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-rw-r--r--drivers/block/pktcdvd.c35
-rw-r--r--drivers/char/tty_io.c7
-rw-r--r--drivers/char/tty_ioctl.c6
-rw-r--r--drivers/gpu/drm/drm_irq.c20
-rw-r--r--drivers/gpu/drm/drm_lock.c33
-rw-r--r--drivers/gpu/drm/radeon/r300_cmdbuf.c196
-rw-r--r--drivers/gpu/drm/radeon/r300_reg.h5
-rw-r--r--drivers/gpu/drm/radeon/radeon_cp.c38
-rw-r--r--drivers/gpu/drm/radeon/radeon_drv.h19
-rw-r--r--drivers/net/e1000/e1000_param.c81
-rw-r--r--drivers/s390/block/dcssblk.c5
-rw-r--r--drivers/scsi/sg.c17
12 files changed, 306 insertions, 156 deletions
diff --git a/drivers/block/pktcdvd.c b/drivers/block/pktcdvd.c
index 158eed4d516..29b7a648cc6 100644
--- a/drivers/block/pktcdvd.c
+++ b/drivers/block/pktcdvd.c
@@ -49,7 +49,6 @@
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/kthread.h>
-#include <linux/smp_lock.h>
#include <linux/errno.h>
#include <linux/spinlock.h>
#include <linux/file.h>
@@ -2798,14 +2797,9 @@ out_mem:
return ret;
}
-static long pkt_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
+static int pkt_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg)
{
- struct inode *inode = file->f_path.dentry->d_inode;
- struct pktcdvd_device *pd;
- long ret;
-
- lock_kernel();
- pd = inode->i_bdev->bd_disk->private_data;
+ struct pktcdvd_device *pd = inode->i_bdev->bd_disk->private_data;
VPRINTK("pkt_ioctl: cmd %x, dev %d:%d\n", cmd, imajor(inode), iminor(inode));
@@ -2818,8 +2812,7 @@ static long pkt_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
case CDROM_LAST_WRITTEN:
case CDROM_SEND_PACKET:
case SCSI_IOCTL_SEND_COMMAND:
- ret = blkdev_ioctl(pd->bdev->bd_inode, file, cmd, arg);
- break;
+ return blkdev_ioctl(pd->bdev->bd_inode, file, cmd, arg);
case CDROMEJECT:
/*
@@ -2828,15 +2821,14 @@ static long pkt_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
*/
if (pd->refcnt == 1)
pkt_lock_door(pd, 0);
- ret = blkdev_ioctl(pd->bdev->bd_inode, file, cmd, arg);
- break;
+ return blkdev_ioctl(pd->bdev->bd_inode, file, cmd, arg);
default:
VPRINTK(DRIVER_NAME": Unknown ioctl for %s (%x)\n", pd->name, cmd);
- ret = -ENOTTY;
+ return -ENOTTY;
}
- unlock_kernel();
- return ret;
+
+ return 0;
}
static int pkt_media_changed(struct gendisk *disk)
@@ -2858,7 +2850,7 @@ static struct block_device_operations pktcdvd_ops = {
.owner = THIS_MODULE,
.open = pkt_open,
.release = pkt_close,
- .unlocked_ioctl = pkt_ioctl,
+ .ioctl = pkt_ioctl,
.media_changed = pkt_media_changed,
};
@@ -3023,8 +3015,7 @@ static void pkt_get_status(struct pkt_ctrl_command *ctrl_cmd)
mutex_unlock(&ctl_mutex);
}
-static long pkt_ctl_ioctl(struct file *file, unsigned int cmd,
- unsigned long arg)
+static int pkt_ctl_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg)
{
void __user *argp = (void __user *)arg;
struct pkt_ctrl_command ctrl_cmd;
@@ -3041,22 +3032,16 @@ static long pkt_ctl_ioctl(struct file *file, unsigned int cmd,
case PKT_CTRL_CMD_SETUP:
if (!capable(CAP_SYS_ADMIN))
return -EPERM;
- lock_kernel();
ret = pkt_setup_dev(new_decode_dev(ctrl_cmd.dev), &pkt_dev);
ctrl_cmd.pkt_dev = new_encode_dev(pkt_dev);
- unlock_kernel();
break;
case PKT_CTRL_CMD_TEARDOWN:
if (!capable(CAP_SYS_ADMIN))
return -EPERM;
- lock_kernel();
ret = pkt_remove_dev(new_decode_dev(ctrl_cmd.pkt_dev));
- unlock_kernel();
break;
case PKT_CTRL_CMD_STATUS:
- lock_kernel();
pkt_get_status(&ctrl_cmd);
- unlock_kernel();
break;
default:
return -ENOTTY;
@@ -3069,7 +3054,7 @@ static long pkt_ctl_ioctl(struct file *file, unsigned int cmd,
static const struct file_operations pkt_ctl_fops = {
- .unlocked_ioctl = pkt_ctl_ioctl,
+ .ioctl = pkt_ctl_ioctl,
.owner = THIS_MODULE,
};
diff --git a/drivers/char/tty_io.c b/drivers/char/tty_io.c
index a27160ba21d..daeb8f76697 100644
--- a/drivers/char/tty_io.c
+++ b/drivers/char/tty_io.c
@@ -2498,7 +2498,7 @@ static int tiocgwinsz(struct tty_struct *tty, struct winsize __user *arg)
/**
* tty_do_resize - resize event
* @tty: tty being resized
- * @real_tty: real tty (if using a pty/tty pair)
+ * @real_tty: real tty (not the same as tty if using a pty/tty pair)
* @rows: rows (character)
* @cols: cols (character)
*
@@ -2512,7 +2512,8 @@ int tty_do_resize(struct tty_struct *tty, struct tty_struct *real_tty,
