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-rw-r--r--drivers/gpu/drm/i915/Kconfig30
-rw-r--r--drivers/gpu/drm/i915/dvo_ns2501.c73
-rw-r--r--drivers/gpu/drm/i915/i915_debugfs.c66
-rw-r--r--drivers/gpu/drm/i915/i915_dma.c1
-rw-r--r--drivers/gpu/drm/i915/i915_drv.c29
-rw-r--r--drivers/gpu/drm/i915/i915_drv.h67
-rw-r--r--drivers/gpu/drm/i915/i915_gem.c8
-rw-r--r--drivers/gpu/drm/i915/i915_gem_context.c43
-rw-r--r--drivers/gpu/drm/i915/i915_gem_gtt.c1
-rw-r--r--drivers/gpu/drm/i915/i915_irq.c10
-rw-r--r--drivers/gpu/drm/i915/i915_reg.h202
-rw-r--r--drivers/gpu/drm/i915/i915_sysfs.c35
-rw-r--r--drivers/gpu/drm/i915/intel_display.c260
-rw-r--r--drivers/gpu/drm/i915/intel_dp.c40
-rw-r--r--drivers/gpu/drm/i915/intel_drv.h9
-rw-r--r--drivers/gpu/drm/i915/intel_hdmi.c62
-rw-r--r--drivers/gpu/drm/i915/intel_i2c.c15
-rw-r--r--drivers/gpu/drm/i915/intel_pm.c144
-rw-r--r--drivers/gpu/drm/i915/intel_sideband.c29
-rw-r--r--drivers/gpu/drm/i915/intel_uncore.c37
20 files changed, 648 insertions, 513 deletions
diff --git a/drivers/gpu/drm/i915/Kconfig b/drivers/gpu/drm/i915/Kconfig
index 6199d0b5b95..b0fa4c4055e 100644
--- a/drivers/gpu/drm/i915/Kconfig
+++ b/drivers/gpu/drm/i915/Kconfig
@@ -1,8 +1,10 @@
config DRM_I915
tristate "Intel 8xx/9xx/G3x/G4x/HD Graphics"
depends on DRM
- depends on AGP
- depends on AGP_INTEL
+ depends on X86 && PCI
+ depends on (AGP || AGP=n)
+ select INTEL_GTT
+ select AGP_INTEL if AGP
# we need shmfs for the swappable backing store, and in particular
# the shmem_readpage() which depends upon tmpfs
select SHMEM
@@ -35,12 +37,11 @@ config DRM_I915
config DRM_I915_KMS
bool "Enable modesetting on intel by default"
depends on DRM_I915
+ default y
help
- Choose this option if you want kernel modesetting enabled by default,
- and you have a new enough userspace to support this. Running old
- userspaces with this enabled will cause pain. Note that this causes
- the driver to bind to PCI devices, which precludes loading things
- like intelfb.
+ Choose this option if you want kernel modesetting enabled by default.
+
+ If in doubt, say "Y".
config DRM_I915_FBDEV
bool "Enable legacy fbdev support for the modesettting intel driver"
@@ -55,9 +56,12 @@ config DRM_I915_FBDEV
support. Note that this support also provide the linux console
support on top of the intel modesetting driver.
+ If in doubt, say "Y".
+
config DRM_I915_PRELIMINARY_HW_SUPPORT
bool "Enable preliminary support for prerelease Intel hardware by default"
depends on DRM_I915
+ default n
help
Choose this option if you have prerelease Intel hardware and want the
i915 driver to support it by default. You can enable such support at
@@ -65,3 +69,15 @@ config DRM_I915_PRELIMINARY_HW_SUPPORT
option changes the default for that module option.
If in doubt, say "N".
+
+config DRM_I915_UMS
+ bool "Enable userspace modesetting on Intel hardware (DEPRECATED)"
+ depends on DRM_I915
+ default n
+ help
+ Choose this option if you still need userspace modesetting.
+
+ Userspace modesetting is deprecated for quite some time now, so
+ enable this only if you have ancient versions of the DDX drivers.
+
+ If in doubt, say "N".
diff --git a/drivers/gpu/drm/i915/dvo_ns2501.c b/drivers/gpu/drm/i915/dvo_ns2501.c
index c4a255be697..954acb2c702 100644
--- a/drivers/gpu/drm/i915/dvo_ns2501.c
+++ b/drivers/gpu/drm/i915/dvo_ns2501.c
@@ -87,49 +87,6 @@ struct ns2501_priv {
* when switching the resolution.
*/
-static void enable_dvo(struct intel_dvo_device *dvo)
-{
- struct ns2501_priv *ns = (struct ns2501_priv *)(dvo->dev_priv);
- struct i2c_adapter *adapter = dvo->i2c_bus;
- struct intel_gmbus *bus = container_of(adapter,
- struct intel_gmbus,
- adapter);
- struct drm_i915_private *dev_priv = bus->dev_priv;
-
- DRM_DEBUG_KMS("%s: Trying to re-enable the DVO\n", __FUNCTION__);
-
- ns->dvoc = I915_READ(DVO_C);
- ns->pll_a = I915_READ(_DPLL_A);
- ns->srcdim = I915_READ(DVOC_SRCDIM);
- ns->fw_blc = I915_READ(FW_BLC);
-
- I915_WRITE(DVOC, 0x10004084);
- I915_WRITE(_DPLL_A, 0xd0820000);
- I915_WRITE(DVOC_SRCDIM, 0x400300); // 1024x768
- I915_WRITE(FW_BLC, 0x1080304);
-
- I915_WRITE(DVOC, 0x90004084);
-}
-
-/*
- * Restore the I915 registers modified by the above
- * trigger function.
- */
-static void restore_dvo(struct intel_dvo_device *dvo)
-{
- struct i2c_adapter *adapter = dvo->i2c_bus;
- struct intel_gmbus *bus = container_of(adapter,
- struct intel_gmbus,
- adapter);
- struct drm_i915_private *dev_priv = bus->dev_priv;
- struct ns2501_priv *ns = (struct ns2501_priv *)(dvo->dev_priv);
-
- I915_WRITE(DVOC, ns->dvoc);
- I915_WRITE(_DPLL_A, ns->pll_a);
- I915_WRITE(DVOC_SRCDIM, ns->srcdim);
- I915_WRITE(FW_BLC, ns->fw_blc);
-}
-
/*
** Read a register from the ns2501.
** Returns true if successful, false otherwise.
@@ -300,7 +257,7 @@ static void ns2501_mode_set(struct intel_dvo_device *dvo,
struct drm_display_mode *adjusted_mode)
{
bool ok;
- bool restore = false;
+ int retries = 10;
struct ns2501_priv *ns = (struct ns2501_priv *)(dvo->dev_priv);
DRM_DEBUG_KMS
@@ -476,20 +433,7 @@ static void ns2501_mode_set(struct intel_dvo_device *dvo,
ns->reg_8_shadow |= NS2501_8_BPAS;
}
ok &= ns2501_writeb(dvo, NS2501_REG8, ns->reg_8_shadow);
-
- if (!ok) {
- if (restore)
- restore_dvo(dvo);
- enable_dvo(dvo);
- restore = true;
- }
- } while (!ok);
- /*
- * Restore the old i915 registers before
- * forcing the ns2501 on.
- */
- if (restore)
- restore_dvo(dvo);
+ } while (!ok && retries--);
}
/* set the NS2501 power state */
@@ -510,7 +454,7 @@ static bool ns2501_get_hw_state(struct intel_dvo_device *dvo)
static void ns2501_dpms(struct intel_dvo_device *dvo, bool enable)
{
bool ok;
- bool restore = false;
+ int retries = 10;
struct ns2501_priv *ns = (struct ns2501_priv *)(dvo->dev_priv);
unsigned char ch;
@@ -537,16 +481,7 @@ static void ns2501_dpms(struct intel_dvo_device *dvo, bool enable)
ok &=
ns2501_writeb(dvo, 0x35,
enable ? 0xff : 0x00);
- if (!ok) {
- if (restore)
- restore_dvo(dvo);
- enable_dvo(dvo);
- restore = true;
- }
- } while (!ok);
-
- if (restore)
- restore_dvo(dvo);
+ } while (!ok && retries--);
}
}
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 6ed45a98423..d1491f8e0f3 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -1018,17 +1018,16 @@ static int i915_cur_delayinfo(struct seq_file *m, void *unused)
seq_printf(m, "PUNIT_REG_GPU_FREQ_STS: 0x%08x\n", freq_sts);
seq_printf(m, "DDR freq: %d MHz\n", dev_priv->mem_freq);
- val = vlv_punit_read(dev_priv, PUNIT_FUSE_BUS1);
+ val = valleyview_rps_max_freq(dev_priv);
seq_printf(m, "max GPU freq: %d MHz\n",
- vlv_gpu_freq(dev_priv->mem_freq, val));
+ vlv_gpu_freq(dev_priv, val));
- val = vlv_punit_read(dev_priv, PUNIT_REG_GPU_LFM);
+ val = valleyview_rps_min_freq(dev_priv);
seq_printf(m, "min GPU freq: %d MHz\n",
- vlv_gpu_freq(dev_priv->mem_freq, val));
+ vlv_gpu_freq(dev_priv, val));
seq_printf(m, "current GPU freq: %d MHz\n",
- vlv_gpu_freq(dev_priv->mem_freq,
- (freq_sts >> 8) & 0xff));
+ vlv_gpu_freq(dev_priv, (freq_sts >> 8) & 0xff));
mutex_unlock(&dev_priv->rps.hw_lock);
} else {
seq_puts(m, "no P-state info available\n");
@@ -1735,28 +1734,28 @@ static int i915_dpio_info(struct seq_file *m, void *data)
seq_printf(m, "DPIO_CTL: 0x%08x\n", I915_READ(DPIO_CTL));
- seq_printf(m, "DPIO_DIV_A: 0x%08x\n",
- vlv_dpio_read(dev_priv, PIPE_A, _DPIO_DIV_A));
- seq_printf(m, "DPIO_DIV_B: 0x%08x\n",
- vlv_dpio_read(dev_priv, PIPE_A, _DPIO_DIV_B));
+ seq_printf(m, "DPIO PLL DW3 CH0 : 0x%08x\n",
+ vlv_dpio_read(dev_priv, PIPE_A, VLV_PLL_DW3(0)));
+ seq_printf(m, "DPIO PLL DW3 CH1: 0x%08x\n",
+ vlv_dpio_read(dev_priv, PIPE_A, VLV_PLL_DW3(1)));
- seq_printf(m, "DPIO_REFSFR_A: 0x%08x\n",
- vlv_dpio_read(dev_priv, PIPE_A, _DPIO_REFSFR_A));
- seq_printf(m, "DPIO_REFSFR_B: 0x%08x\n",
- vlv_dpio_read(dev_priv, PIPE_A, _DPIO_REFSFR_B));
+ seq_printf(m, "DPIO PLL DW5 CH0: 0x%08x\n",
+ vlv_dpio_read(dev_priv, PIPE_A, VLV_PLL_DW5(0)));
+ seq_printf(m, "DPIO PLL DW5 CH1: 0x%08x\n",
+ vlv_dpio_read(dev_priv, PIPE_A, VLV_PLL_DW5(1)));
- seq_printf(m, "DPIO_CORE_CLK_A: 0x%08x\n",
- vlv_dpio_read(dev_priv, PIPE_A, _DPIO_CORE_CLK_A));
- seq_printf(m, "DPIO_CORE_CLK_B: 0x%08x\n",
- vlv_dpio_read(dev_priv, PIPE_A, _DPIO_CORE_CLK_B));
+ seq_printf(m, "DPIO PLL DW7 CH0: 0x%08x\n",
+ vlv_dpio_read(dev_priv, PIPE_A, VLV_PLL_DW7(0)));
+ seq_printf(m, "DPIO PLL DW7 CH1: 0x%08x\n",
+ vlv_dpio_read(dev_priv, PIPE_A, VLV_PLL_DW7(1)));
- seq_printf(m, "DPIO_LPF_COEFF_A: 0x%08x\n",
- vlv_dpio_read(dev_priv, PIPE_A, _DPIO_LPF_COEFF_A));
- seq_printf(m, "DPIO_LPF_COEFF_B: 0x%08x\n",
- vlv_dpio_read(dev_priv, PIPE_A, _DPIO_LPF_COEFF_B));
+ seq_printf(m, "DPIO PLL DW10 CH0: 0x%08x\n",
+ vlv_dpio_read(dev_priv, PIPE_A, VLV_PLL_DW10(0)));
+ seq_printf(m, "DPIO PLL DW10 CH1: 0x%08x\n",
+ vlv_dpio_read(dev_priv, PIPE_A, VLV_PLL_DW10(1)));
seq_printf(m, "DPIO_FASTCLK_DISABLE: 0x%08x\n",
- vlv_dpio_read(dev_priv, PIPE_A, DPIO_FASTCLK_DISABLE));
+ vlv_dpio_read(dev_priv, PIPE_A, VLV_CMN_DW0));
mutex_unlock(&dev_priv->dpio_lock);
@@ -1857,6 +1856,9 @@ static int i915_pipe_crc_open(struct inode *inode, struct file *filep)
struct drm_i915_private *dev_priv = info->dev->dev_private;
struct intel_pipe_crc *pipe_crc = &dev_priv->pipe_crc[info->pipe];
+ if (info->pipe >= INTEL_INFO(info->dev)->num_pipes)
+ return -ENODEV;
+
spin_lock_irq(&pipe_crc->lock);
if (pipe_crc->opened) {
@@ -2810,8 +2812,7 @@ i915_max_freq_get(void *data, u64 *val)
return ret;
if (IS_VALLEYVIEW(dev))
- *val = vlv_gpu_freq(dev_priv->mem_freq,
- dev_priv->rps.max_delay);
+ *val = vlv_gpu_freq(dev_priv, dev_priv->rps.max_delay);
else
*val = dev_priv->rps.max_delay * GT_FREQUENCY_MULTIPLIER;
mutex_unlock(&dev_priv->rps.hw_lock);
@@ -2841,9 +2842,9 @@ i915_max_freq_set(void *data, u64 val)
* Turbo will still be enabled, but won't go above the set value.
