Merge tag 'drm-misc-next-fixes-2017-02-27' of git://anongit.freedesktop.org/git/drm-misc into drm-nextdrm-fixes-for-v4.11-rc1

Misc fixes for the 4.11 merge window.

- vmwgfx drm_control node compat patch
- rockchip&zte fix
- compat32 support for dma-buf ioctl (cc: stable ofc, since this is a
  massive fumble. oops)

* tag 'drm-misc-next-fixes-2017-02-27' of git://anongit.freedesktop.org/git/drm-misc:
  dma-buf: add support for compat ioctl
  drm/vmwgfx: Work around drm removal of control nodes
  drm/rockchip: cdn-dp: Fix error handling
  drm/rockchip: add extcon dependency for DP
  drm: zte: fix static checker warning on variable 'fmt'

6 files changed, 21 insertions, 6 deletions

diff --git a/drivers/dma-buf/dma-buf.c b/drivers/dma-buf/dma-buf.c
index 718f832a5c71..0007b792827b 100644
--- a/drivers/dma-buf/dma-buf.c
+++ b/drivers/dma-buf/dma-buf.c
@@ -325,6 +325,9 @@ static const struct file_operations dma_buf_fops = {
 	.llseek		= dma_buf_llseek,
 	.poll		= dma_buf_poll,
 	.unlocked_ioctl	= dma_buf_ioctl,
+#ifdef CONFIG_COMPAT
+	.compat_ioctl	= dma_buf_ioctl,
+#endif
 };
 
 /*
diff --git a/drivers/gpu/drm/rockchip/Kconfig b/drivers/gpu/drm/rockchip/Kconfig
index ad31b3eb408f..0e4eb845cbb0 100644
--- a/drivers/gpu/drm/rockchip/Kconfig
+++ b/drivers/gpu/drm/rockchip/Kconfig
@@ -24,6 +24,7 @@ config ROCKCHIP_ANALOGIX_DP
 config ROCKCHIP_CDN_DP
         tristate "Rockchip cdn DP"
         depends on DRM_ROCKCHIP
+	depends on EXTCON
 	select SND_SOC_HDMI_CODEC if SND_SOC
         help
 	  This selects support for Rockchip SoC specific extensions
diff --git a/drivers/gpu/drm/rockchip/cdn-dp-core.c b/drivers/gpu/drm/rockchip/cdn-dp-core.c
index 9ab67a670885..fd79a70b8552 100644
--- a/drivers/gpu/drm/rockchip/cdn-dp-core.c
+++ b/drivers/gpu/drm/rockchip/cdn-dp-core.c
@@ -111,7 +111,7 @@ static int cdn_dp_clk_enable(struct cdn_dp_device *dp)
 	ret = pm_runtime_get_sync(dp->dev);
 	if (ret < 0) {
 		DRM_DEV_ERROR(dp->dev, "cannot get pm runtime %d\n", ret);
-		goto err_pclk;
+		goto err_pm_runtime_get;
 	}
 
 	reset_control_assert(dp->core_rst);
@@ -133,6 +133,8 @@ static int cdn_dp_clk_enable(struct cdn_dp_device *dp)
 	return 0;
 
 err_set_rate:
+	pm_runtime_put(dp->dev);
+err_pm_runtime_get:
 	clk_disable_unprepare(dp->core_clk);
 err_core_clk:
 	clk_disable_unprepare(dp->pclk);
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
index 541a5887dd6c..d08f26973d0b 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
@@ -199,9 +199,14 @@ static const struct drm_ioctl_desc vmw_ioctls[] = {
 	VMW_IOCTL_DEF(VMW_PRESENT_READBACK,
 		      vmw_present_readback_ioctl,
 		      DRM_MASTER | DRM_AUTH),
+	/*
+	 * The permissions of the below ioctl are overridden in
+	 * vmw_generic_ioctl(). We require either
+	 * DRM_MASTER or capable(CAP_SYS_ADMIN).
+	 */
 	VMW_IOCTL_DEF(VMW_UPDATE_LAYOUT,
 		      vmw_kms_update_layout_ioctl,
-		      DRM_MASTER | DRM_CONTROL_ALLOW),
+		      DRM_RENDER_ALLOW),
 	VMW_IOCTL_DEF(VMW_CREATE_SHADER,
 		      vmw_shader_define_ioctl,
 		      DRM_AUTH | DRM_RENDER_ALLOW),
@@ -1123,6 +1128,10 @@ static long vmw_generic_ioctl(struct file *filp, unsigned int cmd,
 
 			return (long) vmw_execbuf_ioctl(dev, arg, file_priv,
 							_IOC_SIZE(cmd));
+		} else if (nr == DRM_COMMAND_BASE + DRM_VMW_UPDATE_LAYOUT) {
+			if (!drm_is_current_master(file_priv) &&
+			    !capable(CAP_SYS_ADMIN))
+				return -EACCES;
 		}
 
 		if (unlikely(ioctl->cmd != cmd))
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
index 1e59a486bba8..59ff4197173a 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
@@ -41,9 +41,9 @@
 #include <drm/ttm/ttm_module.h>
 #include "vmwgfx_fence.h"
 
-#define VMWGFX_DRIVER_DATE "20160210"
+#define VMWGFX_DRIVER_DATE "20170221"
 #define VMWGFX_DRIVER_MAJOR 2
-#define VMWGFX_DRIVER_MINOR 11
+#define VMWGFX_DRIVER_MINOR 12
 #define VMWGFX_DRIVER_PATCHLEVEL 0
 #define VMWGFX_FILE_PAGE_OFFSET 0x00100000
 #define VMWGFX_FIFO_STATIC_SIZE (1024*1024)
diff --git a/drivers/gpu/drm/zte/zx_plane.c b/drivers/gpu/drm/zte/zx_plane.c
index 1d08ba381098..d646ac931663 100644
--- a/drivers/gpu/drm/zte/zx_plane.c
+++ b/drivers/gpu/drm/zte/zx_plane.c
@@ -159,7 +159,7 @@ static void zx_vl_rsz_setup(struct zx_plane *zplane, uint32_t format,
 	void __iomem *rsz = zplane->rsz;
 	u32 src_chroma_w = src_w;
 	u32 src_chroma_h = src_h;
-	u32 fmt;
+	int fmt;
 
 	/* Set up source and destination resolution */
 	zx_writel(rsz + RSZ_SRC_CFG, RSZ_VER(src_h - 1) | RSZ_HOR(src_w - 1));
@@ -203,7 +203,7 @@ static void zx_vl_plane_atomic_update(struct drm_plane *plane,
 	u32 src_x, src_y, src_w, src_h;
 	u32 dst_x, dst_y, dst_w, dst_h;
 	uint32_t format;
-	u32 fmt;
+	int fmt;
 	int num_planes;
 	int i;