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Wed, 08 Apr 2026 09:44:02 -0700 (PDT) From: Neil Armstrong Date: Wed, 08 Apr 2026 18:43:56 +0200 Subject: [PATCH RFC 3/7] media: qcom: iris: add helpers for 8bit and 10bit formats Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260408-topic-sm8x50-iris-10bit-decoding-v1-3-428c1ec2e3f3@linaro.org> References: <20260408-topic-sm8x50-iris-10bit-decoding-v1-0-428c1ec2e3f3@linaro.org> In-Reply-To: <20260408-topic-sm8x50-iris-10bit-decoding-v1-0-428c1ec2e3f3@linaro.org> To: Vikash Garodia , Dikshita Agarwal , Abhinav Kumar , Bryan O'Donoghue , Mauro Carvalho Chehab Cc: linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, Neil Armstrong X-Mailer: b4 0.15.1 X-Developer-Signature: v=1; a=openpgp-sha256; l=1884; i=neil.armstrong@linaro.org; h=from:subject:message-id; bh=iKi7TWSPAcDpk+ligDyHGES5lhOh+3q0bJO5uJcl3nI=; b=owEBbQKS/ZANAwAKAXfc29rIyEnRAcsmYgBp1oXNQ4DoU/f9cTIzw3Zjk9DmLesZVkIfgyWgWDAE +72+T9yJAjMEAAEKAB0WIQQ9U8YmyFYF/h30LIt33NvayMhJ0QUCadaFzQAKCRB33NvayMhJ0fZZD/ 99o19TbE4D/gFQ/FM6ntLAihUWjAw4DA8q5FwvJkL6T8pbMB/UpqGQDFg1pfhksqCqpyb2STYyd9yl DMKGMb5Tb+1lbitkP1GSpscdOeUXg5oEW+eVR33aL75iw9dr39CDBAfTPYHVX/hx9OSVkSULgPTTiR o2B3oDlleXDdATt4GKIdXsHa9Ho7Uhmdr4DOGaGaoT2SKgHHNN6dHVQjq7sk3R+THRfMe4mfkXUhNx O4SMZ6K9VLSsERFd8VzTIl4EELDxVb0h5VRsI2Y9bB0iKHJltQCNuYSC/ObcxvpGH/A3K92c1lGp8m RRJp09fma8Q8D9EeWWEse3Ih8Lo0AndafKqy4KXe8tghxCqzb+GFqBIfq+tD5ZEANtvS9E6NN6GQkW 1RPA9nTG1L5BMaoEfzKUUnj7ZGgKRzBfbQTawCqiGlpCF3KKtlqPA4fyV7Jx5QkwQ14Gr0W3nF8k28 qAQs70Io536hQOlbh5OWw7qW7oa3ejTl81XB1V2xLNe1foEp8L9pQnHVduKp9JMhbqTAlhS7pk9Hu+ KD5u+xvM4zrmwgoKaWwlgqC1nfTwIVqAIKJqEkUGvPi82cN+rCmJ1vX74ol/ohRBk306DReqkEr6zG Efj9V/sMPl70FvLKoFSTywiXTh5PwuI/eqAyVji61pal1VHMnWUSACIdQE4A== X-Developer-Key: i=neil.armstrong@linaro.org; a=openpgp; fpr=89EC3D058446217450F22848169AB7B1A4CFF8AE To simplify code checking for pixel formats, add helpers to check for 8bit and 10bit formats. Signed-off-by: Neil Armstrong --- 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 26f51a0ccd04..c75dcb8e671e 100644 --- a/drivers/media/platform/qcom/iris/iris_utils.c +++ b/drivers/media/platform/qcom/iris/iris_utils.c @@ -40,6 +40,18 @@ bool iris_split_mode_enabled(struct iris_inst *inst) inst->fmt_dst->fmt.pix_mp.pixelformat == V4L2_PIX_FMT_QC10C; } +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