diff options
Diffstat (limited to 'recipes/kexecboot/linux-kexecboot-2.6.29/dss2/0036-DSS2-Added-support-for-setting-and-querying-alpha-b.patch')
| -rw-r--r-- | recipes/kexecboot/linux-kexecboot-2.6.29/dss2/0036-DSS2-Added-support-for-setting-and-querying-alpha-b.patch | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/recipes/kexecboot/linux-kexecboot-2.6.29/dss2/0036-DSS2-Added-support-for-setting-and-querying-alpha-b.patch b/recipes/kexecboot/linux-kexecboot-2.6.29/dss2/0036-DSS2-Added-support-for-setting-and-querying-alpha-b.patch new file mode 100644 index 0000000000..ace5079234 --- /dev/null +++ b/recipes/kexecboot/linux-kexecboot-2.6.29/dss2/0036-DSS2-Added-support-for-setting-and-querying-alpha-b.patch @@ -0,0 +1,118 @@ +From 6c56dc10226c84f41917ac2117b0e654fa080d40 Mon Sep 17 00:00:00 2001 +From: Hardik Shah <hardik.shah@ti.com> +Date: Thu, 16 Apr 2009 19:00:11 +0530 +Subject: [PATCH 36/69] DSS2: Added support for setting and querying alpha blending. + +Signed-off-by: Hardik Shah <hardik.shah@ti.com> +--- + arch/arm/plat-omap/include/mach/display.h | 3 +++ + drivers/video/omap2/dss/dispc.c | 26 ++++++++++++++++++++++++++ + drivers/video/omap2/dss/dss.h | 2 ++ + drivers/video/omap2/dss/manager.c | 14 ++++++++++++++ + 4 files changed, 45 insertions(+), 0 deletions(-) + +diff --git a/arch/arm/plat-omap/include/mach/display.h b/arch/arm/plat-omap/include/mach/display.h +index 073cdda..e1f615a 100644 +--- a/arch/arm/plat-omap/include/mach/display.h ++++ b/arch/arm/plat-omap/include/mach/display.h +@@ -415,11 +415,14 @@ struct omap_overlay_manager { + + void (*set_default_color)(struct omap_overlay_manager *mgr, u32 color); + u32 (*get_default_color)(struct omap_overlay_manager *mgr); ++ bool (*get_alpha_blending_status)(struct omap_overlay_manager *mgr); + void (*set_trans_key)(struct omap_overlay_manager *mgr, + enum omap_dss_color_key_type type, + u32 trans_key); + void (*enable_trans_key)(struct omap_overlay_manager *mgr, + bool enable); ++ void (*enable_alpha_blending)(struct omap_overlay_manager *mgr, ++ bool enable); + }; + + enum omap_display_caps { +diff --git a/drivers/video/omap2/dss/dispc.c b/drivers/video/omap2/dss/dispc.c +index b631dd8..7e551c2 100644 +--- a/drivers/video/omap2/dss/dispc.c ++++ b/drivers/video/omap2/dss/dispc.c +@@ -1847,6 +1847,32 @@ void dispc_enable_trans_key(enum omap_channel ch, bool enable) + REG_FLD_MOD(DISPC_CONFIG, enable, 12, 12); + enable_clocks(0); + } ++void dispc_enable_alpha_blending(enum omap_channel ch, bool enable) ++{ ++ enable_clocks(1); ++ if (ch == OMAP_DSS_CHANNEL_LCD) ++ REG_FLD_MOD(DISPC_CONFIG, enable, 18, 18); ++ else /* OMAP_DSS_CHANNEL_DIGIT */ ++ REG_FLD_MOD(DISPC_CONFIG, enable, 19, 19); ++ enable_clocks(0); ++} ++bool dispc_alpha_blending_enabled(enum omap_channel ch) ++{ ++ bool enabled; ++ ++ enable_clocks(1); ++ if (ch == OMAP_DSS_CHANNEL_LCD) ++ enabled = REG_GET(DISPC_CONFIG, 18, 18); ++ else if (ch == OMAP_DSS_CHANNEL_DIGIT) ++ enabled = REG_GET(DISPC_CONFIG, 18, 18); ++ else ++ BUG(); ++ enable_clocks(0); ++ ++ return enabled; ++ ++} ++ + + bool dispc_trans_key_enabled(enum omap_channel ch) + { +diff --git a/drivers/video/omap2/dss/dss.h b/drivers/video/omap2/dss/dss.h +index 584dce6..1d01ff6 100644 +--- a/drivers/video/omap2/dss/dss.h ++++ b/drivers/video/omap2/dss/dss.h +@@ -294,7 +294,9 @@ void dispc_get_trans_key(enum omap_channel ch, + enum omap_dss_color_key_type *type, + u32 *trans_key); + void dispc_enable_trans_key(enum omap_channel ch, bool enable); ++void dispc_enable_alpha_blending(enum omap_channel ch, bool enable); + bool dispc_trans_key_enabled(enum omap_channel ch); ++bool dispc_alpha_blending_enabled(enum omap_channel ch); + + void dispc_set_lcd_timings(struct omap_video_timings *timings); + unsigned long dispc_fclk_rate(void); +diff --git a/drivers/video/omap2/dss/manager.c b/drivers/video/omap2/dss/manager.c +index 12cf7b0..90acd28 100644 +--- a/drivers/video/omap2/dss/manager.c ++++ b/drivers/video/omap2/dss/manager.c +@@ -468,6 +468,16 @@ static void omap_dss_mgr_enable_trans_key(struct omap_overlay_manager *mgr, + { + dispc_enable_trans_key(mgr->id, enable); + } ++static void omap_dss_mgr_enable_alpha_blending(struct omap_overlay_manager *mgr, ++ bool enable) ++{ ++ dispc_enable_alpha_blending(mgr->id, enable); ++} ++static bool omap_dss_mgr_get_alpha_blending_status( ++ struct omap_overlay_manager *mgr) ++{ ++ return dispc_alpha_blending_enabled(mgr->id); ++} + static u32 omap_dss_mgr_get_default_color(struct omap_overlay_manager *mgr) + { + return dispc_get_default_color(mgr->id); +@@ -514,6 +524,10 @@ int dss_init_overlay_managers(struct platform_device *pdev) + mgr->set_default_color = &omap_dss_mgr_set_def_color, + mgr->set_trans_key = &omap_dss_mgr_set_trans_key, + mgr->enable_trans_key = &omap_dss_mgr_enable_trans_key, ++ mgr->enable_alpha_blending = ++ &omap_dss_mgr_enable_alpha_blending; ++ mgr->get_alpha_blending_status = ++ omap_dss_mgr_get_alpha_blending_status; + mgr->get_default_color = &omap_dss_mgr_get_default_color; + mgr->caps = OMAP_DSS_OVL_MGR_CAP_DISPC, + +-- +1.6.2.4 + |