struct pid *pgrp, *rpgrp;
unsigned long flags;
- mutex_lock(&tty->termios_mutex);
+ /* For a PTY we need to lock the tty side */
+ mutex_lock(&real_tty->termios_mutex);
if (!memcmp(ws, &tty->winsize, sizeof(*ws)))
goto done;
/* Get the PID values and reference them so we can
@@ -2533,7 +2534,7 @@ int tty_do_resize(struct tty_struct *tty, struct tty_struct *real_tty,
tty->winsize = *ws;
real_tty->winsize = *ws;
done:
- mutex_unlock(&tty->termios_mutex);
+ mutex_unlock(&real_tty->termios_mutex);
return 0;
}
diff --git a/drivers/char/tty_ioctl.c b/drivers/char/tty_ioctl.c
index ea9fc5d03b9..bf34e459742 100644
--- a/drivers/char/tty_ioctl.c
+++ b/drivers/char/tty_ioctl.c
@@ -937,12 +937,14 @@ int tty_mode_ioctl(struct tty_struct *tty, struct file *file,
return 0;
#endif
case TIOCGSOFTCAR:
- return put_user(C_CLOCAL(tty) ? 1 : 0,
+ /* FIXME: for correctness we may need to take the termios
+ lock here - review */
+ return put_user(C_CLOCAL(real_tty) ? 1 : 0,
(int __user *)arg);
case TIOCSSOFTCAR:
if (get_user(arg, (unsigned int __user *) arg))
return -EFAULT;
- return tty_change_softcar(tty, arg);
+ return tty_change_softcar(real_tty, arg);
default:
return -ENOIOCTLCMD;
}
diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c
index 089c015c01d..53f0e5af1cc 100644
--- a/drivers/gpu/drm/drm_irq.c
+++ b/drivers/gpu/drm/drm_irq.c
@@ -400,27 +400,31 @@ static void drm_locked_tasklet_func(unsigned long data)
{
struct drm_device *dev = (struct drm_device *)data;
unsigned long irqflags;
-
+ void (*tasklet_func)(struct drm_device *);
+
spin_lock_irqsave(&dev->tasklet_lock, irqflags);
+ tasklet_func = dev->locked_tasklet_func;
+ spin_unlock_irqrestore(&dev->tasklet_lock, irqflags);
- if (!dev->locked_tasklet_func ||
+ if (!tasklet_func ||
!drm_lock_take(&dev->lock,
DRM_KERNEL_CONTEXT)) {
- spin_unlock_irqrestore(&dev->tasklet_lock, irqflags);
return;
}
dev->lock.lock_time = jiffies;
atomic_inc(&dev->counts[_DRM_STAT_LOCKS]);
- dev->locked_tasklet_func(dev);
+ spin_lock_irqsave(&dev->tasklet_lock, irqflags);
+ tasklet_func = dev->locked_tasklet_func;
+ dev->locked_tasklet_func = NULL;
+ spin_unlock_irqrestore(&dev->tasklet_lock, irqflags);
+
+ if (tasklet_func != NULL)
+ tasklet_func(dev);
drm_lock_free(&dev->lock,
DRM_KERNEL_CONTEXT);
-
- dev->locked_tasklet_func = NULL;
-
- spin_unlock_irqrestore(&dev->tasklet_lock, irqflags);
}
/**
diff --git a/drivers/gpu/drm/drm_lock.c b/drivers/gpu/drm/drm_lock.c
index 0998723cde7..a4caf95485d 100644
--- a/drivers/gpu/drm/drm_lock.c
+++ b/drivers/gpu/drm/drm_lock.c
@@ -105,14 +105,19 @@ int drm_lock(struct drm_device *dev, void *data, struct drm_file *file_priv)
ret ? "interrupted" : "has lock");
if (ret) return ret;
- sigemptyset(&dev->sigmask);
- sigaddset(&dev->sigmask, SIGSTOP);
- sigaddset(&dev->sigmask, SIGTSTP);
- sigaddset(&dev->sigmask, SIGTTIN);
- sigaddset(&dev->sigmask, SIGTTOU);
- dev->sigdata.context = lock->context;
- dev->sigdata.lock = dev->lock.hw_lock;
- block_all_signals(drm_notifier, &dev->sigdata, &dev->sigmask);
+ /* don't set the block all signals on the master process for now
+ * really probably not the correct answer but lets us debug xkb
+ * xserver for now */
+ if (!file_priv->master) {
+ sigemptyset(&dev->sigmask);
+ sigaddset(&dev->sigmask, SIGSTOP);
+ sigaddset(&dev->sigmask, SIGTSTP);
+ sigaddset(&dev->sigmask, SIGTTIN);
+ sigaddset(&dev->sigmask, SIGTTOU);
+ dev->sigdata.context = lock->context;
+ dev->sigdata.lock = dev->lock.hw_lock;
+ block_all_signals(drm_notifier, &dev->sigdata, &dev->sigmask);
+ }
if (dev->driver->dma_ready && (lock->flags & _DRM_LOCK_READY))
dev->driver->dma_ready(dev);
@@ -150,6 +155,7 @@ int drm_unlock(struct drm_device *dev, void *data, struct drm_file *file_priv)
{
struct drm_lock *lock = data;
unsigned long irqflags;
+ void (*tasklet_func)(struct drm_device *);
if (lock->context == DRM_KERNEL_CONTEXT) {
DRM_ERROR("Process %d using kernel context %d\n",
@@ -158,14 +164,11 @@ int drm_unlock(struct drm_device *dev, void *data, struct drm_file *file_priv)
}
spin_lock_irqsave(&dev->tasklet_lock, irqflags);
-
- if (dev->locked_tasklet_func) {
- dev->locked_tasklet_func(dev);
-
- dev->locked_tasklet_func = NULL;
- }
-
