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Fri, 18 Dec 2020 16:41:44 +0900 (KST) Received: from ubuntu.dsn.sec.samsung.com (unknown [12.36.155.120]) by epsmtip1.samsung.com (KnoxPortal) with ESMTPA id 20201218074143epsmtip13438079a0ac1ef37534ddfb320d3a40a~Rv6-ZhyOB2784627846epsmtip1n; Fri, 18 Dec 2020 07:41:43 +0000 (GMT) From: Kiwoong Kim To: linux-scsi@vger.kernel.org, alim.akhtar@samsung.com, avri.altman@wdc.com, jejb@linux.ibm.com, martin.petersen@oracle.com, beanhuo@micron.com, asutoshd@codeaurora.org, cang@codeaurora.org, bvanassche@acm.org, grant.jung@samsung.com, sc.suh@samsung.com, hy50.seo@samsung.com, sh425.lee@samsung.com, bhoon95.kim@samsung.com Cc: Kiwoong Kim Subject: [RFC PATCH v1 1/2] ufs: add a quirk for vendor specifics before pmc Date: Fri, 18 Dec 2020 16:30:50 +0900 Message-Id: <4fb86180155832d08b4a320fa2153c1b3eb4aa72.1608276380.git.kwmad.kim@samsung.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: In-Reply-To: X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprLJsWRmVeSWpSXmKPExsWy7bCmha5d7J14g02f+SwezNvGZrG37QS7 xcufV9ksDj7sZLH4uvQZq8W0Dz+ZLT6tX8Zq8evvenaL1YsfsFgsurGNyeLmlqMsFt3Xd7BZ LD/+j8mi6+4NRoul/96yOPB7XL7i7XG5r5fJY8KiA4we39d3sHl8fHqLxaNvyypGj8+b5Dza D3QzBXBE5dhkpCampBYppOYl56dk5qXbKnkHxzvHm5oZGOoaWlqYKynkJeam2iq5+AToumXm AB2vpFCWmFMKFApILC5W0rezKcovLUlVyMgvLrFVSi1IySkwNCzQK07MLS7NS9dLzs+1MjQw MDIFqkzIyTj67htbwXqZiiMbFrA3MF6T6GLk4JAQMJFYcK6ii5GLQ0hgB6PEzmdbmSGcT4wS c6+/ZINwvjFK/D6wkR2mY9a6Eoj4XkaJzQtnMEE4PxglTr87wdrFyMnBJqAp8fTmVLCEiMAZ JolrrWfBEswC6hK7JpxgArGFBXwkbrdMYwaxWQRUJbo2nACzeQWiJabeOAxWIyEgJ3HzXCdY nFPAUmJJH0QvMltCYCaHROtFCwjbRWLp5rfMELawxKvjW9ghbCmJl/1tUHa9xL6pDawgx0kI 9DBKPN33jxEiYSwx61k7I8ibzEAfrN+lD/GxssSRWywQ5/NJdBz+Cw0IXomONiGIRmWJX5Mm Qw2RlJh58w7UJg+JFxMngsWFQDZdXh04gVF+FsL8BYyMqxjFUguKc9NTi40KjJDjbhMjOJ1q ue1gnPL2g94hRiYOxkOMEhzMSiK8oQ9uxwvxpiRWVqUW5ccXleakFh9iNAUG40RmKdHkfGBC zyuJNzQ1MjMzsDS1MDUzslAS5w1d2RcvJJCeWJKanZpakFoE08fEwSnVwLTy1jfPJUuO/4i5 tUzmjYoK6xT99862ml/eRj78y+8Q4WdruKzi4uqskyvn3OFi2lyqZ+y1usk8L+dBhdLMRa91 jl/qaUvUNuWM33meh2liaN2PWbsWRabzHP0l+HHnfxeV9muOkdlPLfwSmdxdit7bVSxRPq3z 6+7/ufOaXs9Zp+u64Ifzyam5W/fyNyVEmSowTChNbLGvdXEXt1w4a1fjp/zi/TMW6hzecOTg vjLWDy/nJ5o/Cqt52NrMwdVceFByZrW2wMWUbc4HZDZqck3Yvz70yo61sa4ct408Dgm7stzh X/lEsynE21mWx+H3w/vSAtlr3tl1nE/rnqa2NSn4RG9E5s+dmzL/dArW5SqxFGckGmoxFxUn AgBLGhpSMAQAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrKLMWRmVeSWpSXmKPExsWy7bCSnK5F7J14gz8TWCwezNvGZrG37QS7 