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From: Thomas Hellstrom <thellstrom@vmware.com>
To: dri-devel@lists.freedesktop.org
Cc: Thomas Hellstrom <thellstrom@vmware.com>,
	Deepak Rawat <drawat@vmware.com>,
	linux-graphics-maintainer@vmware.com
Subject: [PATCH -next 4/9] drm/vmwgfx: Add SM4_1 flag
Date: Wed,  4 Jul 2018 17:57:45 +0200	[thread overview]
Message-ID: <20180704155750.2749-5-thellstrom@vmware.com> (raw)
In-Reply-To: <20180704155750.2749-1-thellstrom@vmware.com>

From: Deepak Rawat <drawat@vmware.com>

A boolean flag in device private structure to specify if the device
support SM4_1.

Signed-off-by: Deepak Rawat <drawat@vmware.com>
Reviewed-by: Sinclair Yeh <syeh@vmware.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com>
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
---
 drivers/gpu/drm/vmwgfx/vmwgfx_drv.c | 18 ++++++++++++++++--
 drivers/gpu/drm/vmwgfx/vmwgfx_drv.h |  1 +
 2 files changed, 17 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
index f2fad88e4c54..6cf81e19182f 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
@@ -916,9 +916,23 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset)
 	if (ret)
 		goto out_no_fifo;
 
+	if (dev_priv->has_dx) {
+		/*
+		 * SVGA_CAP2_DX2 (DefineGBSurface_v3) is needed for SM4_1
+		 * support
+		 */
+		if ((dev_priv->capabilities2 & SVGA_CAP2_DX2) != 0) {
+			vmw_write(dev_priv, SVGA_REG_DEV_CAP,
+					SVGA3D_DEVCAP_SM41);
+			dev_priv->has_sm4_1 = vmw_read(dev_priv,
+							SVGA_REG_DEV_CAP);
+		}
+	}
+
 	DRM_INFO("DX: %s\n", dev_priv->has_dx ? "yes." : "no.");
-	DRM_INFO("Atomic: %s\n",
-		 (dev->driver->driver_features & DRIVER_ATOMIC) ? "yes" : "no");
+	DRM_INFO("Atomic: %s\n", (dev->driver->driver_features & DRIVER_ATOMIC)
+		 ? "yes." : "no.");
+	DRM_INFO("SM4_1: %s\n", dev_priv->has_sm4_1 ? "yes." : "no.");
 
 	snprintf(host_log, sizeof(host_log), "vmwgfx: %s-%s",
 		VMWGFX_REPO, VMWGFX_GIT_VERSION);
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
index 920365c0e9ab..7bb08bac728e 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
@@ -398,6 +398,7 @@ struct vmw_private {
 	spinlock_t cap_lock;
 	bool has_dx;
 	bool assume_16bpp;
+	bool has_sm4_1;
 
 	/*
 	 * VGA registers.
-- 
2.18.0.rc1

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  parent reply	other threads:[~2018-07-04 15:58 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-07-04 15:57 [PATCH -next 0/9] vmwgfx multisample support Thomas Hellstrom
2018-07-04 15:57 ` [PATCH -next 1/9] drm/vmwgfx: Update the device headers Thomas Hellstrom
2018-07-04 15:57 ` [PATCH -next 2/9] drm/vmwgfx: Add CAP2 support in vmwgfx Thomas Hellstrom
2018-07-04 15:57 ` [PATCH -next 3/9] drm/vmwgfx: Add support for SVGA3dCmdIntraSurfaceCopy command Thomas Hellstrom
2018-07-04 15:57 ` Thomas Hellstrom [this message]
2018-07-04 15:57 ` [PATCH -next 5/9] drm/vmwgfx: Add support for SVGA3dCmdDefineGBSurface_v3 Thomas Hellstrom
2018-07-04 15:57 ` [PATCH -next 6/9] drm/vmwgfx: Support for SVGA3dSurfaceAllFlags in vmwgfx Thomas Hellstrom
2018-07-04 15:57 ` [PATCH -next 7/9] drm/vmwgfx: Add new ioctl for GB surface create and reference Thomas Hellstrom
2018-07-04 15:57 ` [PATCH -next 8/9] drm/vmwgfx: Add support for multisampling Thomas Hellstrom
2018-07-04 15:57 ` [PATCH -next 9/9] drm/vmwgfx: Expose SM4_1 param to user space Thomas Hellstrom

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