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| author | Lowry Li (Arm Technology China) <Lowry.Li@arm.com> | 2019-05-16 09:13:09 +0300 |
|---|---|---|
| committer | Liviu Dudau <Liviu.Dudau@arm.com> | 2019-06-19 13:42:17 +0300 |
| commit | 97e659d4670fc78ef7e0d2e7500d54a402c0a0be (patch) | |
| tree | 06238d8a5b6ea67fff92fa7a6497d8f366a41c77 /drivers/gpu/drm/arm | |
| parent | 19358630f3a570e7ced509a65c28693840d2ae65 (diff) | |
| download | linux-97e659d4670fc78ef7e0d2e7500d54a402c0a0be.tar.xz | |
drm/komeda: Update HW up-sampling on D71
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>
Diffstat (limited to 'drivers/gpu/drm/arm')
| -rw-r--r-- | drivers/gpu/drm/arm/display/komeda/d71/d71_component.c | 29 |
1 files changed, 29 insertions, 0 deletions
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 7f4c23abc317..d467944f51a5 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)); |