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drm/komeda: Update HW up-sampling on D71

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Updates HW up-sampling method according to the format type.

Signed-off-by: Lowry Li (Arm Technology China) <lowry.li@arm.com>
Reviewed-by: James Qian Wang (Arm Technology China) <james.qian.wang@arm.com>
Signed-off-by: Liviu Dudau <liviu.dudau@arm.com>
This commit is contained in:
Lowry Li (Arm Technology China) 2019-05-16 07:13:09 +01:00 committed by Liviu Dudau
parent 19358630f3
commit 97e659d467
1 changed files with 29 additions and 0 deletions
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29
drivers/gpu/drm/arm/display/komeda/d71/d71_component.c
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@ -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));