From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sasha Levin Subject: [PATCH AUTOSEL 5.2 053/171] drm/amd/display: Update link rate from DPCD 10 Date: Thu, 18 Jul 2019 23:54:44 -0400 Message-ID: <20190719035643.14300-53-sashal@kernel.org> References: <20190719035643.14300-1-sashal@kernel.org> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20190719035643.14300-1-sashal-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org> List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Sender: "amd-gfx" To: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, stable-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Cc: Sasha Levin , Wesley Chalmers , Anthony Koo , amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, Alex Deucher , Bhawanpreet Lakha RnJvbTogV2VzbGV5IENoYWxtZXJzIDxXZXNsZXkuQ2hhbG1lcnNAYW1kLmNvbT4KClsgVXBzdHJl YW0gY29tbWl0IDUzYzgxZmM3ODc1YmMyZGNhMzU4NDg1ZGFjMzk5OWUxNGVjOTFhMDAgXQoKW1dI WV0KU29tZSBwYW5lbHMgcmV0dXJuIGEgbGluayByYXRlIG9mIDAgKHVua25vd24pIGluIERQQ0Qg MC4gSW4gdGhpcyBjYXNlLAphbiBhcHByb3ByaWF0ZSBtb2RlIGNhbm5vdCBiZSBzZXQsIGFuZCBj ZXJ0YWluIHBhbmVscyB3aWxsIHNob3cKY29ycnVwdGlvbiBhcyB0aGV5IGFyZSBmb3JjZWQgdG8g dXNlIGEgbW9kZSB0aGV5IGRvIG5vdCBzdXBwb3J0LgoKW0hPV10KUmVhZCBEUENEIDEwIGluIHRo ZSBjYXNlIHdoZXJlIHN1cHBvcnRlZCBsaW5rIHJhdGUgZnJvbSBEUENEIDAgaXMKdW5rbm93biwg YW5kIHBhc3MgdGhhdCB2YWx1ZSBvbiB0byB0aGUgcmVwb3J0ZWQgbGluayByYXRlLgpUaGlzIHJl LWludHJvZHVjZXMgYmVoYXZpb3VyIHByZXNlbnQgaW4gcHJldmlvdXMgdmVyc2lvbnMgdGhhdCBh cHBlYXJzCnRvIGhhdmUgYmVlbiBhY2NpZGVudGFsbHkgcmVtb3ZlZC4KClNpZ25lZC1vZmYtYnk6 IFdlc2xleSBDaGFsbWVycyA8V2VzbGV5LkNoYWxtZXJzQGFtZC5jb20+ClJldmlld2VkLWJ5OiBB bnRob255IEtvbyA8QW50aG9ueS5Lb29AYW1kLmNvbT4KQWNrZWQtYnk6IEJoYXdhbnByZWV0IExh a2hhIDxCaGF3YW5wcmVldC5MYWtoYUBhbWQuY29tPgpTaWduZWQtb2ZmLWJ5OiBBbGV4IERldWNo ZXIgPGFsZXhhbmRlci5kZXVjaGVyQGFtZC5jb20+ClNpZ25lZC1vZmYtYnk6IFNhc2hhIExldmlu IDxzYXNoYWxAa2VybmVsLm9yZz4KLS0tCiBkcml2ZXJzL2dwdS9kcm0vYW1kL2Rpc3BsYXkvZGMv Y29yZS9kY19saW5rX2RwLmMgfCA5ICsrKysrKy0tLQogMSBmaWxlIGNoYW5nZWQsIDYgaW5zZXJ0 aW9ucygrKSwgMyBkZWxldGlvbnMoLSkKCmRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vYW1k L2Rpc3BsYXkvZGMvY29yZS9kY19saW5rX2RwLmMgYi9kcml2ZXJzL2dwdS9kcm0vYW1kL2Rpc3Bs YXkvZGMvY29yZS9kY19saW5rX2RwLmMKaW5kZXggMWVlNTQ0YTMyZWJiLi4yNTMzMTE4NjRjZGQg