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| author | Dhinakaran Pandiyan | 2018-03-06 21:33:55 +0100 |
|---|---|---|
| committer | Rodrigo Vivi | 2018-03-06 23:35:45 +0100 |
| commit | c90c275c6ff4b7eca4221a302b399499239ae89e (patch) | |
| tree | ca1a372350bfaf13edaddc3d726dc745a6ec684b /drivers/gpu/drm/i915/intel_psr.c | |
| parent | drm/i915: Flush waiters on seqno wraparound (diff) | |
| download | kernel-qcow2-linux-c90c275c6ff4b7eca4221a302b399499239ae89e.tar.gz kernel-qcow2-linux-c90c275c6ff4b7eca4221a302b399499239ae89e.tar.xz kernel-qcow2-linux-c90c275c6ff4b7eca4221a302b399499239ae89e.zip | |
drm/i915/psr: Update PSR2 resolution check for Cannonlake
In fact, apply the Cannonlake resolution check for all >= Gen-10 platforms
to be safe.
v3: Update GLK too. (Ville)
Longer variable names.
if-else in place of ternary operator.
v2: Use local variables for resolution limits and print them (Ville)
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: Elio Martinez Monroy <elio.martinez.monroy@intel.com>
Signed-off-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180306203355.29292-1-dhinakaran.pandiyan@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/intel_psr.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_psr.c | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/drivers/gpu/drm/i915/intel_psr.c b/drivers/gpu/drm/i915/intel_psr.c index 05770790a4e9..23175c5c4a50 100644 --- a/drivers/gpu/drm/i915/intel_psr.c +++ b/drivers/gpu/drm/i915/intel_psr.c @@ -451,8 +451,9 @@ static bool intel_psr2_config_valid(struct intel_dp *intel_dp, { struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); struct drm_i915_private *dev_priv = to_i915(dig_port->base.base.dev); - const struct drm_display_mode *adjusted_mode = - &crtc_state->base.adjusted_mode; + int crtc_hdisplay = crtc_state->base.adjusted_mode.crtc_hdisplay; + int crtc_vdisplay = crtc_state->base.adjusted_mode.crtc_vdisplay; + int psr_max_h = 0, psr_max_v = 0; /* * FIXME psr2_support is messed up. It's both computed @@ -462,10 +463,18 @@ static bool intel_psr2_config_valid(struct intel_dp *intel_dp, if (!dev_priv->psr.psr2_support) return false; - /* PSR2 is restricted to work with panel resolutions up to 3640x2304 */ - if (adjusted_mode->crtc_hdisplay > 3640 || - adjusted_mode->crtc_vdisplay > 2304) { - DRM_DEBUG_KMS("PSR2 not enabled, panel resolution too big\n"); + if (INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv)) { + psr_max_h = 4096; + psr_max_v = 2304; + } else if (IS_GEN9(dev_priv)) { + psr_max_h = 3640; + psr_max_v = 2304; + } + + if (crtc_hdisplay > psr_max_h || crtc_vdisplay > psr_max_v) { + DRM_DEBUG_KMS("PSR2 not enabled, resolution %dx%d > max supported %dx%d\n", + crtc_hdisplay, crtc_vdisplay, + psr_max_h, psr_max_v); return false; } |