[PATCH v4 17/27] media: rockchip: rga: use card type to specify rga type
From: Sven Püschel <hidden>
Date: 2026-03-25 14:51:18
Also in:
linux-arm-kernel, linux-media, linux-rockchip, lkml
Subsystem:
arm/rockchip soc support, media input infrastructure (v4l/dvb), rockchip raster 2d graphic acceleration unit driver, the rest · Maintainers:
Heiko Stuebner, Mauro Carvalho Chehab, Jacob Chen, Ezequiel Garcia, Linus Torvalds
In preparation of the RGA3 support add a filed to the rga_hw struct to specify the desired card type value. This allows the user to differentiate the RGA2 and RGA3 video device nodes. Reviewed-by: Nicolas Dufresne <nicolas.dufresne@collabora.com> Signed-off-by: Sven Püschel <redacted> --- drivers/media/platform/rockchip/rga/rga-hw.c | 1 + drivers/media/platform/rockchip/rga/rga.c | 4 +++- drivers/media/platform/rockchip/rga/rga.h | 1 + 3 files changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/media/platform/rockchip/rga/rga-hw.c b/drivers/media/platform/rockchip/rga/rga-hw.c
index 7a4070665fed7..f6070508b1475 100644
--- a/drivers/media/platform/rockchip/rga/rga-hw.c
+++ b/drivers/media/platform/rockchip/rga/rga-hw.c@@ -577,6 +577,7 @@ static struct rga_fmt formats[] = { }; const struct rga_hw rga2_hw = { + .card_type = "rga2", .formats = formats, .num_formats = ARRAY_SIZE(formats), .cmdbuf_size = RGA_CMDBUF_SIZE,
diff --git a/drivers/media/platform/rockchip/rga/rga.c b/drivers/media/platform/rockchip/rga/rga.c
index 75d05c86b1c00..421a70558c3c7 100644
--- a/drivers/media/platform/rockchip/rga/rga.c
+++ b/drivers/media/platform/rockchip/rga/rga.c@@ -306,8 +306,10 @@ static const struct v4l2_file_operations rga_fops = { static int vidioc_querycap(struct file *file, void *priv, struct v4l2_capability *cap) { + struct rockchip_rga *rga = video_drvdata(file); + strscpy(cap->driver, RGA_NAME, sizeof(cap->driver)); - strscpy(cap->card, "rockchip-rga", sizeof(cap->card)); + strscpy(cap->card, rga->hw->card_type, sizeof(cap->card)); strscpy(cap->bus_info, "platform:rga", sizeof(cap->bus_info)); return 0;
diff --git a/drivers/media/platform/rockchip/rga/rga.h b/drivers/media/platform/rockchip/rga/rga.h
index 454af283b1694..dc6f90b843c32 100644
--- a/drivers/media/platform/rockchip/rga/rga.h
+++ b/drivers/media/platform/rockchip/rga/rga.h@@ -145,6 +145,7 @@ static inline void rga_mod(struct rockchip_rga *rga, u32 reg, u32 val, u32 mask) }; struct rga_hw { + const char *card_type; struct rga_fmt *formats; u32 num_formats; size_t cmdbuf_size;
--
2.53.0