On Wed, 2009-09-09 at 17:40 +1000, Dave Airlie wrote:
> From: Dave Airlie <[email protected]>
>
> This adds:
> coherent mode: TMDS coherent mode for atom cards.
> scaling mode: LVDS scaler mode
> load detect: DAC load detection, DVI-I, VGA, TV
> tmds pll: legacy TMDS pll selection
> tv standard: TV standard selection.
>
> TODO: other TV ones? dvi subconnector selection using std prop
I haven't tried the patch nor looked at it in detail, but I stumbled
over two places where ATOM vs. COM BIOS calls seem reversed:
> + if (property == rdev->mode_info.tmds_pll_property) {
> + struct radeon_encoder_int_tmds *tmds = NULL;
> + bool ret = false;
> + /* need to find digital encoder on connector */
> + encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
> + if (!encoder)
> + return 0;
> +
> + radeon_encoder = to_radeon_encoder(encoder);
> +
> + tmds = radeon_encoder->enc_priv;
> + if (!tmds)
> + return 0;
> +
> + if (val == 0) {
> + if (rdev->is_atom_bios)
> + ret =
> radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds);
> + else
> + ret =
> radeon_atombios_get_tmds_info(radeon_encoder, tmds);
> + }
> + if (val == 1 || ret == false) {
> + radeon_legacy_get_tmds_info_from_table(radeon_encoder,
> tmds);
> + }
> + radeon_property_change_mode(&radeon_encoder->base);
> + }
> +
> return 0;
> }
>
[...]
> +static struct radeon_encoder_int_tmds *radeon_legacy_get_tmds_info(struct
> radeon_encoder *encoder)
> +{
> + struct drm_device *dev = encoder->base.dev;
> + struct radeon_device *rdev = dev->dev_private;
> + struct radeon_encoder_int_tmds *tmds = NULL;
> + bool ret;
> +
> + tmds = kzalloc(sizeof(struct radeon_encoder_int_tmds), GFP_KERNEL);
> +
> + if (!tmds)
> + return NULL;
> +
> + if (rdev->is_atom_bios)
> + ret = radeon_legacy_get_tmds_info_from_combios(encoder, tmds);
> + else
> + ret = radeon_atombios_get_tmds_info(encoder, tmds);
> +
> + if (ret == false)
> + radeon_legacy_get_tmds_info_from_table(encoder, tmds);
> +
> + return tmds;
> +}
--
Earthling Michel Dänzer | http://www.vmware.com
Libre software enthusiast | Debian, X and DRI developer
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