[v3,24/27] venus: helpers: move frame size calculations on common place

Message ID	20180613150801.11702-25-stanimir.varbanov@linaro.org
State	Superseded
Headers	show Delivered-To: patch@linaro.org Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; 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>, Stanimir Varbanov <stanimir.varbanov@linaro.org> Subject: [PATCH v3 24/27] venus: helpers: move frame size calculations on common place Date: Wed, 13 Jun 2018 18:07:58 +0300 Message-Id: <20180613150801.11702-25-stanimir.varbanov@linaro.org> In-Reply-To: <20180613150801.11702-1-stanimir.varbanov@linaro.org> References: <20180613150801.11702-1-stanimir.varbanov@linaro.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk
Series	[v3,01/27] venus: hfi_msgs: correct pointer increment \| expand [v3,01/27] venus: hfi_msgs: correct pointer increment [v3,03/27] venus: hfi: update sequence event to handle more properties [v3,04/27] venus: hfi_cmds: add set_properties for 4xx version [v3,06/27] venus: hfi: handle buffer output2 type as well [v3,07/27] venus: hfi_venus: add halt AXI support for Venus 4xx [v3,11/27] venus: core,helpers: add two more clocks found in Venus 4xx [v3,12/27] venus: hfi_parser: add common capability parser [v3,13/27] venus: helpers: rename a helper function and use buffer mode from caps [v3,14/27] venus: helpers: add a helper function to set dynamic buffer mode [v3,15/27] venus: helpers: add helper function to set actual buffer size [v3,16/27] venus: core: delete not used buffer mode flags [v3,18/27] venus: helpers: add a new helper to set raw format [v3,19/27] venus: helpers,vdec,venc: add helpers to set work mode and core usage [v3,20/27] venus: helpers: extend set_num_bufs helper with one more argument [v3,21/27] venus: helpers: add a helper to return opb buffer sizes [v3,24/27] venus: helpers: move frame size calculations on common place [v3,27/27] venus: add HEVC codec support

diff --git a/drivers/media/platform/qcom/venus/helpers.c b/drivers/media/platform/qcom/venus/helpers.c index 6b31c91528ed..a342472ae2f0 100644 --- a/drivers/media/platform/qcom/venus/helpers.c +++ b/drivers/media/platform/qcom/venus/helpers.c @@ -452,6 +452,104 @@ int venus_helper_get_bufreq(struct venus_inst *inst, u32 type, } EXPORT_SYMBOL_GPL(venus_helper_get_bufreq); +static u32 get_framesize_raw_nv12(u32 width, u32 height) +{ + u32 y_stride, uv_stride, y_plane; + u32 y_sclines, uv_sclines, uv_plane; + u32 size; + + y_stride = ALIGN(width, 128); + uv_stride = ALIGN(width, 128); + y_sclines = ALIGN(height, 32); + uv_sclines = ALIGN(((height + 1) >> 1), 16); + + y_plane = y_stride * y_sclines; + uv_plane = uv_stride * uv_sclines + SZ_4K; + size = y_plane + uv_plane + SZ_8K; + + return ALIGN(size, SZ_4K); +} + +static u32 get_framesize_raw_nv12_ubwc(u32 width, u32 height) +{ + u32 y_meta_stride, y_meta_plane; + u32 y_stride, y_plane; + u32 uv_meta_stride, uv_meta_plane; + u32 uv_stride, uv_plane; + u32 extradata = SZ_16K; + + y_meta_stride = ALIGN(DIV_ROUND_UP(width, 32), 64); + y_meta_plane = y_meta_stride * ALIGN(DIV_ROUND_UP(height, 8), 16); + y_meta_plane = ALIGN(y_meta_plane, SZ_4K); + + y_stride = ALIGN(width, 128); + y_plane = ALIGN(y_stride * ALIGN(height, 32), SZ_4K); + + uv_meta_stride = ALIGN(DIV_ROUND_UP(width / 2, 16), 64); + uv_meta_plane = uv_meta_stride * ALIGN(DIV_ROUND_UP(height / 2, 8), 16); + uv_meta_plane = ALIGN(uv_meta_plane, SZ_4K); + + uv_stride = ALIGN(width, 128); + uv_plane = ALIGN(uv_stride * ALIGN(height / 2, 32), SZ_4K); + + return ALIGN(y_meta_plane + y_plane + uv_meta_plane + uv_plane + + max(extradata, y_stride * 48), SZ_4K); +} + +u32 venus_helper_get_framesz_raw(u32 hfi_fmt, u32 width, u32 height) +{ + switch (hfi_fmt) { + case HFI_COLOR_FORMAT_NV12: + case HFI_COLOR_FORMAT_NV21: + return get_framesize_raw_nv12(width, height); + case HFI_COLOR_FORMAT_NV12_UBWC: + return get_framesize_raw_nv12_ubwc(width, height); + default: + return 