+ tasklet_func = dev->locked_tasklet_func;
+ dev->locked_tasklet_func = NULL;
spin_unlock_irqrestore(&dev->tasklet_lock, irqflags);
+ if (tasklet_func != NULL)
+ tasklet_func(dev);
atomic_inc(&dev->counts[_DRM_STAT_UNLOCKS]);
diff --git a/drivers/gpu/drm/radeon/r300_cmdbuf.c b/drivers/gpu/drm/radeon/r300_cmdbuf.c
index 702df45320f..4b27d9abb7b 100644
--- a/drivers/gpu/drm/radeon/r300_cmdbuf.c
+++ b/drivers/gpu/drm/radeon/r300_cmdbuf.c
@@ -77,6 +77,9 @@ static int r300_emit_cliprects(drm_radeon_private_t *dev_priv,
return -EFAULT;
}
+ box.x2--; /* Hardware expects inclusive bottom-right corner */
+ box.y2--;
+
if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV515) {
box.x1 = (box.x1) &
R300_CLIPRECT_MASK;
@@ -95,8 +98,8 @@ static int r300_emit_cliprects(drm_radeon_private_t *dev_priv,
R300_CLIPRECT_MASK;
box.y2 = (box.y2 + R300_CLIPRECT_OFFSET) &
R300_CLIPRECT_MASK;
-
}
+
OUT_RING((box.x1 << R300_CLIPRECT_X_SHIFT) |
(box.y1 << R300_CLIPRECT_Y_SHIFT));
OUT_RING((box.x2 << R300_CLIPRECT_X_SHIFT) |
@@ -136,6 +139,18 @@ static int r300_emit_cliprects(drm_radeon_private_t *dev_priv,
ADVANCE_RING();
}
+ /* flus cache and wait idle clean after cliprect change */
+ BEGIN_RING(2);
+ OUT_RING(CP_PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0));
+ OUT_RING(R300_RB3D_DC_FLUSH);
+ ADVANCE_RING();
+ BEGIN_RING(2);
+ OUT_RING(CP_PACKET0(RADEON_WAIT_UNTIL, 0));
+ OUT_RING(RADEON_WAIT_3D_IDLECLEAN);
+ ADVANCE_RING();
+ /* set flush flag */
+ dev_priv->track_flush |= RADEON_FLUSH_EMITED;
+
return 0;
}
@@ -166,13 +181,13 @@ void r300_init_reg_flags(struct drm_device *dev)
ADD_RANGE(0x21DC, 1);
ADD_RANGE(R300_VAP_UNKNOWN_221C, 1);
ADD_RANGE(R300_VAP_CLIP_X_0, 4);
- ADD_RANGE(R300_VAP_PVS_WAITIDLE, 1);
+ ADD_RANGE(R300_VAP_PVS_STATE_FLUSH_REG, 1);
ADD_RANGE(R300_VAP_UNKNOWN_2288, 1);
ADD_RANGE(R300_VAP_OUTPUT_VTX_FMT_0, 2);
ADD_RANGE(R300_VAP_PVS_CNTL_1, 3);
ADD_RANGE(R300_GB_ENABLE, 1);
ADD_RANGE(R300_GB_MSPOS0, 5);
- ADD_RANGE(R300_TX_CNTL, 1);
+ ADD_RANGE(R300_TX_INVALTAGS, 1);
ADD_RANGE(R300_TX_ENABLE, 1);
ADD_RANGE(0x4200, 4);
ADD_RANGE(0x4214, 1);
@@ -388,15 +403,28 @@ static __inline__ int r300_emit_vpu(drm_radeon_private_t *dev_priv,
if (sz * 16 > cmdbuf->bufsz)
return -EINVAL;
- BEGIN_RING(5 + sz * 4);
- /* Wait for VAP to come to senses.. */
- /* there is no need to emit it multiple times, (only once before VAP is programmed,
- but this optimization is for later */
- OUT_RING_REG(R300_VAP_PVS_WAITIDLE, 0);
+ /* VAP is very sensitive so we purge cache before we program it
+ * and we also flush its state before & after */
+ BEGIN_RING(6);
+ OUT_RING(CP_PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0));
+ OUT_RING(R300_RB3D_DC_FLUSH);
+ OUT_RING(CP_PACKET0(RADEON_WAIT_UNTIL, 0));
+ OUT_RING(RADEON_WAIT_3D_IDLECLEAN);
+ OUT_RING(CP_PACKET0(R300_VAP_PVS_STATE_FLUSH_REG, 0));
+ OUT_RING(0);
+ ADVANCE_RING();
+ /* set flush flag */
+ dev_priv->track_flush |= RADEON_FLUSH_EMITED;
+
+ BEGIN_RING(3 + sz * 4);
OUT_RING_REG(R300_VAP_PVS_UPLOAD_ADDRESS, addr);
OUT_RING(CP_PACKET0_TABLE(R300_VAP_PVS_UPLOAD_DATA, sz * 4 - 1));
OUT_RING_TABLE((int *)cmdbuf->buf, sz * 4);
+ ADVANCE_RING();
+ BEGIN_RING(2);
+ OUT_RING(CP_PACKET0(R300_VAP_PVS_STATE_FLUSH_REG, 0));
+ OUT_RING(0);
ADVANCE_RING();
cmdbuf->buf += sz * 16;
@@ -424,6 +452,15 @@ static __inline__ int r300_emit_clear(drm_radeon_private_t *dev_priv,
OUT_RING_TABLE((int *)cmdbuf->buf, 8);
ADVANCE_RING();
+ BEGIN_RING(4);
+ OUT_RING(CP_PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0));
+ OUT_RING(R300_RB3D_DC_FLUSH);
+ OUT_RING(CP_PACKET0(RADEON_WAIT_UNTIL, 0));
+ OUT_RING(RADEON_WAIT_3D_IDLECLEAN);
+ ADVANCE_RING();
+ /* set flush flag */
+ dev_priv->track_flush |= RADEON_FLUSH_EMITED;
+
cmdbuf->buf += 8 * 4;
cmdbuf->bufsz -= 8 * 4;
@@ -543,22 +580,23 @@ static __inline__ int r300_emit_bitblt_multi(drm_radeon_private_t *dev_priv,
return 0;
}
-static __inline__ int r300_emit_indx_buffer(drm_radeon_private_t *dev_priv,
- drm_radeon_kcmd_buffer_t *cmdbuf)
+static __inline__ int r300_emit_draw_indx_2(drm_radeon_private_t *dev_priv,
+ drm_radeon_kcmd_buffer_t *cmdbuf)
{
- u32 *cmd = (u32 *) cmdbuf->buf;
- int count, ret;
+ u32 *cmd;
+ int count;
+ int expected_count;
RING_LOCALS;
- count=(cmd[0]>>16) & 0x3fff;
+ cmd = (u32 *) cmdbuf->buf;
+ count = (cmd[0]>>16) & 0x3fff;
+ expected_count = cmd[1] >> 16;
+ if (!(cmd[1] & R300_VAP_VF_CNTL__INDEX_SIZE_32bit))
+ expected_count = (expected_count+1)/2;
- if ((cmd[1] & 0x8000ffff) != 0x80000810) {
- DRM_ERROR("Invalid indx_buffer reg address %08X\n", cmd[1]);
- return -EINVAL;
- }
- ret = !radeon_check_offset(dev_priv, cmd[2]);
- if (ret) {
- DRM_ERROR("Invalid indx_buffer offset is %08X\n", cmd[2]);
+ if (count && count != expected_count) {
+ DRM_ERROR("3D_DRAW_INDX_2: packet size %i, expected %i\n",
+ count, expected_count);
return -EINVAL;
}
@@ -570,6 +608,50 @@ static __inline__ int r300_emit_indx_buffer(drm_radeon_private_t *dev_priv,
cmdbuf->buf += (count+2)*4;
cmdbuf->bufsz -= (count+2)*4;
+ if (!count) {
+ drm_r300_cmd_header_t header;
+
+ if (cmdbuf->bufsz < 4*4 + sizeof(header)) {
+ DRM_ERROR("3D_DRAW_INDX_2: expect subsequent INDX_BUFFER, but stream is too short.\n");
+ return -EINVAL;
+ }
+
+ header.u = *(unsigned int *)cmdbuf->buf;
+
+ cmdbuf->buf += sizeof(header);
+ cmdbuf->bufsz -= sizeof(header);
+ cmd = (u32 *) cmdbuf->buf;
+
+ if (header.header.cmd_type != R300_CMD_PACKET3 ||
+ header.packet3.packet != R300_CMD_PACKET3_RAW ||
+ cmd[0] != CP_PACKET3(RADEON_CP_INDX_BUFFER, 2)) {
+ DRM_ERROR("3D_DRAW_INDX_2: expect subsequent INDX_BUFFER.\n");
+ return -EINVAL;
+ }
+
+ if ((cmd[1] & 0x8000ffff) != 0x80000810) {
+ DRM_ERROR("Invalid indx_buffer reg address %08X\n", cmd[1]);
+ return -EINVAL;
+ }
+ if (!radeon_check_offset(dev_priv, cmd[2])) {
+ DRM_ERROR("Invalid indx_buffer offset is %08X\n", cmd[2]);
+ return -EINVAL;
+ }
+ if (cmd[3] != expected_count) {
+ DRM_ERROR("INDX_BUFFER: buffer size %i, expected %i\n",
+ cmd[3], expected_count);
+ return -EINVAL;
+ }
+
+ BEGIN_RING(4);
+ OUT_RING(cmd[0]);
+ OUT_RING_TABLE((int *)(cmdbuf->buf + 4), 3);
+ ADVANCE_RING();
+
+ cmdbuf->buf += 4*4;
+ cmdbuf->bufsz -= 4*4;
+ }
+
return 0;
}
@@ -613,11 +695,22 @@ static __inline__ int r300_emit_raw_packet3(drm_radeon_private_t *dev_priv,
case RADEON_CNTL_BITBLT_MULTI:
return r300_emit_bitblt_multi(dev_priv, cmdbuf);
- case RADEON_CP_INDX_BUFFER: /* DRAW_INDX_2 without INDX_BUFFER seems to lock up the gpu */
- return r300_emit_indx_buffer(dev_priv, cmdbuf);
- case RADEON_CP_3D_DRAW_IMMD_2: /* triggers drawing using in-packet vertex data */
- case RADEON_CP_3D_DRAW_VBUF_2: /* triggers drawing of vertex buffers setup elsewhere */
- case RADEON_CP_3D_DRAW_INDX_2: /* triggers drawing using indices to vertex buffer */
+ case RADEON_CP_INDX_BUFFER:
+ DRM_ERROR("packet3 INDX_BUFFER without preceding 3D_DRAW_INDX_2 is illegal.\n");
+ return -EINVAL;
+ case RADEON_CP_3D_DRAW_IMMD_2:
+ /* triggers drawing using in-packet vertex data */
+ case RADEON_CP_3D_DRAW_VBUF_2:
+ /* triggers drawing of vertex buffers setup elsewhere */
+ dev_priv->track_flush &= ~(RADEON_FLUSH_EMITED |
+ RADEON_PURGE_EMITED);
+ break;
+ case RADEON_CP_3D_DRAW_INDX_2:
+ /* triggers drawing using indices to vertex buffer */
+ /* whenever we send vertex we clear flush & purge */
+ dev_priv->track_flush &= ~(RADEON_FLUSH_EMITED |
+ RADEON_PURGE_EMITED);
+ return r300_emit_draw_indx_2(dev_priv, cmdbuf);
case RADEON_WAIT_FOR_IDLE:
case RADEON_CP_NOP:
/* these packets are safe */
@@ -713,17 +806,53 @@ static __inline__ int r300_emit_packet3(drm_radeon_private_t *dev_priv,
*/
static __inline__ void r300_pacify(drm_radeon_private_t *dev_priv)
{
+ uint32_t cache_z, cache_3d, cache_2d;
RING_LOCALS;
- BEGIN_RING(6);
- OUT_RING(CP_PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0));
- OUT_RING(R300_RB3D_DSTCACHE_UNKNOWN_0A);
+ cache_z = R300_ZC_FLUSH;
+ cache_2d = R300_RB2D_DC_FLUSH;
+ cache_3d = R300_RB3D_DC_FLUSH;
+ if (!(dev_priv->track_flush & RADEON_PURGE_EMITED)) {
+ /* we can purge, primitive where draw since last purge */
+ cache_z |= R300_ZC_FREE;
+ cache_2d |= R300_RB2D_DC_FREE;
+ cache_3d |= R300_RB3D_DC_FREE;
+ }
+
+ /* flush & purge zbuffer */
+ BEGIN_RING(2);
OUT_RING(CP_PACKET0(R300_ZB_ZCACHE_CTLSTAT, 0));
- OUT_RING(R300_ZB_ZCACHE_CTLSTAT_ZC_FLUSH_FLUSH_AND_FREE|
- R300_ZB_ZCACHE_CTLSTAT_ZC_FREE_FREE);
- OUT_RING(CP_PACKET3(RADEON_CP_NOP, 0));
- OUT_RING(0x0);
