[PATCH v2 1/6] media: qcom: iris: add helpers for 8bit and 10bit formats

[Neil Armstrong <neil.armstrong@linaro.org>]

To simplify code checking for pixel formats, add helpers to
check for 8bit and 10bit formats.

Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
---
 drivers/media/platform/qcom/iris/iris_utils.c | 12 ++++++++++++
 drivers/media/platform/qcom/iris/iris_utils.h |  2 ++
 2 files changed, 14 insertions(+)

diff --git a/drivers/media/platform/qcom/iris/iris_utils.c b/drivers/media/platform/qcom/iris/iris_utils.c
index cfc5b576ec56..bdedd6bfa87a 100644
--- a/drivers/media/platform/qcom/iris/iris_utils.c
+++ b/drivers/media/platform/qcom/iris/iris_utils.c
@@ -38,6 +38,18 @@ bool iris_split_mode_enabled(struct iris_inst *inst)
 		inst->fmt_dst->fmt.pix_mp.pixelformat == V4L2_PIX_FMT_QC08C;
 }
 
+bool iris_fmt_is_8bit(__u32 pixelformat)
+{
+	return pixelformat == V4L2_PIX_FMT_NV12 ||
+		pixelformat == V4L2_PIX_FMT_QC08C;
+}
+
+bool iris_fmt_is_10bit(__u32 pixelformat)
+{
+	return pixelformat == V4L2_PIX_FMT_P010 ||
+		pixelformat == V4L2_PIX_FMT_QC10C;
+}
+
 void iris_helper_buffers_done(struct iris_inst *inst, unsigned int type,
 			      enum vb2_buffer_state state)
 {
diff --git a/drivers/media/platform/qcom/iris/iris_utils.h b/drivers/media/platform/qcom/iris/iris_utils.h
index b5705d156431..35337c5da005 100644
--- a/drivers/media/platform/qcom/iris/iris_utils.h
+++ b/drivers/media/platform/qcom/iris/iris_utils.h
@@ -45,6 +45,8 @@ bool iris_res_is_less_than(u32 width, u32 height,
 			   u32 ref_width, u32 ref_height);
 int iris_get_mbpf(struct iris_inst *inst);
 bool iris_split_mode_enabled(struct iris_inst *inst);
+bool iris_fmt_is_8bit(__u32 pixelformat);
+bool iris_fmt_is_10bit(__u32 pixelformat);
 struct iris_inst *iris_get_instance(struct iris_core *core, u32 session_id);
 void iris_helper_buffers_done(struct iris_inst *inst, unsigned int type,
 			      enum vb2_buffer_state state);

-- 
2.34.1