[PATCH 05/19] OMAPDSS: Kconfig: Add depencies and help section to OMAP4_DSS_HDMI_AUDIO

Subsystems: framebuffer layer, omap display subsystem and framebuffer support (dss2), the rest

STALE4476d

3 messages, 3 authors, 2014-05-16 · open the first message on its own page

[PATCH 05/19] OMAPDSS: Kconfig: Add depencies and help section to OMAP4_DSS_HDMI_AUDIO

From: Jyri Sarha <hidden>
Date: 2014-05-12 09:12:16

Signed-off-by: Jyri Sarha <redacted>
---
 drivers/video/fbdev/omap2/dss/Kconfig |   10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/drivers/video/fbdev/omap2/dss/Kconfig b/drivers/video/fbdev/omap2/dss/Kconfig
index 8921a7a..ecc2f50 100644
--- a/drivers/video/fbdev/omap2/dss/Kconfig
+++ b/drivers/video/fbdev/omap2/dss/Kconfig
@@ -70,7 +70,15 @@ config OMAP4_DSS_HDMI
 	  HDMI support for OMAP4 based SoCs.
 
 config OMAP4_DSS_HDMI_AUDIO
-	bool
+	bool "HDMI audio support for OMAP4"
+	depends on OMAP4_DSS_HDMI
+	depends on SND_OMAP_SOC=y || OMAP2_DSS = SND_OMAP_SOC
+	default y
+	help
+	  HDMI audio support for OMAP4 based SoCs. Adds integrated
+	  ASoC Digital Audio Interface component driver into OMAPDSS
+	  module. Select SND_SOC_HDMI_CODEC and SND_SIMPLE_CARD with
+	  devicetree description for full HDMI audio support.
 
 config OMAP5_DSS_HDMI
 	bool "HDMI support for OMAP5"
-- 
1.7.9.5

Re: [PATCH 05/19] OMAPDSS: Kconfig: Add depencies and help section to OMAP4_DSS_HDMI_AUDIO

From: Tomi Valkeinen <hidden>
Date: 2014-05-16 10:52:55

Hi,

On 12/05/14 12:12, Jyri Sarha wrote:
quoted hunk
Signed-off-by: Jyri Sarha <redacted>
---
 drivers/video/fbdev/omap2/dss/Kconfig |   10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/drivers/video/fbdev/omap2/dss/Kconfig b/drivers/video/fbdev/omap2/dss/Kconfig
index 8921a7a..ecc2f50 100644
--- a/drivers/video/fbdev/omap2/dss/Kconfig
+++ b/drivers/video/fbdev/omap2/dss/Kconfig
@@ -70,7 +70,15 @@ config OMAP4_DSS_HDMI
 	  HDMI support for OMAP4 based SoCs.
 
 config OMAP4_DSS_HDMI_AUDIO
-	bool
+	bool "HDMI audio support for OMAP4"
+	depends on OMAP4_DSS_HDMI
+	depends on SND_OMAP_SOC=y || OMAP2_DSS = SND_OMAP_SOC
+	default y
+	help
+	  HDMI audio support for OMAP4 based SoCs. Adds integrated
+	  ASoC Digital Audio Interface component driver into OMAPDSS
+	  module. Select SND_SOC_HDMI_CODEC and SND_SIMPLE_CARD with
+	  devicetree description for full HDMI audio support.
What does "for full HDMI audio support" mean? What's the partial support? =)

 Tomi

Re: [PATCH 05/19] OMAPDSS: Kconfig: Add depencies and help section to OMAP4_DSS_HDMI_AUDIO

From: Jyri Sarha <hidden>
Date: 2014-05-16 11:56:48

On 05/16/2014 01:52 PM, Tomi Valkeinen wrote:
Hi,

On 12/05/14 12:12, Jyri Sarha wrote:
quoted
Signed-off-by: Jyri Sarha <redacted>
---
  drivers/video/fbdev/omap2/dss/Kconfig |   10 +++++++++-
  1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/drivers/video/fbdev/omap2/dss/Kconfig b/drivers/video/fbdev/omap2/dss/Kconfig
index 8921a7a..ecc2f50 100644
--- a/drivers/video/fbdev/omap2/dss/Kconfig
+++ b/drivers/video/fbdev/omap2/dss/Kconfig
@@ -70,7 +70,15 @@ config OMAP4_DSS_HDMI
  	  HDMI support for OMAP4 based SoCs.

  config OMAP4_DSS_HDMI_AUDIO
-	bool
+	bool "HDMI audio support for OMAP4"
+	depends on OMAP4_DSS_HDMI
+	depends on SND_OMAP_SOC=y || OMAP2_DSS = SND_OMAP_SOC
+	default y
+	help
+	  HDMI audio support for OMAP4 based SoCs. Adds integrated
+	  ASoC Digital Audio Interface component driver into OMAPDSS
+	  module. Select SND_SOC_HDMI_CODEC and SND_SIMPLE_CARD with
+	  devicetree description for full HDMI audio support.
What does "for full HDMI audio support" mean? What's the partial support? =)
The hdmi driver provides a digital audio interface (DAI) which can be 
used to transmit audio over the HDMI cable. The ASoC DAI component 
driver provides just that functionality. A machine, platform, and (in 
this case a dummy) codec component driver is also needed for a complete 
ALSA device functionality.

Anyway, I look into Mark's suggestion of instantiating all the necessary 
component drivers from the HDMI driver.

Best regards,
Jyri
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