From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
To: intel-gfx@lists.freedesktop.org
Subject: [RFC 4/7] drm/i915/dp: Allow big joiner modes in intel_dp_mode_valid()
Date: Tue, 2 Jul 2019 21:42:02 +0200 [thread overview]
Message-ID: <20190702194205.13366-5-maarten.lankhorst@linux.intel.com> (raw)
In-Reply-To: <20190702194205.13366-1-maarten.lankhorst@linux.intel.com>
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
---
drivers/gpu/drm/i915/display/intel_dp.c | 10 ++++++++--
1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index d5c56ea079a4..b41ff88d3258 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -506,6 +506,7 @@ intel_dp_mode_valid(struct drm_connector *connector,
int max_dotclk;
u16 dsc_max_output_bpp = 0;
u8 dsc_slice_count = 0;
+ bool dsc;
if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
return MODE_NO_DBLESCAN;
@@ -553,8 +554,13 @@ intel_dp_mode_valid(struct drm_connector *connector,
}
}
- if ((mode_rate > max_rate && !(dsc_max_output_bpp && dsc_slice_count)) ||
- target_clock > max_dotclk)
+ dsc = dsc_max_output_bpp && dsc_slice_count;
+
+ /* Gen11 has big joiner for handling this */
+ if (dsc && dsc_slice_count >= 2 && INTEL_GEN(dev_priv) >= 11)
+ max_dotclk *= 2;
+
+ if ((mode_rate > max_rate && !dsc) || target_clock > max_dotclk)
return MODE_CLOCK_HIGH;
if (mode->clock < 10000)
--
2.20.1
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next prev parent reply other threads:[~2019-07-02 19:42 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-02 19:41 [RFC 0/7] Bigjoiner atomic preparations Maarten Lankhorst
2019-07-02 19:41 ` [RFC 1/7] drm/i915: Prepare to split crtc state in uapi and hw state Maarten Lankhorst
2019-07-02 19:42 ` [RFC 2/7] drm/i915: Handle a few more cases for hw/sw split Maarten Lankhorst
2019-07-02 19:42 ` [RFC 3/7] drm/i915: Complete sw/hw split Maarten Lankhorst
2019-07-02 19:42 ` Maarten Lankhorst [this message]
2019-07-03 0:13 ` [RFC 4/7] drm/i915/dp: Allow big joiner modes in intel_dp_mode_valid() Manasi Navare
2019-07-02 19:42 ` [RFC 5/7] drm/i915/dp: Validate modes that can only be handled in a bigjoiner configuration Maarten Lankhorst
2019-07-02 19:42 ` [RFC 6/7] drm/i915: Try to make bigjoiner work in atomic check Maarten Lankhorst
2019-07-03 0:32 ` Manasi Navare
2019-07-03 8:02 ` Maarten Lankhorst
2019-07-02 19:42 ` [RFC 7/7] drm/i915: Allow vdsc functions to be called without encoder Maarten Lankhorst
2019-07-10 22:35 ` Manasi Navare
2019-07-30 9:08 ` Maarten Lankhorst
2019-08-21 19:54 ` Manasi Navare
2019-07-02 21:30 ` ✗ Fi.CI.CHECKPATCH: warning for Bigjoiner atomic preparations Patchwork
2019-07-02 21:33 ` ✗ Fi.CI.SPARSE: " Patchwork
2019-07-02 21:59 ` ✓ Fi.CI.BAT: success " Patchwork
2019-07-03 22:04 ` ✓ Fi.CI.IGT: " Patchwork
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