[PATCH 04/13] OMAPDSS: hdmi_wp: Add function for getting hdmi_wp physical base address
From: Jyri Sarha <hidden>
Date: 2014-05-23 19:07:53
Also in:
alsa-devel, linux-devicetree, linux-omap
Subsystem:
framebuffer layer, omap display subsystem and framebuffer support (dss2), the rest · Maintainers:
Helge Deller, Linus Torvalds
The hdmi_wp physical base address is needed for hdmi audio dma. Signed-off-by: Jyri Sarha <redacted> --- drivers/video/fbdev/omap2/dss/hdmi.h | 2 ++ drivers/video/fbdev/omap2/dss/hdmi_wp.c | 6 ++++++ 2 files changed, 8 insertions(+)
diff --git a/drivers/video/fbdev/omap2/dss/hdmi.h b/drivers/video/fbdev/omap2/dss/hdmi.h
index fbee078..f644bc8 100644
--- a/drivers/video/fbdev/omap2/dss/hdmi.h
+++ b/drivers/video/fbdev/omap2/dss/hdmi.h@@ -341,6 +341,7 @@ struct hdmi_core_infoframe_avi { struct hdmi_wp_data { void __iomem *base; + phys_addr_t phys_base; }; struct hdmi_pll_data {
@@ -410,6 +411,7 @@ void hdmi_wp_video_config_timing(struct hdmi_wp_data *wp, void hdmi_wp_init_vid_fmt_timings(struct hdmi_video_format *video_fmt, struct omap_video_timings *timings, struct hdmi_config *param); int hdmi_wp_init(struct platform_device *pdev, struct hdmi_wp_data *wp); +phys_addr_t hdmi_wp_get_phys_addr(struct hdmi_wp_data *wp); /* HDMI PLL funcs */ int hdmi_pll_enable(struct hdmi_pll_data *pll, struct hdmi_wp_data *wp);
diff --git a/drivers/video/fbdev/omap2/dss/hdmi_wp.c b/drivers/video/fbdev/omap2/dss/hdmi_wp.c
index a16a190..bee6df3 100644
--- a/drivers/video/fbdev/omap2/dss/hdmi_wp.c
+++ b/drivers/video/fbdev/omap2/dss/hdmi_wp.c@@ -264,6 +264,7 @@ int hdmi_wp_init(struct platform_device *pdev, struct hdmi_wp_data *wp) temp_res.end = temp_res.start + WP_SIZE - 1; res = &temp_res; } + wp->phys_base = res->start; wp->base = devm_ioremap(&pdev->dev, res->start, resource_size(res)); if (!wp->base) {
@@ -273,3 +274,8 @@ int hdmi_wp_init(struct platform_device *pdev, struct hdmi_wp_data *wp) return 0; } + +phys_addr_t hdmi_wp_get_phys_addr(struct hdmi_wp_data *wp) +{ + return wp->phys_base; +}
--
1.7.9.5