xcufV9ksDj7sZLH4uvQZq8W0Dz+ZLT6tX8Zq8evvenaL1YsfsFgsurGNyeLmlqMsFt3Xd7BZ LD/+j8mi6+4NRoul/96yOPB7XL7i7XG5r5fJY8KiA4we39d3sHl8fHqLxaNvyypGj8+b5Dza D3QzBXBEcdmkpOZklqUW6dslcGUcffeNrWC9TMWRDQvYGxivSXQxcnBICJhIzFpX0sXIxSEk sJtR4teuv4xdjJxAcUmJEzufQ9nCEvdbjrBCFH1jlJj+dSETSIJNQFPi6c2pTCAJEYF7TBKX JsxlBkkwC6hL7JpwAqxIWMBH4nbLNLA4i4CqRNeGE2A2r0C0xNQbh5kgNshJ3DzXCRbnFLCU WNIH0SskYCFx/2c3Ey7xCYwCCxgZVjFKphYU56bnFhsWGOallusVJ+YWl+al6yXn525iBMeE luYOxu2rPugdYmTiYDzEKMHBrCTCG/rgdrwQb0piZVVqUX58UWlOavEhRmkOFiVx3gtdJ+OF BNITS1KzU1MLUotgskwcnFINTEztZy3P32BYWzjPKdDyPWNOY4VU9tmktxvmPZX1CzwudTAu VrppvkStbF3xB/Wmmcyb+a1aWdJOXFCrmjXhS5+xsOpUcc0bU8s/GJyfZBpf1vozZ+O3ayuW X5RRuaOWVzX96amMRRZN3nMlutYoXrjyaZXwdI06ozLP7V+sX5VMiradPHPBd2PHoEnqsfwy bQw3mosqWdKvCj/oP/2fW1FbqKixaWLLi4v3D5Zxi0co/2JknbNsCevynydTtE1DJiw7UME4 fea+rLwWldr+jF0etd9f7hXYn3D24XmbC5k+r4UM55w9vl7S8quRi5mMwuMV/RfL5stN9cy4 GqPtFBHUPykzl+XA4206233klViKMxINtZiLihMBHyhT4fgCAAA= X-CMS-MailID: 20201218074144epcas2p1dfe10a239993fec0c9998f367a029c51 X-Msg-Generator: CA X-Sendblock-Type: AUTO_CONFIDENTIAL CMS-TYPE: 102P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20201218074144epcas2p1dfe10a239993fec0c9998f367a029c51 References: Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Unipro specification says attribute IDs of the following thing are vendor-specific values, so some SoCs could have no regions at the defined address - DME_LocalFC0ProtectionTimeOutVal - DME_LocalTC0ReplayTimeOutVal - DME_LocalAFC0ReqTimeOutVal The following things should be set considering the compatibility between host and device, so those values must not be fixed and could be reset values or vendor specific values - PA_PWRMODEUSERDATA0 - PA_PWRMODEUSERDATA1 - PA_PWRMODEUSERDATA2 - PA_PWRMODEUSERDATA3 - PA_PWRMODEUSERDATA4 - PA_PWRMODEUSERDATA5 Change-Id: Ifbb55e9ea221156804121c4dedb3a099ce02cb95 Signed-off-by: Kiwoong Kim --- drivers/scsi/ufs/ufshcd.c | 40 +++++++++++++++++++++------------------- drivers/scsi/ufs/ufshcd.h | 6 ++++++ 2 files changed, 27 insertions(+), 19 deletions(-) diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 92d433d..934d96f 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -4153,25 +4153,27 @@ static int ufshcd_change_power_mode(struct ufs_hba *hba, ufshcd_dme_set(hba, UIC_ARG_MIB(PA_HSSERIES), pwr_mode->hs_rate); - ufshcd_dme_set(hba, UIC_ARG_MIB(PA_PWRMODEUSERDATA0), - DL_FC0ProtectionTimeOutVal_Default); - ufshcd_dme_set(hba, UIC_ARG_MIB(PA_PWRMODEUSERDATA1), - DL_TC0ReplayTimeOutVal_Default); - ufshcd_dme_set(hba, UIC_ARG_MIB(PA_PWRMODEUSERDATA2), - DL_AFC0ReqTimeOutVal_Default); - ufshcd_dme_set(hba, UIC_ARG_MIB(PA_PWRMODEUSERDATA3), - DL_FC1ProtectionTimeOutVal_Default); - ufshcd_dme_set(hba, UIC_ARG_MIB(PA_PWRMODEUSERDATA4), - DL_TC1ReplayTimeOutVal_Default); - ufshcd_dme_set(hba, UIC_ARG_MIB(PA_PWRMODEUSERDATA5), - DL_AFC1ReqTimeOutVal_Default); - - ufshcd_dme_set(hba, UIC_ARG_MIB(DME_LocalFC0ProtectionTimeOutVal), - DL_FC0ProtectionTimeOutVal_Default); - ufshcd_dme_set(hba, UIC_ARG_MIB(DME_LocalTC0ReplayTimeOutVal), - DL_TC0ReplayTimeOutVal_Default); - ufshcd_dme_set(hba, UIC_ARG_MIB(DME_LocalAFC0ReqTimeOutVal), - DL_AFC0ReqTimeOutVal_Default); + if (!(hba->quirks & UFSHCD_QUIRK_SKIP_VENDOR_SPECIFIC_BEFORE_PMC)) { + ufshcd_dme_set(hba, UIC_ARG_MIB(PA_PWRMODEUSERDATA0), + DL_FC0ProtectionTimeOutVal_Default); + ufshcd_dme_set(hba, UIC_ARG_MIB(PA_PWRMODEUSERDATA1), + DL_TC0ReplayTimeOutVal_Default); + ufshcd_dme_set(hba, UIC_ARG_MIB(PA_PWRMODEUSERDATA2), + DL_AFC0ReqTimeOutVal_Default); + ufshcd_dme_set(hba, UIC_ARG_MIB(PA_PWRMODEUSERDATA3), + DL_FC1ProtectionTimeOutVal_Default); + ufshcd_dme_set(hba, UIC_ARG_MIB(PA_PWRMODEUSERDATA4), + DL_TC1ReplayTimeOutVal_Default); + ufshcd_dme_set(hba, UIC_ARG_MIB(PA_PWRMODEUSERDATA5), + DL_AFC1ReqTimeOutVal_Default); + + ufshcd_dme_set(hba, UIC_ARG_MIB(DME_LocalFC0ProtectionTimeOutVal), + DL_FC0ProtectionTimeOutVal_Default); + ufshcd_dme_set(hba, UIC_ARG_MIB(DME_LocalTC0ReplayTimeOutVal), + DL_TC0ReplayTimeOutVal_Default); + ufshcd_dme_set(hba, UIC_ARG_MIB(DME_LocalAFC0ReqTimeOutVal), + DL_AFC0ReqTimeOutVal_Default); + } ret = ufshcd_uic_change_pwr_mode(hba, pwr_mode->pwr_rx << 4 | pwr_mode->pwr_tx); diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h index 61344c4..ab7af1d 100644 --- a/drivers/scsi/ufs/ufshcd.h +++ b/drivers/scsi/ufs/ufshcd.h @@ -549,6 +549,12 @@ enum ufshcd_quirks { */ UFSHCI_QUIRK_SKIP_MANUAL_WB_FLUSH_CTRL = 1 << 12, + /* + * This quirk needs to disable vendor specific setting + * before power mode change + */ + UFSHCD_QUIRK_SKIP_VENDOR_SPECIFIC_BEFORE_PMC = 1 << 13, + }; 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Fri, 18 Dec 2020 16:41:45 +0900 (KST) Received: from ubuntu.dsn.sec.samsung.com (unknown [12.36.155.120]) by