_lock(&venc.venc_lock); - config = venc_timings_to_config(&dssdev->panel.timings); + config = venc_timings_to_config(&venc.timings); /* Invert due to VENC_L21_WC_CTL:INV=1 */ venc.wss_data = (wss ^ 0xfffff) << 8; diff --git a/drivers/video/omap2/dss/venc_panel.c b/drivers/video/omap2/dss/venc_panel.c index 6b31298..350b0d9 100644 --- a/drivers/video/omap2/dss/venc_panel.c +++ b/drivers/video/omap2/dss/venc_panel.c @@ -170,6 +170,7 @@ static void venc_panel_set_timings(struct omap_dss_device *dssdev, mutex_lock(&venc_panel.lock); omapdss_venc_set_timings(dssdev, timings); + dssdev->panel.timings = *timings; mutex_unlock(&venc_panel.lock); } -- 1.7.9.5