+ OUT_RING(cache_z);
+ ADVANCE_RING();
+ /* flush & purge 3d */
+ BEGIN_RING(2);
+ OUT_RING(CP_PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0));
+ OUT_RING(cache_3d);
+ ADVANCE_RING();
+ /* flush & purge texture */
+ BEGIN_RING(2);
+ OUT_RING(CP_PACKET0(R300_TX_INVALTAGS, 0));
+ OUT_RING(0);
+ ADVANCE_RING();
+ /* FIXME: is this one really needed ? */
+ BEGIN_RING(2);
+ OUT_RING(CP_PACKET0(R300_RB3D_AARESOLVE_CTL, 0));
+ OUT_RING(0);
+ ADVANCE_RING();
+ BEGIN_RING(2);
+ OUT_RING(CP_PACKET0(RADEON_WAIT_UNTIL, 0));
+ OUT_RING(RADEON_WAIT_3D_IDLECLEAN);
+ ADVANCE_RING();
+ /* flush & purge 2d through E2 as RB2D will trigger lockup */
+ BEGIN_RING(4);
+ OUT_RING(CP_PACKET0(R300_DSTCACHE_CTLSTAT, 0));
+ OUT_RING(cache_2d);
+ OUT_RING(CP_PACKET0(RADEON_WAIT_UNTIL, 0));
+ OUT_RING(RADEON_WAIT_2D_IDLECLEAN |
+ RADEON_WAIT_HOST_IDLECLEAN);
ADVANCE_RING();
+ /* set flush & purge flags */
+ dev_priv->track_flush |= RADEON_FLUSH_EMITED | RADEON_PURGE_EMITED;
}
/**
@@ -905,8 +1034,7 @@ int r300_do_cp_cmdbuf(struct drm_device *dev,
DRM_DEBUG("\n");
- /* See the comment above r300_emit_begin3d for why this call must be here,
- * and what the cleanup gotos are for. */
+ /* pacify */
r300_pacify(dev_priv);
if (cmdbuf->nbox <= R300_SIMULTANEOUS_CLIPRECTS) {
diff --git a/drivers/gpu/drm/radeon/r300_reg.h b/drivers/gpu/drm/radeon/r300_reg.h
index a6802f26afc..ee6f811599a 100644
--- a/drivers/gpu/drm/radeon/r300_reg.h
+++ b/drivers/gpu/drm/radeon/r300_reg.h
@@ -317,7 +317,7 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
* Therefore, I suspect writing zero to 0x2284 synchronizes the engine and
* avoids bugs caused by still running shaders reading bad data from memory.
*/
-#define R300_VAP_PVS_WAITIDLE 0x2284 /* GUESS */
+#define R300_VAP_PVS_STATE_FLUSH_REG 0x2284
/* Absolutely no clue what this register is about. */
#define R300_VAP_UNKNOWN_2288 0x2288
@@ -513,7 +513,7 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
/* gap */
/* Zero to flush caches. */
-#define R300_TX_CNTL 0x4100
+#define R300_TX_INVALTAGS 0x4100
#define R300_TX_FLUSH 0x0
/* The upper enable bits are guessed, based on fglrx reported limits. */
@@ -1362,6 +1362,7 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
#define R300_RB3D_COLORPITCH2 0x4E40 /* GUESS */
#define R300_RB3D_COLORPITCH3 0x4E44 /* GUESS */
+#define R300_RB3D_AARESOLVE_CTL 0x4E88
/* gap */
/* Guess by Vladimir.
diff --git a/drivers/gpu/drm/radeon/radeon_cp.c b/drivers/gpu/drm/radeon/radeon_cp.c
index f0de81a5689..3331f88dcfb 100644
--- a/drivers/gpu/drm/radeon/radeon_cp.c
+++ b/drivers/gpu/drm/radeon/radeon_cp.c
@@ -40,6 +40,7 @@
#define RADEON_FIFO_DEBUG 0
static int radeon_do_cleanup_cp(struct drm_device * dev);
+static void radeon_do_cp_start(drm_radeon_private_t * dev_priv);
static u32 R500_READ_MCIND(drm_radeon_private_t *dev_priv, int addr)
{
@@ -198,23 +199,8 @@ static int radeon_do_pixcache_flush(drm_radeon_private_t * dev_priv)
DRM_UDELAY(1);
}
} else {
- /* 3D */
- tmp = RADEON_READ(R300_RB3D_DSTCACHE_CTLSTAT);
- tmp |= RADEON_RB3D_DC_FLUSH_ALL;
- RADEON_WRITE(R300_RB3D_DSTCACHE_CTLSTAT, tmp);
-
- /* 2D */
- tmp = RADEON_READ(R300_DSTCACHE_CTLSTAT);
- tmp |= RADEON_RB3D_DC_FLUSH_ALL;
- RADEON_WRITE(R300_DSTCACHE_CTLSTAT, tmp);
-
- for (i = 0; i < dev_priv->usec_timeout; i++) {
- if (!(RADEON_READ(R300_DSTCACHE_CTLSTAT)
- & RADEON_RB3D_DC_BUSY)) {
- return 0;
- }
- DRM_UDELAY(1);
- }
+ /* don't flush or purge cache here or lockup */
+ return 0;
}
#if RADEON_FIFO_DEBUG
@@ -237,6 +223,9 @@ static int radeon_do_wait_for_fifo(drm_radeon_private_t * dev_priv, int entries)
return 0;
DRM_UDELAY(1);
}
+ DRM_INFO("wait for fifo failed status : 0x%08X 0x%08X\n",
+ RADEON_READ(RADEON_RBBM_STATUS),
+ RADEON_READ(R300_VAP_CNTL_STATUS));
#if RADEON_FIFO_DEBUG
DRM_ERROR("failed!\n");
@@ -263,6 +252,9 @@ static int radeon_do_wait_for_idle(drm_radeon_private_t * dev_priv)
}
DRM_UDELAY(1);
}
+ DRM_INFO("wait idle failed status : 0x%08X 0x%08X\n",
+ RADEON_READ(RADEON_RBBM_STATUS),
+ RADEON_READ(R300_VAP_CNTL_STATUS));
#if RADEON_FIFO_DEBUG
DRM_ERROR("failed!\n");
@@ -443,14 +435,20 @@ static void radeon_do_cp_start(drm_radeon_private_t * dev_priv)
dev_priv->cp_running = 1;