epsmtip1.samsung.com (KnoxPortal) with ESMTPA id 20201218074145epsmtip11b9d90ec82a62e8fc98cf9c68bdbae6e~Rv7Aa1JgK2655626556epsmtip1j; Fri, 18 Dec 2020 07:41:45 +0000 (GMT) From: Kiwoong Kim To: linux-scsi@vger.kernel.org, alim.akhtar@samsung.com, avri.altman@wdc.com, jejb@linux.ibm.com, martin.petersen@oracle.com, beanhuo@micron.com, asutoshd@codeaurora.org, cang@codeaurora.org, bvanassche@acm.org, grant.jung@samsung.com, sc.suh@samsung.com, hy50.seo@samsung.com, sh425.lee@samsung.com, bhoon95.kim@samsung.com Cc: Kiwoong Kim Subject: [RFC PATCH v1 2/2] ufs: ufs-exynos: apply vendor specifics for three timeouts Date: Fri, 18 Dec 2020 16:30:51 +0900 Message-Id: <5bf1a6fa16c010878b1dd7155256954fab548801.1608276380.git.kwmad.kim@samsung.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: In-Reply-To: X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprPJsWRmVeSWpSXmKPExsWy7bCmqa517J14g8Y/XBYP5m1js9jbdoLd 4uXPq2wWBx92slh8XfqM1WLah5/MFp/WL2O1+PV3PbvF6sUPWCwW3djGZHFzy1EWi+7rO9gs lh//x2TRdfcGo8XSf29ZHPg9Ll/x9rjc18vkMWHRAUaP7+s72Dw+Pr3F4tG3ZRWjx+dNch7t B7qZAjiicmwyUhNTUosUUvOS81My89JtlbyD453jTc0MDHUNLS3MlRTyEnNTbZVcfAJ03TJz gI5XUihLzCkFCgUkFhcr6dvZFOWXlqQqZOQXl9gqpRak5BQYGhboFSfmFpfmpesl5+daGRoY GJkCVSbkZKzqEyvo566Y/OMNawPjYs4uRk4OCQETie+7prJ0MXJxCAnsYJTYOmE2G4TziVFi 8oUGJgjnM6PE+5+fWWBaJv0+xgyR2MUoMW9bKyuE84NRYsvE58wgVWwCmhJPb04FaxcROMMk ca31LCtIgllAXWLXhBNMILawQITEsdsPwOIsAqoSb++1g8V5BaIlvi+Zzg6xTk7i5rlOsKGc ApYSS/ogehFsLqCamRwSLYu+MUM0uEhs+PWVCcIWlnh1fAvUICmJl/1tUHa9xL6pDawQzT2M Ek/3/WOESBhLzHrWDmRzAF2qKbF+lz6IKSGgLHHkFgvE/XwSHYf/skOEeSU62oQgGpUlfk2a DDVEUmLmzTtQJR4S2++KQcIHaNHPyTfYJjDKz0KYv4CRcRWjWGpBcW56arFRgTFy7G1iBKdU LfcdjDPeftA7xMjEwXiIUYKDWUmEN/TB7Xgh3pTEyqrUovz4otKc1OJDjKbAcJzILCWanA9M 6nkl8YamRmZmBpamFqZmRhZK4ryhK/vihQTSE0tSs1NTC1KLYPqYODilGpg0+4+rcl3V7Tyj afc98TIrs/subb3I39MErh4842F/iduTI+jv2wmL+HZHBCiu+LkuXizoxMwT5ww87h2I2Psq X/m2YyXHl5NM0loLD09nX/R10p/n609PcI7ax9z9ZInv58V/yzLMPovl6i0oOTPDjG3+LJu2 MJPmJQICmy3EpjsUx76175331fx3pKSAzxdh9ZzmBXG8L333Jife5TX1vdxfx1wVp1r5Mt9r 6rpnz5sP77Bvee1Uv+Wo/+07ghP2HbzX7HKhV2Dlg9X6nsb1JfXC6tvFxKeqCD0wqy9VWpH0 Qt3WzFvk+WbxjFntTd1fn76bx3EzItHzdm6h3NHE+KBNfMyqRs/FvE41TFViKc5INNRiLipO BADQ5c/5MgQAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrKLMWRmVeSWpSXmKPExsWy7bCSnK5l7J14g7UTuCwezNvGZrG37QS7 xcufV9ksDj7sZLH4uvQZq8W0Dz+ZLT6tX8Zq8evvenaL1YsfsFgsurGNyeLmlqMsFt3Xd7BZ LD/+j8mi6+4NRoul/96yOPB7XL7i7XG5r5fJY8KiA4we39d3sHl8fHqLxaNvyypGj8+b5Dza D3QzBXBEcdmkpOZklqUW6dslcGWs6hMr6OeumPzjDWsD42LOLkZODgkBE4lJv48xdzFycQgJ 7GCUmPr3ADtEQlLixM7njBC2sMT9liOsEEXfGCU2zJ8DlmAT0JR4enMqE0hCROAek8SlCXOZ QRLMAuoSuyacYAKxhQXCJO4vuA1mswioSry91w5m8wpES3xfMh1qm5zEzXOdYL2cApYSS/og eoUELCTu/+xmwiU+gVFgASPDKkbJ1ILi3PTcYsMCo7zUcr3ixNzi0rx0veT83E2M4JjQ0trB uGfVB71DjEwcjIcYJTiYlUR4Qx/cjhfiTUmsrEotyo8vKs1JLT7EKM3BoiTOe6HrZLyQQHpi SWp2ampBahFMlomDU6qBaXd4oVJ+wN0vl6MF3y0u3sLgOn32uuX9STLP7h3I2RWZ+Ky39Kwg t0tE2EeWjVxyzzT3m55TvqOWu+GE8GpWh31yM65OythS5rP7VniJ48t1+wokm1NPsCZem3Lr uxujFyfvkcVC6exmMiYuW+6zzPO5v+PR0/cJnq3sa5iWOK/ae25uTGnJCVEBM5d7+r9nL28M uvtrZp2OVoDzI4urH3ZENGRyG645sMD19J4Pz5tuCTXc2CmZ6v76G9/hHRsvZkucjtOJfc3/ 1batVcH8kcmcd4/LqhPCTq86Zmi9JnvmM/GJJ1+nm5q2zbpjYlwVnmT564puz9bEJu2EKaJq D1/+uaS+YGVm45vy131L/imxFGckGmoxFxUnAgD1RYGX+AIAAA== X-CMS-MailID: 20201218074145epcas2p3563711f5d05a41dff0602d3e7aef5891 X-Msg-Generator: CA X-Sendblock-Type: AUTO_CONFIDENTIAL CMS-TYPE: 102P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20201218074145epcas2p3563711f5d05a41dff0602d3e7aef5891 References: Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Set optimized values for those timeouts - FC0_PROTECTION_TIMER - TC0_REPLAY_TIMER - AFC0_REQUEST_TIMER Exynos doesn't yet use traffic class #1. Change-Id: Ib672b554ea109159cd75ff67a111f46ebff4a7dc Signed-off-by: Kiwoong Kim --- drivers/scsi/ufs/ufs-exynos.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/scsi/ufs/ufs-exynos.c b/drivers/scsi/ufs/ufs-exynos.c index a8770ff..1ea8244 100644 --- a/drivers/scsi/ufs/ufs-exynos.c +++ b/drivers/scsi/ufs/ufs-exynos.c @@ -640,6 +640,11 @@ static int exynos_ufs_pre_pwr_mode(struct ufs_hba *hba, } } + /* setting for three timeout values for traffic class #0 */ + ufshcd_dme_set(hba, UIC_ARG_MIB(PA_PWRMODEUSERDATA0), 8064); + ufshcd_dme_set(hba, UIC_ARG_MIB(PA_PWRMODEUSERDATA1), 28224); + ufshcd_dme_set(hba, UIC_ARG_MIB(PA_PWRMODEUSERDATA2), 20160); + return 0; out: return ret; @@ -1236,7 +1241,8 @@ struct exynos_ufs_drv_data exynos_ufs_drvs = { UFSHCI_QUIRK_BROKEN_HCE | UFSHCI_QUIRK_SKIP_RESET_INTR_AGGR | UFSHCD_QUIRK_BROKEN_OCS_FATAL_ERROR | - UFSHCI_QUIRK_SKIP_MANUAL_WB_FLUSH_CTRL, + UFSHCI_QUIRK_SKIP_MANUAL_WB_FLUSH_CTRL | + UFSHCD_QUIRK_SKIP_VENDOR_SPECIFIC_BEFORE_PMC, .opts = EXYNOS_UFS_OPT_HAS_APB_CLK_CTRL | EXYNOS_UFS_OPT_BROKEN_AUTO_CLK_CTRL | EXYNOS_UFS_OPT_BROKEN_RX_SEL_IDX |