From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rodrigo Vivi Subject: Re: [PATCH 07/10] drm/i915/dmc: add support to load dmc_header version 3 Date: Thu, 23 May 2019 11:57:19 -0700 Message-ID: <20190523185719.GT4441@intel.com> References: <20190523082420.10352-1-lucas.demarchi@intel.com> <20190523082420.10352-7-lucas.demarchi@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by gabe.freedesktop.org (Postfix) with ESMTPS id 8E4FE89E0D for ; Thu, 23 May 2019 18:56:53 +0000 (UTC) Content-Disposition: inline In-Reply-To: <20190523082420.10352-7-lucas.demarchi@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Lucas De Marchi Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gVGh1LCBNYXkgMjMsIDIwMTkgYXQgMDE6MjQ6MTdBTSAtMDcwMCwgTHVjYXMgRGUgTWFyY2hp IHdyb3RlOgo+IE1haW4gZGlmZmVyZW5jZSBpcyB0aGF0IG5vdyB0aGVyZSBhcmUgdXAgdG8gMjAg TU1JT3MgdGhhdCBjYW4gYmUgc2V0IGFuZAo+IGEgbG90IG9mIG5vaXNlIGR1ZSB0byB0aGUgc3Ry dWN0IGNoYW5naW5nIHRoZSBmaWVsZHMgaW4gdGhlIG1pZGRsZS4KPiAKPiBTaWduZWQtb2ZmLWJ5 OiBMdWNhcyBEZSBNYXJjaGkgPGx1Y2FzLmRlbWFyY2hpQGludGVsLmNvbT4KPiAtLS0KPiAgZHJp dmVycy9ncHUvZHJtL2k5MTUvaTkxNV9kcnYuaCAgfCAgIDQgKy0KPiAgZHJpdmVycy9ncHUvZHJt L2k5MTUvaW50ZWxfY3NyLmMgfCAxMDcgKysrKysrKysrKysrKysrKysrKysrKystLS0tLS0tLQo+ ICAyIGZpbGVzIGNoYW5nZWQsIDgzIGluc2VydGlvbnMoKyksIDI4IGRlbGV0aW9ucygtKQo+IAo+ IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2Rydi5oIGIvZHJpdmVycy9n cHUvZHJtL2k5MTUvaTkxNV9kcnYuaAo+IGluZGV4IDFhZDM4MThkMjY3Ni4uMDRhNmI1OTI1NmZk IDEwMDY0NAo+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZHJ2LmgKPiArKysgYi9k cml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2Rydi5oCj4gQEAgLTM1NCw4ICszNTQsOCBAQCBzdHJ1 Y3QgaW50ZWxfY3NyIHsKPiAgCXUzMiBkbWNfZndfc2l6ZTsgLyogZHdvcmRzICovCj4gIAl1MzIg dmVyc2lvbjsKPiAgCXUzMiBtbWlvX2NvdW50Owo+IC0JaTkxNV9yZWdfdCBtbWlvYWRkcls4XTsK PiAtCXUzMiBtbWlvZGF0YVs4XTsKPiArCWk5MTVfcmVnX3QgbW1pb2FkZHJbMjBdOwo+ICsJdTMy IG1taW9kYXRhWzIwXTsKPiAgCXUzMiBkY19zdGF0ZTsKPiAgCXUzMiBhbGxvd2VkX2RjX21hc2s7 Cj4gIAlpbnRlbF93YWtlcmVmX3Qgd2FrZXJlZjsKPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUv ZHJtL2k5MTUvaW50ZWxfY3NyLmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9jc3IuYwo+ IGluZGV4IDIwZGQ0YmQ1ZmVhZS4uYWQ0ZWU1NWE4YzVlIDEwMDY0NAo+IC0tLSBhL2RyaXZlcnMv Z3B1L2RybS9pOTE1L2ludGVsX2Nzci5jCj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50 ZWxfY3NyLmMKPiBAQCAtNzIsNiArNzIsOCBAQCBNT0RVTEVfRklSTVdBUkUoQlhUX0NTUl9QQVRI KTsKPiAgI2RlZmluZSBDU1JfREVGQVVMVF9GV19PRkZTRVQJCTB4RkZGRkZGRkYKPiAgI2RlZmlu ZSBQQUNLQUdFX01BWF9GV19JTkZPX0VOVFJJRVMJMjAKPiAgI2RlZmluZSBQQUNLQUdFX1YyX01B WF9GV19JTkZPX0VOVFJJRVMJMzIKPiArI2RlZmluZSBETUNfVjFfTUFYX01NSU9fQ09VTlQJCTgK PiArI2RlZmluZSBETUNfVjNfTUFYX01NSU9fQ09VTlQJCTIwCj4gIAo+ICBzdHJ1Y3QgaW50ZWxf Y3NzX2hlYWRlciB7Cj4gIAkvKiAweDA5IGZvciBETUMgKi8KPiBAQCAtMTQzLDcgKzE0NSw3IEBA IHN0cnVjdCBpbnRlbF9wYWNrYWdlX2hlYWRlciB7Cj4gIAl1MzIgbnVtX2VudHJpZXM7Cj4gIH0g X19wYWNrZWQ7Cj4gIAo+IC1zdHJ1Y3QgaW50ZWxfZG1jX2hlYWRlciB7Cj4gK3N0cnVjdCBpbnRl bF9kbWNfaGVhZGVyX2Jhc2Ugewo+ICAJLyogYWx3YXlzIHZhbHVlIHdvdWxkIGJlIDB4NDA0MDNF M0UgKi8KPiAgCXUzMiBzaWduYXR1cmU7Cj4gIAo+IEBAIC0xNjQsMjIgKzE2Niw0NyBAQCBzdHJ1 Y3QgaW50ZWxfZG1jX2hlYWRlciB7Cj4gIAo+ICAJLyogTWFqb3IgTWlub3IgdmVyc2lvbiAqLwo+ ICAJdTMyIGZ3X3ZlcnNpb247Cj4gK30gX19wYWNrZWQ7Cj4gKwo+ICtzdHJ1Y3QgaW50ZWxfZG1j X2hlYWRlcl92MSB7Cj4gKwlzdHJ1Y3QgaW50ZWxfZG1jX2hlYWRlcl9iYXNlIGJhc2U7Cj4gIAo+ ICAJLyogTnVtYmVyIG9mIHZhbGlkIE1NSU8gY3ljbGVzIHByZXNlbnQuICovCj4gIAl1MzIgbW1p b19jb3VudDsKPiAgCj4gIAkvKiBNTUlPIGFkZHJlc3MgKi8KPiAtCXUzMiBtbWlvYWRkcls4XTsK PiArCXUzMiBtbWlvYWRkcltETUNfVjFfTUFYX01NSU9fQ09VTlRdOwo+ICAKPiAgCS8qIE1NSU8g