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From: Stanimir Varbanov <stanimir.varbanov@linaro.org>
To: Mauro Carvalho Chehab <mchehab@kernel.org>,
	Hans Verkuil <hverkuil@xs4all.nl>
Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-arm-msm@vger.kernel.org,
	Vikash Garodia <vgarodia@codeaurora.org>,
	Tomasz Figa <tfiga@chromium.org>,
	Alexandre Courbot <acourbot@chromium.org>,
	Stanimir Varbanov <stanimir.varbanov@linaro.org>
Subject: [PATCH v5 22/27] venus: vdec: get required input buffers as well
Date: Thu,  5 Jul 2018 16:03:56 +0300	[thread overview]
Message-ID: <20180705130401.24315-23-stanimir.varbanov@linaro.org> (raw)
In-Reply-To: <20180705130401.24315-1-stanimir.varbanov@linaro.org>

Rework and rename vdec_cap_num_buffers() to get the number of
input buffers too.

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Reviewed-by: Tomasz Figa <tfiga@chromium.org>
---
 drivers/media/platform/qcom/venus/vdec.c | 41 +++++++++++++++++++-------------
 1 file changed, 24 insertions(+), 17 deletions(-)

diff --git a/drivers/media/platform/qcom/venus/vdec.c b/drivers/media/platform/qcom/venus/vdec.c
index 3af1fb81cc32..c98084f51e5e 100644
--- a/drivers/media/platform/qcom/venus/vdec.c
+++ b/drivers/media/platform/qcom/venus/vdec.c
@@ -603,19 +603,32 @@ static int vdec_init_session(struct venus_inst *inst)
 	return ret;
 }
 
-static int vdec_cap_num_buffers(struct venus_inst *inst, unsigned int *num)
+static int vdec_num_buffers(struct venus_inst *inst, unsigned int *in_num,
+			    unsigned int *out_num)
 {
+	enum hfi_version ver = inst->core->res->hfi_version;
 	struct hfi_buffer_requirements bufreq;
 	int ret;
 
+	*in_num = *out_num = 0;
+
 	ret = vdec_init_session(inst);
 	if (ret)
 		return ret;
 
+	ret = venus_helper_get_bufreq(inst, HFI_BUFFER_INPUT, &bufreq);
+	if (ret)
+		goto deinit;
+
+	*in_num = HFI_BUFREQ_COUNT_MIN(&bufreq, ver);
+
 	ret = venus_helper_get_bufreq(inst, HFI_BUFFER_OUTPUT, &bufreq);
+	if (ret)
+		goto deinit;
 
-	*num = bufreq.count_actual;
+	*out_num = HFI_BUFREQ_COUNT_MIN(&bufreq, ver);
 
+deinit:
 	hfi_session_deinit(inst);
 
 	return ret;
@@ -626,7 +639,7 @@ static int vdec_queue_setup(struct vb2_queue *q,
 			    unsigned int sizes[], struct device *alloc_devs[])
 {
 	struct venus_inst *inst = vb2_get_drv_priv(q);
-	unsigned int p, num;
+	unsigned int p, in_num, out_num;
 	int ret = 0;
 
 	if (*num_planes) {
@@ -649,35 +662,29 @@ static int vdec_queue_setup(struct vb2_queue *q,
 		return 0;
 	}
 
+	ret = vdec_num_buffers(inst, &in_num, &out_num);
+	if (ret)
+		return ret;
+
 	switch (q->type) {
 	case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE:
 		*num_planes = inst->fmt_out->num_planes;
 		sizes[0] = get_framesize_compressed(inst->out_width,
 						    inst->out_height);
 		inst->input_buf_size = sizes[0];
+		*num_buffers = max(*num_buffers, in_num);
 		inst->num_input_bufs = *num_buffers;
-
-		ret = vdec_cap_num_buffers(inst, &num);
-		if (ret)
-			break;
-
-		inst->num_output_bufs = num;
+		inst->num_output_bufs = out_num;
 		break;
 	case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE:
 		*num_planes = inst->fmt_cap->num_planes;
 
-		ret = vdec_cap_num_buffers(inst, &num);
-		if (ret)
-			break;
-
-		*num_buffers = max(*num_buffers, num);
-
 		for (p = 0; p < *num_planes; p++)
 			sizes[p] = get_framesize_uncompressed(p, inst->width,
 							      inst->height);
-
-		inst->num_output_bufs = *num_buffers;
 		inst->output_buf_size = sizes[0];
+		*num_buffers = max(*num_buffers, out_num);
+		inst->num_output_bufs = *num_buffers;
 		break;
 	default:
 		ret = -EINVAL;
-- 
2.14.1


  parent reply	other threads:[~2018-07-05 13:05 UTC|newest]

Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-07-05 13:03 [PATCH v5 00/27] Venus updates Stanimir Varbanov
2018-07-05 13:03 ` [PATCH v5 01/27] venus: hfi_msgs: correct pointer increment Stanimir Varbanov
2018-07-05 13:03 ` [PATCH v5 02/27] venus: hfi: preparation to support venus 4xx Stanimir Varbanov
2018-07-05 13:03 ` [PATCH v5 03/27] venus: hfi: update sequence event to handle more properties Stanimir Varbanov
2018-07-05 13:03 ` [PATCH v5 04/27] venus: hfi_cmds: add set_properties for 4xx version Stanimir Varbanov
2018-07-05 13:03 ` [PATCH v5 05/27] venus: hfi: support session continue " Stanimir Varbanov
2018-07-05 13:03 ` [PATCH v5 06/27] venus: hfi: handle buffer output2 type as well Stanimir Varbanov
2018-07-05 13:03 ` [PATCH v5 07/27] venus: hfi_venus: add halt AXI support for Venus 4xx Stanimir Varbanov
2018-07-05 13:03 ` [PATCH v5 08/27] venus: hfi_venus: fix suspend function for venus 3xx versions Stanimir Varbanov
2018-07-05 13:03 ` [PATCH v5 09/27] venus: hfi_venus: move set of default properties to core init Stanimir Varbanov
2018-07-05 13:03 ` [PATCH v5 10/27] venus: hfi_venus: add suspend functionality for Venus 4xx Stanimir Varbanov
2018-07-05 13:03 ` [PATCH v5 11/27] venus: core,helpers: add two more clocks found in " Stanimir Varbanov
2018-07-05 13:03 ` [PATCH v5 12/27] venus: hfi_parser: add common capability parser Stanimir Varbanov
2018-07-06 11:21   ` Hans Verkuil
2018-07-06 12:19     ` Stanimir Varbanov
2018-07-06 12:27       ` Hans Verkuil
2018-07-06 12:47   ` [PATCH v6 " Stanimir Varbanov
2018-07-05 13:03 ` [PATCH v5 13/27] venus: helpers: rename a helper function and use buffer mode from caps Stanimir Varbanov
2018-07-05 13:03 ` [PATCH v5 14/27] venus: helpers: add a helper function to set dynamic buffer mode Stanimir Varbanov
2018-07-05 13:03 ` [PATCH v5 15/27] venus: helpers: add helper function to set actual buffer size Stanimir Varbanov
2018-07-05 13:03 ` [PATCH v5 16/27] venus: core: delete not used buffer mode flags Stanimir Varbanov
2018-07-05 13:03 ` [PATCH v5 17/27] venus: helpers: add buffer type argument to a helper Stanimir Varbanov
2018-07-05 13:03 ` [PATCH v5 18/27] venus: helpers: add a new helper to set raw format Stanimir Varbanov
2018-07-05 13:03 ` [PATCH v5 19/27] venus: helpers,vdec,venc: add helpers to set work mode and core usage Stanimir Varbanov
2018-07-05 13:03 ` [PATCH v5 20/27] venus: helpers: extend set_num_bufs helper with one more argument Stanimir Varbanov
2018-07-05 13:03 ` [PATCH v5 21/27] venus: helpers: add a helper to return opb buffer sizes Stanimir Varbanov
2018-07-05 13:03 ` Stanimir Varbanov [this message]
2018-07-05 13:03 ` [PATCH v5 23/27] venus: vdec: a new function for output configuration Stanimir Varbanov
2018-07-05 13:03 ` [PATCH v5 24/27] venus: helpers: move frame size calculations on common place Stanimir Varbanov
2018-07-05 13:03 ` [PATCH v5 25/27] venus: implementing multi-stream support Stanimir Varbanov
2018-07-05 13:04 ` [PATCH v5 26/27] venus: core: add sdm845 DT compatible and resource data Stanimir Varbanov
2018-07-05 13:04 ` [PATCH v5 27/27] venus: add HEVC codec support Stanimir Varbanov
2018-07-05 14:07 ` [PATCH v5 00/27] Venus updates Tomasz Figa
2018-07-05 14:08   ` Hans Verkuil
2018-07-05 14:51     ` Stanimir Varbanov
2018-07-05 15:00       ` Alexandre Courbot
2018-07-06  3:55         ` Alexandre Courbot
2018-07-06  7:11           ` Stanimir Varbanov

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