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[192.94.38.34]) by smtp.gmail.com with ESMTPSA id h78-v6sm8706877wmd.4.2018.10.04.11.54.16 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 04 Oct 2018 11:54:18 -0700 (PDT) From: Steve Longerbeam To: linux-media@vger.kernel.org Cc: Steve Longerbeam , Philipp Zabel , Mauro Carvalho Chehab , Greg Kroah-Hartman , Bartlomiej Zolnierkiewicz , dri-devel@lists.freedesktop.org (open list:DRM DRIVERS FOR FREESCALE IMX), linux-kernel@vger.kernel.org (open list), devel@driverdev.osuosl.org (open list:STAGING SUBSYSTEM), linux-fbdev@vger.kernel.org (open list:FRAMEBUFFER LAYER) Subject: [PATCH v4 03/11] gpu: ipu-v3: Add planar support to interlaced scan Date: Thu, 4 Oct 2018 11:53:53 -0700 Message-Id: <20181004185401.15751-4-slongerbeam@gmail.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20181004185401.15751-1-slongerbeam@gmail.com> References: <20181004185401.15751-1-slongerbeam@gmail.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org To support interlaced scan with planar formats, cpmem SLUV must be programmed with the correct chroma line stride. For full and partial planar 4:2:2 (YUV422P, NV16), chroma line stride must be doubled. For full and partial planar 4:2:0 (YUV420, YVU420, NV12), chroma line stride must _not_ be doubled, since a single chroma line is shared by two luma lines. Signed-off-by: Steve Longerbeam --- drivers/gpu/ipu-v3/ipu-cpmem.c | 26 +++++++++++++++++++-- drivers/staging/media/imx/imx-ic-prpencvf.c | 3 ++- drivers/staging/media/imx/imx-media-csi.c | 3 ++- include/video/imx-ipu-v3.h | 3 ++- 4 files changed, 30 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/ipu-v3/ipu-cpmem.c b/drivers/gpu/ipu-v3/ipu-cpmem.c index a9d2501500a1..d41df8034c5b 100644 --- a/drivers/gpu/ipu-v3/ipu-cpmem.c +++ b/drivers/gpu/ipu-v3/ipu-cpmem.c @@ -273,9 +273,10 @@ void ipu_cpmem_set_uv_offset(struct ipuv3_channel *ch, u32 u_off, u32 v_off) } EXPORT_SYMBOL_GPL(ipu_cpmem_set_uv_offset); -void ipu_cpmem_interlaced_scan(struct ipuv3_channel *ch, int stride) +void ipu_cpmem_interlaced_scan(struct ipuv3_channel *ch, int stride, + u32 pixelformat) { - u32 ilo, sly; + u32 ilo, sly, sluv; if (stride < 0) { stride = -stride; @@ -286,9 +287,30 @@ void ipu_cpmem_interlaced_scan(struct ipuv3_channel *ch, int stride) sly = (stride * 2) - 1; + switch (pixelformat) { + case V4L2_PIX_FMT_YUV420: + case V4L2_PIX_FMT_YVU420: + sluv = stride / 2 - 1; + break; + case V4L2_PIX_FMT_NV12: + sluv = stride - 1; + break; + case V4L2_PIX_FMT_YUV422P: + sluv = stride - 1; + break; + case V4L2_PIX_FMT_NV16: + sluv = stride * 2 - 1; + break; + default: + sluv = 0; + break; + } + ipu_ch_param_write_field(ch, IPU_FIELD_SO, 1); ipu_ch_param_write_field(ch, IPU_FIELD_ILO, ilo); ipu_ch_param_write_field(ch, IPU_FIELD_SLY, sly); + if (sluv) + ipu_ch_param_write_field(ch, IPU_FIELD_SLUV, sluv); }; EXPORT_SYMBOL_GPL(ipu_cpmem_interlaced_scan); diff --git a/drivers/staging/media/imx/imx-ic-prpencvf.c b/drivers/staging/media/imx/imx-ic-prpencvf.c index 28f41caba05d..af7224846bd5 100644 --- a/drivers/staging/media/imx/imx-ic-prpencvf.c +++ b/drivers/staging/media/imx/imx-ic-prpencvf.c @@ -412,7 +412,8 @@ static int prp_setup_channel(struct prp_priv *priv, if (image.pix.field == V4L2_FIELD_NONE && V4L2_FIELD_HAS_BOTH(infmt->field) && channel == priv->out_ch) - ipu_cpmem_interlaced_scan(channel, image.pix.bytesperline); + ipu_cpmem_interlaced_scan(channel, image.pix.bytesperline, + image.pix.pixelformat); ret = ipu_ic_task_idma_init(priv->ic, channel, image.pix.width, image.pix.height, diff --git a/drivers/staging/media/imx/imx-media-csi.c b/drivers/staging/media/imx/imx-media-csi.c index ad66f007d395..5e3aa4f3a1dd 100644 --- a/drivers/staging/media/imx/imx-media-csi.c +++ b/drivers/staging/media/imx/imx-media-csi.c @@ -512,7 +512,8 @@ static int csi_idmac_setup_channel(struct csi_priv *priv) if (image.pix.field == V4L2_FIELD_NONE && V4L2_FIELD_HAS_BOTH(infmt->field)) ipu_cpmem_interlaced_scan(priv->idmac_ch, - image.pix.bytesperline); + image.pix.bytesperline, + image.pix.pixelformat); ipu_idmac_set_double_buffer(priv->idmac_ch, true); diff --git a/include/video/imx-ipu-v3.h b/include/video/imx-ipu-v3.h index f44a35192313..e888c66b9d9d 100644 --- a/include/video/imx-ipu-v3.h +++ b/include/video/imx-ipu-v3.h @@ -255,7 +255,8 @@ void ipu_cpmem_set_stride(struct ipuv3_channel *ch, int stride); void ipu_cpmem_set_high_priority(struct ipuv3_channel *ch); void ipu_cpmem_set_buffer(struct ipuv3_channel *ch, int bufnum, dma_addr_t buf); void ipu_cpmem_set_uv_offset(struct ipuv3_channel *ch, u32 u_off, u32 v_off); -void ipu_cpmem_interlaced_scan(struct ipuv3_channel *ch, int stride); +void ipu_cpmem_interlaced_scan(struct ipuv3_channel *ch, int stride, + u32 pixelformat); void ipu_cpmem_set_axi_id(struct ipuv3_channel *ch, u32 id); int ipu_cpmem_get_burstsize(struct ipuv3_channel *ch); void ipu_cpmem_set_burstsize(struct ipuv3_channel *ch, int burstsize); -- 2.17.1 From mboxrd@z Thu Jan 1 00:00:00 1970 From: Steve Longerbeam Date: Thu, 04 Oct 2018 18:53:53 +0000 Subject: [PATCH v4 03/11] gpu: ipu-v3: Add planar support to interlaced scan Message-Id: <20181004185401.15751-4-slongerbeam@gmail.com> List-Id: References: <20181004185401.15751-1-slongerbeam@gmail.com> In-Reply-To: <20181004185401.15751-1-slongerbeam@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-media@vger.kernel.org Cc: Steve Longerbeam , Philipp Zabel , Mauro Carvalho Chehab , Greg Kroah-Hartman , Bartlomiej Zolnierkiewicz , "open list:DRM DRIVERS FOR FREESCALE IMX" , open list , "open list:STAGING SUBSYSTEM" , "open list:FRAMEBUFFER LAYER" To support interlaced scan with planar formats, cpmem SLUV must be programmed