*/
if (IS_VALLEYVIEW(dev)) {
- val = vlv_freq_opcode(dev_priv->mem_freq, val);
+ val = vlv_freq_opcode(dev_priv, val);
dev_priv->rps.max_delay = val;
- gen6_set_rps(dev, val);
+ valleyview_set_rps(dev, val);
} else {
do_div(val, GT_FREQUENCY_MULTIPLIER);
dev_priv->rps.max_delay = val;
@@ -2876,8 +2877,7 @@ i915_min_freq_get(void *data, u64 *val)
return ret;
if (IS_VALLEYVIEW(dev))
- *val = vlv_gpu_freq(dev_priv->mem_freq,
- dev_priv->rps.min_delay);
+ *val = vlv_gpu_freq(dev_priv, dev_priv->rps.min_delay);
else
*val = dev_priv->rps.min_delay * GT_FREQUENCY_MULTIPLIER;
mutex_unlock(&dev_priv->rps.hw_lock);
@@ -2907,7 +2907,7 @@ i915_min_freq_set(void *data, u64 val)
* Turbo will still be enabled, but won't go below the set value.
*/
if (IS_VALLEYVIEW(dev)) {
- val = vlv_freq_opcode(dev_priv->mem_freq, val);
+ val = vlv_freq_opcode(dev_priv, val);
dev_priv->rps.min_delay = val;
valleyview_set_rps(dev, val);
} else {
@@ -3102,10 +3102,10 @@ static const struct i915_debugfs_files {
void intel_display_crc_init(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
- int i;
+ enum pipe pipe;
- for (i = 0; i < INTEL_INFO(dev)->num_pipes; i++) {
- struct intel_pipe_crc *pipe_crc = &dev_priv->pipe_crc[i];
+ for_each_pipe(pipe) {
+ struct intel_pipe_crc *pipe_crc = &dev_priv->pipe_crc[pipe];
pipe_crc->opened = false;
spin_lock_init(&pipe_crc->lock);
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index 9a2a17507df..25acbb5eca6 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -1908,6 +1908,7 @@ const struct drm_ioctl_desc i915_ioctls[] = {
DRM_IOCTL_DEF_DRV(I915_GEM_CONTEXT_CREATE, i915_gem_context_create_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW),
DRM_IOCTL_DEF_DRV(I915_GEM_CONTEXT_DESTROY, i915_gem_context_destroy_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW),
DRM_IOCTL_DEF_DRV(I915_REG_READ, i915_reg_read_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW),
+ DRM_IOCTL_DEF_DRV(I915_GET_RESET_STATS, i915_get_reset_stats_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW),
};
int i915_max_ioctl = DRM_ARRAY_SIZE(i915_ioctls);
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 989be12cdd6..c2e00ed2319 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -155,7 +155,6 @@ MODULE_PARM_DESC(prefault_disable,
"Disable page prefaulting for pread/pwrite/reloc (default:false). For developers only.");
static struct drm_driver driver;
-extern int intel_agp_enabled;
static const struct intel_device_info intel_i830_info = {
.gen = 2, .is_mobile = 1, .cursor_needs_physical = 1, .num_pipes = 2,
@@ -759,14 +758,14 @@ int i915_reset(struct drm_device *dev)
DRM_INFO("Simulated gpu hang, resetting stop_rings\n");
dev_priv->gpu_error.stop_rings = 0;
if (ret == -ENODEV) {
- DRM_ERROR("Reset not implemented, but ignoring "
- "error for simulated gpu hangs\n");
+ DRM_INFO("Reset not implemented, but ignoring "
+ "error for simulated gpu hangs\n");
ret = 0;
}
}
if (ret) {
- DRM_ERROR("Failed to reset chip.\n");
+ DRM_ERROR("Failed to reset chip: %i\n", ret);
mutex_unlock(&dev->struct_mutex);
return ret;
}
@@ -787,12 +786,9 @@ int i915_reset(struct drm_device *dev)
*/
if (drm_core_check_feature(dev, DRIVER_MODESET) ||
!dev_priv->ums.mm_suspended) {
- bool hw_contexts_disabled = dev_priv->hw_contexts_disabled;
dev_priv->ums.mm_suspended = 0;
ret = i915_gem_init_hw(dev);
- if (!hw_contexts_disabled && dev_priv->hw_contexts_disabled)
- DRM_ERROR("HW contexts didn't survive reset\n");
mutex_unlock(&dev->struct_mutex);
if (ret) {
DRM_ERROR("Failed hw init on reset %d\n", ret);
@@ -828,17 +824,7 @@ static int i915_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
if (PCI_FUNC(pdev->devfn))
return -ENODEV;
- /* We've managed to ship a kms-enabled ddx that shipped with an XvMC
- * implementation for gen3 (and only gen3) that used legacy drm maps
- * (gasp!) to share buffers between X and the client. Hence we need to
- * keep around the fake agp stuff for gen3, even when kms is enabled. */
- if (intel_info->gen != 3) {
- driver.driver_features &=
- ~(DRIVER_USE_AGP | DRIVER_REQUIRE_AGP);
- } else if (!intel_agp_enabled) {
- DRM_ERROR("drm/i915 can't work without intel_agp module!\n");
- return -ENODEV;
- }
+ driver.driver_features &= ~(DRIVER_USE_AGP | DRIVER_REQUIRE_AGP);
return drm_get_pci_dev(pdev, ent, &driver);
}
@@ -1021,8 +1007,13 @@ static int __init i915_init(void)
driver.driver_features &= ~DRIVER_MODESET;
#endif
- if (!(driver.driver_features & DRIVER_MODESET))
+ if (!(driver.driver_features & DRIVER_MODESET)) {
driver.get_vblank_timestamp = NULL;
+#ifndef CONFIG_DRM_I915_UMS
+ /* Silently fail loading to not upset userspace. */
+ return 0;
+#endif
+ }
return drm_pci_init(&driver, &i915_pci_driver);
}
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 2a83e14abea..6b96e91c6f1 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -89,6 +89,18 @@ enum port {
};
#define port_name(p) ((p) + 'A')
+#define I915_NUM_PHYS_VLV 1
+
+enum dpio_channel {
+ DPIO_CH0,
+ DPIO_CH1
+};
+
+enum dpio_phy {
+ DPIO_PHY0,
+ DPIO_PHY1
+};
+
enum intel_display_power_domain {
POWER_DOMAIN_PIPE_A,
POWER_DOMAIN_PIPE_B,
@@ -1082,34 +1094,30 @@ struct i915_gpu_error {
unsigned long missed_irq_rings;
/**
- * State variable and reset counter controlling the reset flow
+ * State variable controlling the reset flow and count
*
- * Upper bits are for the reset counter. This counter is used by the
- * wait_seqno code to race-free noticed that a reset event happened and
- * that it needs to restart the entire ioctl (since most likely the
- * seqno it waited for won't ever signal anytime soon).
+ * This is a counter which gets incremented when reset is triggered,
+ * and again when reset has been handled. So odd values (lowest bit set)
+ * means that reset is in progress and even values that
+ * (reset_counter >> 1):th reset was successfully completed.
+ *
+ * If reset is not completed succesfully, the I915_WEDGE bit is
+ * set meaning that hardware is terminally sour and there is no
+ * recovery. All waiters on the reset_queue will be woken when
+ * that happens.
+ *
+ * This counter is used by the wait_seqno code to notice that reset
+ * event happened and it needs to restart the entire ioctl (since most
+ * likely the seqno it waited for won't ever signal anytime soon).
*
* This is important for lock-free wait paths, where no contended lock
* naturally enforces the correct ordering between the bail-out of the
* waiter and the gpu reset work code.
- *
- * Lowest bit controls the reset state machine: Set means a reset is in
- * progress. This state will (presuming we don't have any bugs) decay
- * into either unset (successful reset) or the special WEDGED value (hw
- * terminally sour). All waiters on the reset_queue will be woken when
- * that happens.
*/
atomic_t reset_counter;
- /**
- * Special values/flags for reset_counter
- *
- * Note that the code relies on
- * I915_WEDGED & I915_RESET_IN_PROGRESS_FLAG
- * being true.
- */
#define I915_RESET_IN_PROGRESS_FLAG 1
-#define I915_WEDGED 0xffffffff
+#define I915_WEDGED (1 << 31)
/**
* Waitqueue to signal when the reset has completed. Used by clients
@@ -1426,6 +1434,7 @@ typedef struct drm_i915_private {
int num_shared_dpll;
struct intel_shared_dpll shared_dplls[I915_NUM_PLLS];
struct intel_ddi_plls ddi_plls;
+ int dpio_phy_iosf_port[I915_NUM_PHYS_VLV];
/* Reclocking support */
bool render_reclock_avail;
@@ -1470,7 +1479,6 @@ typedef struct drm_i915_private {
struct drm_property *broadcast_rgb_property;
struct drm_property *force_audio_property;
- bool hw_contexts_disabled;
uint32_t hw_context_size;
struct list_head context_list;
@@ -2064,12 +2072,17 @@ int __must_check i915_gem_check_wedge(struct i915_gpu_error *error,
static inline bool i915_reset_in_progress(struct i915_gpu_error *error)
{
return unlikely(atomic_read(&error->reset_counter)
- & I915_RESET_IN_PROGRESS_FLAG);
+ & (I915_RESET_IN_PROGRESS_FLAG | I915_WEDGED));
}
static inline bool i915_terminally_wedged(struct i915_gpu_error *error)
{
- return atomic_read(&error->reset_counter) == I915_WEDGED;
+ return atomic_read(&error->reset_counter) & I915_WEDGED;
+}
+
+static inline u32 i915_reset_count(struct i915_gpu_error *error)
+{
+ return ((atomic_read(&error->reset_counter) & ~I915_WEDGED) + 1) / 2;
}
void i915_gem_reset(struct drm_device *dev);
@@ -2181,7 +2194,7 @@ i915_gem_obj_ggtt_pin(struct drm_i915_gem_object *obj,
}
/* i915_gem_context.c */
-void i915_gem_context_init(struct drm_device *dev);
+int __must_check i915_gem_context_init(struct drm_device *dev);
void i915_gem_context_fini(struct drm_device *dev);
void i915_gem_context_close(struct drm_device *dev, struct drm_file *file);
int i915_switch_context(struct intel_ring_buffer *ring,
@@ -2399,6 +2412,8 @@ extern int intel_enable_rc6(const struct drm_device *dev);
extern bool i915_semaphore_is_enabled(struct drm_device *dev);
int i915_reg_read_ioctl(struct drm_device *dev, void *data,
struct drm_file *file);
+int i915_get_reset_stats_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file);
/* overlay */
extern struct intel_overlay_error_state *intel_overlay_capture_error_state(struct drm_device *dev);
@@ -2430,6 +2445,8 @@ u32 vlv_cck_read(struct drm_i915_private *dev_priv, u32 reg);
void vlv_cck_write(struct drm_i915_private *dev_priv, u32 reg, u32 val);
u32 vlv_ccu_read(struct drm_i915_private *dev_priv, u32 reg);
void vlv_ccu_write(struct drm_i915_private *dev_priv, u32 reg, u32 val);
+u32 vlv_bunit_read(struct drm_i915_private *dev_priv, u32 reg);
+void vlv_bunit_write(struct drm_i915_private *dev_priv, u32 reg, u32 val);
u32 vlv_gps_core_read(struct drm_i915_private *dev_priv, u32 reg);
void vlv_gps_core_write(struct drm_i915_private *dev_priv, u32 reg, u32 val);
u32 vlv_dpio_read(struct drm_i915_private *dev_priv, enum pipe pipe, int reg);
@@ -2439,8 +2456,8 @@ u32 intel_sbi_read(struct drm_i915_private *dev_priv, u16 reg,
void intel_sbi_write(struct drm_i915_private *dev_priv, u16 reg, u32 value,
enum intel_sbi_destination destination);
-int vlv_gpu_freq(int ddr_freq, int val);
-int vlv_freq_opcode(int ddr_freq, int val);
+int vlv_gpu_freq(struct drm_i915_private *dev_priv, int val);
+int vlv_freq_opcode(struct drm_i915_private *dev_priv, int val);
#define I915_READ8(reg) dev_priv->uncore.funcs.mmio_readb(dev_priv, (reg), true)
#define I915_WRITE8(reg, val) dev_priv->uncore.funcs.mmio_writeb(dev_priv, (reg), (val), true)
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 12bbd5eac70..40d9dcf858b 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -4466,7 +4466,13 @@ i915_gem_init_hw(struct drm_device *dev)
* XXX: There was some w/a described somewhere suggesting loading
* contexts before PPGTT.
