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Merge tag 'drm-intel-fixes-2018-11-22' of git://anongit.freedesktop.org/drm/drm-intel into drm-fixes

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- Fix for fastboot DSI panel boot time flicker regression, also fixes Bugzilla #108225
- Fix Bugzilla #101269 to avoid GPU hangs on Sandybridge machines
- Avoid GPU hang on error capture on Broxton with Vt-d enabled
- Avoid missing GPU relocations on Pineview and Bearlake (Gen3)

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20181122120555.GA18282@jlahtine-desk.ger.corp.intel.com
This commit is contained in:
Dave Airlie 2018-11-23 11:03:20 +10:00
commit 98c9cdfd34
7 changed files with 112 additions and 4 deletions
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7
drivers/gpu/drm/i915/i915_gem_execbuffer.c
View File

@ -1268,7 +1268,7 @@ relocate_entry(struct i915_vma *vma,
else if (gen >= 4)
len = 4;
else
len = 3;
len = 6;
batch = reloc_gpu(eb, vma, len);
if (IS_ERR(batch))
@ -1309,6 +1309,11 @@ relocate_entry(struct i915_vma *vma,
*batch++ = MI_STORE_DWORD_IMM | MI_MEM_VIRTUAL;
*batch++ = addr;
*batch++ = target_offset;
/* And again for good measure (blb/pnv) */
*batch++ = MI_STORE_DWORD_IMM | MI_MEM_VIRTUAL;
*batch++ = addr;
*batch++ = target_offset;
}
goto out;

5
drivers/gpu/drm/i915/i915_gem_gtt.c
View File

@ -3413,6 +3413,11 @@ static int gen8_gmch_probe(struct i915_ggtt *ggtt)
ggtt->vm.insert_page = bxt_vtd_ggtt_insert_page__BKL;
if (ggtt->vm.clear_range != nop_clear_range)
ggtt->vm.clear_range = bxt_vtd_ggtt_clear_range__BKL;
/* Prevent recursively calling stop_machine() and deadlocks. */
dev_info(dev_priv->drm.dev,
"Disabling error capture for VT-d workaround\n");
i915_disable_error_state(dev_priv, -ENODEV);
}
ggtt->invalidate = gen6_ggtt_invalidate;

15
drivers/gpu/drm/i915/i915_gpu_error.c
View File

@ -648,6 +648,9 @@ int i915_error_state_to_str(struct drm_i915_error_state_buf *m,
return 0;
}
if (IS_ERR(error))
return PTR_ERR(error);
if (*error->error_msg)
err_printf(m, "%s\n", error->error_msg);
err_printf(m, "Kernel: " UTS_RELEASE "\n");
@ -1859,6 +1862,7 @@ void i915_capture_error_state(struct drm_i915_private *i915,
error = i915_capture_gpu_state(i915);
if (!error) {
DRM_DEBUG_DRIVER("out of memory, not capturing error state\n");
i915_disable_error_state(i915, -ENOMEM);
return;
}
@ -1914,5 +1918,14 @@ void i915_reset_error_state(struct drm_i915_private *i915)
i915->gpu_error.first_error = NULL;
spin_unlock_irq(&i915->gpu_error.lock);
i915_gpu_state_put(error);
if (!IS_ERR(error))
i915_gpu_state_put(error);
}
void i915_disable_error_state(struct drm_i915_private *i915, int err)
{
spin_lock_irq(&i915->gpu_error.lock);
if (!i915->gpu_error.first_error)
i915->gpu_error.first_error = ERR_PTR(err);
spin_unlock_irq(&i915->gpu_error.lock);
}

8
drivers/gpu/drm/i915/i915_gpu_error.h
View File

@ -343,6 +343,7 @@ static inline void i915_gpu_state_put(struct i915_gpu_state *gpu)
struct i915_gpu_state *i915_first_error_state(struct drm_i915_private *i915);
void i915_reset_error_state(struct drm_i915_private *i915);
void i915_disable_error_state(struct drm_i915_private *i915, int err);
#else
@ -355,13 +356,18 @@ static inline void i915_capture_error_state(struct drm_i915_private *dev_priv,
static inline struct i915_gpu_state *
i915_first_error_state(struct drm_i915_private *i915)
{
return NULL;
return ERR_PTR(-ENODEV);
}
static inline void i915_reset_error_state(struct drm_i915_private *i915)
{
}
static inline void i915_disable_error_state(struct drm_i915_private *i915,
int err)
{
}
#endif /* IS_ENABLED(CONFIG_DRM_I915_CAPTURE_ERROR) */
#endif /* _I915_GPU_ERROR_H_ */

