<html> <head> <style></style></head> <body class='hmmessage'><div dir='ltr'> Very ugly hack, <div><br></div><div>In file ---> intel_display.c </div><div> function --- > <span style="font-size: 10pt; ">ironlake_crtc_mode_set</span></div><div><br></div><div><div><span class="Apple-tab-span" style="white-space:pre"> </span>temp = I915_READ(_TRANSACONF);</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>I915_WRITE(_TRANSACONF, temp & ~(7<<21)); </div><div><br></div><div><span class="Apple-tab-span" style="white-space:pre"> </span>I915_WRITE( 0x60028, 0x00000000); //VSYNCSHIFT_A— Vertical Sync Shift Register This register needs to be 0x00000000 for progressive mode </div><div><br></div><div><span class="Apple-tab-span" style="white-space:pre"> </span>I915_WRITE(PIPECONF(pipe), pipeconf);</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>POSTING_READ(PIPECONF(pipe));</div><div><br></div><div><div>In file ---> i915_reg.h </div><div> #define PIPECONF_INTERLACE_W_FIELD_INDICATION<span class="Apple-tab-span" style="white-space: pre; "> </span>(7 << 21) // ( 6 << 21) </div><div><br></div><div>Not sure why the PIPECONF MASK is 110 and not 111, from intel pdf <font size="2">000b </font> Progressive Fetch / Progressive display<font size="2"> / </font><span style="font-size: 10pt; ">001b PF-ID Progressive Fetch / Interlaced display (HDMI) </span><span style="font-size: 10pt; ">Requires panel </span><span style="font-size: 10pt; ">fitting to be enabled</span><span style="font-size: 10pt; "> </span></div><div><br></div></div><div><br></div><div>Next will be to solve the RGB problem i have.</div><div><br></div><div><br></div><div><div id="SkyDrivePlaceholder"></div><hr id="stopSpelling">From: paulo_louro@msn.com<br>To: intel-gfx@lists.freedesktop.org<br>Date: Tue, 24 Jan 2012 20:38:57 +0000<br>Subject: Re: [Intel-gfx] [PROBLEM FOUND] Problem No HDMI when AV/TV in standby mode<br><br> <meta http-equiv="Content-Type" content="text/html; charset=unicode"> <meta name="Generator" content="Microsoft SafeHTML"> <style> .ExternalClass .ecxhmmessage P {padding:0px;} .ExternalClass body.ecxhmmessage {font-size:10pt;font-family:Tahoma;} </style> <div dir="ltr"> Hello all,<div><br></div><div>I think i have found why there is a problem with my Onkyo AV when the TV/AV are in standby mode.</div><div><br></div><div>I run the following test.</div><div><br></div><div>Boot PC with AV/TV in standby and dump intel registers to a file TEST1</div><div>Boot PC with AV/TV on and dump intel register to file TEST2</div><div>Using the diff to find the difference between both files i found the following:</div><div><br></div><div><div>root@SERVER:~# diff test1 test2</div><div>14c14</div><div>< PIPEACONF: 0xc0200000 (enabled, active, 8bpc)</div><div>---</div><div>> PIPEACONF: 0xc0000000 (enabled, active, 8bpc)</div><div>21c21</div><div>< VSYNCSHIFT_A: 0x0000038c</div><div>---</div><div>> VSYNCSHIFT_A: 0x00000000</div><div>125c125</div><div>< TRANSACONF: 0xc0600000 (enable, active)</div><div>---</div><div>> TRANSACONF: 0xc0000000 (enable, active)</div></div><div><br></div><div>So register <font size="2">PIPEACONF, VSYNCSHIFT_A and TRANSACONF are different. By checking intel documentation i found that this registers are </font>responsibly<font size="2"> for setting up the progressive/interleave mode. As so im thinking that this registers are not being reinitialize or cleaned. </font></div><div><font size="2"><br></font></div><div><font size="2">Is this possible? </font></div><div><font size="2"><br></font></div><div><font size="2">Since im up for one more test i used intel_reg_read/write to modified the registers and correct the values, to my surprise after writing to all the register the AV shows my desktop correctly.</font></div><div><font size="2"><br></font></div><div><font size="2">My other question is if they need to be reinitialized where in the code shall this be done? I'm up for writing a small patch to fix this issue, just need some one to point me on the right direction.</font></div><div><font size="2"><br></font></div><div><font size="2">Thanks</font></div><div><font size="2">--Paulo Louro</font></div><div><br></div><div><br></div><div><br></div><div><div><div dir="ltr"><div><div dir="ltr"><div><div><div><div dir="ltr"><div><div><br></div></div> </div></div></div></div> </div></div> </div></div></div> </div> <br>_______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/intel-gfx</div></div> </div></body> </html>