*/
- i915_gem_context_init(dev);
+ ret = i915_gem_context_init(dev);
+ if (ret) {
+ i915_gem_cleanup_ringbuffer(dev);
+ DRM_ERROR("Context initialization failed %d\n", ret);
+ return ret;
+ }
+
if (dev_priv->mm.aliasing_ppgtt) {
ret = dev_priv->mm.aliasing_ppgtt->enable(dev);
if (ret) {
diff --git a/drivers/gpu/drm/i915/i915_gem_context.c b/drivers/gpu/drm/i915/i915_gem_context.c
index 72a3df32292..2ec122a6340 100644
--- a/drivers/gpu/drm/i915/i915_gem_context.c
+++ b/drivers/gpu/drm/i915/i915_gem_context.c
@@ -247,36 +247,34 @@ err_destroy:
return ret;
}
-void i915_gem_context_init(struct drm_device *dev)
+int i915_gem_context_init(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
+ int ret;
- if (!HAS_HW_CONTEXTS(dev)) {
- dev_priv->hw_contexts_disabled = true;
- DRM_DEBUG_DRIVER("Disabling HW Contexts; old hardware\n");
- return;
- }
+ if (!HAS_HW_CONTEXTS(dev))
+ return 0;
/* If called from reset, or thaw... we've been here already */
- if (dev_priv->hw_contexts_disabled ||
- dev_priv->ring[RCS].default_context)
- return;
+ if (dev_priv->ring[RCS].default_context)
+ return 0;
dev_priv->hw_context_size = round_up(get_context_size(dev), 4096);
if (dev_priv->hw_context_size > (1<<20)) {
- dev_priv->hw_contexts_disabled = true;
DRM_DEBUG_DRIVER("Disabling HW Contexts; invalid size\n");
- return;
+ return -E2BIG;
}
- if (create_default_context(dev_priv)) {
- dev_priv->hw_contexts_disabled = true;
- DRM_DEBUG_DRIVER("Disabling HW Contexts; create failed\n");
- return;
+ ret = create_default_context(dev_priv);
+ if (ret) {
+ DRM_DEBUG_DRIVER("Disabling HW Contexts; create failed %d\n",
+ ret);
+ return ret;
}
DRM_DEBUG_DRIVER("HW context support initialized\n");
+ return 0;
}
void i915_gem_context_fini(struct drm_device *dev)
@@ -284,7 +282,7 @@ void i915_gem_context_fini(struct drm_device *dev)
struct drm_i915_private *dev_priv = dev->dev_private;
struct i915_hw_context *dctx = dev_priv->ring[RCS].default_context;
- if (dev_priv->hw_contexts_disabled)
+ if (!HAS_HW_CONTEXTS(dev))
return;
/* The only known way to stop the gpu from accessing the hw context is
@@ -327,16 +325,16 @@ i915_gem_context_get_hang_stats(struct drm_device *dev,
struct drm_file *file,
u32 id)
{
- struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_file_private *file_priv = file->driver_priv;
struct i915_hw_context *ctx;
if (id == DEFAULT_CONTEXT_ID)
return &file_priv->hang_stats;
- ctx = NULL;
- if (!dev_priv->hw_contexts_disabled)
- ctx = i915_gem_context_get(file->driver_priv, id);
+ if (!HAS_HW_CONTEXTS(dev))
+ return ERR_PTR(-ENOENT);
+
+ ctx = i915_gem_context_get(file->driver_priv, id);
if (ctx == NULL)
return ERR_PTR(-ENOENT);
@@ -509,7 +507,7 @@ int i915_switch_context(struct intel_ring_buffer *ring,
struct drm_i915_private *dev_priv = ring->dev->dev_private;
struct i915_hw_context *to;
- if (dev_priv->hw_contexts_disabled)
+ if (!HAS_HW_CONTEXTS(ring->dev))
return 0;
WARN_ON(!mutex_is_locked(&dev_priv->dev->struct_mutex));
@@ -534,7 +532,6 @@ int i915_switch_context(struct intel_ring_buffer *ring,
int i915_gem_context_create_ioctl(struct drm_device *dev, void *data,
struct drm_file *file)
{
- struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_gem_context_create *args = data;
struct drm_i915_file_private *file_priv = file->driver_priv;
struct i915_hw_context *ctx;
@@ -543,7 +540,7 @@ int i915_gem_context_create_ioctl(struct drm_device *dev, void *data,
if (!(dev->driver->driver_features & DRIVER_GEM))
return -ENODEV;
- if (dev_priv->hw_contexts_disabled)
+ if (!HAS_HW_CONTEXTS(dev))
return -ENODEV;
ret = i915_mutex_lock_interruptible(dev);
diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c
index f69bdc741b8..efb5dab61c8 100644
--- a/drivers/gpu/drm/i915/i915_gem_gtt.c
+++ b/drivers/gpu/drm/i915/i915_gem_gtt.c
@@ -1124,7 +1124,6 @@ void i915_gem_setup_global_gtt(struct drm_device *dev,
if (ret)
DRM_DEBUG_KMS("Reservation failed\n");
obj->has_global_gtt_mapping = 1;
- list_add(&vma->vma_link, &obj->vma_list);
}
dev_priv->gtt.base.start = start;
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 5d1dedc02f1..931ee5d8cdb 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -600,7 +600,7 @@ static u32 i915_get_vblank_counter(struct drm_device *dev, int pipe)
* Cook up a vblank counter by also checking the pixel
* counter against vblank start.
*/
- return ((high1 << 8) | low) + (pixel >= vbl_start);
+ return (((high1 << 8) | low) + (pixel >= vbl_start)) & 0xffffff;
}
static u32 gm45_get_vblank_counter(struct drm_device *dev, int pipe)
@@ -1015,10 +1015,8 @@ static void gen6_pm_rps_work(struct work_struct *work)
/* sysfs frequency interfaces may have snuck in while servicing the
* interrupt
*/
- if (new_delay < (int)dev_priv->rps.min_delay)
- new_delay = dev_priv->rps.min_delay;
- if (new_delay > (int)dev_priv->rps.max_delay)
- new_delay = dev_priv->rps.max_delay;
+ new_delay = clamp_t(int, new_delay,
+ dev_priv->rps.min_delay, dev_priv->rps.max_delay);
dev_priv->rps.last_adj = new_delay - dev_priv->rps.cur_delay;
if (IS_VALLEYVIEW(dev_priv->dev))
@@ -1993,7 +1991,7 @@ static void i915_error_work_func(struct work_struct *work)
kobject_uevent_env(&dev->primary->kdev->kobj,
KOBJ_CHANGE, reset_done_event);
} else {
- atomic_set(&error->reset_counter, I915_WEDGED);
+ atomic_set_mask(I915_WEDGED, &error->reset_counter);
}
/*
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index f9eafb6ed52..849e595ed19 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -353,6 +353,7 @@
#define IOSF_BYTE_ENABLES_SHIFT 4
#define IOSF_BAR_SHIFT 1
#define IOSF_SB_BUSY (1<<0)
+#define IOSF_PORT_BUNIT 0x3
#define IOSF_PORT_PUNIT 0x4
#define IOSF_PORT_NC 0x11
#define IOSF_PORT_DPIO 0x12
@@ -363,9 +364,17 @@
#define VLV_IOSF_DATA (VLV_DISPLAY_BASE + 0x2104)
#define VLV_IOSF_ADDR (VLV_DISPLAY_BASE + 0x2108)
+/* See configdb bunit SB addr map */
+#define BUNIT_REG_BISOC 0x11
+
#define PUNIT_OPCODE_REG_READ 6
#define PUNIT_OPCODE_REG_WRITE 7
+#define PUNIT_REG_DSPFREQ 0x36
+#define DSPFREQSTAT_SHIFT 30
+#define DSPFREQSTAT_MASK (0x3 << DSPFREQSTAT_SHIFT)
+#define DSPFREQGUAR_SHIFT 14
+#define DSPFREQGUAR_MASK (0x3 << DSPFREQGUAR_SHIFT)
#define PUNIT_REG_PWRGT_CTRL 0x60
#define PUNIT_REG_PWRGT_STATUS 0x61
#define PUNIT_CLK_GATE 1
@@ -428,6 +437,7 @@
#define DSI_PLL_N1_DIV_MASK (3 << 16)
#define DSI_PLL_M1_DIV_SHIFT 0
#define DSI_PLL_M1_DIV_MASK (0x1ff << 0)
+#define CCK_DISPLAY_CLOCK_CONTROL 0x6b
/*
* DPIO - a special bus for various display related registers to hide behind
@@ -446,15 +456,13 @@
#define DPIO_SFR_BYPASS (1<<1)
#define DPIO_CMNRST (1<<0)
-#define _DPIO_TX3_SWING_CTL4_A 0x690
-#define _DPIO_TX3_SWING_CTL4_B 0x2a90
-#define DPIO_TX3_SWING_CTL4(pipe) _PIPE(pipe, _DPIO_TX3_SWING_CTL4_A, \
- _DPIO_TX3_SWING_CTL4_B)
+#define DPIO_PHY(pipe) ((pipe) >> 1)
+#define DPIO_PHY_IOSF_PORT(phy) (dev_priv->dpio_phy_iosf_port[phy])
/*
* Per pipe/PLL DPIO regs
*/
-#define _DPIO_DIV_A 0x800c
+#define _VLV_PLL_DW3_CH0 0x800c
#define DPIO_POST_DIV_SHIFT (28) /* 3 bits */
#define DPIO_POST_DIV_DAC 0
#define DPIO_POST_DIV_HDMIDP 1 /* DAC 225-400M rate */
@@ -467,10 +475,10 @@
#define DPIO_ENABLE_CALIBRATION (1<<11)
#define DPIO_M1DIV_SHIFT (8) /* 3 bits */
#define DPIO_M2DIV_MASK 0xff
-#define _DPIO_DIV_B 0x802c
-#define DPIO_DIV(pipe) _PIPE(pipe, _DPIO_DIV_A, _DPIO_DIV_B)
+#define _VLV_PLL_DW3_CH1 0x802c
+#define VLV_PLL_DW3(ch) _PIPE(ch, _VLV_PLL_DW3_CH0, _VLV_PLL_DW3_CH1)
-#define _DPIO_REFSFR_A 0x8014
+#define _VLV_PLL_DW5_CH0 0x8014
#define DPIO_REFSEL_OVERRIDE 27
#define DPIO_PLL_MODESEL_SHIFT 24 /* 3 bits */
#define DPIO_BIAS_CURRENT_CTL_SHIFT 21 /* 3 bits, always 0x7 */
@@ -478,118 +486,112 @@
#define DPIO_PLL_REFCLK_SEL_MASK 3
#define DPIO_DRIVER_CTL_SHIFT 12 /* always set to 0x8 */
#define DPIO_CLK_BIAS_CTL_SHIFT 8 /* always set to 0x5 */
-#define _DPIO_REFSFR_B 0x8034
-#define DPIO_REFSFR(pipe) _PIPE(pipe, _DPIO_REFSFR_A, _DPIO_REFSFR_B)
+#define _VLV_PLL_DW5_CH1 0x8034
+#define VLV_PLL_DW5(ch) _PIPE(ch, _VLV_PLL_DW5_CH0, _VLV_PLL_DW5_CH1)
-#define _DPIO_CORE_CLK_A 0x801c
-#define _DPIO_CORE_CLK_B 0x803c
-#define DPIO_CORE_CLK(pipe) _PIPE(pipe, _DPIO_CORE_CLK_A, _DPIO_CORE_CLK_B)
+#define _VLV_PLL_DW7_CH0 0x801c
+#define _VLV_PLL_DW7_CH1 0x803c
+#define VLV_PLL_DW7(ch) _PIPE(ch, _VLV_PLL_DW7_CH0, _VLV_PLL_DW7_CH1)
-#define _DPIO_IREF_CTL_A 0x8040
-#define _DPIO_IREF_CTL_B 0x8060
-#define DPIO_IREF_CTL(pipe) _PIPE(pipe, _DPIO_IREF_CTL_A, _DPIO_IREF_CTL_B)
+#define _VLV_PLL_DW8_CH0 0x8040
+#define _VLV_PLL_DW8_CH1 0x8060
+#define VLV_PLL_DW8(ch) _PIPE(ch, _VLV_PLL_DW8_CH0, _VLV_PLL_DW8_CH1)