ZGF0YSAqLwo+IC0JdTMyIG1taW9kYXRhWzhdOwo+ICsJdTMyIG1taW9kYXRhW0RNQ19WMV9NQVhf TU1JT19DT1VOVF07Cj4gIAo+ICAJLyogRlcgZmlsZW5hbWUgICovCj4gLQl1bnNpZ25lZCBjaGFy IGRmaWxlWzMyXTsKPiArCWNoYXIgZGZpbGVbMzJdOwo+ICAKPiAgCXUzMiByZXNlcnZlZDFbMl07 Cj4gIH0gX19wYWNrZWQ7Cj4gIAo+ICtzdHJ1Y3QgaW50ZWxfZG1jX2hlYWRlcl92MyB7Cj4gKwlz dHJ1Y3QgaW50ZWxfZG1jX2hlYWRlcl9iYXNlIGJhc2U7Cj4gKwo+ICsJLyogRE1DIFJBTSBzdGFy dCBNTUlPIGFkZHJlc3MgKi8KPiArCXUzMiBzdGFydF9tbWlvYWRkcjsKPiArCj4gKwl1MzIgcmVz ZXJ2ZWRbOV07Cj4gKwo+ICsJLyogRlcgZmlsZW5hbWUgKi8KPiArCWNoYXIgZGZpbGVbMzJdOwo+ ICsKPiArCS8qIE51bWJlciBvZiB2YWxpZCBNTUlPIGN5Y2xlcyBwcmVzZW50LiAqLwo+ICsJdTMy IG1taW9fY291bnQ7Cj4gKwo+ICsJLyogTU1JTyBhZGRyZXNzICovCj4gKwl1MzIgbW1pb2FkZHJb RE1DX1YzX01BWF9NTUlPX0NPVU5UXTsKPiArCj4gKwkvKiBNTUlPIGRhdGEgKi8KPiArCXUzMiBt bWlvZGF0YVtETUNfVjNfTUFYX01NSU9fQ09VTlRdOwo+ICt9IF9fcGFja2VkOwo+ICsKPiAgc3Ry dWN0IHN0ZXBwaW5nX2luZm8gewo+ICAJY2hhciBzdGVwcGluZzsKPiAgCWNoYXIgc3Vic3RlcHBp bmc7Cj4gQEAgLTMzMywzNyArMzYwLDY3IEBAIHN0YXRpYyB1MzIgZmluZF9kbWNfZndfb2Zmc2V0 KGNvbnN0IHN0cnVjdCBpbnRlbF9md19pbmZvICpmd19pbmZvLAo+ICB9Cj4gIAo+ICBzdGF0aWMg dTMyIHBhcnNlX2Nzcl9md19kbWMoc3RydWN0IGludGVsX2NzciAqY3NyLAo+IC0JCQkgICAgY29u c3Qgc3RydWN0IGludGVsX2RtY19oZWFkZXIgKmRtY19oZWFkZXIpCj4gKwkJCSAgICBjb25zdCBz dHJ1Y3QgaW50ZWxfZG1jX2hlYWRlcl9iYXNlICpkbWNfaGVhZGVyKQo+ICB7Cj4gLQl1bnNpZ25l ZCBpbnQgaSwgcGF5bG9hZF9zaXplOwo+IC0JdTMyIHI7Cj4gKwl1bnNpZ25lZCBpbnQgaGVhZGVy X2xlbl9ieXRlcywgZG1jX2hlYWRlcl9zaXplLCBwYXlsb2FkX3NpemUsIGk7Cj4gKwljb25zdCB1 MzIgKm1taW9hZGRyLCAqbW1pb2RhdGE7Cj4gKwl1MzIgbW1pb19jb3VudCwgbW1pb19jb3VudF9t YXg7Cj4gIAl1OCAqcGF5bG9hZDsKPiAgCj4gLQlpZiAoc2l6ZW9mKHN0cnVjdCBpbnRlbF9kbWNf aGVhZGVyKSAhPSBkbWNfaGVhZGVyLT5oZWFkZXJfbGVuKSB7Cj4gKwlCVUlMRF9CVUdfT04oQVJS QVlfU0laRShjc3ItPm1taW9hZGRyKSA8IERNQ19WM19NQVhfTU1JT19DT1VOVCB8fAo+ICsJCSAg