On 08/28/2013 09:48 AM, Mikko Perttunen wrote:
> Add Tegra114 TMDS configuration, add new peak_current field and
> use new place for drive current override bit on Tegra114 platform.
> diff --git a/drivers/gpu/host1x/dev.c b/drivers/gpu/host1x/dev.c
> static struct of_device_id host1x_of_match[] = {
> + { .compatible = "nvidia,tegra114-host1x", .data = &host1x01_info, },
We should add that value to the host1x DT binding documentation.
> diff --git a/drivers/gpu/host1x/drm/hdmi.c b/drivers/gpu/host1x/drm/hdmi.c
> static const struct tegra_hdmi_audio_config *
> tegra_hdmi_get_audio_config(unsigned int audio_freq, unsigned int pclk)
> {
> @@ -593,8 +673,20 @@ static void tegra_hdmi_setup_tmds(struct tegra_hdmi *hdmi,
> tegra_hdmi_writel(hdmi, tmds->pll1, HDMI_NV_PDISP_SOR_PLL1);
> tegra_hdmi_writel(hdmi, tmds->pe_current, HDMI_NV_PDISP_PE_CURRENT);
>
> - value = tmds->drive_current | DRIVE_CURRENT_FUSE_OVERRIDE;
> - tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_SOR_LANE_DRIVE_CURRENT);
> + if (of_device_is_compatible(hdmi->dev->of_node,
> + "nvidia,tegra114-hdmi")) {
We shouldn't do this at run-time. Rather, set tegra_hdmi_of_match[]'s
.data field to a structure that represents the various features of the
HW, and then make this code conditional upon a feature flag in that
structure.
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