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Message-ID: <202102230504.KLeNPqGC-lkp@intel.com>
Date: Tue, 23 Feb 2021 05:59:30 +0800
From: kernel test robot <lkp@...el.com>
To: Mirela Rabulea <mirela.rabulea@....nxp.com>, mchehab@...nel.org,
hverkuil-cisco@...all.nl, shawnguo@...nel.org, robh+dt@...nel.org,
p.zabel@...gutronix.de
Cc: kbuild-all@...ts.01.org, paul.kocialkowski@...tlin.com,
linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-imx@....com, s.hauer@...gutronix.de
Subject: Re: [PATCH v8 9/9] media: imx-jpeg: Use v4l2 jpeg helpers in mxc-jpeg
Hi Mirela,
I love your patch! Perhaps something to improve:
[auto build test WARNING on linuxtv-media/master]
[also build test WARNING on shawnguo/for-next robh/for-next linus/master v5.11 next-20210222]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url: https://github.com/0day-ci/linux/commits/Mirela-Rabulea/Add-V4L2-driver-for-i-MX8-JPEG-Encoder-Decoder/20210223-031832
base: git://linuxtv.org/media_tree.git master
config: x86_64-randconfig-m001-20210222 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
smatch warnings:
drivers/media/platform/imx-jpeg/mxc-jpeg.c:1220 mxc_jpeg_parse() warn: inconsistent indenting
vim +1220 drivers/media/platform/imx-jpeg/mxc-jpeg.c
1190
1191 static int mxc_jpeg_parse(struct mxc_jpeg_ctx *ctx,
1192 u8 *src_addr, u32 size, bool *dht_needed)
1193 {
1194 struct device *dev = ctx->mxc_jpeg->dev;
1195 struct mxc_jpeg_q_data *q_data_out, *q_data_cap;
1196 enum v4l2_buf_type cap_type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE;
1197 bool src_chg = false;
1198 u32 fourcc;
1199 struct v4l2_jpeg_header header;
1200 struct mxc_jpeg_sof *psof = NULL;
1201 struct mxc_jpeg_sos *psos = NULL;
1202 int ret;
1203
1204 memset(&header, 0, sizeof(header));
1205 ret = v4l2_jpeg_parse_header((void *)src_addr, size, &header);
1206 if (ret < 0) {
1207 dev_err(dev, "Error parsing JPEG stream markers\n");
1208 return ret;
1209 }
1210
1211 /* if DHT marker present, no need to inject default one */
1212 *dht_needed = (header.num_dht == 0);
1213
1214 q_data_out = mxc_jpeg_get_q_data(ctx,
1215 V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE);
1216 if (q_data_out->w == 0 && q_data_out->h == 0) {
1217 dev_warn(dev, "Invalid user resolution 0x0");
1218 dev_warn(dev, "Keeping resolution from JPEG: %dx%d",
1219 header.frame.width, header.frame.height);
> 1220 q_data_out->w = header.frame.width;
1221 q_data_out->h = header.frame.height;
1222 } else if (header.frame.width != q_data_out->w ||
1223 header.frame.height != q_data_out->h) {
1224 dev_err(dev,
1225 "Resolution mismatch: %dx%d (JPEG) versus %dx%d(user)",
1226 header.frame.width, header.frame.height,
1227 q_data_out->w, q_data_out->h);
1228 return -EINVAL;
1229 }
1230 if (header.frame.width % 8 != 0 || header.frame.height % 8 != 0) {
1231 dev_err(dev, "JPEG width or height not multiple of 8: %dx%d\n",
1232 header.frame.width, header.frame.height);
1233 return -EINVAL;
1234 }
1235 if (header.frame.width > MXC_JPEG_MAX_WIDTH ||
1236 header.frame.height > MXC_JPEG_MAX_HEIGHT) {
1237 dev_err(dev, "JPEG width or height should be <= 8192: %dx%d\n",
1238 header.frame.width, header.frame.height);
1239 return -EINVAL;
1240 }
1241 if (header.frame.width < MXC_JPEG_MIN_WIDTH ||
1242 header.frame.height < MXC_JPEG_MIN_HEIGHT) {
1243 dev_err(dev, "JPEG width or height should be > 64: %dx%d\n",
1244 header.frame.width, header.frame.height);
1245 return -EINVAL;
1246 }
1247 if (header.frame.num_components > V4L2_JPEG_MAX_COMPONENTS) {
1248 dev_err(dev, "JPEG number of components should be <=%d",
1249 V4L2_JPEG_MAX_COMPONENTS);
1250 return -EINVAL;
1251 }
1252 /* check and, if necessary, patch component IDs*/
1253 psof = (struct mxc_jpeg_sof *)header.sof.start;
1254 psos = (struct mxc_jpeg_sos *)header.sos.start;
1255 if (!mxc_jpeg_valid_comp_id(dev, psof, psos))
1256 dev_warn(dev, "JPEG component ids should be 0-3 or 1-4");
1257
1258 fourcc = mxc_jpeg_get_image_format(dev, header);
1259 if (fourcc == 0)
1260 return -EINVAL;
1261
1262 /*
1263 * set-up the capture queue with the pixelformat and resolution
1264 * detected from the jpeg output stream
1265 */
1266 q_data_cap = mxc_jpeg_get_q_data(ctx, cap_type);
1267 if (q_data_cap->w != header.frame.width ||
1268 q_data_cap->h != header.frame.height)
1269 src_chg = true;
1270 q_data_cap->w = header.frame.width;
1271 q_data_cap->h = header.frame.height;
1272 q_data_cap->fmt = mxc_jpeg_find_format(ctx, fourcc);
1273 q_data_cap->w_adjusted = q_data_cap->w;
1274 q_data_cap->h_adjusted = q_data_cap->h;
1275 /*
1276 * align up the resolution for CAST IP,
1277 * but leave the buffer resolution unchanged
1278 */
1279 v4l_bound_align_image(&q_data_cap->w_adjusted,
1280 q_data_cap->w_adjusted, /* adjust up */
1281 MXC_JPEG_MAX_WIDTH,
1282 q_data_cap->fmt->h_align,
1283 &q_data_cap->h_adjusted,
1284 q_data_cap->h_adjusted, /* adjust up */
1285 MXC_JPEG_MAX_HEIGHT,
1286 q_data_cap->fmt->v_align,
1287 0);
1288 dev_dbg(dev, "Detected jpeg res=(%dx%d)->(%dx%d), pixfmt=%c%c%c%c\n",
1289 q_data_cap->w, q_data_cap->h,
1290 q_data_cap->w_adjusted, q_data_cap->h_adjusted,
1291 (fourcc & 0xff),
1292 (fourcc >> 8) & 0xff,
1293 (fourcc >> 16) & 0xff,
1294 (fourcc >> 24) & 0xff);
1295
1296 /* setup bytesperline/sizeimage for capture queue */
1297 mxc_jpeg_bytesperline(q_data_cap, header.frame.precision);
1298 mxc_jpeg_sizeimage(q_data_cap);
1299
1300 /*
1301 * if the CAPTURE format was updated with new values, regardless of
1302 * whether they match the values set by the client or not, signal
1303 * a source change event
1304 */
1305 if (src_chg)
1306 notify_src_chg(ctx);
1307
1308 return 0;
1309 }
1310
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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