[04/13] OMAPDSS: hdmi_wp: Add function for getting hdmi_wp physical base address

Commit Message

Jyri Sarha May 23, 2014, 7:07 p.m. UTC

The hdmi_wp physical base address is needed for hdmi audio dma.

Signed-off-by: Jyri Sarha <[e-mail]>
---
 drivers/video/fbdev/omap2/dss/hdmi.h    |    2 ++
 drivers/video/fbdev/omap2/dss/hdmi_wp.c |    6 ++++++
 2 files changed, 8 insertions(+)

Patch

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;
+}