From 7c1c2871a6a3a114853ec6836e9035ac1c0c7f7a Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Fri, 28 Nov 2008 14:22:24 +1000 Subject: drm: move to kref per-master structures. This is step one towards having multiple masters sharing a drm device in order to get fast-user-switching to work. It splits out the information associated with the drm master into a separate kref counted structure, and allocates this when a master opens the device node. It also allows the current master to abdicate (say while VT switched), and a new master to take over the hardware. It moves the Intel and radeon drivers to using the sarea from within the new master structures. Signed-off-by: Dave Airlie --- drivers/gpu/drm/radeon/r300_cmdbuf.c | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) (limited to 'drivers/gpu/drm/radeon/r300_cmdbuf.c') diff --git a/drivers/gpu/drm/radeon/r300_cmdbuf.c b/drivers/gpu/drm/radeon/r300_cmdbuf.c index 4b27d9abb7bc..cace3964feeb 100644 --- a/drivers/gpu/drm/radeon/r300_cmdbuf.c +++ b/drivers/gpu/drm/radeon/r300_cmdbuf.c @@ -860,12 +860,12 @@ static __inline__ void r300_pacify(drm_radeon_private_t *dev_priv) * The actual age emit is done by r300_do_cp_cmdbuf, which is why you must * be careful about how this function is called. */ -static void r300_discard_buffer(struct drm_device * dev, struct drm_buf * buf) +static void r300_discard_buffer(struct drm_device *dev, struct drm_master *master, struct drm_buf *buf) { - drm_radeon_private_t *dev_priv = dev->dev_private; drm_radeon_buf_priv_t *buf_priv = buf->dev_private; + struct drm_radeon_master_private *master_priv = master->driver_priv; - buf_priv->age = ++dev_priv->sarea_priv->last_dispatch; + buf_priv->age = ++master_priv->sarea_priv->last_dispatch; buf->pending = 1; buf->used = 0; } @@ -1027,6 +1027,7 @@ int r300_do_cp_cmdbuf(struct drm_device *dev, drm_radeon_kcmd_buffer_t *cmdbuf) { drm_radeon_private_t *dev_priv = dev->dev_private; + struct drm_radeon_master_private *master_priv = file_priv->master->driver_priv; struct drm_device_dma *dma = dev->dma; struct drm_buf *buf = NULL; int emit_dispatch_age = 0; @@ -1134,7 +1135,7 @@ int r300_do_cp_cmdbuf(struct drm_device *dev, } emit_dispatch_age = 1; - r300_discard_buffer(dev, buf); + r300_discard_buffer(dev, file_priv->master, buf); break; case R300_CMD_WAIT: @@ -1189,7 +1190,7 @@ int r300_do_cp_cmdbuf(struct drm_device *dev, /* Emit the vertex buffer age */ BEGIN_RING(2); - RADEON_DISPATCH_AGE(dev_priv->sarea_priv->last_dispatch); + RADEON_DISPATCH_AGE(master_priv->sarea_priv->last_dispatch); ADVANCE_RING(); } -- cgit v1.2.1