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Merge branch 'drm-intel-fixes' into drm-intel-next 

Apply the trivial conflicting regression fixes, but keep GPU semaphores
enabled.

Conflicts:
	drivers/gpu/drm/i915/i915_drv.h
	drivers/gpu/drm/i915/i915_gem_execbuffer.c
This commit is contained in:
Chris Wilson 2011-03-07 12:32:44 +00:00
Родитель c59a333f73 467cffba85
Коммит 47ae63e0c2
9 изменённых файлов: 70 добавлений и 40 удалений
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4
drivers/gpu/drm/i915/i915_debugfs.c
Просмотреть файл

@ -873,7 +873,7 @@ static int i915_cur_delayinfo(struct seq_file *m, void *unused)
int max_freq;
/* RPSTAT1 is in the GT power well */
__gen6_force_wake_get(dev_priv);
__gen6_gt_force_wake_get(dev_priv);
rpstat = I915_READ(GEN6_RPSTAT1);
rpupei = I915_READ(GEN6_RP_CUR_UP_EI);
@ -918,7 +918,7 @@ static int i915_cur_delayinfo(struct seq_file *m, void *unused)
seq_printf(m, "Max non-overclocked (RP0) frequency: %dMHz\n",
max_freq * 100);
__gen6_force_wake_put(dev_priv);
__gen6_gt_force_wake_put(dev_priv);
} else {
seq_printf(m, "no P-state info available\n");
}

17
drivers/gpu/drm/i915/i915_drv.c
Просмотреть файл

@ -49,6 +49,9 @@ module_param_named(panel_ignore_lid, i915_panel_ignore_lid, int, 0600);
unsigned int i915_powersave = 1;
module_param_named(powersave, i915_powersave, int, 0600);
unsigned int i915_semaphores = 1;
module_param_named(semaphores, i915_semaphores, int, 0600);
unsigned int i915_enable_rc6 = 0;
module_param_named(i915_enable_rc6, i915_enable_rc6, int, 0600);
@ -260,7 +263,7 @@ void intel_detect_pch (struct drm_device *dev)
}
}
void __gen6_force_wake_get(struct drm_i915_private *dev_priv)
void __gen6_gt_force_wake_get(struct drm_i915_private *dev_priv)
{
int count;
@ -276,12 +279,22 @@ void __gen6_force_wake_get(struct drm_i915_private *dev_priv)
udelay(10);
}
void __gen6_force_wake_put(struct drm_i915_private *dev_priv)
void __gen6_gt_force_wake_put(struct drm_i915_private *dev_priv)
{
I915_WRITE_NOTRACE(FORCEWAKE, 0);
POSTING_READ(FORCEWAKE);
}
void __gen6_gt_wait_for_fifo(struct drm_i915_private *dev_priv)
{
int loop = 500;
u32 fifo = I915_READ_NOTRACE(GT_FIFO_FREE_ENTRIES);
while (fifo < 20 && loop--) {
udelay(10);
fifo = I915_READ_NOTRACE(GT_FIFO_FREE_ENTRIES);
}
}
static int i915_drm_freeze(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;

23
drivers/gpu/drm/i915/i915_drv.h
Просмотреть файл

@ -961,6 +961,7 @@ extern int i915_max_ioctl;
extern unsigned int i915_fbpercrtc;
extern int i915_panel_ignore_lid;
extern unsigned int i915_powersave;
extern unsigned int i915_semaphores;
extern unsigned int i915_lvds_downclock;
extern unsigned int i915_panel_use_ssc;
extern int i915_vbt_sdvo_panel_type;
@ -1172,6 +1173,9 @@ void i915_gem_detach_phys_object(struct drm_device *dev,
void i915_gem_free_all_phys_object(struct drm_device *dev);
void i915_gem_release(struct drm_device *dev, struct drm_file *file);
uint32_t
i915_gem_get_unfenced_gtt_alignment(struct drm_i915_gem_object *obj);
/* i915_gem_gtt.c */
void i915_gem_restore_gtt_mappings(struct drm_device *dev);
int __must_check i915_gem_gtt_bind_object(struct drm_i915_gem_object *obj);
@ -1348,20 +1352,29 @@ __i915_write(64, q)
* must be set to prevent GT core from power down and stale values being
* returned.
*/
void __gen6_force_wake_get(struct drm_i915_private *dev_priv);
void __gen6_force_wake_put (struct drm_i915_private *dev_priv);
static inline u32 i915_safe_read(struct drm_i915_private *dev_priv, u32 reg)
void __gen6_gt_force_wake_get(struct drm_i915_private *dev_priv);
void __gen6_gt_force_wake_put(struct drm_i915_private *dev_priv);
void __gen6_gt_wait_for_fifo(struct drm_i915_private *dev_priv);
static inline u32 i915_gt_read(struct drm_i915_private *dev_priv, u32 reg)
{
u32 val;
if (dev_priv->info->gen >= 6) {
__gen6_force_wake_get(dev_priv);
__gen6_gt_force_wake_get(dev_priv);
val = I915_READ(reg);
__gen6_force_wake_put(dev_priv);
__gen6_gt_force_wake_put(dev_priv);
} else
val = I915_READ(reg);
return val;
}
static inline void i915_gt_write(struct drm_i915_private *dev_priv,
u32 reg, u32 val)
{
if (dev_priv->info->gen >= 6)
__gen6_gt_wait_for_fifo(dev_priv);
I915_WRITE(reg, val);
}
#endif

