tree: git://anongit.freedesktop.org/tegra/linux.git drm/tegra/for-next head: e01c78172871cc703e6228fe2b195a3876e1a0a9 commit: db5652be58a96bdde402cabebc0567ee08631276 [10/24] gpu: host1x: Introduce support for wide opcodes config: arm-tegra_defconfig (attached as .config) compiler: arm-linux-gnueabi-gcc (Debian 8.2.0-11) 8.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout db5652be58a96bdde402cabebc0567ee08631276 # save the attached .config to linux build tree GCC_VERSION=8.2.0 make.cross ARCH=arm

All errors (new ones prefixed by >>):

drivers/gpu/host1x/cdma.c: In function 'host1x_cdma_wait_pushbuffer_space':

...

drivers/gpu/host1x/cdma.c:253:13: error: 'struct host1x_cdma' has no member named 'sem'

down(&cdma->sem); ^~

vim +253 drivers/gpu/host1x/cdma.c

219 220 /* 221 * Sleep (if necessary) until the push buffer has enough free space. 222 * 223 * Must be called with the cdma lock held. 224 */ 225 int host1x_cdma_wait_pushbuffer_space(struct host1x *host1x, 226 struct host1x_cdma *cdma, 227 unsigned int needed) 228 { 229 while (true) { 230 struct push_buffer *pb = &cdma->push_buffer; 231 unsigned int space; 232 233 space = host1x_pushbuffer_space(pb); 234 if (space >= needed) 235 break; 236 237 trace_host1x_wait_cdma(dev_name(cdma_to_channel(cdma)->dev), 238 CDMA_EVENT_PUSH_BUFFER_SPACE); 239 240 host1x_hw_cdma_flush(host1x, cdma); 241 242 /* If somebody has managed to already start waiting, yield */ 243 if (cdma->event != CDMA_EVENT_NONE) { 244 mutex_unlock(&cdma->lock); 245 schedule(); 246 mutex_lock(&cdma->lock); 247 continue; 248 } 249 250 cdma->event = CDMA_EVENT_PUSH_BUFFER_SPACE; 251 252 mutex_unlock(&cdma->lock);

253 down(&cdma->sem);

254 mutex_lock(&cdma->lock); 255 } 256 257 return 0; 258 } 259 /* 260 * Start timer that tracks the time spent by the job. 261 * Must be called with the cdma lock held. 262 */ 263 static void cdma_start_timer_locked(struct host1x_cdma *cdma, 264 struct host1x_job *job) 265 { 266 struct host1x *host = cdma_to_host1x(cdma); 267 268 if (cdma->timeout.client) { 269 /* timer already started */ 270 return; 271 } 272 273 cdma->timeout.client = job->client; 274 cdma->timeout.syncpt = host1x_syncpt_get(host, job->syncpt_id); 275 cdma->timeout.syncpt_val = job->syncpt_end; 276 cdma->timeout.start_ktime = ktime_get(); 277 278 schedule_delayed_work(&cdma->timeout.wq, 279 msecs_to_jiffies(job->timeout)); 280 } 281

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