ICAgQVJSQVlfU0laRShjc3ItPm1taW9hZGRyKSA8IERNQ19WMV9NQVhfTU1JT19DT1VOVCk7Cj4g Kwo+ICsJLyogQ29wZSB3aXRoIHNtYWxsIGRpZmZlcmVuY2VzIGJldHdlZW4gdjEgYW5kIHYzICov Cj4gKwlpZiAoZG1jX2hlYWRlci0+aGVhZGVyX3ZlciA9PSAzKSB7CgpJJ20gbWlzc2luZyBvbiB0 aGlzIHBhdGNoIHNvbWV0aGluZyBsaWtlOgoKLSAvKiAweDAxLCAweDAyICovCisgIC8qIDB4MDEs IDB4MDIsIDB4MDMgKi8KbmVhciBoZWFkZXJfdmVyIGRlZmluaXRpb24KCm9yIG1heWJlIGtpbGwg dGhhdCBjb21tZW50IGF0IGFsbC4uLgoKVGhlIHJlc3Qgc2VlbXMgcmlnaHQgc28gZmVlbCBmcmVl IHRvIHVzZQpSZXZpZXdlZC1ieTogUm9kcmlnbyBWaXZpIDxyb2RyaWdvLnZpdmlAaW50ZWwuY29t PgoKPiArCQljb25zdCBzdHJ1Y3QgaW50ZWxfZG1jX2hlYWRlcl92MyAqdjMgPQo+ICsJCQkoY29u c3Qgc3RydWN0IGludGVsX2RtY19oZWFkZXJfdjMgKilkbWNfaGVhZGVyOwo+ICsKPiArCQltbWlv YWRkciA9IHYzLT5tbWlvYWRkcjsKPiArCQltbWlvZGF0YSA9IHYzLT5tbWlvZGF0YTsKPiArCQlt bWlvX2NvdW50ID0gdjMtPm1taW9fY291bnQ7Cj4gKwkJbW1pb19jb3VudF9tYXggPSBETUNfVjNf TUFYX01NSU9fQ09VTlQ7Cj4gKwkJLyogaGVhZGVyX2xlbiBpcyBpbiBkd29yZHMgKi8KPiArCQlo ZWFkZXJfbGVuX2J5dGVzID0gZG1jX2hlYWRlci0+aGVhZGVyX2xlbiAqIDQ7Cj4gKwkJZG1jX2hl YWRlcl9zaXplID0gc2l6ZW9mKCp2Myk7Cj4gKwl9IGVsc2UgaWYgKGRtY19oZWFkZXItPmhlYWRl cl92ZXIgPT0gMSkgewo+ICsJCWNvbnN0IHN0cnVjdCBpbnRlbF9kbWNfaGVhZGVyX3YxICp2MSA9 Cj4gKwkJCShjb25zdCBzdHJ1Y3QgaW50ZWxfZG1jX2hlYWRlcl92MSAqKWRtY19oZWFkZXI7Cj4g Kwo+ICsJCW1taW9hZGRyID0gdjEtPm1taW9hZGRyOwo+ICsJCW1taW9kYXRhID0gdjEtPm1taW9k YXRhOwo+ICsJCW1taW9fY291bnQgPSB2MS0+bW1pb19jb3VudDsKPiArCQltbWlvX2NvdW50X21h eCA9IERNQ19WMV9NQVhfTU1JT19DT1VOVDsKPiArCQloZWFkZXJfbGVuX2J5dGVzID0gZG1jX2hl YWRlci0+aGVhZGVyX2xlbjsKPiArCQlkbWNfaGVhZGVyX3NpemUgPSBzaXplb2YoKnYxKTsKPiAr CX0gZWxzZSB7Cj4gKwkJRFJNX0VSUk9SKCJVbmtub3duIERNQyBmdyBoZWFkZXIgdmVyc2lvbjog JXVcbiIsCj4gKwkJCSAgZG1jX2hlYWRlci0+aGVhZGVyX3Zlcik7Cj4gKwkJcmV0dXJuIDA7Cj4g Kwl9Cj4gKwo+ICsJaWYgKGhlYWRlcl9sZW5fYnl0ZXMgIT0gZG1jX2hlYWRlcl9zaXplKSB7Cj4g