[PATCH 05/16] media: vimc: Create multiplanar parameter

From: Andrà Almeida
Date: Fri Mar 15 2019 - 12:45:18 EST


Create multiplanar kernel module parameter to define if
the driver is running in single planar or in multiplanar mode.

Signed-off-by: Andrà Almeida <andrealmeid@xxxxxxxxxxxxx>
---
drivers/media/platform/vimc/vimc-common.h | 2 ++
drivers/media/platform/vimc/vimc-core.c | 8 ++++++++
2 files changed, 10 insertions(+)

diff --git a/drivers/media/platform/vimc/vimc-common.h b/drivers/media/platform/vimc/vimc-common.h
index 7ceb9ea937e2..25e47c8691dd 100644
--- a/drivers/media/platform/vimc/vimc-common.h
+++ b/drivers/media/platform/vimc/vimc-common.h
@@ -26,6 +26,8 @@

#define VIMC_PDEV_NAME "vimc"

+extern unsigned int multiplanar;
+
/* VIMC-specific controls */
#define VIMC_CID_VIMC_BASE (0x00f00000 | 0xf000)
#define VIMC_CID_VIMC_CLASS (0x00f00000 | 1)
diff --git a/drivers/media/platform/vimc/vimc-core.c b/drivers/media/platform/vimc/vimc-core.c
index 0fbb7914098f..34ca90fa6e79 100644
--- a/drivers/media/platform/vimc/vimc-core.c
+++ b/drivers/media/platform/vimc/vimc-core.c
@@ -26,6 +26,11 @@

#define VIMC_MDEV_MODEL_NAME "VIMC MDEV"

+unsigned int multiplanar;
+module_param(multiplanar, uint, 0000);
+MODULE_PARM_DESC(sca_mult, "0 (default) creates a single planar device, 1 creates a multiplanar device.");
+
+
#define VIMC_ENT_LINK(src, srcpad, sink, sinkpad, link_flags) { \
.src_ent = src, \
.src_pad = srcpad, \
@@ -388,6 +393,9 @@ static int __init vimc_init(void)
return ret;
}

+ dev_dbg(&vimc_dev.pdev.dev, "vimc: multiplanar mode is %s\n",
+ multiplanar ? "ON" : "OFF");
+
return 0;
}

--
2.21.0