MTAwNjQ0Ci0tLSBhL2RyaXZlcnMvZ3B1L2RybS9hbWQvZGlzcGxheS9kYy9jb3JlL2RjX2xpbmtf ZHAuYworKysgYi9kcml2ZXJzL2dwdS9kcm0vYW1kL2Rpc3BsYXkvZGMvY29yZS9kY19saW5rX2Rw LmMKQEAgLTE2MjQsOCArMTYyNCw3IEBAIHN0YXRpYyBib29sIGRlY2lkZV9lZHBfbGlua19zZXR0 aW5ncyhzdHJ1Y3QgZGNfbGluayAqbGluaywgc3RydWN0IGRjX2xpbmtfc2V0dGluCiAJdWludDMy X3QgbGlua19idzsKIAogCWlmIChsaW5rLT5kcGNkX2NhcHMuZHBjZF9yZXYucmF3IDwgRFBDRF9S RVZfMTQgfHwKLQkJCWxpbmstPmRwY2RfY2Fwcy5lZHBfc3VwcG9ydGVkX2xpbmtfcmF0ZXNfY291 bnQgPT0gMCB8fAotCQkJbGluay0+ZGMtPmNvbmZpZy5vcHRpbWl6ZV9lZHBfbGlua19yYXRlID09 IGZhbHNlKSB7CisJCQlsaW5rLT5kcGNkX2NhcHMuZWRwX3N1cHBvcnRlZF9saW5rX3JhdGVzX2Nv dW50ID09IDApIHsKIAkJKmxpbmtfc2V0dGluZyA9IGxpbmstPnZlcmlmaWVkX2xpbmtfY2FwOwog CQlyZXR1cm4gdHJ1ZTsKIAl9CkBAIC0yNTk3LDcgKzI1OTYsOCBAQCB2b2lkIGRldGVjdF9lZHBf c2lua19jYXBzKHN0cnVjdCBkY19saW5rICpsaW5rKQogCW1lbXNldChzdXBwb3J0ZWRfbGlua19y YXRlcywgMCwgc2l6ZW9mKHN1cHBvcnRlZF9saW5rX3JhdGVzKSk7CiAKIAlpZiAobGluay0+ZHBj ZF9jYXBzLmRwY2RfcmV2LnJhdyA+PSBEUENEX1JFVl8xNCAmJgotCQkJbGluay0+ZGMtPmNvbmZp Zy5vcHRpbWl6ZV9lZHBfbGlua19yYXRlKSB7CisJCQkobGluay0+ZGMtPmNvbmZpZy5vcHRpbWl6 ZV9lZHBfbGlua19yYXRlIHx8CisJCQlsaW5rLT5yZXBvcnRlZF9saW5rX2NhcC5saW5rX3JhdGUg PT0gTElOS19SQVRFX1VOS05PV04pKSB7CiAJCS8vIFJlYWQgRFBDRCAwMDAxMGggLSAwMDAxRmgg MTYgYnl0ZXMgYXQgb25lIHNob3QKIAkJY29yZV9saW5rX3JlYWRfZHBjZChsaW5rLCBEUF9TVVBQ T1JURURfTElOS19SQVRFUywKIAkJCQkJCQlzdXBwb3J0ZWRfbGlua19yYXRlcywgc2l6ZW9mKHN1 cHBvcnRlZF9saW5rX3JhdGVzKSk7CkBAIC0yNjEyLDYgKzI2MTIsOSBAQCB2b2lkIGRldGVjdF9l ZHBfc2lua19jYXBzKHN0cnVjdCBkY19saW5rICpsaW5rKQogCQkJCWxpbmtfcmF0ZSA9IGxpbmtS YXRlSW5LSHpUb0xpbmtSYXRlTXVsdGlwbGllcihsaW5rX3JhdGVfaW5fa2h6KTsKIAkJCQlsaW5r LT5kcGNkX2NhcHMuZWRwX3N1cHBvcnRlZF9saW5rX3JhdGVzW2xpbmstPmRwY2RfY2Fwcy5lZHBf c3VwcG9ydGVkX2xpbmtfcmF0ZXNfY291bnRdID0gbGlua19yYXRlOwogCQkJCWxpbmstPmRwY2Rf Y2Fwcy5lZHBfc3VwcG9ydGVkX2xpbmtfcmF0ZXNfY291bnQrKzsKKworCQkJCWlmIChsaW5rLT5y ZXBvcnRlZF9saW5rX2NhcC5saW5rX3JhdGUgPCBsaW5rX3JhdGUpCisJCQkJCWxpbmstPnJlcG9y dGVkX2xpbmtfY2FwLmxpbmtfcmF0ZSA9IGxpbmtfcmF0ZTsKIAkJCX0KIAkJfQogCX0KLS0gCjIu MjAuMQoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KYW1k LWdmeCBtYWlsaW5nIGxpc3QKYW1kLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9s aXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9hbWQtZ2Z4