IAkJRFJNX0VSUk9SKCJETUMgZmlybXdhcmUgaGFzIHdyb25nIGRtYyBoZWFkZXIgbGVuZ3RoICIK PiAtCQkJICAiKCV1IGJ5dGVzKVxuIiwKPiAtCQkJICAoZG1jX2hlYWRlci0+aGVhZGVyX2xlbikp Owo+ICsJCQkgICIoJXUgYnl0ZXMpXG4iLCBoZWFkZXJfbGVuX2J5dGVzKTsKPiAgCQlyZXR1cm4g MDsKPiAgCX0KPiAgCj4gIAkvKiBDYWNoZSB0aGUgZG1jIGhlYWRlciBpbmZvLiAqLwo+IC0JaWYg KGRtY19oZWFkZXItPm1taW9fY291bnQgPiBBUlJBWV9TSVpFKGNzci0+bW1pb2FkZHIpKSB7Cj4g LQkJRFJNX0VSUk9SKCJETUMgZmlybXdhcmUgaGFzIHdyb25nIG1taW8gY291bnQgJXVcbiIsCj4g LQkJCSAgZG1jX2hlYWRlci0+bW1pb19jb3VudCk7Cj4gKwlpZiAobW1pb19jb3VudCA+IG1taW9f Y291bnRfbWF4KSB7Cj4gKwkJRFJNX0VSUk9SKCJETUMgZmlybXdhcmUgaGFzIHdyb25nIG1taW8g Y291bnQgJXVcbiIsIG1taW9fY291bnQpOwo+ICAJCXJldHVybiAwOwo+ICAJfQo+ICAKPiAtCWNz ci0+bW1pb19jb3VudCA9IGRtY19oZWFkZXItPm1taW9fY291bnQ7Cj4gLQlmb3IgKGkgPSAwOyBp IDwgZG1jX2hlYWRlci0+bW1pb19jb3VudDsgaSsrKSB7Cj4gLQkJaWYgKGRtY19oZWFkZXItPm1t aW9hZGRyW2ldIDwgQ1NSX01NSU9fU1RBUlRfUkFOR0UgfHwKPiAtCQkgICAgZG1jX2hlYWRlci0+ bW1pb2FkZHJbaV0gPiBDU1JfTU1JT19FTkRfUkFOR0UpIHsKPiArCWZvciAoaSA9IDA7IGkgPCBt bWlvX2NvdW50OyBpKyspIHsKPiArCQlpZiAobW1pb2FkZHJbaV0gPCBDU1JfTU1JT19TVEFSVF9S QU5HRSB8fAo+ICsJCSAgICBtbWlvYWRkcltpXSA+IENTUl9NTUlPX0VORF9SQU5HRSkgewo+ICAJ CQlEUk1fRVJST1IoIkRNQyBmaXJtd2FyZSBoYXMgd3JvbmcgbW1pbyBhZGRyZXNzIDB4JXhcbiIs Cj4gLQkJCQkgIGRtY19oZWFkZXItPm1taW9hZGRyW2ldKTsKPiArCQkJCSAgbW1pb2FkZHJbaV0p Owo+ICAJCQlyZXR1cm4gMDsKPiAgCQl9Cj4gLQkJY3NyLT5tbWlvYWRkcltpXSA9IF9NTUlPKGRt Y19oZWFkZXItPm1taW9hZGRyW2ldKTsKPiAtCQljc3ItPm1taW9kYXRhW2ldID0gZG1jX2hlYWRl ci0+bW1pb2RhdGFbaV07Cj4gKwkJY3NyLT5tbWlvYWRkcltpXSA9IF9NTUlPKG1taW9hZGRyW2ld KTsKPiArCQljc3ItPm1taW9kYXRhW2ldID0gbW1pb2RhdGFbaV07Cj4gIAl9Cj4gKwljc3ItPm1t aW9fY291bnQgPSBtbWlvX2NvdW50Owo+ICAKPiAgCS8qIGZ3X3NpemUgaXMgaW4gZHdvcmRzLCBz byBtdWx0aXBsaWVkIGJ5IDQgdG8gY29udmVydCBpbnRvIGJ5dGVzLiAqLwo+ICAJcGF5bG9hZF9z aXplID0gZG1jX2hlYWRlci0+Zndfc2l6ZSAqIDQ7Cj4gQEAgLTM3OSwxMiArNDM2LDEwIEBAIHN0 