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Wed, 17 Jul 2019 13:22:54 +0800 Message-ID: <1563340974.29169.11.camel@mtksdaap41> Subject: Re: [PATCH v4, 08/33] drm/mediatek: add mutex mod into ddp private data From: CK Hu To: Date: Wed, 17 Jul 2019 13:22:54 +0800 In-Reply-To: <1562625253-29254-9-git-send-email-yongqiang.niu@mediatek.com> References: <1562625253-29254-1-git-send-email-yongqiang.niu@mediatek.com> <1562625253-29254-9-git-send-email-yongqiang.niu@mediatek.com> X-Mailer: Evolution 3.10.4-0ubuntu2 MIME-Version: 1.0 X-TM-SNTS-SMTP: CFF9E5198CA28369170E44526D2AFDC1FA459C62420A782C0EDFB70474AD79132000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190716_222321_035483_B791ABEE X-CRM114-Status: GOOD ( 15.06 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , devicetree@vger.kernel.org, Philipp Zabel , David Airlie , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Rob Herring , linux-mediatek@lists.infradead.org, Daniel Vetter , Matthias Brugger , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi, Yongqiang: On Tue, 2019-07-09 at 06:33 +0800, yongqiang.niu@mediatek.com wrote: > From: Yongqiang Niu > > except mutex mod, mutex mod reg,mutex sof reg, > and mutex sof id will be ddp private data Reviewed-by: CK Hu > > Signed-off-by: Yongqiang Niu > --- > drivers/gpu/drm/mediatek/mtk_drm_ddp.c | 41 +++++++++++++++++++++++++--------- > 1 file changed, 30 insertions(+), 11 deletions(-) > > diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c > index 579ce28..412b82f 100644 > --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c > +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c > @@ -147,12 +147,16 @@ struct mtk_disp_mutex { > bool claimed; > }; > > +struct mtk_ddp_data { > + const unsigned int *mutex_mod; > +}; > + > struct mtk_ddp { > struct device *dev; > struct clk *clk; > void __iomem *regs; > struct mtk_disp_mutex mutex[10]; > - const unsigned int *mutex_mod; > + const struct mtk_ddp_data *data; > }; > > static const unsigned int mt2701_mutex_mod[DDP_COMPONENT_ID_MAX] = { > @@ -202,6 +206,18 @@ struct mtk_ddp { > [DDP_COMPONENT_WDMA1] = MT8173_MUTEX_MOD_DISP_WDMA1, > }; > > +static const struct mtk_ddp_data mt2701_ddp_driver_data = { > + .mutex_mod = mt2701_mutex_mod, > +}; > + > +static const struct mtk_ddp_data mt2712_ddp_driver_data = { > + .mutex_mod = mt2712_mutex_mod, > +}; > + > +static const struct mtk_ddp_data mt8173_ddp_driver_data = { > + .mutex_mod = mt8173_mutex_mod, > +}; > + > static unsigned int mtk_ddp_mout_en(enum mtk_ddp_comp_id cur, > enum mtk_ddp_comp_id next, > unsigned int *addr) > @@ -464,15 +480,15 @@ void mtk_disp_mutex_add_comp(struct mtk_disp_mutex *mutex, > reg = MUTEX_SOF_DPI1; > break; > default: > - if (ddp->mutex_mod[id] < 32) { > + if (ddp->data->mutex_mod[id] < 32) { > offset = DISP_REG_MUTEX_MOD(mutex->id); > reg = readl_relaxed(ddp->regs + offset); > - reg |= 1 << ddp->mutex_mod[id]; > + reg |= 1 << ddp->data->mutex_mod[id]; > writel_relaxed(reg, ddp->regs + offset); > } else { > offset = DISP_REG_MUTEX_MOD2(mutex->id); > reg = readl_relaxed(ddp->regs + offset); > - reg |= 1 << (ddp->mutex_mod[id] - 32); > + reg |= 1 << (ddp->data->mutex_mod[id] - 32); > writel_relaxed(reg, ddp->regs + offset); > } > return; > @@ -502,15 +518,15 @@ void mtk_disp_mutex_remove_comp(struct mtk_disp_mutex *mutex, > ddp->regs + DISP_REG_MUTEX_SOF(mutex->id)); > break; > default: > - if (ddp->mutex_mod[id] < 32) { > + if (ddp->data->mutex_mod[id] < 32) { > offset = DISP_REG_MUTEX_MOD(mutex->id); > reg = readl_relaxed(ddp->regs + offset); > - reg &= ~(1 << ddp->mutex_mod[id]); > + reg &= ~(1 << ddp->data->mutex_mod[id]); > writel_relaxed(reg, ddp->regs + offset); > } else { > offset = DISP_REG_MUTEX_MOD2(mutex->id); > reg = readl_relaxed(ddp->regs + offset); > - reg &= ~(1 << (ddp->mutex_mod[id] - 32)); > + reg &= ~(1 << (ddp->data->mutex_mod[id] - 32)); > writel_relaxed(reg, ddp->regs + offset); > } > break; > @@ -585,7 +601,7 @@ static int mtk_ddp_probe(struct platform_device *pdev) > return PTR_ERR(ddp->regs); > } > > - ddp->mutex_mod = of_device_get_match_data(dev); > + ddp->data = of_device_get_match_data(dev); > > platform_set_drvdata(pdev, ddp); > > @@ -598,9 +614,12 @@ static int mtk_ddp_remove(struct platform_device *pdev) > } > > static const struct of_device_id ddp_driver_dt_match[] = { > - { .compatible = "mediatek,mt2701-disp-mutex", .data = mt2701_mutex_mod}, > - { .compatible = "mediatek,mt2712-disp-mutex", .data = mt2712_mutex_mod}, > - { .compatible = "mediatek,mt8173-disp-mutex", .data = mt8173_mutex_mod}, > + { .compatible = "mediatek,mt2701-disp-mutex", > + .data = &mt2701_ddp_driver_data}, > + { .compatible = "mediatek,mt2712-disp-mutex", > + .data = &mt2712_ddp_driver_data}, > + { .compatible = "mediatek,mt8173-disp-mutex", > + .data = &mt8173_ddp_driver_data}, > {}, > }; > MODULE_DEVICE_TABLE(of, ddp_driver_dt_match); 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