-#define DPIO_IREF_BCAST 0xc044
-#define _DPIO_IREF_A 0x8044
-#define _DPIO_IREF_B 0x8064
-#define DPIO_IREF(pipe) _PIPE(pipe, _DPIO_IREF_A, _DPIO_IREF_B)
+#define VLV_PLL_DW9_BCAST 0xc044
+#define _VLV_PLL_DW9_CH0 0x8044
+#define _VLV_PLL_DW9_CH1 0x8064
+#define VLV_PLL_DW9(ch) _PIPE(ch, _VLV_PLL_DW9_CH0, _VLV_PLL_DW9_CH1)
-#define _DPIO_PLL_CML_A 0x804c
-#define _DPIO_PLL_CML_B 0x806c
-#define DPIO_PLL_CML(pipe) _PIPE(pipe, _DPIO_PLL_CML_A, _DPIO_PLL_CML_B)
+#define _VLV_PLL_DW10_CH0 0x8048
+#define _VLV_PLL_DW10_CH1 0x8068
+#define VLV_PLL_DW10(ch) _PIPE(ch, _VLV_PLL_DW10_CH0, _VLV_PLL_DW10_CH1)
-#define _DPIO_LPF_COEFF_A 0x8048
-#define _DPIO_LPF_COEFF_B 0x8068
-#define DPIO_LPF_COEFF(pipe) _PIPE(pipe, _DPIO_LPF_COEFF_A, _DPIO_LPF_COEFF_B)
+#define _VLV_PLL_DW11_CH0 0x804c
+#define _VLV_PLL_DW11_CH1 0x806c
+#define VLV_PLL_DW11(ch) _PIPE(ch, _VLV_PLL_DW11_CH0, _VLV_PLL_DW11_CH1)
-#define DPIO_CALIBRATION 0x80ac
+/* Spec for ref block start counts at DW10 */
+#define VLV_REF_DW13 0x80ac
-#define DPIO_FASTCLK_DISABLE 0x8100
+#define VLV_CMN_DW0 0x8100
/*
* Per DDI channel DPIO regs
*/
-#define _DPIO_PCS_TX_0 0x8200
-#define _DPIO_PCS_TX_1 0x8400
+#define _VLV_PCS_DW0_CH0 0x8200
+#define _VLV_PCS_DW0_CH1 0x8400
#define DPIO_PCS_TX_LANE2_RESET (1<<16)
#define DPIO_PCS_TX_LANE1_RESET (1<<7)
-#define DPIO_PCS_TX(port) _PORT(port, _DPIO_PCS_TX_0, _DPIO_PCS_TX_1)
+#define VLV_PCS_DW0(ch) _PORT(ch, _VLV_PCS_DW0_CH0, _VLV_PCS_DW0_CH1)
-#define _DPIO_PCS_CLK_0 0x8204
-#define _DPIO_PCS_CLK_1 0x8404
+#define _VLV_PCS_DW1_CH0 0x8204
+#define _VLV_PCS_DW1_CH1 0x8404
#define DPIO_PCS_CLK_CRI_RXEB_EIOS_EN (1<<22)
#define DPIO_PCS_CLK_CRI_RXDIGFILTSG_EN (1<<21)
#define DPIO_PCS_CLK_DATAWIDTH_SHIFT (6)
#define DPIO_PCS_CLK_SOFT_RESET (1<<5)
-#define DPIO_PCS_CLK(port) _PORT(port, _DPIO_PCS_CLK_0, _DPIO_PCS_CLK_1)
-
-#define _DPIO_PCS_CTL_OVR1_A 0x8224
-#define _DPIO_PCS_CTL_OVR1_B 0x8424
-#define DPIO_PCS_CTL_OVER1(port) _PORT(port, _DPIO_PCS_CTL_OVR1_A, \
- _DPIO_PCS_CTL_OVR1_B)
-
-#define _DPIO_PCS_STAGGER0_A 0x822c
-#define _DPIO_PCS_STAGGER0_B 0x842c
-#define DPIO_PCS_STAGGER0(port) _PORT(port, _DPIO_PCS_STAGGER0_A, \
- _DPIO_PCS_STAGGER0_B)
-
-#define _DPIO_PCS_STAGGER1_A 0x8230
-#define _DPIO_PCS_STAGGER1_B 0x8430
-#define DPIO_PCS_STAGGER1(port) _PORT(port, _DPIO_PCS_STAGGER1_A, \
- _DPIO_PCS_STAGGER1_B)
-
-#define _DPIO_PCS_CLOCKBUF0_A 0x8238
-#define _DPIO_PCS_CLOCKBUF0_B 0x8438
-#define DPIO_PCS_CLOCKBUF0(port) _PORT(port, _DPIO_PCS_CLOCKBUF0_A, \
- _DPIO_PCS_CLOCKBUF0_B)
-
-#define _DPIO_PCS_CLOCKBUF8_A 0x825c
-#define _DPIO_PCS_CLOCKBUF8_B 0x845c
-#define DPIO_PCS_CLOCKBUF8(port) _PORT(port, _DPIO_PCS_CLOCKBUF8_A, \
- _DPIO_PCS_CLOCKBUF8_B)
-
-#define _DPIO_TX_SWING_CTL2_A 0x8288
-#define _DPIO_TX_SWING_CTL2_B 0x8488
-#define DPIO_TX_SWING_CTL2(port) _PORT(port, _DPIO_TX_SWING_CTL2_A, \
- _DPIO_TX_SWING_CTL2_B)
-
-#define _DPIO_TX_SWING_CTL3_A 0x828c
-#define _DPIO_TX_SWING_CTL3_B 0x848c
-#define DPIO_TX_SWING_CTL3(port) _PORT(port, _DPIO_TX_SWING_CTL3_A, \
- _DPIO_TX_SWING_CTL3_B)
-
-#define _DPIO_TX_SWING_CTL4_A 0x8290
-#define _DPIO_TX_SWING_CTL4_B 0x8490
-#define DPIO_TX_SWING_CTL4(port) _PORT(port, _DPIO_TX_SWING_CTL4_A, \
- _DPIO_TX_SWING_CTL4_B)
-
-#define _DPIO_TX_OCALINIT_0 0x8294
-#define _DPIO_TX_OCALINIT_1 0x8494
+#define VLV_PCS_DW1(ch) _PORT(ch, _VLV_PCS_DW1_CH0, _VLV_PCS_DW1_CH1)
+
+#define _VLV_PCS_DW8_CH0 0x8220
+#define _VLV_PCS_DW8_CH1 0x8420
+#define VLV_PCS_DW8(ch) _PORT(ch, _VLV_PCS_DW8_CH0, _VLV_PCS_DW8_CH1)
+
+#define _VLV_PCS01_DW8_CH0 0x0220
+#define _VLV_PCS23_DW8_CH0 0x0420
+#define _VLV_PCS01_DW8_CH1 0x2620
+#define _VLV_PCS23_DW8_CH1 0x2820
+#define VLV_PCS01_DW8(port) _PORT(port, _VLV_PCS01_DW8_CH0, _VLV_PCS01_DW8_CH1)
+#define VLV_PCS23_DW8(port) _PORT(port, _VLV_PCS23_DW8_CH0, _VLV_PCS23_DW8_CH1)
+
+#define _VLV_PCS_DW9_CH0 0x8224
+#define _VLV_PCS_DW9_CH1 0x8424
+#define VLV_PCS_DW9(ch) _PORT(ch, _VLV_PCS_DW9_CH0, _VLV_PCS_DW9_CH1)
+
+#define _VLV_PCS_DW11_CH0 0x822c
+#define _VLV_PCS_DW11_CH1 0x842c
+#define VLV_PCS_DW11(ch) _PORT(ch, _VLV_PCS_DW11_CH0, _VLV_PCS_DW11_CH1)
+
+#define _VLV_PCS_DW12_CH0 0x8230
+#define _VLV_PCS_DW12_CH1 0x8430
+#define VLV_PCS_DW12(ch) _PORT(ch, _VLV_PCS_DW12_CH0, _VLV_PCS_DW12_CH1)
+
+#define _VLV_PCS_DW14_CH0 0x8238
+#define _VLV_PCS_DW14_CH1 0x8438
+#define VLV_PCS_DW14(ch) _PORT(ch, _VLV_PCS_DW14_CH0, _VLV_PCS_DW14_CH1)
+
+#define _VLV_PCS_DW23_CH0 0x825c
+#define _VLV_PCS_DW23_CH1 0x845c
+#define VLV_PCS_DW23(ch) _PORT(ch, _VLV_PCS_DW23_CH0, _VLV_PCS_DW23_CH1)
+
+#define _VLV_TX_DW2_CH0 0x8288
+#define _VLV_TX_DW2_CH1 0x8488
+#define VLV_TX_DW2(ch) _PORT(ch, _VLV_TX_DW2_CH0, _VLV_TX_DW2_CH1)
+
+#define _VLV_TX_DW3_CH0 0x828c
+#define _VLV_TX_DW3_CH1 0x848c
+#define VLV_TX_DW3(ch) _PORT(ch, _VLV_TX_DW3_CH0, _VLV_TX_DW3_CH1)
+
+#define _VLV_TX_DW4_CH0 0x8290
+#define _VLV_TX_DW4_CH1 0x8490
+#define VLV_TX_DW4(ch) _PORT(ch, _VLV_TX_DW4_CH0, _VLV_TX_DW4_CH1)
+
+#define _VLV_TX3_DW4_CH0 0x690
+#define _VLV_TX3_DW4_CH1 0x2a90
+#define VLV_TX3_DW4(ch) _PORT(ch, _VLV_TX3_DW4_CH0, _VLV_TX3_DW4_CH1)
+
+#define _VLV_TX_DW5_CH0 0x8294
+#define _VLV_TX_DW5_CH1 0x8494
#define DPIO_TX_OCALINIT_EN (1<<31)
-#define DPIO_TX_OCALINIT(port) _PORT(port, _DPIO_TX_OCALINIT_0, \
- _DPIO_TX_OCALINIT_1)
-
-#define _DPIO_TX_CTL_0 0x82ac
-#define _DPIO_TX_CTL_1 0x84ac
-#define DPIO_TX_CTL(port) _PORT(port, _DPIO_TX_CTL_0, _DPIO_TX_CTL_1)
-
-#define _DPIO_TX_LANE_0 0x82b8
-#define _DPIO_TX_LANE_1 0x84b8
-#define DPIO_TX_LANE(port) _PORT(port, _DPIO_TX_LANE_0, _DPIO_TX_LANE_1)
-
-#define _DPIO_DATA_CHANNEL1 0x8220
-#define _DPIO_DATA_CHANNEL2 0x8420
-#define DPIO_DATA_CHANNEL(port) _PORT(port, _DPIO_DATA_CHANNEL1, _DPIO_DATA_CHANNEL2)
-
-#define _DPIO_PORT0_PCS0 0x0220
-#define _DPIO_PORT0_PCS1 0x0420
-#define _DPIO_PORT1_PCS2 0x2620
-#define _DPIO_PORT1_PCS3 0x2820
-#define DPIO_DATA_LANE_A(port) _PORT(port, _DPIO_PORT0_PCS0, _DPIO_PORT1_PCS2)
-#define DPIO_DATA_LANE_B(port) _PORT(port, _DPIO_PORT0_PCS1, _DPIO_PORT1_PCS3)
-#define DPIO_DATA_CHANNEL1 0x8220
-#define DPIO_DATA_CHANNEL2 0x8420
+#define VLV_TX_DW5(ch) _PORT(ch, _VLV_TX_DW5_CH0, _VLV_TX_DW5_CH1)
+
+#define _VLV_TX_DW11_CH0 0x82ac
+#define _VLV_TX_DW11_CH1 0x84ac
+#define VLV_TX_DW11(ch) _PORT(ch, _VLV_TX_DW11_CH0, _VLV_TX_DW11_CH1)
+
+#define _VLV_TX_DW14_CH0 0x82b8
+#define _VLV_TX_DW14_CH1 0x84b8
+#define VLV_TX_DW14(ch) _PORT(ch, _VLV_TX_DW14_CH0, _VLV_TX_DW14_CH1)
/*
* Fence registers
diff --git a/drivers/gpu/drm/i915/i915_sysfs.c b/drivers/gpu/drm/i915/i915_sysfs.c
index cef38fd320a..05d8b1680c2 100644
--- a/drivers/gpu/drm/i915/i915_sysfs.c
+++ b/drivers/gpu/drm/i915/i915_sysfs.c
@@ -183,13 +183,13 @@ i915_l3_write(struct file *filp, struct kobject *kobj,
int slice = (int)(uintptr_t)attr->private;
int ret;
+ if (!HAS_HW_CONTEXTS(drm_dev))
+ return -ENXIO;
+
ret = l3_access_valid(drm_dev, offset);
if (ret)
return ret;
- if (dev_priv->hw_contexts_disabled)
- return -ENXIO;
-
ret = i915_mutex_lock_interruptible(drm_dev);
if (ret)
return ret;
@@ -259,7 +259,7 @@ static ssize_t gt_cur_freq_mhz_show(struct device *kdev,
if (IS_VALLEYVIEW(dev_priv->dev)) {
u32 freq;
freq = vlv_punit_read(dev_priv, PUNIT_REG_GPU_FREQ_STS);
- ret = vlv_gpu_freq(dev_priv->mem_freq, (freq >> 8) & 0xff);
+ ret = vlv_gpu_freq(dev_priv, (freq >> 8) & 0xff);
} else {
ret = dev_priv->rps.cur_delay * GT_FREQUENCY_MULTIPLIER;
}
@@ -276,8 +276,7 @@ static ssize_t vlv_rpe_freq_mhz_show(struct device *kdev,
struct drm_i915_private *dev_priv = dev->dev_private;
return snprintf(buf, PAGE_SIZE, "%d\n",
- vlv_gpu_freq(dev_priv->mem_freq,
- dev_priv->rps.rpe_delay));
+ vlv_gpu_freq(dev_priv, dev_priv->rps.rpe_delay));
}
static ssize_t gt_max_freq_mhz_show(struct device *kdev, struct device_attribute *attr, char *buf)
@@ -291,7 +290,7 @@ static ssize_t gt_max_freq_mhz_show(struct device *kdev, struct device_attribute
mutex_lock(&dev_priv->rps.hw_lock);
if (IS_VALLEYVIEW(dev_priv->dev))
- ret = vlv_gpu_freq(dev_priv->mem_freq, dev_priv->rps.max_delay);
+ ret = vlv_gpu_freq(dev_priv, dev_priv->rps.max_delay);
else
ret = dev_priv->rps.max_delay * GT_FREQUENCY_MULTIPLIER;
mutex_unlock(&dev_priv->rps.hw_lock);
@@ -318,7 +317,7 @@ static ssize_t gt_max_freq_mhz_store(struct device *kdev,
mutex_lock(&dev_priv->rps.hw_lock);
if (IS_VALLEYVIEW(dev_priv->dev)) {
- val = vlv_freq_opcode(dev_priv->mem_freq, val);
+ val = vlv_freq_opcode(dev_priv, val);
hw_max = valleyview_rps_max_freq(dev_priv);
hw_min = valleyview_rps_min_freq(dev_priv);
@@ -342,15 +341,15 @@ static ssize_t gt_max_freq_mhz_store(struct device *kdev,
