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gpu: ipu-v3: Add ipu_rot_mode_is_irt()

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Add a macro that returns boolean true if the given ipu_rotate_mode
requires the use of the Image Rotator.

Signed-off-by: Steve Longerbeam <steve_longerbeam@mentor.com>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
This commit is contained in:
Steve Longerbeam 2016-09-17 12:33:57 -07:00 committed by Philipp Zabel
parent e92e447877
commit 8b9c3d5099
2 changed files with 16 additions and 8 deletions
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2
drivers/gpu/ipu-v3/ipu-ic.c
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@ -619,7 +619,7 @@ int ipu_ic_task_idma_init(struct ipu_ic *ic, struct ipuv3_channel *channel,
ipu_ic_write(ic, ic_idmac_2, IC_IDMAC_2); ipu_ic_write(ic, ic_idmac_2, IC_IDMAC_2);
ipu_ic_write(ic, ic_idmac_3, IC_IDMAC_3); ipu_ic_write(ic, ic_idmac_3, IC_IDMAC_3);
if (rot >= IPU_ROTATE_90_RIGHT) if (ipu_rot_mode_is_irt(rot))
ic->rotation = true; ic->rotation = true;
unlock: unlock:

22
include/video/imx-ipu-v3.h
View file

@ -63,17 +63,25 @@ enum ipu_csi_dest {
/* /*
* Enumeration of IPU rotation modes * Enumeration of IPU rotation modes
*/ */
#define IPU_ROT_BIT_VFLIP (1 << 0)
#define IPU_ROT_BIT_HFLIP (1 << 1)
#define IPU_ROT_BIT_90 (1 << 2)
enum ipu_rotate_mode { enum ipu_rotate_mode {
IPU_ROTATE_NONE = 0, IPU_ROTATE_NONE = 0,
IPU_ROTATE_VERT_FLIP, IPU_ROTATE_VERT_FLIP = IPU_ROT_BIT_VFLIP,
IPU_ROTATE_HORIZ_FLIP, IPU_ROTATE_HORIZ_FLIP = IPU_ROT_BIT_HFLIP,
IPU_ROTATE_180, IPU_ROTATE_180 = (IPU_ROT_BIT_VFLIP | IPU_ROT_BIT_HFLIP),
IPU_ROTATE_90_RIGHT, IPU_ROTATE_90_RIGHT = IPU_ROT_BIT_90,
IPU_ROTATE_90_RIGHT_VFLIP, IPU_ROTATE_90_RIGHT_VFLIP = (IPU_ROT_BIT_90 | IPU_ROT_BIT_VFLIP),
IPU_ROTATE_90_RIGHT_HFLIP, IPU_ROTATE_90_RIGHT_HFLIP = (IPU_ROT_BIT_90 | IPU_ROT_BIT_HFLIP),
IPU_ROTATE_90_LEFT, IPU_ROTATE_90_LEFT = (IPU_ROT_BIT_90 |
IPU_ROT_BIT_VFLIP | IPU_ROT_BIT_HFLIP),
}; };
/* 90-degree rotations require the IRT unit */
#define ipu_rot_mode_is_irt(m) (((m) & IPU_ROT_BIT_90) != 0)
enum ipu_color_space { enum ipu_color_space {
IPUV3_COLORSPACE_RGB, IPUV3_COLORSPACE_RGB,
IPUV3_COLORSPACE_YUV, IPUV3_COLORSPACE_YUV,