On Wed, Sep 11, 2013 at 06:02:51PM -0300, Paulo Zanoni wrote:
> From: Paulo Zanoni <[email protected]>
>
> There's no reason to init a DP connector if the encoder just supports
> HDMI: we'll just waste hundreds and hundreds of cycles trying to do DP
> AUX transactions to detect if there's something there. Same goes for a
> DP connector that doesn't support HDMI, but I'm not sure these
> actually exist.
>
> Signed-off-by: Paulo Zanoni <[email protected]>
> Reviewed-by: Rodrigo Vivi <[email protected]>
> ---
> drivers/gpu/drm/i915/i915_drv.h | 3 +++
> drivers/gpu/drm/i915/intel_bios.c | 13 ++++++++++++-
> drivers/gpu/drm/i915/intel_ddi.c | 30 ++++++++++++++++++++++--------
> 3 files changed, 37 insertions(+), 9 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> index 298c671..8533bf1 100644
> --- a/drivers/gpu/drm/i915/i915_drv.h
> +++ b/drivers/gpu/drm/i915/i915_drv.h
> @@ -1054,6 +1054,9 @@ enum modeset_restore {
>
> struct ddi_vbt_port_info {
> uint8_t hdmi_level_shift;
> + bool supports_dvi;
> + bool supports_hdmi;
> + bool supports_dp;
Might as well make these uint8_t:1;
> - if (!intel_dp_init_connector(intel_dig_port, dp_connector)) {
> - drm_encoder_cleanup(encoder);
> - kfree(intel_dig_port);
> - kfree(dp_connector);
> - return;
> + if (init_dp) {
> + if (!intel_dp_init_connector(intel_dig_port, dp_connector)) {
> + drm_encoder_cleanup(encoder);
> + kfree(intel_dig_port);
> + kfree(dp_connector);
> + return;
> + }
> }
You are mixing styles here. Elsewhere with init_hdmi you have, thankfully,
opted to eliminated the extra level of useless indentation. So please
use if (init_dp && !intel_dp_init_connector()).
-Chris
--
Chris Wilson, Intel Open Source Technology Centre
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