DRM_DEBUG("User requested overclocking to %d\n",
val * GT_FREQUENCY_MULTIPLIER);
+ dev_priv->rps.max_delay = val;
+
if (dev_priv->rps.cur_delay > val) {
- if (IS_VALLEYVIEW(dev_priv->dev))
- valleyview_set_rps(dev_priv->dev, val);
+ if (IS_VALLEYVIEW(dev))
+ valleyview_set_rps(dev, val);
else
- gen6_set_rps(dev_priv->dev, val);
+ gen6_set_rps(dev, val);
}
- dev_priv->rps.max_delay = val;
-
mutex_unlock(&dev_priv->rps.hw_lock);
return count;
@@ -367,7 +366,7 @@ static ssize_t gt_min_freq_mhz_show(struct device *kdev, struct device_attribute
mutex_lock(&dev_priv->rps.hw_lock);
if (IS_VALLEYVIEW(dev_priv->dev))
- ret = vlv_gpu_freq(dev_priv->mem_freq, dev_priv->rps.min_delay);
+ ret = vlv_gpu_freq(dev_priv, dev_priv->rps.min_delay);
else
ret = dev_priv->rps.min_delay * GT_FREQUENCY_MULTIPLIER;
mutex_unlock(&dev_priv->rps.hw_lock);
@@ -394,7 +393,7 @@ static ssize_t gt_min_freq_mhz_store(struct device *kdev,
mutex_lock(&dev_priv->rps.hw_lock);
if (IS_VALLEYVIEW(dev)) {
- val = vlv_freq_opcode(dev_priv->mem_freq, val);
+ val = vlv_freq_opcode(dev_priv, val);
hw_max = valleyview_rps_max_freq(dev_priv);
hw_min = valleyview_rps_min_freq(dev_priv);
@@ -411,15 +410,15 @@ static ssize_t gt_min_freq_mhz_store(struct device *kdev,
return -EINVAL;
}
+ dev_priv->rps.min_delay = val;
+
if (dev_priv->rps.cur_delay < val) {
if (IS_VALLEYVIEW(dev))
valleyview_set_rps(dev, val);
else
- gen6_set_rps(dev_priv->dev, val);
+ gen6_set_rps(dev, val);
}
- dev_priv->rps.min_delay = val;
-
mutex_unlock(&dev_priv->rps.hw_lock);
return count;
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index b9f763c637e..3b7f1c4eb48 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -748,10 +748,10 @@ enum transcoder intel_pipe_to_cpu_transcoder(struct drm_i915_private *dev_priv,
return intel_crtc->config.cpu_transcoder;
}
-static void ironlake_wait_for_vblank(struct drm_device *dev, int pipe)
+static void g4x_wait_for_vblank(struct drm_device *dev, int pipe)
{
struct drm_i915_private *dev_priv = dev->dev_private;
- u32 frame, frame_reg = PIPEFRAME(pipe);
+ u32 frame, frame_reg = PIPE_FRMCOUNT_GM45(pipe);
frame = I915_READ(frame_reg);
@@ -772,8 +772,8 @@ void intel_wait_for_vblank(struct drm_device *dev, int pipe)
struct drm_i915_private *dev_priv = dev->dev_private;
int pipestat_reg = PIPESTAT(pipe);
- if (INTEL_INFO(dev)->gen >= 5) {
- ironlake_wait_for_vblank(dev, pipe);
+ if (IS_G4X(dev) || INTEL_INFO(dev)->gen >= 5) {
+ g4x_wait_for_vblank(dev, pipe);
return;
}
@@ -1361,6 +1361,7 @@ static void intel_init_dpio(struct drm_device *dev)
if (!IS_VALLEYVIEW(dev))
return;
+ DPIO_PHY_IOSF_PORT(DPIO_PHY0) = IOSF_PORT_DPIO;
/*
* From VLV2A0_DP_eDP_DPIO_driver_vbios_notes_10.docx -
* 6. De-assert cmn_reset/side_reset. Same as VLV X0.
@@ -1494,18 +1495,25 @@ static void vlv_disable_pll(struct drm_i915_private *dev_priv, enum pipe pipe)
POSTING_READ(DPLL(pipe));
}
-void vlv_wait_port_ready(struct drm_i915_private *dev_priv, int port)
+void vlv_wait_port_ready(struct drm_i915_private *dev_priv,
+ struct intel_digital_port *dport)
{
u32 port_mask;
- if (!port)
+ switch (dport->port) {
+ case PORT_B:
port_mask = DPLL_PORTB_READY_MASK;
- else
+ break;
+ case PORT_C:
port_mask = DPLL_PORTC_READY_MASK;
+ break;
+ default:
+ BUG();
+ }
if (wait_for((I915_READ(DPLL(0)) & port_mask) == 0, 1000))
WARN(1, "timed out waiting for port %c ready: 0x%08x\n",
- 'B' + port, I915_READ(DPLL(0)));
+ 'B' + dport->port, I915_READ(DPLL(0)));
}
/**
@@ -3910,6 +3918,174 @@ static void i9xx_pfit_enable(struct intel_crtc *crtc)
I915_WRITE(BCLRPAT(crtc->pipe), 0);
}
+int valleyview_get_vco(struct drm_i915_private *dev_priv)
+{
+ int hpll_freq, vco_freq[] = { 800, 1600, 2000, 2400 };
+
+ /* Obtain SKU information */
+ mutex_lock(&dev_priv->dpio_lock);
+ hpll_freq = vlv_cck_read(dev_priv, CCK_FUSE_REG) &
+ CCK_FUSE_HPLL_FREQ_MASK;
+ mutex_unlock(&dev_priv->dpio_lock);
+
+ return vco_freq[hpll_freq];
+}
+
+/* Adjust CDclk dividers to allow high res or save power if possible */
+static void valleyview_set_cdclk(struct drm_device *dev, int cdclk)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ u32 val, cmd;
+
+ if (cdclk >= 320) /* jump to highest voltage for 400MHz too */
+ cmd = 2;
+ else if (cdclk == 266)
+ cmd = 1;
+ else
+ cmd = 0;
+
+ mutex_lock(&dev_priv->rps.hw_lock);
+ val = vlv_punit_read(dev_priv, PUNIT_REG_DSPFREQ);
+ val &= ~DSPFREQGUAR_MASK;
+ val |= (cmd << DSPFREQGUAR_SHIFT);
+ vlv_punit_write(dev_priv, PUNIT_REG_DSPFREQ, val);
+ if (wait_for((vlv_punit_read(dev_priv, PUNIT_REG_DSPFREQ) &
+ DSPFREQSTAT_MASK) == (cmd << DSPFREQSTAT_SHIFT),
+ 50)) {
+ DRM_ERROR("timed out waiting for CDclk change\n");
+ }
+ mutex_unlock(&dev_priv->rps.hw_lock);
+
+ if (cdclk == 400) {
+ u32 divider, vco;
+
+ vco = valleyview_get_vco(dev_priv);
+ divider = ((vco << 1) / cdclk) - 1;
+
+ mutex_lock(&dev_priv->dpio_lock);
+ /* adjust cdclk divider */
+ val = vlv_cck_read(dev_priv, CCK_DISPLAY_CLOCK_CONTROL);
+ val &= ~0xf;
+ val |= divider;
+ vlv_cck_write(dev_priv, CCK_DISPLAY_CLOCK_CONTROL, val);
+ mutex_unlock(&dev_priv->dpio_lock);
+ }
+
+ mutex_lock(&dev_priv->dpio_lock);
+ /* adjust self-refresh exit latency value */
+ val = vlv_bunit_read(dev_priv, BUNIT_REG_BISOC);
+ val &= ~0x7f;
+
+ /*
+ * For high bandwidth configs, we set a higher latency in the bunit
+ * so that the core display fetch happens in time to avoid underruns.
+ */
+ if (cdclk == 400)
+ val |= 4500 / 250; /* 4.5 usec */
+ else
+ val |= 3000 / 250; /* 3.0 usec */
+ vlv_bunit_write(dev_priv, BUNIT_REG_BISOC, val);
+ mutex_unlock(&dev_priv->dpio_lock);
+
+ /* Since we changed the CDclk, we need to update the GMBUSFREQ too */
+ intel_i2c_reset(dev);
+}
+
+static int valleyview_cur_cdclk(struct drm_i915_private *dev_priv)
+{
+ int cur_cdclk, vco;
+ int divider;
+
+ vco = valleyview_get_vco(dev_priv);
+
+ mutex_lock(&dev_priv->dpio_lock);
+ divider = vlv_cck_read(dev_priv, CCK_DISPLAY_CLOCK_CONTROL);
+ mutex_unlock(&dev_priv->dpio_lock);
+
+ divider &= 0xf;
+
+ cur_cdclk = (vco << 1) / (divider + 1);
+
+ return cur_cdclk;
+}
+
+static int valleyview_calc_cdclk(struct drm_i915_private *dev_priv,
+ int max_pixclk)
+{
+ int cur_cdclk;
+
+ cur_cdclk = valleyview_cur_cdclk(dev_priv);
+
+ /*
+ * Really only a few cases to deal with, as only 4 CDclks are supported:
+ * 200MHz
+ * 267MHz
+ * 320MHz
+ * 400MHz
+ * So we check to see whether we're above 90% of the lower bin and
+ * adjust if needed.
+ */
+ if (max_pixclk > 288000) {
+ return 400;
+ } else if (max_pixclk > 240000) {
+ return 320;
+ } else
+ return 266;
+ /* Looks like the 200MHz CDclk freq doesn't work on some configs */
+}
+
+static int intel_mode_max_pixclk(struct drm_i915_private *dev_priv,
+ unsigned modeset_pipes,
+ struct intel_crtc_config *pipe_config)
+{
+ struct drm_device *dev = dev_priv->dev;
+ struct intel_crtc *intel_crtc;
+ int max_pixclk = 0;
+
+ list_for_each_entry(intel_crtc, &dev->mode_config.crtc_list,
+ base.head) {
+ if (modeset_pipes & (1 << intel_crtc->pipe))
+ max_pixclk = max(max_pixclk,
+ pipe_config->adjusted_mode.crtc_clock);
+ else if (intel_crtc->base.enabled)
+ max_pixclk = max(max_pixclk,
+ intel_crtc->config.adjusted_mode.crtc_clock);
+ }
+
+ return max_pixclk;
+}
+
+static void valleyview_modeset_global_pipes(struct drm_device *dev,
+ unsigned *prepare_pipes,
+ unsigned modeset_pipes,
+ struct intel_crtc_config *pipe_config)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct intel_crtc *intel_crtc;
+ int max_pixclk = intel_mode_max_pixclk(dev_priv, modeset_pipes,
+ pipe_config);
+ int cur_cdclk = valleyview_cur_cdclk(dev_priv);
+
+ if (valleyview_calc_cdclk(dev_priv, max_pixclk) == cur_cdclk)
+ return;
+
+ list_for_each_entry(intel_crtc, &dev->mode_config.crtc_list,
+ base.head)
+ if (intel_crtc->base.enabled)
+ *prepare_pipes |= (1 << intel_crtc->pipe);
+}
+
+static void valleyview_modeset_global_resources(struct drm_device *dev)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ int max_pixclk = intel_mode_max_pixclk(dev_priv, 0, NULL);
+ int cur_cdclk = valleyview_cur_cdclk(dev_priv);
+ int req_cdclk = valleyview_calc_cdclk(dev_priv, max_pixclk);
+
+ if (req_cdclk != cur_cdclk)
+ valleyview_set_cdclk(dev, req_cdclk);
+}
+
static void valleyview_crtc_enable(struct drm_crtc *crtc)
{
struct drm_device *dev = crtc->dev;
@@ -4634,24 +4810,24 @@ static void vlv_pllb_recal_opamp(struct drm_i915_private *dev_priv, enum pipe
* PLLB opamp always calibrates to max value of 0x3f, force enable it
* and set it to a reasonable value instead.