- BEGIN_RING(6);
-
+ BEGIN_RING(8);
+ /* isync can only be written through cp on r5xx write it here */
+ OUT_RING(CP_PACKET0(RADEON_ISYNC_CNTL, 0));
+ OUT_RING(RADEON_ISYNC_ANY2D_IDLE3D |
+ RADEON_ISYNC_ANY3D_IDLE2D |
+ RADEON_ISYNC_WAIT_IDLEGUI |
+ RADEON_ISYNC_CPSCRATCH_IDLEGUI);
RADEON_PURGE_CACHE();
RADEON_PURGE_ZCACHE();
RADEON_WAIT_UNTIL_IDLE();
-
ADVANCE_RING();
COMMIT_RING();
+
+ dev_priv->track_flush |= RADEON_FLUSH_EMITED | RADEON_PURGE_EMITED;
}
/* Reset the Command Processor. This will not flush any pending
diff --git a/drivers/gpu/drm/radeon/radeon_drv.h b/drivers/gpu/drm/radeon/radeon_drv.h
index 3f0eca957aa..09938169317 100644
--- a/drivers/gpu/drm/radeon/radeon_drv.h
+++ b/drivers/gpu/drm/radeon/radeon_drv.h
@@ -220,6 +220,9 @@ struct radeon_virt_surface {
struct drm_file *file_priv;
};
+#define RADEON_FLUSH_EMITED (1 < 0)
+#define RADEON_PURGE_EMITED (1 < 1)
+
typedef struct drm_radeon_private {
drm_radeon_ring_buffer_t ring;
drm_radeon_sarea_t *sarea_priv;
@@ -311,6 +314,7 @@ typedef struct drm_radeon_private {
unsigned long fb_aper_offset;
int num_gb_pipes;
+ int track_flush;
} drm_radeon_private_t;
typedef struct drm_radeon_buf_priv {
@@ -693,7 +697,6 @@ extern int r300_do_cp_cmdbuf(struct drm_device * dev,
#define R300_ZB_ZCACHE_CTLSTAT 0x4f18
# define R300_ZC_FLUSH (1 << 0)
# define R300_ZC_FREE (1 << 1)
-# define R300_ZC_FLUSH_ALL 0x3
# define R300_ZC_BUSY (1 << 31)
#define RADEON_RB3D_DSTCACHE_CTLSTAT 0x325c
# define RADEON_RB3D_DC_FLUSH (3 << 0)
@@ -701,6 +704,8 @@ extern int r300_do_cp_cmdbuf(struct drm_device * dev,
# define RADEON_RB3D_DC_FLUSH_ALL 0xf
# define RADEON_RB3D_DC_BUSY (1 << 31)
#define R300_RB3D_DSTCACHE_CTLSTAT 0x4e4c
+# define R300_RB3D_DC_FLUSH (2 << 0)
+# define R300_RB3D_DC_FREE (2 << 2)
# define R300_RB3D_DC_FINISH (1 << 4)
#define RADEON_RB3D_ZSTENCILCNTL 0x1c2c
# define RADEON_Z_TEST_MASK (7 << 4)
@@ -1246,17 +1251,17 @@ do { \
OUT_RING(RADEON_RB3D_DC_FLUSH); \
} else { \
OUT_RING(CP_PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0)); \
- OUT_RING(RADEON_RB3D_DC_FLUSH); \
+ OUT_RING(R300_RB3D_DC_FLUSH); \
} \
} while (0)
#define RADEON_PURGE_CACHE() do { \
if ((dev_priv->flags & RADEON_FAMILY_MASK) <= CHIP_RV280) { \
OUT_RING(CP_PACKET0(RADEON_RB3D_DSTCACHE_CTLSTAT, 0)); \
- OUT_RING(RADEON_RB3D_DC_FLUSH_ALL); \
+ OUT_RING(RADEON_RB3D_DC_FLUSH | RADEON_RB3D_DC_FREE); \
} else { \
OUT_RING(CP_PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0)); \
- OUT_RING(RADEON_RB3D_DC_FLUSH_ALL); \
+ OUT_RING(R300_RB3D_DC_FLUSH | R300_RB3D_DC_FREE); \
} \
} while (0)
@@ -1273,10 +1278,10 @@ do { \
#define RADEON_PURGE_ZCACHE() do { \
if ((dev_priv->flags & RADEON_FAMILY_MASK) <= CHIP_RV280) { \
OUT_RING(CP_PACKET0(RADEON_RB3D_ZCACHE_CTLSTAT, 0)); \
- OUT_RING(RADEON_RB3D_ZC_FLUSH_ALL); \
+ OUT_RING(RADEON_RB3D_ZC_FLUSH | RADEON_RB3D_ZC_FREE); \
} else { \
- OUT_RING(CP_PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0)); \
- OUT_RING(R300_ZC_FLUSH_ALL); \
+ OUT_RING(CP_PACKET0(R300_ZB_ZCACHE_CTLSTAT, 0)); \
+ OUT_RING(R300_ZC_FLUSH | R300_ZC_FREE); \
} \
} while (0)
diff --git a/drivers/net/e1000/e1000_param.c b/drivers/net/e1000/e1000_param.c
index b9f90a5d3d4..213437d1315 100644
--- a/drivers/net/e1000/e1000_param.c
+++ b/drivers/net/e1000/e1000_param.c
@@ -208,7 +208,7 @@ struct e1000_option {
} r;
struct { /* list_option info */
int nr;
- struct e1000_opt_list { int i; char *str; } *p;
+ const struct e1000_opt_list { int i; char *str; } *p;
} l;
} arg;
};
@@ -242,7 +242,7 @@ static int __devinit e1000_validate_option(unsigned int *value,
break;
case list_option: {
int i;
- struct e1000_opt_list *ent;
+ const struct e1000_opt_list *ent;
for (i = 0; i < opt->arg.l.nr; i++) {
ent = &opt->arg.l.p[i];
@@ -279,7 +279,9 @@ static void e1000_check_copper_options(struct e1000_adapter *adapter);
void __devinit e1000_check_options(struct e1000_adapter *adapter)
{
+ struct e1000_option opt;
int bd = adapter->bd_number;
+
if (bd >= E1000_MAX_NIC) {
DPRINTK(PROBE, NOTICE,
"Warning: no configuration for board #%i\n", bd);
@@ -287,19 +289,21 @@ void __devinit e1000_check_options(struct e1000_adapter *adapter)
}
{ /* Transmit Descriptor Count */
- struct e1000_option opt = {