0; + } +} +EXPORT_SYMBOL_GPL(venus_helper_get_framesz_raw); + +u32 venus_helper_get_framesz(u32 v4l2_fmt, u32 width, u32 height) +{ + u32 hfi_fmt, sz; + bool compressed; + + switch (v4l2_fmt) { + case V4L2_PIX_FMT_MPEG: + case V4L2_PIX_FMT_H264: + case V4L2_PIX_FMT_H264_NO_SC: + case V4L2_PIX_FMT_H264_MVC: + case V4L2_PIX_FMT_H263: + case V4L2_PIX_FMT_MPEG1: + case V4L2_PIX_FMT_MPEG2: + case V4L2_PIX_FMT_MPEG4: + case V4L2_PIX_FMT_XVID: + case V4L2_PIX_FMT_VC1_ANNEX_G: + case V4L2_PIX_FMT_VC1_ANNEX_L: + case V4L2_PIX_FMT_VP8: + case V4L2_PIX_FMT_VP9: + case V4L2_PIX_FMT_HEVC: + compressed = true; + break; + default: + compressed = false; + break; + } + + if (compressed) { + sz = ALIGN(height, 32) * ALIGN(width, 32) * 3 / 2 / 2; + return ALIGN(sz, SZ_4K); + } + + hfi_fmt = to_hfi_raw_fmt(v4l2_fmt); + if (!hfi_fmt) + return 0; + + return venus_helper_get_framesz_raw(hfi_fmt, width, height); +} +EXPORT_SYMBOL_GPL(venus_helper_get_framesz); + int venus_helper_set_input_resolution(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 92be45894a69..92b167a47166 100644 --- a/drivers/media/platform/qcom/venus/helpers.h +++ b/drivers/media/platform/qcom/venus/helpers.h @@ -33,6 +33,8 @@ void venus_helper_m2m_device_run(void *priv); void venus_helper_m2m_job_abort(void *priv); int venus_helper_get_bufreq(struct venus_inst *inst, u32 type, struct hfi_buffer_requirements *req); +u32 venus_helper_get_framesz_raw(u32 hfi_fmt, u32 width, u32 height); +u32 venus_helper_get_framesz(u32 v4l2_fmt, u32 width, u32 height); int venus_helper_set_input_resolution(struct venus_inst *inst, unsigned int width, unsigned int height); int venus_helper_set_output_resolution(struct venus_inst *inst, diff --git a/drivers/media/platform/qcom/venus/vdec.c b/drivers/media/platform/qcom/venus/vdec.c index 4d3f1cd7ed1d..4e8a4086e6fa 100644 --- a/drivers/media/platform/qcom/venus/vdec.c +++ b/drivers/media/platform/qcom/venus/vdec.c @@ -29,29 +29,6 @@ #include "helpers.h" #include "vdec.h" -static u32 get_framesize_uncompressed(unsigned int plane, u32 width, u32 height) -{ - u32 y_stride, uv_stride, y_plane; - u32 y_sclines, uv_sclines, uv_plane; - u32 size; - - y_stride = ALIGN(width, 128); - uv_stride = ALIGN(width, 128); - y_sclines = ALIGN(height, 32); - uv_sclines = ALIGN(((height + 1) >> 1), 16); - - y_plane = y_stride * y_sclines; - uv_plane = uv_stride * uv_sclines + SZ_4K; - size = y_plane + uv_plane + SZ_8K; - - return ALIGN(size, SZ_4K); -} - -static u32 get_framesize_compressed(unsigned int width, unsigned int height) -{ - return ((width * height * 3 / 2) / 2) + 128; -} - /* * Three resons to keep MPLANE formats (despite that the number of planes * currently is one): @@ -160,7 +137,6 @@ vdec_try_fmt_common(struct venus_inst *inst, struct v4l2_format *f) struct v4l2_pix_format_mplane *pixmp = &f->fmt.pix_mp; struct v4l2_plane_pix_format *pfmt = pixmp->plane_fmt; const struct venus_format *fmt; - unsigned int p; memset(pfmt[0].reserved, 0, sizeof(pfmt[0].reserved)); memset(pixmp->reserved, 0, sizeof(pixmp->reserved)); @@ -191,18 +167,14 @@ vdec_try_fmt_common(struct venus_inst *inst, struct v4l2_format *f) pixmp->num_planes = fmt->num_planes; pixmp->flags = 0; - if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { - for (p = 0; p < pixmp->num_planes; p++) { - pfmt[p].sizeimage = - get_framesize_uncompressed(p, pixmp->width, - pixmp->height); - pfmt[p].bytesperline = ALIGN(pixmp->width, 128); - } - } else { - pfmt[0].sizeimage = get_framesize_compressed(pixmp->width, - pixmp->height); + pfmt[0].sizeimage = venus_helper_get_framesz(pixmp->pixelformat, + pixmp->width, + pixmp->height); + + if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) + pfmt[0].bytesperline = ALIGN(pixmp->width, 128); + else pfmt[0].bytesperline = 0; - } return fmt; } @@ -647,7 +619,7 @@ 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, in_num, out_num; + unsigned int in_num, out_num; int ret = 0; if (*num_planes) { @@ -677,7 +649,8 @@ static