*/
- reg_val = vlv_dpio_read(dev_priv, pipe, DPIO_IREF(1));
+ reg_val = vlv_dpio_read(dev_priv, pipe, VLV_PLL_DW9(1));
reg_val &= 0xffffff00;
reg_val |= 0x00000030;
- vlv_dpio_write(dev_priv, pipe, DPIO_IREF(1), reg_val);
+ vlv_dpio_write(dev_priv, pipe, VLV_PLL_DW9(1), reg_val);
- reg_val = vlv_dpio_read(dev_priv, pipe, DPIO_CALIBRATION);
+ reg_val = vlv_dpio_read(dev_priv, pipe, VLV_REF_DW13);
reg_val &= 0x8cffffff;
reg_val = 0x8c000000;
- vlv_dpio_write(dev_priv, pipe, DPIO_CALIBRATION, reg_val);
+ vlv_dpio_write(dev_priv, pipe, VLV_REF_DW13, reg_val);
- reg_val = vlv_dpio_read(dev_priv, pipe, DPIO_IREF(1));
+ reg_val = vlv_dpio_read(dev_priv, pipe, VLV_PLL_DW9(1));
reg_val &= 0xffffff00;
- vlv_dpio_write(dev_priv, pipe, DPIO_IREF(1), reg_val);
+ vlv_dpio_write(dev_priv, pipe, VLV_PLL_DW9(1), reg_val);
- reg_val = vlv_dpio_read(dev_priv, pipe, DPIO_CALIBRATION);
+ reg_val = vlv_dpio_read(dev_priv, pipe, VLV_REF_DW13);
reg_val &= 0x00ffffff;
reg_val |= 0xb0000000;
- vlv_dpio_write(dev_priv, pipe, DPIO_CALIBRATION, reg_val);
+ vlv_dpio_write(dev_priv, pipe, VLV_REF_DW13, reg_val);
}
static void intel_pch_transcoder_set_m_n(struct intel_crtc *crtc,
@@ -4720,15 +4896,15 @@ static void vlv_update_pll(struct intel_crtc *crtc)
vlv_pllb_recal_opamp(dev_priv, pipe);
/* Set up Tx target for periodic Rcomp update */
- vlv_dpio_write(dev_priv, pipe, DPIO_IREF_BCAST, 0x0100000f);
+ vlv_dpio_write(dev_priv, pipe, VLV_PLL_DW9_BCAST, 0x0100000f);
/* Disable target IRef on PLL */
- reg_val = vlv_dpio_read(dev_priv, pipe, DPIO_IREF_CTL(pipe));
+ reg_val = vlv_dpio_read(dev_priv, pipe, VLV_PLL_DW8(pipe));
reg_val &= 0x00ffffff;
- vlv_dpio_write(dev_priv, pipe, DPIO_IREF_CTL(pipe), reg_val);
+ vlv_dpio_write(dev_priv, pipe, VLV_PLL_DW8(pipe), reg_val);
/* Disable fast lock */
- vlv_dpio_write(dev_priv, pipe, DPIO_FASTCLK_DISABLE, 0x610);
+ vlv_dpio_write(dev_priv, pipe, VLV_CMN_DW0, 0x610);
/* Set idtafcrecal before PLL is enabled */
mdiv = ((bestm1 << DPIO_M1DIV_SHIFT) | (bestm2 & DPIO_M2DIV_MASK));
@@ -4742,48 +4918,48 @@ static void vlv_update_pll(struct intel_crtc *crtc)
* Note: don't use the DAC post divider as it seems unstable.
*/
mdiv |= (DPIO_POST_DIV_HDMIDP << DPIO_POST_DIV_SHIFT);
- vlv_dpio_write(dev_priv, pipe, DPIO_DIV(pipe), mdiv);
+ vlv_dpio_write(dev_priv, pipe, VLV_PLL_DW3(pipe), mdiv);
mdiv |= DPIO_ENABLE_CALIBRATION;
- vlv_dpio_write(dev_priv, pipe, DPIO_DIV(pipe), mdiv);
+ vlv_dpio_write(dev_priv, pipe, VLV_PLL_DW3(pipe), mdiv);
/* Set HBR and RBR LPF coefficients */
if (crtc->config.port_clock == 162000 ||
intel_pipe_has_type(&crtc->base, INTEL_OUTPUT_ANALOG) ||
intel_pipe_has_type(&crtc->base, INTEL_OUTPUT_HDMI))
- vlv_dpio_write(dev_priv, pipe, DPIO_LPF_COEFF(pipe),
+ vlv_dpio_write(dev_priv, pipe, VLV_PLL_DW10(pipe),
0x009f0003);
else
- vlv_dpio_write(dev_priv, pipe, DPIO_LPF_COEFF(pipe),
+ vlv_dpio_write(dev_priv, pipe, VLV_PLL_DW10(pipe),
0x00d0000f);
if (intel_pipe_has_type(&crtc->base, INTEL_OUTPUT_EDP) ||
intel_pipe_has_type(&crtc->base, INTEL_OUTPUT_DISPLAYPORT)) {
/* Use SSC source */
if (!pipe)
- vlv_dpio_write(dev_priv, pipe, DPIO_REFSFR(pipe),
+ vlv_dpio_write(dev_priv, pipe, VLV_PLL_DW5(pipe),
0x0df40000);
else
- vlv_dpio_write(dev_priv, pipe, DPIO_REFSFR(pipe),
+ vlv_dpio_write(dev_priv, pipe, VLV_PLL_DW5(pipe),
0x0df70000);
} else { /* HDMI or VGA */
/* Use bend source */
if (!pipe)
- vlv_dpio_write(dev_priv, pipe, DPIO_REFSFR(pipe),
+ vlv_dpio_write(dev_priv, pipe, VLV_PLL_DW5(pipe),
0x0df70000);
else
- vlv_dpio_write(dev_priv, pipe, DPIO_REFSFR(pipe),
+ vlv_dpio_write(dev_priv, pipe, VLV_PLL_DW5(pipe),
0x0df40000);
}
- coreclk = vlv_dpio_read(dev_priv, pipe, DPIO_CORE_CLK(pipe));
+ coreclk = vlv_dpio_read(dev_priv, pipe, VLV_PLL_DW7(pipe));
coreclk = (coreclk & 0x0000ff00) | 0x01c00000;
if (intel_pipe_has_type(&crtc->base, INTEL_OUTPUT_DISPLAYPORT) ||
intel_pipe_has_type(&crtc->base, INTEL_OUTPUT_EDP))
coreclk |= 0x01000000;
- vlv_dpio_write(dev_priv, pipe, DPIO_CORE_CLK(pipe), coreclk);
+ vlv_dpio_write(dev_priv, pipe, VLV_PLL_DW7(pipe), coreclk);
- vlv_dpio_write(dev_priv, pipe, DPIO_PLL_CML(pipe), 0x87871000);
+ vlv_dpio_write(dev_priv, pipe, VLV_PLL_DW11(pipe), 0x87871000);
/* Enable DPIO clock input */
dpll = DPLL_EXT_BUFFER_ENABLE_VLV | DPLL_REFA_CLK_ENABLE_VLV |
@@ -5261,7 +5437,7 @@ static void vlv_crtc_clock_get(struct intel_crtc *crtc,
int refclk = 100000;
mutex_lock(&dev_priv->dpio_lock);
- mdiv = vlv_dpio_read(dev_priv, pipe, DPIO_DIV(pipe));
+ mdiv = vlv_dpio_read(dev_priv, pipe, VLV_PLL_DW3(pipe));
mutex_unlock(&dev_priv->dpio_lock);
clock.m1 = (mdiv >> DPIO_M1DIV_SHIFT) & 7;
@@ -9379,6 +9555,21 @@ static int __intel_set_mode(struct drm_crtc *crtc,
"[modeset]");
}
+ /*
+ * See if the config requires any additional preparation, e.g.
+ * to adjust global state with pipes off. We need to do this
+ * here so we can get the modeset_pipe updated config for the new
+ * mode set on this crtc. For other crtcs we need to use the
+ * adjusted_mode bits in the crtc directly.
+ */
+ if (IS_VALLEYVIEW(dev)) {
+ valleyview_modeset_global_pipes(dev, &prepare_pipes,
+ modeset_pipes, pipe_config);
+
+ /* may have added more to prepare_pipes than we should */
+ prepare_pipes &= ~disable_pipes;
+ }
+
for_each_intel_crtc_masked(dev, disable_pipes, intel_crtc)
intel_crtc_disable(&intel_crtc->base);
@@ -10390,8 +10581,11 @@ static void intel_init_display(struct drm_device *dev)
}
} else if (IS_G4X(dev)) {
dev_priv->display.write_eld = g4x_write_eld;
- } else if (IS_VALLEYVIEW(dev))
+ } else if (IS_VALLEYVIEW(dev)) {
+ dev_priv->display.modeset_global_resources =
+ valleyview_modeset_global_resources;
dev_priv->display.write_eld = ironlake_write_eld;
+ }
/* Default just returns -ENODEV to indicate unsupported */
dev_priv->display.queue_flip = intel_default_queue_flip;
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index eb8139da976..dbe4840d6fb 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -1845,23 +1845,23 @@ static void vlv_pre_enable_dp(struct intel_encoder *encoder)
struct drm_device *dev = encoder->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc = to_intel_crtc(encoder->base.crtc);
- int port = vlv_dport_to_channel(dport);
+ enum dpio_channel port = vlv_dport_to_channel(dport);
int pipe = intel_crtc->pipe;
struct edp_power_seq power_seq;
u32 val;
mutex_lock(&dev_priv->dpio_lock);
- val = vlv_dpio_read(dev_priv, pipe, DPIO_DATA_LANE_A(port));
+ val = vlv_dpio_read(dev_priv, pipe, VLV_PCS01_DW8(port));
val = 0;
if (pipe)
val |= (1<<21);
else
val &= ~(1<<21);
val |= 0x001000c4;
- vlv_dpio_write(dev_priv, pipe, DPIO_DATA_CHANNEL(port), val);
- vlv_dpio_write(dev_priv, pipe, DPIO_PCS_CLOCKBUF0(port), 0x00760018);
- vlv_dpio_write(dev_priv, pipe, DPIO_PCS_CLOCKBUF8(port), 0x00400888);
+ vlv_dpio_write(dev_priv, pipe, VLV_PCS_DW8(port), val);
+ vlv_dpio_write(dev_priv, pipe, VLV_PCS_DW14(port), 0x00760018);
+ vlv_dpio_write(dev_priv, pipe, VLV_PCS_DW23(port), 0x00400888);
mutex_unlock(&dev_priv->dpio_lock);
@@ -1872,7 +1872,7 @@ static void vlv_pre_enable_dp(struct intel_encoder *encoder)
intel_enable_dp(encoder);
- vlv_wait_port_ready(dev_priv, port);
+ vlv_wait_port_ready(dev_priv, dport);
}
static void vlv_dp_pre_pll_enable(struct intel_encoder *encoder)
@@ -1882,24 +1882,24 @@ static void vlv_dp_pre_pll_enable(struct intel_encoder *encoder)
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc =
to_intel_crtc(encoder->base.crtc);
- int port = vlv_dport_to_channel(dport);
+ enum dpio_channel port = vlv_dport_to_channel(dport);
int pipe = intel_crtc->pipe;
/* Program Tx lane resets to default */
mutex_lock(&dev_priv->dpio_lock);
- vlv_dpio_write(dev_priv, pipe, DPIO_PCS_TX(port),
+ vlv_dpio_write(dev_priv, pipe, VLV_PCS_DW0(port),
DPIO_PCS_TX_LANE2_RESET |
DPIO_PCS_TX_LANE1_RESET);
- vlv_dpio_write(dev_priv, pipe, DPIO_PCS_CLK(port),
+ vlv_dpio_write(dev_priv, pipe, VLV_PCS_DW1(port),
DPIO_PCS_CLK_CRI_RXEB_EIOS_EN |
DPIO_PCS_CLK_CRI_RXDIGFILTSG_EN |
(1<<DPIO_PCS_CLK_DATAWIDTH_SHIFT) |
DPIO_PCS_CLK_SOFT_RESET);
/* Fix up inter-pair skew failure */
- vlv_dpio_write(dev_priv, pipe, DPIO_PCS_STAGGER1(port), 0x00750f00);
- vlv_dpio_write(dev_priv, pipe, DPIO_TX_CTL(port), 0x00001500);
- vlv_dpio_write(dev_priv, pipe, DPIO_TX_LANE(port), 0x40400000);
+ vlv_dpio_write(dev_priv, pipe, VLV_PCS_DW12(port), 0x00750f00);
+ vlv_dpio_write(dev_priv, pipe, VLV_TX_DW11(port), 0x00001500);
+ vlv_dpio_write(dev_priv, pipe, VLV_TX_DW14(port), 0x40400000);
mutex_unlock(&dev_priv->dpio_lock);
}
@@ -2050,7 +2050,7 @@ static uint32_t intel_vlv_signal_levels(struct intel_dp *intel_dp)
unsigned long demph_reg_value, preemph_reg_value,
uniqtranscale_reg_value;
uint8_t train_set = intel_dp->train_set[0];
- int port = vlv_dport_to_channel(dport);
+ enum dpio_channel port = vlv_dport_to_channel(dport);
int pipe = intel_crtc->pipe;
switch (train_set & DP_TRAIN_PRE_EMPHASIS_MASK) {
@@ -2127,14 +2127,14 @@ static uint32_t intel_vlv_signal_levels(struct intel_dp *intel_dp)
}
mutex_lock(&dev_priv->dpio_lock);
- vlv_dpio_write(dev_priv, pipe, DPIO_TX_OCALINIT(port), 0x00000000);
- vlv_dpio_write(dev_priv, pipe, DPIO_TX_SWING_CTL4(port), demph_reg_value);
- vlv_dpio_write(dev_priv, pipe, DPIO_TX_SWING_CTL2(port),
+ vlv_dpio_write(dev_priv, pipe, VLV_TX_DW5(port), 0x00000000);
+ vlv_dpio_write(dev_priv, pipe, VLV_TX_DW4(port), demph_reg_value);
+ vlv_dpio_write(dev_priv, pipe, VLV_TX_DW2(port),
uniqtranscale_reg_value);
- vlv_dpio_write(dev_priv, pipe, DPIO_TX_SWING_CTL3(port), 0x0C782040);
- vlv_dpio_write(dev_priv, pipe, DPIO_PCS_STAGGER0(port), 0x00030000);
- vlv_dpio_write(dev_priv, pipe, DPIO_PCS_CTL_OVER1(port), preemph_reg_value);