2
drivers/gpu/drm/i915/i915_gem.c
Просмотреть файл

@ -1404,7 +1404,7 @@ i915_gem_get_gtt_alignment(struct drm_i915_gem_object *obj)
* Return the required GTT alignment for an object, only taking into account
* unfenced tiled surface requirements.
*/
static uint32_t
uint32_t
i915_gem_get_unfenced_gtt_alignment(struct drm_i915_gem_object *obj)
{
struct drm_device *dev = obj->base.dev;

3
drivers/gpu/drm/i915/i915_gem_execbuffer.c
Просмотреть файл

@ -748,7 +748,8 @@ i915_gem_execbuffer_sync_rings(struct drm_i915_gem_object *obj,
if (from == NULL || to == from)
return 0;
if (INTEL_INFO(obj->base.dev)->gen < 6)
/* XXX gpu semaphores are implicated in various hard hangs on SNB */
if (INTEL_INFO(obj->base.dev)->gen < 6 || !i915_semaphores)
return i915_gem_object_wait_rendering(obj);
idx = intel_ring_sync_index(from, to);

38
drivers/gpu/drm/i915/i915_gem_tiling.c
Просмотреть файл

@ -184,7 +184,7 @@ i915_gem_detect_bit_6_swizzle(struct drm_device *dev)
static bool
i915_tiling_ok(struct drm_device *dev, int stride, int size, int tiling_mode)
{
int tile_width, tile_height;
int tile_width;
/* Linear is always fine */
if (tiling_mode == I915_TILING_NONE)
@ -215,20 +215,6 @@ i915_tiling_ok(struct drm_device *dev, int stride, int size, int tiling_mode)
}
}
if (IS_GEN2(dev) ||
(tiling_mode == I915_TILING_Y && HAS_128_BYTE_Y_TILING(dev)))
tile_height = 32;
else
tile_height = 8;
/* i8xx is strange: It has 2 interleaved rows of tiles, so needs an even
* number of tile rows. */
if (IS_GEN2(dev))
tile_height *= 2;
/* Size needs to be aligned to a full tile row */
if (size & (tile_height * stride - 1))
return false;
/* 965+ just needs multiples of tile width */
if (INTEL_INFO(dev)->gen >= 4) {
if (stride & (tile_width - 1))
@ -298,6 +284,7 @@ i915_gem_set_tiling(struct drm_device *dev, void *data,
struct drm_i915_gem_set_tiling *args = data;
drm_i915_private_t *dev_priv = dev->dev_private;
struct drm_i915_gem_object *obj;
int ret = 0;
obj = to_intel_bo(drm_gem_object_lookup(dev, file, args->handle));
if (&obj->base == NULL)
@ -358,14 +345,27 @@ i915_gem_set_tiling(struct drm_device *dev, void *data,
(obj->gtt_offset + obj->base.size <= dev_priv->mm.gtt_mappable_end &&
i915_gem_object_fence_ok(obj, args->tiling_mode));
obj->tiling_changed = true;
obj->tiling_mode = args->tiling_mode;
obj->stride = args->stride;
/* Rebind if we need a change of alignment */
if (!obj->map_and_fenceable) {
u32 unfenced_alignment =
i915_gem_get_unfenced_gtt_alignment(obj);
if (obj->gtt_offset & (unfenced_alignment - 1))
ret = i915_gem_object_unbind(obj);
}
if (ret == 0) {
obj->tiling_changed = true;
obj->tiling_mode = args->tiling_mode;
obj->stride = args->stride;
}
}
/* we have to maintain this existing ABI... */
args->stride = obj->stride;
args->tiling_mode = obj->tiling_mode;
drm_gem_object_unreference(&obj->base);
mutex_unlock(&dev->struct_mutex);
return 0;
return ret;
}
/**

