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k/Phd5aoZXNwsCRqaD2OwFZXr81zSXwE2UdPmIfTYTjeVsOAI7GZ7akCsRPK64ni0XfoXue2 XUSrUUTRimTkuMHrTYaHY3544a+GduQQLLA+avseLmjvKHxsU4zna0p0Yb4czwoJj+wSkVGQ NMDbxcY26CMPK204jhRm9RG687qq6691hbiuAtWABeAsl1AS+mdS7aP/4uOM4kFCvXYgIHxP /BoVz9CZTMEVAZVzbRKyYCLUf1wLhcHzugTiONz9fWMBLLskKvq7m1tlr61mNgY9nVwwClMU uE7i1H9r/2/UXLd+pY82zcXhFrfmKuCDmOkB5xPsOMVQJH8I0/lbqfLAqfsxSb/X1VKaP243 jzi+DzD9cvj2K6eD5j5kcKJJQactXqfJvF1Eb+OnxlB1BCLE8D1rNkPO5O742Mq3MgDmq19l +abzEL6QDAAxn9md8KwrA3RtucNh87cHlDXfUBKa7SRvBjTczDg+HEPNk2u3hrz1j3l2rliQ y1UfYx7Vk/TrdwUIJgKS8QAr8Lw9WuvY2hSqL9vEjx8VAkPWNWPwrQ== Message-ID: Date: Wed, 17 Jun 2020 11:09:12 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.9.0 MIME-Version: 1.0 In-Reply-To: <20200617030029.4082-5-chao.hao@mediatek.com> Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200617_020916_411796_20F06EA1 X-CRM114-Status: GOOD ( 19.58 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, FY Yang , wsd_upstream@mediatek.com, linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org, linux-mediatek@lists.infradead.org, Yong Wu , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org On 17/06/2020 05:00, Chao Hao wrote: > For mt6779, MMU_INV_SEL register's offset is changed from > 0x38 to 0x2c, so we can put inv_sel_reg in the plat_data to > use it. > In addition, we renamed it to REG_MMU_INV_SEL_GEN1 and use it > before mt6779. > > Change since v3: > 1. Fix coding style > > Cc: Yong Wu > Signed-off-by: Chao Hao Reviewed-by: Mattias Brugger > --- > drivers/iommu/mtk_iommu.c | 19 +++++++++++-------- > drivers/iommu/mtk_iommu.h | 1 + > 2 files changed, 12 insertions(+), 8 deletions(-) > > diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c > index 239d2cdbbc9f..f23919feba4e 100644 > --- a/drivers/iommu/mtk_iommu.c > +++ b/drivers/iommu/mtk_iommu.c > @@ -37,7 +37,7 @@ > #define REG_MMU_INVLD_START_A 0x024 > #define REG_MMU_INVLD_END_A 0x028 > > -#define REG_MMU_INV_SEL 0x038 > +#define REG_MMU_INV_SEL_GEN1 0x038 > #define F_INVLD_EN0 BIT(0) > #define F_INVLD_EN1 BIT(1) > > @@ -168,7 +168,7 @@ static void mtk_iommu_tlb_flush_all(void *cookie) > > for_each_m4u(data) { > writel_relaxed(F_INVLD_EN1 | F_INVLD_EN0, > - data->base + REG_MMU_INV_SEL); > + data->base + data->plat_data->inv_sel_reg); > writel_relaxed(F_ALL_INVLD, data->base + REG_MMU_INVALIDATE); > wmb(); /* Make sure the tlb flush all done */ > } > @@ -185,7 +185,7 @@ static void mtk_iommu_tlb_flush_range_sync(unsigned long iova, size_t size, > for_each_m4u(data) { > spin_lock_irqsave(&data->tlb_lock, flags); > writel_relaxed(F_INVLD_EN1 | F_INVLD_EN0, > - data->base + REG_MMU_INV_SEL); > + data->base + data->plat_data->inv_sel_reg); > > writel_relaxed(iova, data->base + REG_MMU_INVLD_START_A); > writel_relaxed(iova + size - 1, > @@ -773,11 +773,12 @@ static const struct dev_pm_ops mtk_iommu_pm_ops = { > }; > > static const struct mtk_iommu_plat_data mt2712_data = { > - .m4u_plat = M4U_MT2712, > - .has_4gb_mode = true, > - .has_bclk = true, > - .has_vld_pa_rng = true, > - .larbid_remap = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}, > + .m4u_plat = M4U_MT2712, > + .has_4gb_mode = true, > + .has_bclk = true, > + .has_vld_pa_rng = true, > + .inv_sel_reg = REG_MMU_INV_SEL_GEN1, > + .larbid_remap = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}, > }; > > static const struct mtk_iommu_plat_data mt8173_data = { > @@ -785,12 +786,14 @@ static const struct mtk_iommu_plat_data mt8173_data = { > .has_4gb_mode = true, > .has_bclk = true, > .reset_axi = true, > + .inv_sel_reg = REG_MMU_INV_SEL_GEN1, > .larbid_remap = {0, 1, 2, 3, 4, 5}, /* Linear mapping. */ > }; > > static const struct mtk_iommu_plat_data mt8183_data = { > .m4u_plat = M4U_MT8183, > .reset_axi = true, > + .inv_sel_reg = REG_MMU_INV_SEL_GEN1, > .larbid_remap = {0, 4, 5, 6, 7, 2, 3, 1}, > }; > > diff --git a/drivers/iommu/mtk_iommu.h b/drivers/iommu/mtk_iommu.h > index d711ac630037..afd7a2de5c1e 100644 > --- a/drivers/iommu/mtk_iommu.h > +++ b/drivers/iommu/mtk_iommu.h > @@ -43,6 +43,7 @@ struct mtk_iommu_plat_data { > bool has_misc_ctrl; > bool has_vld_pa_rng; > bool reset_axi; > + u32 inv_sel_reg; > unsigned char larbid_remap[MTK_LARB_NR_MAX]; > }; > > _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek