[PATCH v4 2/6] venus: helpers: Add helper to check supported pixel formats
From: Stanimir Varbanov <hidden>
Date: 2022-03-03 15:06:53
Also in:
linux-arm-msm, linux-media, lkml
Subsystem:
arm/qualcomm mailing list, media input infrastructure (v4l/dvb), qualcomm venus video accelerator driver, the rest · Maintainers:
Mauro Carvalho Chehab, Vikash Garodia, Dikshita Agarwal, Linus Torvalds
Add a helper to check supported pixel format per codec and session type. Signed-off-by: Stanimir Varbanov <redacted> --- drivers/media/platform/qcom/venus/helpers.c | 23 +++++++++++++++++++++ drivers/media/platform/qcom/venus/helpers.h | 1 + 2 files changed, 24 insertions(+)
diff --git a/drivers/media/platform/qcom/venus/helpers.c b/drivers/media/platform/qcom/venus/helpers.c
index 0bca95d01650..52b198a194b3 100644
--- a/drivers/media/platform/qcom/venus/helpers.c
+++ b/drivers/media/platform/qcom/venus/helpers.c@@ -1797,6 +1797,29 @@ int venus_helper_get_out_fmts(struct venus_inst *inst, u32 v4l2_fmt, } EXPORT_SYMBOL_GPL(venus_helper_get_out_fmts); +bool venus_helper_check_format(struct venus_inst *inst, u32 v4l2_pixfmt) +{ + struct venus_core *core = inst->core; + u32 fmt = to_hfi_raw_fmt(v4l2_pixfmt); + struct hfi_plat_caps *caps; + u32 buftype; + + if (!fmt) + return false; + + caps = venus_caps_by_codec(core, inst->hfi_codec, inst->session_type); + if (!caps) + return false; + + if (inst->session_type == VIDC_SESSION_TYPE_DEC) + buftype = HFI_BUFFER_OUTPUT2; + else + buftype = HFI_BUFFER_OUTPUT; + + return find_fmt_from_caps(caps, buftype, fmt); +} +EXPORT_SYMBOL_GPL(venus_helper_check_format); + int venus_helper_set_stride(struct venus_inst *inst, unsigned int width, unsigned int height) {
diff --git a/drivers/media/platform/qcom/venus/helpers.h b/drivers/media/platform/qcom/venus/helpers.h
index 32619c3e8c97..358e4f39c9c0 100644
--- a/drivers/media/platform/qcom/venus/helpers.h
+++ b/drivers/media/platform/qcom/venus/helpers.h@@ -55,6 +55,7 @@ void venus_helper_init_instance(struct venus_inst *inst); int venus_helper_session_init(struct venus_inst *inst); int venus_helper_get_out_fmts(struct venus_inst *inst, u32 fmt, u32 *out_fmt, u32 *out2_fmt, bool ubwc); +bool venus_helper_check_format(struct venus_inst *inst, u32 v4l2_pixfmt); int venus_helper_alloc_dpb_bufs(struct venus_inst *inst); int venus_helper_free_dpb_bufs(struct venus_inst *inst); int venus_helper_intbufs_alloc(struct venus_inst *inst);
--
2.25.1