2
drivers/gpu/drm/i915/i915_reg.h
Просмотреть файл

@ -3318,6 +3318,8 @@
#define FORCEWAKE 0xA18C
#define FORCEWAKE_ACK 0x130090
#define GT_FIFO_FREE_ENTRIES 0x120008
#define GEN6_RPNSWREQ 0xA008
#define GEN6_TURBO_DISABLE (1<<31)
#define GEN6_FREQUENCY(x) ((x)<<25)

8
drivers/gpu/drm/i915/intel_display.c
Просмотреть файл

@ -1825,7 +1825,7 @@ static void sandybridge_blit_fbc_update(struct drm_device *dev)
u32 blt_ecoskpd;
/* Make sure blitter notifies FBC of writes */
__gen6_force_wake_get(dev_priv);
__gen6_gt_force_wake_get(dev_priv);
blt_ecoskpd = I915_READ(GEN6_BLITTER_ECOSKPD);
blt_ecoskpd |= GEN6_BLITTER_FBC_NOTIFY <<
GEN6_BLITTER_LOCK_SHIFT;
@ -1836,7 +1836,7 @@ static void sandybridge_blit_fbc_update(struct drm_device *dev)
GEN6_BLITTER_LOCK_SHIFT);
I915_WRITE(GEN6_BLITTER_ECOSKPD, blt_ecoskpd);
POSTING_READ(GEN6_BLITTER_ECOSKPD);
__gen6_force_wake_put(dev_priv);
__gen6_gt_force_wake_put(dev_priv);
}
static void ironlake_enable_fbc(struct drm_crtc *crtc, unsigned long interval)
@ -6856,7 +6856,7 @@ void gen6_enable_rps(struct drm_i915_private *dev_priv)
* userspace...
*/
I915_WRITE(GEN6_RC_STATE, 0);
__gen6_force_wake_get(dev_priv);
__gen6_gt_force_wake_get(dev_priv);
/* disable the counters and set deterministic thresholds */
I915_WRITE(GEN6_RC_CONTROL, 0);
@ -6954,7 +6954,7 @@ void gen6_enable_rps(struct drm_i915_private *dev_priv)
/* enable all PM interrupts */
I915_WRITE(GEN6_PMINTRMSK, 0);
__gen6_force_wake_put(dev_priv);
__gen6_gt_force_wake_put(dev_priv);
}
void intel_enable_clock_gating(struct drm_device *dev)

13
drivers/gpu/drm/i915/intel_ringbuffer.h
Просмотреть файл

@ -14,22 +14,23 @@ struct intel_hw_status_page {
struct drm_i915_gem_object *obj;
};
#define I915_RING_READ(reg) i915_safe_read(dev_priv, reg)
#define I915_RING_READ(reg) i915_gt_read(dev_priv, reg)
#define I915_RING_WRITE(reg, val) i915_gt_write(dev_priv, reg, val)
#define I915_READ_TAIL(ring) I915_RING_READ(RING_TAIL((ring)->mmio_base))
#define I915_WRITE_TAIL(ring, val) I915_WRITE(RING_TAIL((ring)->mmio_base), val)
#define I915_WRITE_TAIL(ring, val) I915_RING_WRITE(RING_TAIL((ring)->mmio_base), val)
#define I915_READ_START(ring) I915_RING_READ(RING_START((ring)->mmio_base))
#define I915_WRITE_START(ring, val) I915_WRITE(RING_START((ring)->mmio_base), val)
#define I915_WRITE_START(ring, val) I915_RING_WRITE(RING_START((ring)->mmio_base), val)
#define I915_READ_HEAD(ring) I915_RING_READ(RING_HEAD((ring)->mmio_base))
#define I915_WRITE_HEAD(ring, val) I915_WRITE(RING_HEAD((ring)->mmio_base), val)
#define I915_WRITE_HEAD(ring, val) I915_RING_WRITE(RING_HEAD((ring)->mmio_base), val)
#define I915_READ_CTL(ring) I915_RING_READ(RING_CTL((ring)->mmio_base))
#define I915_WRITE_CTL(ring, val) I915_WRITE(RING_CTL((ring)->mmio_base), val)
#define I915_WRITE_CTL(ring, val) I915_RING_WRITE(RING_CTL((ring)->mmio_base), val)
#define I915_WRITE_IMR(ring, val) I915_WRITE(RING_IMR((ring)->mmio_base), val)
#define I915_READ_IMR(ring) I915_RING_READ(RING_IMR((ring)->mmio_base))
#define I915_WRITE_IMR(ring, val) I915_RING_WRITE(RING_IMR((ring)->mmio_base), val)
#define I915_READ_NOPID(ring) I915_RING_READ(RING_NOPID((ring)->mmio_base))
#define I915_READ_SYNC_0(ring) I915_RING_READ(RING_SYNC_0((ring)->mmio_base))