- vlv_dpio_write(dev_priv, pipe, DPIO_TX_OCALINIT(port), 0x80000000);
+ vlv_dpio_write(dev_priv, pipe, VLV_TX_DW3(port), 0x0C782040);
+ vlv_dpio_write(dev_priv, pipe, VLV_PCS_DW11(port), 0x00030000);
+ vlv_dpio_write(dev_priv, pipe, VLV_PCS_DW9(port), preemph_reg_value);
+ vlv_dpio_write(dev_priv, pipe, VLV_TX_DW5(port), 0x80000000);
mutex_unlock(&dev_priv->dpio_lock);
return 0;
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 4fbd073810e..02312810374 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -501,9 +501,9 @@ vlv_dport_to_channel(struct intel_digital_port *dport)
{
switch (dport->port) {
case PORT_B:
- return 0;
+ return DPIO_CH0;
case PORT_C:
- return 1;
+ return DPIO_CH1;
default:
BUG();
}
@@ -649,7 +649,8 @@ enum transcoder intel_pipe_to_cpu_transcoder(struct drm_i915_private *dev_priv,
void intel_wait_for_vblank(struct drm_device *dev, int pipe);
void intel_wait_for_pipe_off(struct drm_device *dev, int pipe);
int ironlake_get_lanes_required(int target_clock, int link_bw, int bpp);
-void vlv_wait_port_ready(struct drm_i915_private *dev_priv, int port);
+void vlv_wait_port_ready(struct drm_i915_private *dev_priv,
+ struct intel_digital_port *dport);
bool intel_get_load_detect_pipe(struct drm_connector *connector,
struct drm_display_mode *mode,
struct intel_load_detect_pipe *old);
@@ -705,7 +706,7 @@ void i915_disable_vga_mem(struct drm_device *dev);
void hsw_enable_ips(struct intel_crtc *crtc);
void hsw_disable_ips(struct intel_crtc *crtc);
void intel_display_set_init_power(struct drm_device *dev, bool enable);
-
+int valleyview_get_vco(struct drm_i915_private *dev_priv);
/* intel_dp.c */
void intel_dp_init(struct drm_device *dev, int output_reg, enum port port);
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index 03f9ca70530..d0c81b17014 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -1081,7 +1081,7 @@ static void vlv_hdmi_pre_enable(struct intel_encoder *encoder)
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc =
to_intel_crtc(encoder->base.crtc);
- int port = vlv_dport_to_channel(dport);
+ enum dpio_channel port = vlv_dport_to_channel(dport);
int pipe = intel_crtc->pipe;
u32 val;
@@ -1090,41 +1090,33 @@ static void vlv_hdmi_pre_enable(struct intel_encoder *encoder)
/* Enable clock channels for this port */
mutex_lock(&dev_priv->dpio_lock);
- val = vlv_dpio_read(dev_priv, pipe, DPIO_DATA_LANE_A(port));
+ val = vlv_dpio_read(dev_priv, pipe, VLV_PCS01_DW8(port));
val = 0;
if (pipe)
val |= (1<<21);
else
val &= ~(1<<21);
val |= 0x001000c4;
- vlv_dpio_write(dev_priv, pipe, DPIO_DATA_CHANNEL(port), val);
+ vlv_dpio_write(dev_priv, pipe, VLV_PCS_DW8(port), val);
/* HDMI 1.0V-2dB */
- vlv_dpio_write(dev_priv, pipe, DPIO_TX_OCALINIT(port), 0);
- vlv_dpio_write(dev_priv, pipe, DPIO_TX_SWING_CTL4(port),
- 0x2b245f5f);
- vlv_dpio_write(dev_priv, pipe, DPIO_TX_SWING_CTL2(port),
- 0x5578b83a);
- vlv_dpio_write(dev_priv, pipe, DPIO_TX_SWING_CTL3(port),
- 0x0c782040);
- vlv_dpio_write(dev_priv, pipe, DPIO_TX3_SWING_CTL4(port),
- 0x2b247878);
- vlv_dpio_write(dev_priv, pipe, DPIO_PCS_STAGGER0(port), 0x00030000);
- vlv_dpio_write(dev_priv, pipe, DPIO_PCS_CTL_OVER1(port),
- 0x00002000);
- vlv_dpio_write(dev_priv, pipe, DPIO_TX_OCALINIT(port),
- DPIO_TX_OCALINIT_EN);
+ vlv_dpio_write(dev_priv, pipe, VLV_TX_DW5(port), 0);
+ vlv_dpio_write(dev_priv, pipe, VLV_TX_DW4(port), 0x2b245f5f);
+ vlv_dpio_write(dev_priv, pipe, VLV_TX_DW2(port), 0x5578b83a);
+ vlv_dpio_write(dev_priv, pipe, VLV_TX_DW3(port), 0x0c782040);
+ vlv_dpio_write(dev_priv, pipe, VLV_TX3_DW4(port), 0x2b247878);
+ vlv_dpio_write(dev_priv, pipe, VLV_PCS_DW11(port), 0x00030000);
+ vlv_dpio_write(dev_priv, pipe, VLV_PCS_DW9(port), 0x00002000);
+ vlv_dpio_write(dev_priv, pipe, VLV_TX_DW5(port), DPIO_TX_OCALINIT_EN);
/* Program lane clock */
- vlv_dpio_write(dev_priv, pipe, DPIO_PCS_CLOCKBUF0(port),
- 0x00760018);
- vlv_dpio_write(dev_priv, pipe, DPIO_PCS_CLOCKBUF8(port),
- 0x00400888);
+ vlv_dpio_write(dev_priv, pipe, VLV_PCS_DW14(port), 0x00760018);
+ vlv_dpio_write(dev_priv, pipe, VLV_PCS_DW23(port), 0x00400888);
mutex_unlock(&dev_priv->dpio_lock);
intel_enable_hdmi(encoder);
- vlv_wait_port_ready(dev_priv, port);
+ vlv_wait_port_ready(dev_priv, dport);
}
static void vlv_hdmi_pre_pll_enable(struct intel_encoder *encoder)
@@ -1134,7 +1126,7 @@ static void vlv_hdmi_pre_pll_enable(struct intel_encoder *encoder)
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc =
to_intel_crtc(encoder->base.crtc);
- int port = vlv_dport_to_channel(dport);
+ enum dpio_channel port = vlv_dport_to_channel(dport);
int pipe = intel_crtc->pipe;
if (!IS_VALLEYVIEW(dev))
@@ -1142,24 +1134,22 @@ static void vlv_hdmi_pre_pll_enable(struct intel_encoder *encoder)
/* Program Tx lane resets to default */
mutex_lock(&dev_priv->dpio_lock);
- vlv_dpio_write(dev_priv, pipe, DPIO_PCS_TX(port),
+ vlv_dpio_write(dev_priv, pipe, VLV_PCS_DW0(port),
DPIO_PCS_TX_LANE2_RESET |
DPIO_PCS_TX_LANE1_RESET);
- vlv_dpio_write(dev_priv, pipe, DPIO_PCS_CLK(port),
+ vlv_dpio_write(dev_priv, pipe, VLV_PCS_DW1(port),
DPIO_PCS_CLK_CRI_RXEB_EIOS_EN |
DPIO_PCS_CLK_CRI_RXDIGFILTSG_EN |
(1<<DPIO_PCS_CLK_DATAWIDTH_SHIFT) |
DPIO_PCS_CLK_SOFT_RESET);
/* Fix up inter-pair skew failure */
- vlv_dpio_write(dev_priv, pipe, DPIO_PCS_STAGGER1(port), 0x00750f00);
- vlv_dpio_write(dev_priv, pipe, DPIO_TX_CTL(port), 0x00001500);
- vlv_dpio_write(dev_priv, pipe, DPIO_TX_LANE(port), 0x40400000);
-
- vlv_dpio_write(dev_priv, pipe, DPIO_PCS_CTL_OVER1(port),
- 0x00002000);
- vlv_dpio_write(dev_priv, pipe, DPIO_TX_OCALINIT(port),
- DPIO_TX_OCALINIT_EN);
+ vlv_dpio_write(dev_priv, pipe, VLV_PCS_DW12(port), 0x00750f00);
+ vlv_dpio_write(dev_priv, pipe, VLV_TX_DW11(port), 0x00001500);
+ vlv_dpio_write(dev_priv, pipe, VLV_TX_DW14(port), 0x40400000);
+
+ vlv_dpio_write(dev_priv, pipe, VLV_PCS_DW9(port), 0x00002000);
+ vlv_dpio_write(dev_priv, pipe, VLV_TX_DW5(port), DPIO_TX_OCALINIT_EN);
mutex_unlock(&dev_priv->dpio_lock);
}
@@ -1169,13 +1159,13 @@ static void vlv_hdmi_post_disable(struct intel_encoder *encoder)
struct drm_i915_private *dev_priv = encoder->base.dev->dev_private;
struct intel_crtc *intel_crtc =
to_intel_crtc(encoder->base.crtc);
- int port = vlv_dport_to_channel(dport);
+ enum dpio_channel port = vlv_dport_to_channel(dport);
int pipe = intel_crtc->pipe;
/* Reset lanes to avoid HDMI flicker (VLV w/a) */
mutex_lock(&dev_priv->dpio_lock);
- vlv_dpio_write(dev_priv, pipe, DPIO_PCS_TX(port), 0x00000000);
- vlv_dpio_write(dev_priv, pipe, DPIO_PCS_CLK(port), 0x00e00060);
+ vlv_dpio_write(dev_priv, pipe, VLV_PCS_DW0(port), 0x00000000);
+ vlv_dpio_write(dev_priv, pipe, VLV_PCS_DW1(port), 0x00e00060);
mutex_unlock(&dev_priv->dpio_lock);
}
diff --git a/drivers/gpu/drm/i915/intel_i2c.c b/drivers/gpu/drm/i915/intel_i2c.c
index 2ca17b14b6c..b1dc33f4789 100644
--- a/drivers/gpu/drm/i915/intel_i2c.c
+++ b/drivers/gpu/drm/i915/intel_i2c.c
@@ -82,20 +82,11 @@ static int get_disp_clk_div(struct drm_i915_private *dev_priv,
static void gmbus_set_freq(struct drm_i915_private *dev_priv)
{
- int vco_freq[] = { 800, 1600, 2000, 2400 };
- int gmbus_freq = 0, cdclk_div, hpll_freq;
+ int vco, gmbus_freq = 0, cdclk_div;
BUG_ON(!IS_VALLEYVIEW(dev_priv->dev));
- /* Skip setting the gmbus freq if BIOS has already programmed it */
- if (I915_READ(GMBUSFREQ_VLV) != 0xA0)
- return;
-
- /* Obtain SKU information */
- mutex_lock(&dev_priv->dpio_lock);
- hpll_freq =
- vlv_cck_read(dev_priv, CCK_FUSE_REG) & CCK_FUSE_HPLL_FREQ_MASK;
- mutex_unlock(&dev_priv->dpio_lock);
+ vco = valleyview_get_vco(dev_priv);
/* Get the CDCLK divide ratio */
cdclk_div = get_disp_clk_div(dev_priv, CDCLK);
@@ -106,7 +97,7 @@ static void gmbus_set_freq(struct drm_i915_private *dev_priv)
* in fact 1MHz is the correct frequency.
*/
if (cdclk_div)
- gmbus_freq = (vco_freq[hpll_freq] << 1) / cdclk_div;
+ gmbus_freq = (vco << 1) / cdclk_div;
if (WARN_ON(gmbus_freq == 0))
return;
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 33a8dbe6403..172efa0bfb8 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -3429,26 +3429,19 @@ static void ironlake_disable_drps(struct drm_device *dev)
* ourselves, instead of doing a rmw cycle (which might result in us clearing
* all limits and the gpu stuck at whatever frequency it is at atm).
*/
-static u32 gen6_rps_limits(struct drm_i915_private *dev_priv, u8 *val)
+static u32 gen6_rps_limits(struct drm_i915_private *dev_priv, u8 val)
{
u32 limits;
- limits = 0;
-
- if (*val >= dev_priv->rps.max_delay)
- *val = dev_priv->rps.max_delay;
- limits |= dev_priv->rps.max_delay << 24;
-
/* Only set the down limit when we've reached the lowest level to avoid
* getting more interrupts, otherwise leave this clear. This prevents a
* race in the hw when coming out of rc6: There's a tiny window where
* the hw runs at the minimal clock before selecting the desired
* frequency, if the down threshold expires in that window we will not
* receive a down interrupt. */
- if (*val <= dev_priv->rps.min_delay) {
- *val = dev_priv->rps.min_delay;
+ limits = dev_priv->rps.max_delay << 24;
+ if (val <= dev_priv->rps.min_delay)
limits |= dev_priv->rps.min_delay << 16;
- }
return limits;
}
@@ -3548,7 +3541,6 @@ static void gen6_set_rps_thresholds(struct drm_i915_private *dev_priv, u8 val)
void gen6_set_rps(struct drm_device *dev, u8 val)
{
struct drm_i915_private *dev_priv = dev->dev_private;
- u32 limits = gen6_rps_limits(dev_priv, &val);
WARN_ON(!mutex_is_locked(&dev_priv->rps.hw_lock));
WARN_ON(val > dev_priv->rps.max_delay);
@@ -3571,7 +3563,8 @@ void gen6_set_rps(struct drm_device *dev, u8 val)
/* Make sure we continue to get interrupts
* until we hit the minimum or maximum frequencies.
