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drm/i915/dp: Introduce is_cpu_edp() 

The obvious counterpart to is_pch_edp().  Convert existing instances of
the idiom to the new routine.

Signed-off-by: Adam Jackson <ajax@redhat.com>
Reviewed-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Keith Packard <keithp@keithp.com>
This commit is contained in:
Adam Jackson 2011-10-14 17:22:25 -04:00 committed by Keith Packard
parent 260052100e
commit 1c95822afe
1 changed files with 13 additions and 2 deletions
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15
drivers/gpu/drm/i915/intel_dp.c
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@ -95,6 +95,17 @@ static bool is_pch_edp(struct intel_dp *intel_dp)
return intel_dp->is_pch_edp;
}
/**
* is_cpu_edp - is the port on the CPU and attached to an eDP panel?
* @intel_dp: DP struct
*
* Returns true if the given DP struct corresponds to a CPU eDP port.
*/
static bool is_cpu_edp(struct intel_dp *intel_dp)
{
return is_edp(intel_dp) && !is_pch_edp(intel_dp);
}
static struct intel_dp *enc_to_intel_dp(struct drm_encoder *encoder)
{
return container_of(encoder, struct intel_dp, base.base);
@ -355,7 +366,7 @@ intel_dp_aux_ch(struct intel_dp *intel_dp,
* Note that PCH attached eDP panels should use a 125MHz input
* clock divider.
*/
if (is_edp(intel_dp) && !is_pch_edp(intel_dp)) {
if (is_cpu_edp(intel_dp)) {
if (IS_GEN6(dev))
aux_clock_divider = 200; /* SNB eDP input clock at 400Mhz */
else
@ -859,7 +870,7 @@ intel_dp_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode,
if (intel_crtc->pipe == 1 && !HAS_PCH_CPT(dev))
intel_dp->DP |= DP_PIPEB_SELECT;
if (is_edp(intel_dp) && !is_pch_edp(intel_dp)) {
if (is_cpu_edp(intel_dp)) {
/* don't miss out required setting for eDP */
intel_dp->DP |= DP_PLL_ENABLE;
if (adjusted_mode->clock < 200000)