diff mbox series

[1/2] gpu: ipu-v3: vdic: Simplify ipu_vdi_setup()

Message ID 20240713154934.109318-1-marex@denx.de
State Superseded
Headers show
Series [1/2] gpu: ipu-v3: vdic: Simplify ipu_vdi_setup() | expand

Commit Message

Marek Vasut July 13, 2024, 3:48 p.m. UTC 
The 'code' parameter only ever selects between YUV 4:2:0 and 4:2:2
subsampling, turn it into boolean to select exactly that and update
related code accordingly.

Signed-off-by: Marek Vasut <marex@denx.de>
---
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: David Airlie <airlied@gmail.com>
Cc: Fabio Estevam <festevam@gmail.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Helge Deller <deller@gmx.de>
Cc: Mauro Carvalho Chehab <mchehab@kernel.org>
Cc: Pengutronix Kernel Team <kernel@pengutronix.de>
Cc: Philipp Zabel <p.zabel@pengutronix.de>
Cc: Sascha Hauer <s.hauer@pengutronix.de>
Cc: Shawn Guo <shawnguo@kernel.org>
Cc: Steve Longerbeam <slongerbeam@gmail.com>
Cc: dri-devel@lists.freedesktop.org
Cc: imx@lists.linux.dev
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-fbdev@vger.kernel.org
Cc: linux-media@vger.kernel.org
Cc: linux-staging@lists.linux.dev
---
 drivers/gpu/ipu-v3/ipu-vdi.c               | 14 +++-----------
 drivers/staging/media/imx/imx-media-vdic.c |  3 +--
 include/video/imx-ipu-v3.h                 |  2 +-
 3 files changed, 5 insertions(+), 14 deletions(-)

Comments

Marek Vasut July 14, 2024, 4:14 p.m. UTC | #1 
On 7/14/24 3:37 AM, Dan Carpenter wrote:

[...]

>> +err_irq_nfb4eof:
>> +	ipu_idmac_put(priv->vdi_out_ch);
>> +err_out:
>> +	ipu_idmac_put(priv->vdi_in_ch_n);
>> +err_next:
>> +	ipu_idmac_put(priv->vdi_in_ch);
>> +err_curr:
>> +	ipu_idmac_put(priv->vdi_in_ch_p);
>> +err_prev:
>> +	ipu_ic_put(priv->ic);
>> +err_ic:
>> +	ipu_vdi_put(priv->vdi);
>> +err_vdi:
>> +	devm_kfree(priv->dev, eofname);
>          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> 
>> +err_eof:
>> +	devm_kfree(priv->dev, nfbname);
>          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> Any time we call devm_kfree() it's a red flag.  Sometimes it makes sense
> but I haven't looked at it closely enough to see how it makes sense
> here.  Is it an ordering issue where we had to do devm_free_irq() and
> then we just freed oefname and nfbname for consistency and because why
> not?

I think in this case, the devm_*free() can be dropped, yes.

The rest is addressed in V2. I'll wait a bit for more feedback before 
sending it.

Thanks !
diff mbox series

Patch

diff --git a/drivers/gpu/ipu-v3/ipu-vdi.c b/drivers/gpu/ipu-v3/ipu-vdi.c
index a593b232b6d3e..4df2821977c0c 100644
--- a/drivers/gpu/ipu-v3/ipu-vdi.c
+++ b/drivers/gpu/ipu-v3/ipu-vdi.c
@@ -117,10 +117,10 @@  void ipu_vdi_set_motion(struct ipu_vdi *vdi, enum ipu_motion_sel motion_sel)
 }
 EXPORT_SYMBOL_GPL(ipu_vdi_set_motion);
 
-void ipu_vdi_setup(struct ipu_vdi *vdi, u32 code, int xres, int yres)
+void ipu_vdi_setup(struct ipu_vdi *vdi, bool yuv422not420, int xres, int yres)
 {
 	unsigned long flags;
-	u32 pixel_fmt, reg;
+	u32 reg;
 
 	spin_lock_irqsave(&vdi->lock, flags);
 
@@ -131,16 +131,8 @@  void ipu_vdi_setup(struct ipu_vdi *vdi, u32 code, int xres, int yres)
 	 * Full motion, only vertical filter is used.
 	 * Burst size is 4 accesses
 	 */
-	if (code == MEDIA_BUS_FMT_UYVY8_2X8 ||
-	    code == MEDIA_BUS_FMT_UYVY8_1X16 ||
-	    code == MEDIA_BUS_FMT_YUYV8_2X8 ||
-	    code == MEDIA_BUS_FMT_YUYV8_1X16)
-		pixel_fmt = VDI_C_CH_422;
-	else
-		pixel_fmt = VDI_C_CH_420;
-
 	reg = ipu_vdi_read(vdi, VDI_C);
-	reg |= pixel_fmt;
+	reg |= yuv422not420 ? VDI_C_CH_422 : VDI_C_CH_420;
 	reg |= VDI_C_BURST_SIZE2_4;
 	reg |= VDI_C_BURST_SIZE1_4 | VDI_C_VWM1_CLR_2;
 	reg |= VDI_C_BURST_SIZE3_4 | VDI_C_VWM3_CLR_2;
diff --git a/drivers/staging/media/imx/imx-media-vdic.c b/drivers/staging/media/imx/imx-media-vdic.c
index 09da4103a8dbe..ea5b4ef3573de 100644
--- a/drivers/staging/media/imx/imx-media-vdic.c
+++ b/drivers/staging/media/imx/imx-media-vdic.c
@@ -376,8 +376,7 @@  static int vdic_start(struct vdic_priv *priv)
 	 * only supports 4:2:2 or 4:2:0, and this subdev will only
 	 * negotiate 4:2:2 at its sink pads.
 	 */
-	ipu_vdi_setup(priv->vdi, MEDIA_BUS_FMT_UYVY8_2X8,
-		      infmt->width, infmt->height);
+	ipu_vdi_setup(priv->vdi, true, infmt->width, infmt->height);
 	ipu_vdi_set_field_order(priv->vdi, V4L2_STD_UNKNOWN, infmt->field);
 	ipu_vdi_set_motion(priv->vdi, priv->motion);
 
diff --git a/include/video/imx-ipu-v3.h b/include/video/imx-ipu-v3.h
index c422a403c0990..75f435d024895 100644
--- a/include/video/imx-ipu-v3.h
+++ b/include/video/imx-ipu-v3.h
@@ -466,7 +466,7 @@  void ipu_ic_dump(struct ipu_ic *ic);
 struct ipu_vdi;
 void ipu_vdi_set_field_order(struct ipu_vdi *vdi, v4l2_std_id std, u32 field);
 void ipu_vdi_set_motion(struct ipu_vdi *vdi, enum ipu_motion_sel motion_sel);
-void ipu_vdi_setup(struct ipu_vdi *vdi, u32 code, int xres, int yres);
+void ipu_vdi_setup(struct ipu_vdi *vdi, bool yuv422not420, int xres, int yres);
 void ipu_vdi_unsetup(struct ipu_vdi *vdi);
 int ipu_vdi_enable(struct ipu_vdi *vdi);
 int ipu_vdi_disable(struct ipu_vdi *vdi);