with the correct chroma line stride. For full and partial planar 4:2:2 (YUV422P, NV16), chroma line stride must be doubled. For full and partial planar 4:2:0 (YUV420, YVU420, NV12), chroma line stride must _not_ be doubled, since a single chroma line is shared by two luma lines. Signed-off-by: Steve Longerbeam --- drivers/gpu/ipu-v3/ipu-cpmem.c | 26 +++++++++++++++++++-- drivers/staging/media/imx/imx-ic-prpencvf.c | 3 ++- drivers/staging/media/imx/imx-media-csi.c | 3 ++- include/video/imx-ipu-v3.h | 3 ++- 4 files changed, 30 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/ipu-v3/ipu-cpmem.c b/drivers/gpu/ipu-v3/ipu-cpmem.c index a9d2501500a1..d41df8034c5b 100644 --- a/drivers/gpu/ipu-v3/ipu-cpmem.c +++ b/drivers/gpu/ipu-v3/ipu-cpmem.c @@ -273,9 +273,10 @@ void ipu_cpmem_set_uv_offset(struct ipuv3_channel *ch, u32 u_off, u32 v_off) } EXPORT_SYMBOL_GPL(ipu_cpmem_set_uv_offset); -void ipu_cpmem_interlaced_scan(struct ipuv3_channel *ch, int stride) +void ipu_cpmem_interlaced_scan(struct ipuv3_channel *ch, int stride, + u32 pixelformat) { - u32 ilo, sly; + u32 ilo, sly, sluv; if (stride < 0) { stride = -stride; @@ -286,9 +287,30 @@ void ipu_cpmem_interlaced_scan(struct ipuv3_channel *ch, int stride) sly = (stride * 2) - 1; + switch (pixelformat) { + case V4L2_PIX_FMT_YUV420: + case V4L2_PIX_FMT_YVU420: + sluv = stride / 2 - 1; + break; + case V4L2_PIX_FMT_NV12: + sluv = stride - 1; + break; + case V4L2_PIX_FMT_YUV422P: + sluv = stride - 1; + break; + case V4L2_PIX_FMT_NV16: + sluv = stride * 2 - 1; + break; + default: + sluv = 0; + break; + } + ipu_ch_param_write_field(ch, IPU_FIELD_SO, 1); ipu_ch_param_write_field(ch, IPU_FIELD_ILO, ilo); ipu_ch_param_write_field(ch, IPU_FIELD_SLY, sly); + if (sluv) + ipu_ch_param_write_field(ch, IPU_FIELD_SLUV, sluv); }; EXPORT_SYMBOL_GPL(ipu_cpmem_interlaced_scan); diff --git a/drivers/staging/media/imx/imx-ic-prpencvf.c b/drivers/staging/media/imx/imx-ic-prpencvf.c index 28f41caba05d..af7224846bd5 100644 --- a/drivers/staging/media/imx/imx-ic-prpencvf.c +++ b/drivers/staging/media/imx/imx-ic-prpencvf.c @@ -412,7 +412,8 @@ static int prp_setup_channel(struct prp_priv *priv, if (image.pix.field = V4L2_FIELD_NONE && V4L2_FIELD_HAS_BOTH(infmt->field) && channel = priv->out_ch) - ipu_cpmem_interlaced_scan(channel, image.pix.bytesperline); + ipu_cpmem_interlaced_scan(channel, image.pix.bytesperline, + image.pix.pixelformat); ret = ipu_ic_task_idma_init(priv->ic, channel, image.pix.width, image.pix.height, diff --git a/drivers/staging/media/imx/imx-media-csi.c b/drivers/staging/media/imx/imx-media-csi.c index ad66f007d395..5e3aa4f3a1dd 100644 --- a/drivers/staging/media/imx/imx-media-csi.c +++ b/drivers/staging/media/imx/imx-media-csi.c @@ -512,7 +512,8 @@ static int csi_idmac_setup_channel(struct csi_priv *priv) if (image.pix.field = V4L2_FIELD_NONE && V4L2_FIELD_HAS_BOTH(infmt->field)) ipu_cpmem_interlaced_scan(priv->idmac_ch, - image.pix.bytesperline); + image.pix.bytesperline, + image.pix.pixelformat); ipu_idmac_set_double_buffer(priv->idmac_ch, true); diff --git a/include/video/imx-ipu-v3.h b/include/video/imx-ipu-v3.h index f44a35192313..e888c66b9d9d 100644 --- a/include/video/imx-ipu-v3.h +++ b/include/video/imx-ipu-v3.h @@ -255,7 +255,8 @@ void ipu_cpmem_set_stride(struct ipuv3_channel *ch, int stride); void ipu_cpmem_set_high_priority(struct ipuv3_channel *ch); void ipu_cpmem_set_buffer(struct ipuv3_channel *ch, int bufnum, dma_addr_t buf); void ipu_cpmem_set_uv_offset(struct ipuv3_channel *ch, u32 u_off, u32 v_off); -void ipu_cpmem_interlaced_scan(struct ipuv3_channel *ch, int stride); +void ipu_cpmem_interlaced_scan(struct ipuv3_channel *ch, int stride, + u32 pixelformat); void ipu_cpmem_set_axi_id(struct ipuv3_channel *ch, u32 id); int ipu_cpmem_get_burstsize(struct ipuv3_channel *ch); void ipu_cpmem_set_burstsize(struct ipuv3_channel *ch, int burstsize); -- 2.17.1 From mboxrd@z Thu Jan 1 00:00:00 1970 From: Steve Longerbeam Subject: [PATCH v4 03/11] gpu: ipu-v3: Add planar support to interlaced scan Date: Thu, 4 Oct 2018 11:53:53 -0700 Message-ID: <20181004185401.15751-4-slongerbeam@gmail.com> References: <20181004185401.15751-1-slongerbeam@gmail.com> Return-path: In-Reply-To: <20181004185401.15751-1-slongerbeam@gmail.com> Sender: linux-kernel-owner@vger.kernel.org To: linux-media@vger.kernel.org Cc: Steve Longerbeam , Philipp Zabel , Mauro Carvalho Chehab , Greg Kroah-Hartman , Bartlomiej Zolnierkiewicz , "open list:DRM DRIVERS FOR FREESCALE IMX" , open list , "open list:STAGING SUBSYSTEM" , "open list:FRAMEBUFFER LAYER" List-Id: dri-devel@lists.freedesktop.org To support interlaced scan with planar formats, cpmem SLUV must be programmed with the correct chroma line stride. For full and partial planar 4:2:2 (YUV422P, NV16), chroma line stride must be doubled. For full and partial planar 4:2:0 (YUV420, YVU420, NV12), chroma line stride must _not_ be doubled, since a single chroma line is shared by two luma lines. Signed-off-by: Steve Longerbeam --- drivers/gpu/ipu-v3/ipu-cpmem.c | 26 +++++++++++++++++++-- drivers/staging/media/imx/imx-ic-prpencvf.c | 3 ++- drivers/staging/media/imx/imx-media-csi.c | 3 ++- include/video/imx-ipu-v3.h | 3 ++- 4 files changed, 30 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/ipu-v3/ipu-cpmem.c b/drivers/gpu/ipu-v3/ipu-cpmem.c index a9d2501500a1..d41df8034c5b 100644 --- a/drivers/gpu/ipu-v3/ipu-cpmem.c +++ b/drivers/gpu/ipu-v3/ipu-cpmem.c @@ -273,9 +273,10 @@ void ipu_cpmem_set_uv_offset(struct ipuv3_channel *ch, u32 u_off, u32 v_off) } EXPORT_SYMBOL_GPL(ipu_cpmem_set_uv_offset); -void ipu_cpmem_interlaced_scan(struct ipuv3_channel *ch, int stride) +void ipu_cpmem_interlaced_scan(struct ipuv3_channel *ch, int