*/
- I915_WRITE(GEN6_RP_INTERRUPT_LIMITS, limits);
+ I915_WRITE(GEN6_RP_INTERRUPT_LIMITS,
+ gen6_rps_limits(dev_priv, val));
POSTING_READ(GEN6_RPNSWREQ);
@@ -3606,48 +3599,18 @@ void gen6_rps_boost(struct drm_i915_private *dev_priv)
mutex_unlock(&dev_priv->rps.hw_lock);
}
-/*
- * Wait until the previous freq change has completed,
- * or the timeout elapsed, and then update our notion
- * of the current GPU frequency.
- */
-static void vlv_update_rps_cur_delay(struct drm_i915_private *dev_priv)
-{
- u32 pval;
-
- WARN_ON(!mutex_is_locked(&dev_priv->rps.hw_lock));
-
- if (wait_for(((pval = vlv_punit_read(dev_priv, PUNIT_REG_GPU_FREQ_STS)) & GENFREQSTATUS) == 0, 10))
- DRM_DEBUG_DRIVER("timed out waiting for Punit\n");
-
- pval >>= 8;
-
- if (pval != dev_priv->rps.cur_delay)
- DRM_DEBUG_DRIVER("Punit overrode GPU freq: %d MHz (%u) requested, but got %d Mhz (%u)\n",
- vlv_gpu_freq(dev_priv->mem_freq, dev_priv->rps.cur_delay),
- dev_priv->rps.cur_delay,
- vlv_gpu_freq(dev_priv->mem_freq, pval), pval);
-
- dev_priv->rps.cur_delay = pval;
-}
-
void valleyview_set_rps(struct drm_device *dev, u8 val)
{
struct drm_i915_private *dev_priv = dev->dev_private;
- gen6_rps_limits(dev_priv, &val);
-
WARN_ON(!mutex_is_locked(&dev_priv->rps.hw_lock));
WARN_ON(val > dev_priv->rps.max_delay);
WARN_ON(val < dev_priv->rps.min_delay);
- vlv_update_rps_cur_delay(dev_priv);
-
DRM_DEBUG_DRIVER("GPU freq request from %d MHz (%u) to %d MHz (%u)\n",
- vlv_gpu_freq(dev_priv->mem_freq,
- dev_priv->rps.cur_delay),
+ vlv_gpu_freq(dev_priv, dev_priv->rps.cur_delay),
dev_priv->rps.cur_delay,
- vlv_gpu_freq(dev_priv->mem_freq, val), val);
+ vlv_gpu_freq(dev_priv, val), val);
if (val == dev_priv->rps.cur_delay)
return;
@@ -3656,7 +3619,7 @@ void valleyview_set_rps(struct drm_device *dev, u8 val)
dev_priv->rps.cur_delay = val;
- trace_intel_gpu_freq_change(vlv_gpu_freq(dev_priv->mem_freq, val));
+ trace_intel_gpu_freq_change(vlv_gpu_freq(dev_priv, val));
}
static void gen6_disable_rps_interrupts(struct drm_device *dev)
@@ -4154,51 +4117,33 @@ static void valleyview_enable_rps(struct drm_device *dev)
I915_WRITE(GEN6_RC_CONTROL, rc6_mode);
val = vlv_punit_read(dev_priv, PUNIT_REG_GPU_FREQ_STS);
- switch ((val >> 6) & 3) {
- case 0:
- case 1:
- dev_priv->mem_freq = 800;
- break;
- case 2:
- dev_priv->mem_freq = 1066;
- break;
- case 3:
- dev_priv->mem_freq = 1333;
- break;
- }
- DRM_DEBUG_DRIVER("DDR speed: %d MHz", dev_priv->mem_freq);
DRM_DEBUG_DRIVER("GPLL enabled? %s\n", val & 0x10 ? "yes" : "no");
DRM_DEBUG_DRIVER("GPU status: 0x%08x\n", val);
dev_priv->rps.cur_delay = (val >> 8) & 0xff;
DRM_DEBUG_DRIVER("current GPU freq: %d MHz (%u)\n",
- vlv_gpu_freq(dev_priv->mem_freq,
- dev_priv->rps.cur_delay),
+ vlv_gpu_freq(dev_priv, dev_priv->rps.cur_delay),
dev_priv->rps.cur_delay);
dev_priv->rps.max_delay = valleyview_rps_max_freq(dev_priv);
dev_priv->rps.hw_max = dev_priv->rps.max_delay;
DRM_DEBUG_DRIVER("max GPU freq: %d MHz (%u)\n",
- vlv_gpu_freq(dev_priv->mem_freq,
- dev_priv->rps.max_delay),
+ vlv_gpu_freq(dev_priv, dev_priv->rps.max_delay),
dev_priv->rps.max_delay);
dev_priv->rps.rpe_delay = valleyview_rps_rpe_freq(dev_priv);
DRM_DEBUG_DRIVER("RPe GPU freq: %d MHz (%u)\n",
- vlv_gpu_freq(dev_priv->mem_freq,
- dev_priv->rps.rpe_delay),
+ vlv_gpu_freq(dev_priv, dev_priv->rps.rpe_delay),
dev_priv->rps.rpe_delay);
dev_priv->rps.min_delay = valleyview_rps_min_freq(dev_priv);
DRM_DEBUG_DRIVER("min GPU freq: %d MHz (%u)\n",
- vlv_gpu_freq(dev_priv->mem_freq,
- dev_priv->rps.min_delay),
+ vlv_gpu_freq(dev_priv, dev_priv->rps.min_delay),
dev_priv->rps.min_delay);
DRM_DEBUG_DRIVER("setting GPU freq to %d MHz (%u)\n",
- vlv_gpu_freq(dev_priv->mem_freq,
- dev_priv->rps.rpe_delay),
+ vlv_gpu_freq(dev_priv, dev_priv->rps.rpe_delay),
dev_priv->rps.rpe_delay);
valleyview_set_rps(dev_priv->dev, dev_priv->rps.rpe_delay);
@@ -5462,6 +5407,26 @@ static void ivybridge_init_clock_gating(struct drm_device *dev)
static void valleyview_init_clock_gating(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
+ u32 val;
+
+ mutex_lock(&dev_priv->rps.hw_lock);
+ val = vlv_punit_read(dev_priv, PUNIT_REG_GPU_FREQ_STS);
+ mutex_unlock(&dev_priv->rps.hw_lock);
+ switch ((val >> 6) & 3) {
+ case 0:
+ dev_priv->mem_freq = 800;
+ break;
+ case 1:
+ dev_priv->mem_freq = 1066;
+ break;
+ case 2:
+ dev_priv->mem_freq = 1333;
+ break;
+ case 3:
+ dev_priv->mem_freq = 1333;
+ break;
+ }
+ DRM_DEBUG_DRIVER("DDR speed: %d MHz", dev_priv->mem_freq);
I915_WRITE(DSPCLK_GATE_D, VRHUNIT_CLOCK_GATE_DISABLE);
@@ -6090,59 +6055,48 @@ int sandybridge_pcode_write(struct drm_i915_private *dev_priv, u8 mbox, u32 val)
return 0;
}
-int vlv_gpu_freq(int ddr_freq, int val)
+int vlv_gpu_freq(struct drm_i915_private *dev_priv, int val)
{
- int mult, base;
+ int div;
- switch (ddr_freq) {
+ /* 4 x czclk */
+ switch (dev_priv->mem_freq) {
case 800:
- mult = 20;
- base = 120;
+ div = 10;
break;
case 1066:
- mult = 22;
- base = 133;
+ div = 12;
break;
case 1333:
- mult = 21;
- base = 125;
+ div = 16;
break;
default:
return -1;
}
- return ((val - 0xbd) * mult) + base;
+ return DIV_ROUND_CLOSEST(dev_priv->mem_freq * (val + 6 - 0xbd), 4 * div);
}
-int vlv_freq_opcode(int ddr_freq, int val)
+int vlv_freq_opcode(struct drm_i915_private *dev_priv, int val)
{
- int mult, base;
+ int mul;
- switch (ddr_freq) {
+ /* 4 x czclk */
+ switch (dev_priv->mem_freq) {
case 800:
- mult = 20;
- base = 120;
+ mul = 10;
break;
case 1066:
- mult = 22;
- base = 133;
+ mul = 12;
break;
case 1333:
- mult = 21;
- base = 125;
+ mul = 16;
break;
default:
return -1;
}
- val /= mult;
- val -= base / mult;
- val += 0xbd;
-
- if (val > 0xea)
- val = 0xea;
-
- return val;
+ return DIV_ROUND_CLOSEST(4 * mul * val, dev_priv->mem_freq) + 0xbd - 6;
}
void intel_pm_init(struct drm_device *dev)
diff --git a/drivers/gpu/drm/i915/intel_sideband.c b/drivers/gpu/drm/i915/intel_sideband.c
index 9944d8135e8..cc6fbcde7d3 100644
--- a/drivers/gpu/drm/i915/intel_sideband.c
+++ b/drivers/gpu/drm/i915/intel_sideband.c
@@ -90,6 +90,22 @@ void vlv_punit_write(struct drm_i915_private *dev_priv, u8 addr, u32 val)
mutex_unlock(&dev_priv->dpio_lock);
}
+u32 vlv_bunit_read(struct drm_i915_private *dev_priv, u32 reg)
+{
+ u32 val = 0;
+
+ vlv_sideband_rw(dev_priv, PCI_DEVFN(2, 0), IOSF_PORT_BUNIT,
+ PUNIT_OPCODE_REG_READ, reg, &val);
+
+ return val;
+}
+
+void vlv_bunit_write(struct drm_i915_private *dev_priv, u32 reg, u32 val)
+{
+ vlv_sideband_rw(dev_priv, PCI_DEVFN(2, 0), IOSF_PORT_BUNIT,
+ PUNIT_OPCODE_REG_WRITE, reg, &val);
+}
+
u32 vlv_nc_read(struct drm_i915_private *dev_priv, u8 addr)
{
u32 val = 0;
@@ -160,27 +176,18 @@ void vlv_gps_core_write(struct drm_i915_private *dev_priv, u32 reg, u32 val)
PUNIT_OPCODE_REG_WRITE, reg, &val);
}
-static u32 vlv_get_phy_port(enum pipe pipe)
-{
- u32 port = IOSF_PORT_DPIO;
-
- WARN_ON ((pipe != PIPE_A) && (pipe != PIPE_B));
-
- return port;
-}
-
u32 vlv_dpio_read(struct drm_i915_private *dev_priv, enum pipe pipe, int reg)
{
u32 val = 0;
- vlv_sideband_rw(dev_priv, DPIO_DEVFN, vlv_get_phy_port(pipe),
+ vlv_sideband_rw(dev_priv, DPIO_DEVFN, DPIO_PHY_IOSF_PORT(DPIO_PHY(pipe)),
DPIO_OPCODE_REG_READ, reg, &val);
return val;
}
void vlv_dpio_write(struct drm_i915_private *dev_priv, enum pipe pipe, int reg, u32 val)
{
- vlv_sideband_rw(dev_priv, DPIO_DEVFN, vlv_get_phy_port(pipe),
+ vlv_sideband_rw(dev_priv, DPIO_DEVFN, DPIO_PHY_IOSF_PORT(DPIO_PHY(pipe)),
DPIO_OPCODE_REG_WRITE, reg, &val);
}
diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c
index 6a4f9b615de..5103d80fc3a 100644
--- a/drivers/gpu/drm/i915/intel_uncore.c
+++ b/drivers/gpu/drm/i915/intel_uncore.c
@@ -685,6 +685,43 @@ int i915_reg_read_ioctl(struct drm_device *dev,
return 0;
}
+int i915_get_reset_stats_ioctl(struct drm_device *dev,
+ void *data, struct drm_file *file)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_reset_stats *args = data;
+ struct i915_ctx_hang_stats *hs;
+ int ret;
+
+ if (args->flags || args->pad)
+ return -EINVAL;
+
+ if (args->ctx_id == DEFAULT_CONTEXT_ID && !capable(CAP_SYS_ADMIN))
+ return -EPERM;
+
+ ret = mutex_lock_interruptible(&dev->struct_mutex);
+ if (ret)
+ return ret;
+
+ hs = i915_gem_context_get_hang_stats(dev, file, args->ctx_id);
+ if (IS_ERR(hs)) {
+ mutex_unlock(&dev->struct_mutex);
+ return PTR_ERR(hs);
+ }
+
+ if (capable(CAP_SYS_ADMIN))
+ args->reset_count = i915_reset_count(&dev_priv->gpu_error);
+ else
+ args->reset_count = 0;
+
+ args->batch_active = hs->batch_active;
+ args->batch_pending = hs->batch_pending;
+
+ mutex_unlock(&dev->struct_mutex);
+
+ return 0;
+}
+
static int i965_reset_complete(struct drm_device *dev)
{
u8 gdrst;
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-18 11:10:16 +0000