+ struct e1000_tx_ring *tx_ring = adapter->tx_ring;
+ int i;
+ e1000_mac_type mac_type = adapter->hw.mac_type;
+
+ opt = (struct e1000_option) {
.type = range_option,
.name = "Transmit Descriptors",
.err = "using default of "
__MODULE_STRING(E1000_DEFAULT_TXD),
.def = E1000_DEFAULT_TXD,
- .arg = { .r = { .min = E1000_MIN_TXD }}
+ .arg = { .r = {
+ .min = E1000_MIN_TXD,
+ .max = mac_type < e1000_82544 ? E1000_MAX_TXD : E1000_MAX_82544_TXD
+ }}
};
- struct e1000_tx_ring *tx_ring = adapter->tx_ring;
- int i;
- e1000_mac_type mac_type = adapter->hw.mac_type;
- opt.arg.r.max = mac_type < e1000_82544 ?
- E1000_MAX_TXD : E1000_MAX_82544_TXD;
if (num_TxDescriptors > bd) {
tx_ring->count = TxDescriptors[bd];
@@ -313,19 +317,21 @@ void __devinit e1000_check_options(struct e1000_adapter *adapter)
tx_ring[i].count = tx_ring->count;
}
{ /* Receive Descriptor Count */
- struct e1000_option opt = {
+ struct e1000_rx_ring *rx_ring = adapter->rx_ring;
+ int i;
+ e1000_mac_type mac_type = adapter->hw.mac_type;
+
+ opt = (struct e1000_option) {
.type = range_option,
.name = "Receive Descriptors",
.err = "using default of "
__MODULE_STRING(E1000_DEFAULT_RXD),
.def = E1000_DEFAULT_RXD,
- .arg = { .r = { .min = E1000_MIN_RXD }}
+ .arg = { .r = {
+ .min = E1000_MIN_RXD,
+ .max = mac_type < e1000_82544 ? E1000_MAX_RXD : E1000_MAX_82544_RXD
+ }}
};
- struct e1000_rx_ring *rx_ring = adapter->rx_ring;
- int i;
- e1000_mac_type mac_type = adapter->hw.mac_type;
- opt.arg.r.max = mac_type < e1000_82544 ? E1000_MAX_RXD :
- E1000_MAX_82544_RXD;
if (num_RxDescriptors > bd) {
rx_ring->count = RxDescriptors[bd];
@@ -339,7 +345,7 @@ void __devinit e1000_check_options(struct e1000_adapter *adapter)
rx_ring[i].count = rx_ring->count;
}
{ /* Checksum Offload Enable/Disable */
- struct e1000_option opt = {
+ opt = (struct e1000_option) {
.type = enable_option,
.name = "Checksum Offload",
.err = "defaulting to Enabled",
@@ -363,7 +369,7 @@ void __devinit e1000_check_options(struct e1000_adapter *adapter)
{ E1000_FC_FULL, "Flow Control Enabled" },
{ E1000_FC_DEFAULT, "Flow Control Hardware Default" }};
- struct e1000_option opt = {
+ opt = (struct e1000_option) {
.type = list_option,
.name = "Flow Control",
.err = "reading default settings from EEPROM",
@@ -381,7 +387,7 @@ void __devinit e1000_check_options(struct e1000_adapter *adapter)
}
}
{ /* Transmit Interrupt Delay */
- struct e1000_option opt = {
+ opt = (struct e1000_option) {
.type = range_option,
.name = "Transmit Interrupt Delay",
.err = "using default of " __MODULE_STRING(DEFAULT_TIDV),
@@ -399,7 +405,7 @@ void __devinit e1000_check_options(struct e1000_adapter *adapter)
}
}
{ /* Transmit Absolute Interrupt Delay */
- struct e1000_option opt = {
+ opt = (struct e1000_option) {
.type = range_option,
.name = "Transmit Absolute Interrupt Delay",
.err = "using default of " __MODULE_STRING(DEFAULT_TADV),
@@ -417,7 +423,7 @@ void __devinit e1000_check_options(struct e1000_adapter *adapter)
}
}
{ /* Receive Interrupt Delay */
- struct e1000_option opt = {
+ opt = (struct e1000_option) {
.type = range_option,
.name = "Receive Interrupt Delay",
.err = "using default of " __MODULE_STRING(DEFAULT_RDTR),
@@ -435,7 +441,7 @@ void __devinit e1000_check_options(struct e1000_adapter *adapter)
}
}
{ /* Receive Absolute Interrupt Delay */
- struct e1000_option opt = {
+ opt = (struct e1000_option) {
.type = range_option,
.name = "Receive Absolute Interrupt Delay",
.err = "using default of " __MODULE_STRING(DEFAULT_RADV),
@@ -453,7 +459,7 @@ void __devinit e1000_check_options(struct e1000_adapter *adapter)
}
}
{ /* Interrupt Throttling Rate */
- struct e1000_option opt = {
+ opt = (struct e1000_option) {
.type = range_option,
.name = "Interrupt Throttling Rate (ints/sec)",
.err = "using default of " __MODULE_STRING(DEFAULT_ITR),
@@ -497,7 +503,7 @@ void __devinit e1000_check_options(struct e1000_adapter *adapter)
}
}
{ /* Smart Power Down */
- struct e1000_option opt = {
+ opt = (struct e1000_option) {
.type = enable_option,
.name = "PHY Smart Power Down",
.err = "defaulting to Disabled",
@@ -513,7 +519,7 @@ void __devinit e1000_check_options(struct e1000_adapter *adapter)
}
}
{ /* Kumeran Lock Loss Workaround */
