diff options
Diffstat (limited to 'drivers/gpu/drm/bridge/cdns-dsi.c')
| -rw-r--r-- | drivers/gpu/drm/bridge/cdns-dsi.c | 27 |
1 files changed, 14 insertions, 13 deletions
diff --git a/drivers/gpu/drm/bridge/cdns-dsi.c b/drivers/gpu/drm/bridge/cdns-dsi.c index 6166dca6be81..829e1a144656 100644 --- a/drivers/gpu/drm/bridge/cdns-dsi.c +++ b/drivers/gpu/drm/bridge/cdns-dsi.c @@ -512,7 +512,7 @@ static int cdns_dsi_mode2cfg(struct cdns_dsi *dsi, struct cdns_dsi_output *output = &dsi->output; unsigned int tmp; bool sync_pulse = false; - int bpp, nlanes; + int bpp; memset(dsi_cfg, 0, sizeof(*dsi_cfg)); @@ -520,7 +520,6 @@ static int cdns_dsi_mode2cfg(struct cdns_dsi *dsi, sync_pulse = true; bpp = mipi_dsi_pixel_format_to_bpp(output->dev->format); - nlanes = output->dev->lanes; if (mode_valid_check) tmp = mode->htotal - @@ -645,7 +644,8 @@ static int cdns_dsi_check_conf(struct cdns_dsi *dsi, return 0; } -static int cdns_dsi_bridge_attach(struct drm_bridge *bridge) +static int cdns_dsi_bridge_attach(struct drm_bridge *bridge, + enum drm_bridge_attach_flags flags) { struct cdns_dsi_input *input = bridge_to_cdns_dsi_input(bridge); struct cdns_dsi *dsi = input_to_dsi(input); @@ -657,11 +657,13 @@ static int cdns_dsi_bridge_attach(struct drm_bridge *bridge) return -ENOTSUPP; } - return drm_bridge_attach(bridge->encoder, output->bridge, bridge); + return drm_bridge_attach(bridge->encoder, output->bridge, bridge, + flags); } static enum drm_mode_status cdns_dsi_bridge_mode_valid(struct drm_bridge *bridge, + const struct drm_display_info *info, const struct drm_display_mode *mode) { struct cdns_dsi_input *input = bridge_to_cdns_dsi_input(bridge); @@ -785,13 +787,12 @@ static void cdns_dsi_bridge_enable(struct drm_bridge *bridge) unsigned long tx_byte_period; struct cdns_dsi_cfg dsi_cfg; u32 tmp, reg_wakeup, div; - int bpp, nlanes; + int nlanes; if (WARN_ON(pm_runtime_get_sync(dsi->base.dev) < 0)) return; mode = &bridge->encoder->crtc->state->adjusted_mode; - bpp = mipi_dsi_pixel_format_to_bpp(output->dev->format); nlanes = output->dev->lanes; WARN_ON_ONCE(cdns_dsi_check_conf(dsi, mode, &dsi_cfg, false)); @@ -828,7 +829,7 @@ static void cdns_dsi_bridge_enable(struct drm_bridge *bridge) tmp = DIV_ROUND_UP(dsi_cfg.htotal, nlanes) - DIV_ROUND_UP(dsi_cfg.hsa, nlanes); - if (!(output->dev->mode_flags & MIPI_DSI_MODE_EOT_PACKET)) + if (!(output->dev->mode_flags & MIPI_DSI_MODE_NO_EOT_PACKET)) tmp -= DIV_ROUND_UP(DSI_EOT_PKT_SIZE, nlanes); tx_byte_period = DIV_ROUND_DOWN_ULL((u64)NSEC_PER_SEC * 8, @@ -901,7 +902,7 @@ static void cdns_dsi_bridge_enable(struct drm_bridge *bridge) tmp = readl(dsi->regs + MCTL_MAIN_DATA_CTL); tmp &= ~(IF_VID_SELECT_MASK | HOST_EOT_GEN | IF_VID_MODE); - if (!(output->dev->mode_flags & MIPI_DSI_MODE_EOT_PACKET)) + if (!(output->dev->mode_flags & MIPI_DSI_MODE_NO_EOT_PACKET)) tmp |= HOST_EOT_GEN; if (output->dev->mode_flags & MIPI_DSI_MODE_VIDEO) @@ -956,7 +957,8 @@ static int cdns_dsi_attach(struct mipi_dsi_host *host, panel = of_drm_find_panel(np); if (!IS_ERR(panel)) { - bridge = drm_panel_bridge_add(panel, DRM_MODE_CONNECTOR_DSI); + bridge = drm_panel_bridge_add_typed(panel, + DRM_MODE_CONNECTOR_DSI); } else { bridge = of_drm_find_bridge(dev->dev.of_node); if (!bridge) @@ -1026,7 +1028,7 @@ static ssize_t cdns_dsi_transfer(struct mipi_dsi_host *host, struct mipi_dsi_packet packet; int ret, i, tx_len, rx_len; - ret = pm_runtime_get_sync(host->dev); + ret = pm_runtime_resume_and_get(host->dev); if (ret < 0) return ret; @@ -1169,7 +1171,6 @@ static int cdns_dsi_drm_probe(struct platform_device *pdev) { struct cdns_dsi *dsi; struct cdns_dsi_input *input; - struct resource *res; int ret, irq; u32 val; @@ -1181,8 +1182,7 @@ static int cdns_dsi_drm_probe(struct platform_device *pdev) input = &dsi->input; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - dsi->regs = devm_ioremap_resource(&pdev->dev, res); + dsi->regs = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(dsi->regs)) return PTR_ERR(dsi->regs); @@ -1284,6 +1284,7 @@ static const struct of_device_id cdns_dsi_of_match[] = { { .compatible = "cdns,dsi" }, { }, }; +MODULE_DEVICE_TABLE(of, cdns_dsi_of_match); static struct platform_driver cdns_dsi_platform_driver = { .probe = cdns_dsi_drm_probe, |