From: "Lowry Li (Arm Technology China)" <Lowry.Li@arm.com>
To: Liviu Dudau <Liviu.Dudau@arm.com>,
"james qian wang (Arm Technology China)"
<james.qian.wang@arm.com>,
"maarten.lankhorst@linux.intel.com"
<maarten.lankhorst@linux.intel.com>,
"seanpaul@chromium.org" <seanpaul@chromium.org>,
"airlied@linux.ie" <airlied@linux.ie>,
Brian Starkey <Brian.Starkey@arm.com>
Cc: Ayan Halder <Ayan.Halder@arm.com>,
"Jonathan Chai (Arm Technology China)" <Jonathan.Chai@arm.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"dri-devel@lists.freedesktop.org"
<dri-devel@lists.freedesktop.org>,
"Julien Yin (Arm Technology China)" <Julien.Yin@arm.com>,
nd <nd@arm.com>
Subject: [PATCH v1 1/2] drm/komeda: Update HW up-sampling on D71
Date: Thu, 16 May 2019 06:13:09 +0000 [thread overview]
Message-ID: <1557987170-24032-2-git-send-email-lowry.li@arm.com> (raw)
In-Reply-To: <1557987170-24032-1-git-send-email-lowry.li@arm.com>
Updates HW up-sampling method according to the format type.
Signed-off-by: Lowry Li (Arm Technology China) <lowry.li@arm.com>
---
.../gpu/drm/arm/display/komeda/d71/d71_component.c | 29 ++++++++++++++++++++++
1 file changed, 29 insertions(+)
diff --git a/drivers/gpu/drm/arm/display/komeda/d71/d71_component.c b/drivers/gpu/drm/arm/display/komeda/d71/d71_component.c
index f8846c6..dfc70f5 100644
--- a/drivers/gpu/drm/arm/display/komeda/d71/d71_component.c
+++ b/drivers/gpu/drm/arm/display/komeda/d71/d71_component.c
@@ -212,6 +212,35 @@ static void d71_layer_update(struct komeda_component *c,
malidp_write32(reg, BLK_P1_PTR_HIGH, upper_32_bits(addr));
}
+ if (fb->format->is_yuv) {
+ u32 upsampling = 0;
+
+ switch (kfb->format_caps->fourcc) {
+ case DRM_FORMAT_YUYV:
+ upsampling = fb->modifier ? LR_CHI422_BILINEAR :
+ LR_CHI422_REPLICATION;
+ break;
+ case DRM_FORMAT_UYVY:
+ upsampling = LR_CHI422_REPLICATION;
+ break;
+ case DRM_FORMAT_NV12:
+ case DRM_FORMAT_YUV420_8BIT:
+ case DRM_FORMAT_YUV420_10BIT:
+ case DRM_FORMAT_YUV420:
+ case DRM_FORMAT_P010:
+ /* these fmt support MPGE/JPEG both, here perfer JPEG*/
+ upsampling = LR_CHI420_JPEG;
+ break;
+ case DRM_FORMAT_X0L2:
+ upsampling = LR_CHI420_JPEG;
+ break;
+ default:
+ break;
+ }
+
+ malidp_write32(reg, LAYER_R_CONTROL, upsampling);
+ }
+
malidp_write32(reg, LAYER_FMT, kfb->format_caps->hw_id);
malidp_write32(reg, BLK_IN_SIZE, HV_SIZE(st->hsize, st->vsize));
--
1.9.1
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next prev parent reply other threads:[~2019-05-16 6:13 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-16 6:13 [PATCH v1 0/2] drm/komeda: Enable color-encoding (YUV format) support Lowry Li (Arm Technology China)
2019-05-16 6:13 ` Lowry Li (Arm Technology China) [this message]
2019-05-20 5:49 ` [PATCH v1 1/2] drm/komeda: Update HW up-sampling on D71 james qian wang (Arm Technology China)
2019-05-16 6:13 ` [PATCH v1 2/2] drm/komeda: Enable color-encoding (YUV format) support Lowry Li (Arm Technology China)
2019-05-20 5:50 ` james qian wang (Arm Technology China)
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