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Bottomley" , "Martin K. Petersen" , Peter Wang , "Matthias Brugger" , AngeloGioacchino Del Regno , CC: Alim Akhtar , Avri Altman , Bart Van Assche , Stanley Jhu , , , , , , Subject: [PATCH V4 2/2] ufs: ufs-mediatek: Enable CPU latency PM QoS support for MEDIATEK SoC Date: Wed, 13 Dec 2023 16:06:42 +0530 Message-ID: <20231213103642.15320-3-quic_mnaresh@quicinc.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20231213103642.15320-1-quic_mnaresh@quicinc.com> References: <20231213103642.15320-1-quic_mnaresh@quicinc.com> MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) To nalasex01b.na.qualcomm.com (10.47.209.197) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: Kjb55LPIzQs-e-AU51JEIa3-ITgm4r2f X-Proofpoint-ORIG-GUID: Kjb55LPIzQs-e-AU51JEIa3-ITgm4r2f X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.997,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-12-09_01,2023-12-07_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 phishscore=0 lowpriorityscore=0 priorityscore=1501 adultscore=0 suspectscore=0 malwarescore=0 spamscore=0 mlxlogscore=999 clxscore=1015 bulkscore=0 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2311290000 definitions=main-2312130077 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231213_024303_056094_4024043C X-CRM114-Status: GOOD ( 12.67 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Revert the existing PM QoS feature from MEDIATEK UFS driver as similar PM QoS feature implementation is moved to core ufshcd. Signed-off-by: Maramaina Naresh Reviewed-By: AngeloGioacchino Del Regno --- drivers/ufs/host/ufs-mediatek.c | 17 ----------------- drivers/ufs/host/ufs-mediatek.h | 3 --- 2 files changed, 20 deletions(-) diff --git a/drivers/ufs/host/ufs-mediatek.c b/drivers/ufs/host/ufs-mediatek.c index fc61790d289b..1e7dadcb644f 100644 --- a/drivers/ufs/host/ufs-mediatek.c +++ b/drivers/ufs/host/ufs-mediatek.c @@ -17,7 +17,6 @@ #include #include #include -#include #include #include #include @@ -626,21 +625,9 @@ static void ufs_mtk_init_host_caps(struct ufs_hba *hba) dev_info(hba->dev, "caps: 0x%x", host->caps); } -static void ufs_mtk_boost_pm_qos(struct ufs_hba *hba, bool boost) -{ - struct ufs_mtk_host *host = ufshcd_get_variant(hba); - - if (!host || !host->pm_qos_init) - return; - - cpu_latency_qos_update_request(&host->pm_qos_req, - boost ? 0 : PM_QOS_DEFAULT_VALUE); -} - static void ufs_mtk_scale_perf(struct ufs_hba *hba, bool scale_up) { ufs_mtk_boost_crypt(hba, scale_up); - ufs_mtk_boost_pm_qos(hba, scale_up); } static void ufs_mtk_pwr_ctrl(struct ufs_hba *hba, bool on) @@ -959,10 +946,6 @@ static int ufs_mtk_init(struct ufs_hba *hba) host->ip_ver = ufshcd_readl(hba, REG_UFS_MTK_IP_VER); - /* Initialize pm-qos request */ - cpu_latency_qos_add_request(&host->pm_qos_req, PM_QOS_DEFAULT_VALUE); - host->pm_qos_init = true; - goto out; out_variant_clear: diff --git a/drivers/ufs/host/ufs-mediatek.h b/drivers/ufs/host/ufs-mediatek.h index f76e80d91729..38eab95b0f79 100644 --- a/drivers/ufs/host/ufs-mediatek.h +++ b/drivers/ufs/host/ufs-mediatek.h @@ -7,7 +7,6 @@ #define _UFS_MEDIATEK_H #include -#include #include /* @@ -167,7 +166,6 @@ struct ufs_mtk_mcq_intr_info { struct ufs_mtk_host { struct phy *mphy; - struct pm_qos_request pm_qos_req; struct regulator *reg_va09; struct reset_control *hci_reset; struct reset_control *unipro_reset; @@ -178,7 +176,6 @@ struct ufs_mtk_host { struct ufs_mtk_hw_ver hw_ver; enum ufs_mtk_host_caps caps; bool mphy_powered_on; - bool pm_qos_init; bool unipro_lpm; bool ref_clk_enabled; u16 ref_clk_ungating_wait_us;