[alsa-devel] [PATCH] hda-emu: Add new HDMI commands

[Takashi Iwai]

At Fri, 23 May 2014 15:58:24 +0200,
David Henningsson wrote:
> 
> Some new HDMI commands were added recently to the HDA driver.
> This patch makes hda-emu support these new commands (or at least,
> not output errors).
> 
> Signed-off-by: David Henningsson <david.henningsson at canonical.com>

Thanks, applied.


Takashi

> ---
>  hda-int.c           | 53 +++++++++++++++++++++++++++++++++++++++++++++++++++++
>  include/hda-types.h |  2 ++
>  2 files changed, 55 insertions(+)
> 
> diff --git a/hda-int.c b/hda-int.c
> index ef90fe8..6dd862d 100644
> --- a/hda-int.c
> +++ b/hda-int.c
> @@ -823,6 +823,52 @@ static int get_cvt_channel_count(struct xhda_codec *codec,
>  	return node->cvt_channel_count;
>  }
>  
> +static int get_asp_channel_slot(struct xhda_codec *codec,
> +				struct xhda_node *node, unsigned int cmd)
> +{
> +	return (node->asp_channel_slot[cmd & 0xf] << 4) + (cmd & 0xf);
> +}
> +
> +static int set_asp_channel_slot(struct xhda_codec *codec,
> +				struct xhda_node *node, unsigned int cmd)
> +{
> +	node->asp_channel_slot[cmd & 0xf] = (cmd & 0xf0) >> 4;
> +	return 0;
> +}
> +
> +static int set_dip_index(struct xhda_codec *codec,
> +			 struct xhda_node *node, unsigned int cmd)
> +{
> +	return 0; /* FIXME */
> +}
> +
> +static int set_dip_data(struct xhda_codec *codec,
> +			struct xhda_node *node, unsigned int cmd)
> +{
> +	return 0; /* FIXME */
> +}
> +
> +static int get_dip_size(struct xhda_codec *codec,
> +			struct xhda_node *node, unsigned int cmd)
> +{
> +	if (cmd & 0x8)
> +		return 128; /* ELD buffer size */
> +	return 32; /* DIP buffer size */
> +}
> +
> +static int set_dip_xmitctrl(struct xhda_codec *codec,
> +			    struct xhda_node *node, unsigned int cmd)
> +{
> +	node->dip_xmitctrl = cmd & 0xc0;
> +	return 0;
> +}
> +
> +static int get_dip_xmitctrl(struct xhda_codec *codec,
> +			    struct xhda_node *node, unsigned int cmd)
> +{
> +	return node->dip_xmitctrl;
> +}
> +
>  
>  /*
>   * parameters
> @@ -1063,6 +1109,10 @@ static struct xhda_verb_table verb_tbl[] = {
>  	{ 0x71e, set_config_def_2, "set_config_def_2" },
>  	{ 0x71f, set_config_def_3, "set_config_def_3" },
>  	{ 0x72d, set_cvt_channel_count, "set_cvt_channel_count" },
> +	{ 0x730, set_dip_index, "set_dip_index" },
> +	{ 0x731, set_dip_data, "set_dip_data" },
> +	{ 0x732, set_dip_xmitctrl, "set_dip_xmitctrl" },
> +	{ 0x734, set_asp_channel_slot, "set_asp_channel_slot" },
>  	{ 0x7ff, set_codec_reset, "set_codec_reset" },
>  	{ 0xf00, get_parameters, "get_parameters" },
>  	{ 0xf01, get_connect_sel, "get_connect_sel" },
> @@ -1087,6 +1137,9 @@ static struct xhda_verb_table verb_tbl[] = {
>  	{ 0xf1c, get_config_default, "get_config_default" },
>  	{ 0xf20, get_ssid, "get_ssid" },
>  	{ 0xf2d, get_cvt_channel_count, "get_cvt_channel_count" },
> +	{ 0xf2e, get_dip_size, "get_dip_size" },
> +	{ 0xf32, get_dip_xmitctrl, "get_dip_xmitctrl" },
> +	{ 0xf34, get_asp_channel_slot, "get_asp_channel_slot" },
>  	{}
>  };
>  
> diff --git a/include/hda-types.h b/include/hda-types.h
> index fe6b31f..46bfc67 100644
> --- a/include/hda-types.h
> +++ b/include/hda-types.h
> @@ -58,6 +58,8 @@ struct xhda_node {
>  	unsigned char gpio_wake, gpio_unsol, gpio_sticky;
>  	unsigned int coef_idx;
>  	unsigned char cvt_channel_count;
> +	unsigned char asp_channel_slot[16];
> +	unsigned char dip_xmitctrl;
>  	struct xhda_coef_table *coef_tbl;
>  	struct xhda_node *next;
>  };
> -- 
> 1.9.1
>