YXRpYyB1MzIgcGFyc2VfY3NyX2Z3X2RtYyhzdHJ1Y3QgaW50ZWxfY3NyICpjc3IsCj4gIAkJcmV0 dXJuIDA7Cj4gIAl9Cj4gIAo+IC0JciA9IHNpemVvZihzdHJ1Y3QgaW50ZWxfZG1jX2hlYWRlcik7 Cj4gLQlwYXlsb2FkID0gKHU4ICopKGRtY19oZWFkZXIpICsgcjsKPiArCXBheWxvYWQgPSAodTgg KikoZG1jX2hlYWRlcikgKyBoZWFkZXJfbGVuX2J5dGVzOwo+ICAJbWVtY3B5KGNzci0+ZG1jX3Bh eWxvYWQsIHBheWxvYWQsIHBheWxvYWRfc2l6ZSk7Cj4gLQlyICs9IHBheWxvYWRfc2l6ZTsKPiAg Cj4gLQlyZXR1cm4gcjsKPiArCXJldHVybiBoZWFkZXJfbGVuX2J5dGVzICsgcGF5bG9hZF9zaXpl Owo+ICB9Cj4gIAo+ICBzdGF0aWMgdTMyCj4gQEAgLTQ3MCw3ICs1MjUsNyBAQCBzdGF0aWMgdTMy ICpwYXJzZV9jc3JfZncoc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2LAo+ICB7Cj4g IAlzdHJ1Y3QgaW50ZWxfY3NzX2hlYWRlciAqY3NzX2hlYWRlcjsKPiAgCXN0cnVjdCBpbnRlbF9w YWNrYWdlX2hlYWRlciAqcGFja2FnZV9oZWFkZXI7Cj4gLQlzdHJ1Y3QgaW50ZWxfZG1jX2hlYWRl ciAqZG1jX2hlYWRlcjsKPiArCXN0cnVjdCBpbnRlbF9kbWNfaGVhZGVyX2Jhc2UgKmRtY19oZWFk ZXI7Cj4gIAlzdHJ1Y3QgaW50ZWxfY3NyICpjc3IgPSAmZGV2X3ByaXYtPmNzcjsKPiAgCWNvbnN0 IHN0cnVjdCBzdGVwcGluZ19pbmZvICpzaSA9IGludGVsX2dldF9zdGVwcGluZ19pbmZvKGRldl9w cml2KTsKPiAgCXUzMiByZWFkY291bnQgPSAwOwo+IEBAIC00OTYsNyArNTUxLDcgQEAgc3RhdGlj IHUzMiAqcGFyc2VfY3NyX2Z3KHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdiwKPiAg CXJlYWRjb3VudCArPSByOwo+ICAKPiAgCS8qIEV4dHJhY3QgZG1jX2hlYWRlciBpbmZvcm1hdGlv bi4gKi8KPiAtCWRtY19oZWFkZXIgPSAoc3RydWN0IGludGVsX2RtY19oZWFkZXIgKikmZnctPmRh dGFbcmVhZGNvdW50XTsKPiArCWRtY19oZWFkZXIgPSAoc3RydWN0IGludGVsX2RtY19oZWFkZXJf YmFzZSAqKSZmdy0+ZGF0YVtyZWFkY291bnRdOwo+ICAJciA9IHBhcnNlX2Nzcl9md19kbWMoY3Ny LCBkbWNfaGVhZGVyKTsKPiAgCWlmICghcikKPiAgCQlyZXR1cm4gTlVMTDsKPiAtLSAKPiAyLjIx LjAKPiAKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KSW50 ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBz Oi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4