39
drivers/gpu/drm/i915/intel_display.c
View File

@ -2890,6 +2890,7 @@ intel_find_initial_plane_obj(struct intel_crtc *intel_crtc,
return;
valid_fb:
intel_state->base.rotation = plane_config->rotation;
intel_fill_fb_ggtt_view(&intel_state->view, fb,
intel_state->base.rotation);
intel_state->color_plane[0].stride =
@ -7882,8 +7883,15 @@ i9xx_get_initial_plane_config(struct intel_crtc *crtc,
plane_config->tiling = I915_TILING_X;
fb->modifier = I915_FORMAT_MOD_X_TILED;
}
if (val & DISPPLANE_ROTATE_180)
plane_config->rotation = DRM_MODE_ROTATE_180;
}
if (IS_CHERRYVIEW(dev_priv) && pipe == PIPE_B &&
val & DISPPLANE_MIRROR)
plane_config->rotation |= DRM_MODE_REFLECT_X;
pixel_format = val & DISPPLANE_PIXFORMAT_MASK;
fourcc = i9xx_format_to_fourcc(pixel_format);
fb->format = drm_format_info(fourcc);
@ -8952,6 +8960,29 @@ skylake_get_initial_plane_config(struct intel_crtc *crtc,
goto error;
}
/*
* DRM_MODE_ROTATE_ is counter clockwise to stay compatible with Xrandr
* while i915 HW rotation is clockwise, thats why this swapping.
*/
switch (val & PLANE_CTL_ROTATE_MASK) {
case PLANE_CTL_ROTATE_0:
plane_config->rotation = DRM_MODE_ROTATE_0;
break;
case PLANE_CTL_ROTATE_90:
plane_config->rotation = DRM_MODE_ROTATE_270;
break;
case PLANE_CTL_ROTATE_180:
plane_config->rotation = DRM_MODE_ROTATE_180;
break;
case PLANE_CTL_ROTATE_270:
plane_config->rotation = DRM_MODE_ROTATE_90;
break;
}
if (INTEL_GEN(dev_priv) >= 10 &&
val & PLANE_CTL_FLIP_HORIZONTAL)
plane_config->rotation |= DRM_MODE_REFLECT_X;
base = I915_READ(PLANE_SURF(pipe, plane_id)) & 0xfffff000;
plane_config->base = base;
@ -15267,6 +15298,14 @@ retry:
ret = drm_atomic_add_affected_planes(state, crtc);
if (ret)
goto out;
/*
* FIXME hack to force a LUT update to avoid the
* plane update forcing the pipe gamma on without
* having a proper LUT loaded. Remove once we
* have readout for pipe gamma enable.
*/
crtc_state->color_mgmt_changed = true;
}
}

1
drivers/gpu/drm/i915/intel_drv.h
View File

@ -547,6 +547,7 @@ struct intel_initial_plane_config {
unsigned int tiling;
int size;
u32 base;
u8 rotation;
};
#define SKL_MIN_SRC_W 8

41
drivers/gpu/drm/i915/intel_pm.c
View File

@ -2493,6 +2493,9 @@ static uint32_t ilk_compute_pri_wm(const struct intel_crtc_state *cstate,
uint32_t method1, method2;
int cpp;
if (mem_value == 0)
return U32_MAX;
if (!intel_wm_plane_visible(cstate, pstate))
return 0;
@ -2522,6 +2525,9 @@ static uint32_t ilk_compute_spr_wm(const struct intel_crtc_state *cstate,
uint32_t method1, method2;
int cpp;
if (mem_value == 0)
return U32_MAX;
if (!intel_wm_plane_visible(cstate, pstate))
return 0;
@ -2545,6 +2551,9 @@ static uint32_t ilk_compute_cur_wm(const struct intel_crtc_state *cstate,
{
int cpp;
if (mem_value == 0)
return U32_MAX;
if (!intel_wm_plane_visible(cstate, pstate))
return 0;
@ -3008,6 +3017,34 @@ static void snb_wm_latency_quirk(struct drm_i915_private *dev_priv)
intel_print_wm_latency(dev_priv, "Cursor", dev_priv->wm.cur_latency);
}
static void snb_wm_lp3_irq_quirk(struct drm_i915_private *dev_priv)
{
/*
* On some SNB machines (Thinkpad X220 Tablet at least)
* LP3 usage can cause vblank interrupts to be lost.
* The DEIIR bit will go high but it looks like the CPU
* never gets interrupted.
*
* It's not clear whether other interrupt source could
* be affected or if this is somehow limited to vblank
* interrupts only. To play it safe we disable LP3
* watermarks entirely.
*/
if (dev_priv->wm.pri_latency[3] == 0 &&
dev_priv->wm.spr_latency[3] == 0 &&
dev_priv->wm.cur_latency[3] == 0)
return;
dev_priv->wm.pri_latency[3] = 0;
dev_priv->wm.spr_latency[3] = 0;
dev_priv->wm.cur_latency[3] = 0;
DRM_DEBUG_KMS("LP3 watermarks disabled due to potential for lost interrupts\n");
intel_print_wm_latency(dev_priv, "Primary", dev_priv->wm.pri_latency);
intel_print_wm_latency(dev_priv, "Sprite", dev_priv->wm.spr_latency);
intel_print_wm_latency(dev_priv, "Cursor", dev_priv->wm.cur_latency);
}
static void ilk_setup_wm_latency(struct drm_i915_private *dev_priv)
{
intel_read_wm_latency(dev_priv, dev_priv->wm.pri_latency);
@ -3024,8 +3061,10 @@ static void ilk_setup_wm_latency(struct drm_i915_private *dev_priv)
intel_print_wm_latency(dev_priv, "Sprite", dev_priv->wm.spr_latency);
intel_print_wm_latency(dev_priv, "Cursor", dev_priv->wm.cur_latency);
if (IS_GEN6(dev_priv))
if (IS_GEN6(dev_priv)) {
snb_wm_latency_quirk(dev_priv);
snb_wm_lp3_irq_quirk(dev_priv);
}
}
static void skl_setup_wm_latency(struct drm_i915_private *dev_priv)