stride, + u32 pixelformat) { - u32 ilo, sly; + u32 ilo, sly, sluv; if (stride < 0) { stride = -stride; @@ -286,9 +287,30 @@ void ipu_cpmem_interlaced_scan(struct ipuv3_channel *ch, int stride) sly = (stride * 2) - 1; + switch (pixelformat) { + case V4L2_PIX_FMT_YUV420: + case V4L2_PIX_FMT_YVU420: + sluv = stride / 2 - 1; + break; + case V4L2_PIX_FMT_NV12: + sluv = stride - 1; + break; + case V4L2_PIX_FMT_YUV422P: + sluv = stride - 1; + break; + case V4L2_PIX_FMT_NV16: + sluv = stride * 2 - 1; + break; + default: + sluv = 0; + break; + } + ipu_ch_param_write_field(ch, IPU_FIELD_SO, 1); ipu_ch_param_write_field(ch, IPU_FIELD_ILO, ilo); ipu_ch_param_write_field(ch, IPU_FIELD_SLY, sly); + if (sluv) + ipu_ch_param_write_field(ch, IPU_FIELD_SLUV, sluv); }; EXPORT_SYMBOL_GPL(ipu_cpmem_interlaced_scan); diff --git a/drivers/staging/media/imx/imx-ic-prpencvf.c b/drivers/staging/media/imx/imx-ic-prpencvf.c index 28f41caba05d..af7224846bd5 100644 --- a/drivers/staging/media/imx/imx-ic-prpencvf.c +++ b/drivers/staging/media/imx/imx-ic-prpencvf.c @@ -412,7 +412,8 @@ static int prp_setup_channel(struct prp_priv *priv, if (image.pix.field == V4L2_FIELD_NONE && V4L2_FIELD_HAS_BOTH(infmt->field) && channel == priv->out_ch) - ipu_cpmem_interlaced_scan(channel, image.pix.bytesperline); + ipu_cpmem_interlaced_scan(channel, image.pix.bytesperline, + image.pix.pixelformat); ret = ipu_ic_task_idma_init(priv->ic, channel, image.pix.width, image.pix.height, diff --git a/drivers/staging/media/imx/imx-media-csi.c b/drivers/staging/media/imx/imx-media-csi.c index ad66f007d395..5e3aa4f3a1dd 100644 --- a/drivers/staging/media/imx/imx-media-csi.c +++ b/drivers/staging/media/imx/imx-media-csi.c @@ -512,7 +512,8 @@ static int csi_idmac_setup_channel(struct csi_priv *priv) if (image.pix.field == V4L2_FIELD_NONE && V4L2_FIELD_HAS_BOTH(infmt->field)) ipu_cpmem_interlaced_scan(priv->idmac_ch, - image.pix.bytesperline); + image.pix.bytesperline, + image.pix.pixelformat); ipu_idmac_set_double_buffer(priv->idmac_ch, true); diff --git a/include/video/imx-ipu-v3.h b/include/video/imx-ipu-v3.h index f44a35192313..e888c66b9d9d 100644 --- a/include/video/imx-ipu-v3.h +++ b/include/video/imx-ipu-v3.h @@ -255,7 +255,8 @@ void ipu_cpmem_set_stride(struct ipuv3_channel *ch, int stride); void ipu_cpmem_set_high_priority(struct ipuv3_channel *ch); void ipu_cpmem_set_buffer(struct ipuv3_channel *ch, int bufnum, dma_addr_t buf); void ipu_cpmem_set_uv_offset(struct ipuv3_channel *ch, u32 u_off, u32 v_off); -void ipu_cpmem_interlaced_scan(struct ipuv3_channel *ch, int stride); +void ipu_cpmem_interlaced_scan(struct ipuv3_channel *ch, int stride, + u32 pixelformat); void ipu_cpmem_set_axi_id(struct ipuv3_channel *ch, u32 id); int ipu_cpmem_get_burstsize(struct ipuv3_channel *ch); void ipu_cpmem_set_burstsize(struct ipuv3_channel *ch, int burstsize); -- 2.17.1