int vdec_queue_setup(struct vb2_queue *q, 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, + sizes[0] = venus_helper_get_framesz(inst->fmt_out->pixfmt, + inst->out_width, inst->out_height); inst->input_buf_size = sizes[0]; *num_buffers = max(*num_buffers, in_num); @@ -686,10 +659,9 @@ static int vdec_queue_setup(struct vb2_queue *q, break; case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE: *num_planes = inst->fmt_cap->num_planes; - - for (p = 0; p < *num_planes; p++) - sizes[p] = get_framesize_uncompressed(p, inst->width, - inst->height); + sizes[0] = venus_helper_get_framesz(inst->fmt_cap->pixfmt, + inst->width, + inst->height); inst->output_buf_size = sizes[0]; *num_buffers = max(*num_buffers, out_num); inst->num_output_bufs = *num_buffers; diff --git a/drivers/media/platform/qcom/venus/venc.c b/drivers/media/platform/qcom/venus/venc.c index abde7d6d123f..31aafe487fa1 100644 --- a/drivers/media/platform/qcom/venus/venc.c +++ b/drivers/media/platform/qcom/venus/venc.c @@ -31,32 +31,6 @@ #define NUM_B_FRAMES_MAX 4 -static u32 get_framesize_uncompressed(unsigned int plane, u32 width, u32 height) -{ - u32 y_stride, uv_stride, y_plane; - u32 y_sclines, uv_sclines, uv_plane; - u32 size; - - y_stride = ALIGN(width, 128); - uv_stride = ALIGN(width, 128); - y_sclines = ALIGN(height, 32); - uv_sclines = ALIGN(((height + 1) >> 1), 16); - - y_plane = y_stride * y_sclines; - uv_plane = uv_stride * uv_sclines + SZ_4K; - size = y_plane + uv_plane + SZ_8K; - size = ALIGN(size, SZ_4K); - - return size; -} - -static u32 get_framesize_compressed(u32 width, u32 height) -{ - u32 sz = ALIGN(height, 32) * ALIGN(width, 32) * 3 / 2 / 2; - - return ALIGN(sz, SZ_4K); -} - /* * Three resons to keep MPLANE formats (despite that the number of planes * currently is one): @@ -284,7 +258,6 @@ venc_try_fmt_common(struct venus_inst *inst, struct v4l2_format *f) struct v4l2_pix_format_mplane *pixmp = &f->fmt.pix_mp; struct v4l2_plane_pix_format *pfmt = pixmp->plane_fmt; const struct venus_format *fmt; - unsigned int p; memset(pfmt[0].reserved, 0, sizeof(pfmt[0].reserved)); memset(pixmp->reserved, 0, sizeof(pixmp->reserved)); @@ -318,19 +291,14 @@ venc_try_fmt_common(struct venus_inst *inst, struct v4l2_format *f) pixmp->num_planes = fmt->num_planes; pixmp->flags = 0; - if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { - for (p = 0; p < pixmp->num_planes; p++) { - pfmt[p].sizeimage = - get_framesize_uncompressed(p, pixmp->width, - pixmp->height); + pfmt[0].sizeimage = venus_helper_get_framesz(pixmp->pixelformat, + pixmp->width, + pixmp->height); - pfmt[p].bytesperline = ALIGN(pixmp->width, 128); - } - } else { - pfmt[0].sizeimage = get_framesize_compressed(pixmp->width, - pixmp->height); + if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) + pfmt[0].bytesperline = ALIGN(pixmp->width, 128); + else pfmt[0].bytesperline = 0; - } return fmt; } @@ -845,7 +813,7 @@ static int venc_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, min = 4; + unsigned int num, min = 4; int ret = 0; if (*num_planes) { @@ -880,16 +848,18 @@ static int venc_queue_setup(struct vb2_queue *q, *num_buffers = max(*num_buffers, num); inst->num_input_bufs = *num_buffers; - for (p = 0; p < *num_planes; ++p) - sizes[p] = get_framesize_uncompressed(p, inst->width, - inst->height); + sizes[0] = venus_helper_get_framesz(inst->fmt_out->pixfmt, + inst->width, + inst->height); inst->input_buf_size = sizes[0]; break; case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE: *num_planes = inst->fmt_cap->num_planes; *num_buffers = max(*num_buffers, min); inst->num_output_bufs = *num_buffers; - sizes[0] = get_framesize_compressed(inst->width, inst->height); + sizes[0] = venus_helper_get_framesz(inst->fmt_cap->pixfmt, + inst->width, + inst->height); inst->output_buf_size = sizes[0]; break; default:

[v3,24/27] venus: helpers: move frame size calculations on common place

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