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OMAPDSS: hdmi_wp: Add function for getting audio dma address

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The audio dma port is found in the hdmi_wp physical address space.

Signed-off-by: Jyri Sarha <jsarha@ti.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
This commit is contained in:
Jyri Sarha 2014-05-23 16:13:57 +03:00 committed by Tomi Valkeinen
parent a42808c747
commit 58652163f6
2 changed files with 8 additions and 0 deletions
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2
drivers/video/fbdev/omap2/dss/hdmi.h
View file

@ -232,6 +232,7 @@ struct hdmi_core_audio_config {
struct hdmi_wp_data {
void __iomem *base;
phys_addr_t phys_base;
};
struct hdmi_pll_data {
@ -301,6 +302,7 @@ 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_audio_dma_addr(struct hdmi_wp_data *wp);
/* HDMI PLL funcs */
void hdmi_pll_dump(struct hdmi_pll_data *pll, struct seq_file *s);

6
drivers/video/fbdev/omap2/dss/hdmi_wp.c
View file

@ -249,6 +249,7 @@ int hdmi_wp_init(struct platform_device *pdev, struct hdmi_wp_data *wp)
DSSERR("can't get WP mem resource\n");
return -EINVAL;
}
wp->phys_base = res->start;
wp->base = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(wp->base)) {
@ -258,3 +259,8 @@ int hdmi_wp_init(struct platform_device *pdev, struct hdmi_wp_data *wp)
return 0;
}
phys_addr_t hdmi_wp_get_audio_dma_addr(struct hdmi_wp_data *wp)
{
return wp->phys_base + HDMI_WP_AUDIO_DATA;
}