diff options
Diffstat (limited to 'drivers/gpu/drm/mediatek/mtk_disp_rdma.c')
| -rw-r--r-- | drivers/gpu/drm/mediatek/mtk_disp_rdma.c | 42 |
1 files changed, 26 insertions, 16 deletions
diff --git a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c index 95feacda49b1..1057c7a42ff2 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c @@ -64,6 +64,7 @@ struct mtk_disp_rdma { struct mtk_ddp_comp ddp_comp; struct drm_crtc *crtc; struct clk *clk; + void __iomem *regs; const struct mtk_disp_rdma_data *data; }; @@ -78,7 +79,7 @@ static irqreturn_t mtk_disp_rdma_irq_handler(int irq, void *dev_id) struct mtk_ddp_comp *rdma = &priv->ddp_comp; /* Clear frame completion interrupt */ - writel(0x0, rdma->regs + DISP_REG_RDMA_INT_STATUS); + writel(0x0, priv->regs + DISP_REG_RDMA_INT_STATUS); if (!priv->crtc) return IRQ_NONE; @@ -91,10 +92,11 @@ static irqreturn_t mtk_disp_rdma_irq_handler(int irq, void *dev_id) static void rdma_update_bits(struct mtk_ddp_comp *comp, unsigned int reg, unsigned int mask, unsigned int val) { - unsigned int tmp = readl(comp->regs + reg); + struct mtk_disp_rdma *rdma = dev_get_drvdata(comp->dev); + unsigned int tmp = readl(rdma->regs + reg); tmp = (tmp & ~mask) | (val & mask); - writel(tmp, comp->regs + reg); + writel(tmp, rdma->regs + reg); } static void mtk_rdma_enable_vblank(struct mtk_ddp_comp *comp, @@ -148,9 +150,9 @@ static void mtk_rdma_config(struct mtk_ddp_comp *comp, unsigned int width, unsigned int reg; struct mtk_disp_rdma *rdma = comp_to_rdma(comp); - mtk_ddp_write_mask(cmdq_pkt, width, comp, + mtk_ddp_write_mask(cmdq_pkt, width, comp, rdma->regs, DISP_REG_RDMA_SIZE_CON_0, 0xfff); - mtk_ddp_write_mask(cmdq_pkt, height, comp, + mtk_ddp_write_mask(cmdq_pkt, height, comp, rdma->regs, DISP_REG_RDMA_SIZE_CON_1, 0xfffff); /* @@ -163,7 +165,7 @@ static void mtk_rdma_config(struct mtk_ddp_comp *comp, unsigned int width, reg = RDMA_FIFO_UNDERFLOW_EN | RDMA_FIFO_PSEUDO_SIZE(RDMA_FIFO_SIZE(rdma)) | RDMA_OUTPUT_VALID_FIFO_THRESHOLD(threshold); - mtk_ddp_write(cmdq_pkt, reg, comp, DISP_REG_RDMA_FIFO_CON); + mtk_ddp_write(cmdq_pkt, reg, comp, rdma->regs, DISP_REG_RDMA_FIFO_CON); } static unsigned int rdma_fmt_convert(struct mtk_disp_rdma *rdma, @@ -220,25 +222,25 @@ static void mtk_rdma_layer_config(struct mtk_ddp_comp *comp, unsigned int idx, unsigned int con; con = rdma_fmt_convert(rdma, fmt); - mtk_ddp_write_relaxed(cmdq_pkt, con, comp, DISP_RDMA_MEM_CON); + mtk_ddp_write_relaxed(cmdq_pkt, con, comp, rdma->regs, DISP_RDMA_MEM_CON); if (fmt == DRM_FORMAT_UYVY || fmt == DRM_FORMAT_YUYV) { - mtk_ddp_write_mask(cmdq_pkt, RDMA_MATRIX_ENABLE, comp, + mtk_ddp_write_mask(cmdq_pkt, RDMA_MATRIX_ENABLE, comp, rdma->regs, DISP_REG_RDMA_SIZE_CON_0, RDMA_MATRIX_ENABLE); mtk_ddp_write_mask(cmdq_pkt, RDMA_MATRIX_INT_MTX_BT601_to_RGB, - comp, DISP_REG_RDMA_SIZE_CON_0, + comp, rdma->regs, DISP_REG_RDMA_SIZE_CON_0, RDMA_MATRIX_INT_MTX_SEL); } else { - mtk_ddp_write_mask(cmdq_pkt, 0, comp, + mtk_ddp_write_mask(cmdq_pkt, 0, comp, rdma->regs, DISP_REG_RDMA_SIZE_CON_0, RDMA_MATRIX_ENABLE); } - mtk_ddp_write_relaxed(cmdq_pkt, addr, comp, DISP_RDMA_MEM_START_ADDR); - mtk_ddp_write_relaxed(cmdq_pkt, pitch, comp, DISP_RDMA_MEM_SRC_PITCH); - mtk_ddp_write(cmdq_pkt, RDMA_MEM_GMC, comp, + mtk_ddp_write_relaxed(cmdq_pkt, addr, comp, rdma->regs, DISP_RDMA_MEM_START_ADDR); + mtk_ddp_write_relaxed(cmdq_pkt, pitch, comp, rdma->regs, DISP_RDMA_MEM_SRC_PITCH); + mtk_ddp_write(cmdq_pkt, RDMA_MEM_GMC, comp, rdma->regs, DISP_RDMA_MEM_GMC_SETTING_0); - mtk_ddp_write_mask(cmdq_pkt, RDMA_MODE_MEMORY, comp, + mtk_ddp_write_mask(cmdq_pkt, RDMA_MODE_MEMORY, comp, rdma->regs, DISP_REG_RDMA_GLOBAL_CON, RDMA_MODE_MEMORY); } @@ -291,6 +293,7 @@ static int mtk_disp_rdma_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct mtk_disp_rdma *priv; + struct resource *res; int comp_id; int irq; int ret; @@ -309,6 +312,13 @@ static int mtk_disp_rdma_probe(struct platform_device *pdev) return PTR_ERR(priv->clk); } + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + priv->regs = devm_ioremap_resource(dev, res); + if (IS_ERR(priv->regs)) { + dev_err(dev, "failed to ioremap rdma\n"); + return PTR_ERR(priv->regs); + } + comp_id = mtk_ddp_comp_get_id(dev->of_node, MTK_DISP_RDMA); if (comp_id < 0) { dev_err(dev, "Failed to identify by alias: %d\n", comp_id); @@ -326,8 +336,8 @@ static int mtk_disp_rdma_probe(struct platform_device *pdev) } /* Disable and clear pending interrupts */ - writel(0x0, priv->ddp_comp.regs + DISP_REG_RDMA_INT_ENABLE); - writel(0x0, priv->ddp_comp.regs + DISP_REG_RDMA_INT_STATUS); + writel(0x0, priv->regs + DISP_REG_RDMA_INT_ENABLE); + writel(0x0, priv->regs + DISP_REG_RDMA_INT_STATUS); ret = devm_request_irq(dev, irq, mtk_disp_rdma_irq_handler, IRQF_TRIGGER_NONE, dev_name(dev), priv); |