From 6e883324b2ef9971ec208da2bf2f49268c36f2bb Mon Sep 17 00:00:00 2001 From: Archit Taneja Date: Mon, 13 Aug 2012 22:23:29 +0530 Subject: [PATCH] OMAPDSS: RFBI: Maitain copy of rfbi timings in driver data The RFBI driver currently relies on the omap_dss_device struct to receive the rfbi specific timings requested by the panel driver. This makes the RFBI interface driver dependent on the omap_dss_device struct. Make the RFBI driver data maintain it's own rfbi specific timings field. The panel driver is expected to call omapdss_rfbi_set_interface_timings() to configure the rfbi timings before the interface is enabled. Signed-off-by: Archit Taneja --- drivers/video/omap2/displays/panel-n8x0.c | 1 + drivers/video/omap2/dss/rfbi.c | 12 +++++++++--- include/video/omapdss.h | 2 ++ 3 files changed, 12 insertions(+), 3 deletions(-) diff --git a/drivers/video/omap2/displays/panel-n8x0.c b/drivers/video/omap2/displays/panel-n8x0.c index 3ffd987ad8b..17ae85e0033 100644 --- a/drivers/video/omap2/displays/panel-n8x0.c +++ b/drivers/video/omap2/displays/panel-n8x0.c @@ -307,6 +307,7 @@ static int n8x0_panel_power_on(struct omap_dss_device *dssdev) dssdev->panel.timings.y_res); omapdss_rfbi_set_pixel_size(dssdev, dssdev->ctrl.pixel_size); omapdss_rfbi_set_data_lines(dssdev, dssdev->phy.rfbi.data_lines); + omapdss_rfbi_set_interface_timings(dssdev, &dssdev->ctrl.rfbi_timings); r = omapdss_rfbi_display_enable(dssdev); if (r) diff --git a/drivers/video/omap2/dss/rfbi.c b/drivers/video/omap2/dss/rfbi.c index 698d5b92f8e..5a9c0e9d871 100644 --- a/drivers/video/omap2/dss/rfbi.c +++ b/drivers/video/omap2/dss/rfbi.c @@ -115,6 +115,7 @@ static struct { struct omap_video_timings timings; int pixel_size; int data_lines; + struct rfbi_timings intf_timings; } rfbi; static inline void rfbi_write_reg(const struct rfbi_reg idx, u32 val) @@ -799,6 +800,13 @@ void omapdss_rfbi_set_data_lines(struct omap_dss_device *dssdev, int data_lines) } EXPORT_SYMBOL(omapdss_rfbi_set_data_lines); +void omapdss_rfbi_set_interface_timings(struct omap_dss_device *dssdev, + struct rfbi_timings *timings) +{ + rfbi.intf_timings = *timings; +} +EXPORT_SYMBOL(omapdss_rfbi_set_interface_timings); + static void rfbi_dump_regs(struct seq_file *s) { #define DUMPREG(r) seq_printf(s, "%-35s %08x\n", #r, rfbi_read_reg(r)) @@ -907,9 +915,7 @@ int omapdss_rfbi_display_enable(struct omap_dss_device *dssdev) rfbi_configure(dssdev->phy.rfbi.channel, rfbi.pixel_size, rfbi.data_lines); - rfbi_set_timings(dssdev->phy.rfbi.channel, - &dssdev->ctrl.rfbi_timings); - + rfbi_set_timings(dssdev->phy.rfbi.channel, &rfbi.intf_timings); return 0; err1: diff --git a/include/video/omapdss.h b/include/video/omapdss.h index bf6d16b405a..b868123e6cf 100644 --- a/include/video/omapdss.h +++ b/include/video/omapdss.h @@ -765,5 +765,7 @@ void omapdss_rfbi_set_pixel_size(struct omap_dss_device *dssdev, int pixel_size); void omapdss_rfbi_set_data_lines(struct omap_dss_device *dssdev, int data_lines); +void omapdss_rfbi_set_interface_timings(struct omap_dss_device *dssdev, + struct rfbi_timings *timings); #endif -- 2.41.0