- struct e1000_option opt = {
+ opt = (struct e1000_option) {
.type = enable_option,
.name = "Kumeran Lock Loss Workaround",
.err = "defaulting to Enabled",
@@ -578,16 +584,18 @@ static void __devinit e1000_check_fiber_options(struct e1000_adapter *adapter)
static void __devinit e1000_check_copper_options(struct e1000_adapter *adapter)
{
+ struct e1000_option opt;
unsigned int speed, dplx, an;
int bd = adapter->bd_number;
{ /* Speed */
- struct e1000_opt_list speed_list[] = {{ 0, "" },
- { SPEED_10, "" },
- { SPEED_100, "" },
- { SPEED_1000, "" }};
+ static const struct e1000_opt_list speed_list[] = {
+ { 0, "" },
+ { SPEED_10, "" },
+ { SPEED_100, "" },
+ { SPEED_1000, "" }};
- struct e1000_option opt = {
+ opt = (struct e1000_option) {
.type = list_option,
.name = "Speed",
.err = "parameter ignored",
@@ -604,11 +612,12 @@ static void __devinit e1000_check_copper_options(struct e1000_adapter *adapter)
}
}
{ /* Duplex */
- struct e1000_opt_list dplx_list[] = {{ 0, "" },
- { HALF_DUPLEX, "" },
- { FULL_DUPLEX, "" }};
+ static const struct e1000_opt_list dplx_list[] = {
+ { 0, "" },
+ { HALF_DUPLEX, "" },
+ { FULL_DUPLEX, "" }};
- struct e1000_option opt = {
+ opt = (struct e1000_option) {
.type = list_option,
.name = "Duplex",
.err = "parameter ignored",
@@ -637,7 +646,7 @@ static void __devinit e1000_check_copper_options(struct e1000_adapter *adapter)
"parameter ignored\n");
adapter->hw.autoneg_advertised = AUTONEG_ADV_DEFAULT;
} else { /* Autoneg */
- struct e1000_opt_list an_list[] =
+ static const struct e1000_opt_list an_list[] =
#define AA "AutoNeg advertising "
{{ 0x01, AA "10/HD" },
{ 0x02, AA "10/FD" },
@@ -671,7 +680,7 @@ static void __devinit e1000_check_copper_options(struct e1000_adapter *adapter)
{ 0x2e, AA "1000/FD, 100/FD, 100/HD, 10/FD" },
{ 0x2f, AA "1000/FD, 100/FD, 100/HD, 10/FD, 10/HD" }};
- struct e1000_option opt = {
+ opt = (struct e1000_option) {
.type = list_option,
.name = "AutoNeg",
.err = "parameter ignored",
diff --git a/drivers/s390/block/dcssblk.c b/drivers/s390/block/dcssblk.c
index db85f1fb131..711b3004b3e 100644
--- a/drivers/s390/block/dcssblk.c
+++ b/drivers/s390/block/dcssblk.c
@@ -384,9 +384,10 @@ dcssblk_add_store(struct device *dev, struct device_attribute *attr, const char
* get minor, add to list
*/
down_write(&dcssblk_devices_sem);
- if (dcssblk_get_segment_by_name(local_buf)) {
+ if (dcssblk_get_device_by_name(local_buf)) {
+ up_write(&dcssblk_devices_sem);
rc = -EEXIST;
- goto release_gd;
+ goto unload_seg;
}
rc = dcssblk_assign_free_minor(dev_info);
if (rc) {
diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
index 3d36270a8b4..661f9f21650 100644
--- a/drivers/scsi/sg.c
+++ b/drivers/scsi/sg.c
@@ -217,6 +217,18 @@ static int sg_last_dev(void);
#define SZ_SG_IOVEC sizeof(sg_iovec_t)
#define SZ_SG_REQ_INFO sizeof(sg_req_info_t)
+static int sg_allow_access(struct file *filp, unsigned char *cmd)
+{
+ struct sg_fd *sfp = (struct sg_fd *)filp->private_data;
+ struct request_queue *q = sfp->parentdp->device->request_queue;
+
+ if (sfp->parentdp->device->type == TYPE_SCANNER)
+ return 0;
+
+ return blk_verify_command(&q->cmd_filter,
+ cmd, filp->f_mode & FMODE_WRITE);
+}
+
static int
sg_open(struct inode *inode, struct file *filp)
{
@@ -689,7 +701,7 @@ sg_new_write(Sg_fd *sfp, struct file *file, const char __user *buf,
sg_remove_request(sfp, srp);
return -EFAULT;
}
- if (read_only && !blk_verify_command(file, cmnd)) {
+ if (read_only && sg_allow_access(file, cmnd)) {
sg_remove_request(sfp, srp);
return -EPERM;
}
@@ -793,6 +805,7 @@ sg_ioctl(struct inode *inode, struct file *filp,
if ((!(sfp = (Sg_fd *) filp->private_data)) || (!(sdp = sfp->parentdp)))
return -ENXIO;
+
SCSI_LOG_TIMEOUT(3, printk("sg_ioctl: %s, cmd=0x%x\n",
sdp->disk->disk_name, (int) cmd_in));
read_only = (O_RDWR != (filp->f_flags & O_ACCMODE));
@@ -1061,7 +1074,7 @@ sg_ioctl(struct inode *inode, struct file *filp,
if (copy_from_user(&opcode, siocp->data, 1))
return -EFAULT;
- if (!blk_verify_command(filp, &opcode))
+ if (sg_allow_access(filp, &opcode))
return -EPERM;
}
return sg_scsi_ioctl(filp, sdp->device->request_queue, NULL, p);
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-25 20:29:58 +0000