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Merge tag 'drm-intel-fixes-2017-06-15' of git://anongit.freedesktop.org/git/drm-intel into drm-fixes

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drm/i915 fixes for v4.12-rc6

* tag 'drm-intel-fixes-2017-06-15' of git://anongit.freedesktop.org/git/drm-intel:
  drm/i915: Fix GVT-g PVINFO version compatibility check
  drm/i915: Fix SKL+ watermarks for 90/270 rotation
  drm/i915: Fix scaling check for 90/270 degree plane rotation
This commit is contained in:
Dave Airlie 2017-06-16 10:01:52 +10:00
commit 7119dbdf7c
4 changed files with 38 additions and 30 deletions
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8
drivers/gpu/drm/i915/i915_pvinfo.h
View File

@ -36,10 +36,6 @@
#define VGT_VERSION_MAJOR 1
#define VGT_VERSION_MINOR 0
#define INTEL_VGT_IF_VERSION_ENCODE(major, minor) ((major) << 16 | (minor))
#define INTEL_VGT_IF_VERSION \
INTEL_VGT_IF_VERSION_ENCODE(VGT_VERSION_MAJOR, VGT_VERSION_MINOR)
/*
* notifications from guest to vgpu device model
*/
@ -55,8 +51,8 @@ enum vgt_g2v_type {
struct vgt_if {
u64 magic; /* VGT_MAGIC */
uint16_t version_major;
uint16_t version_minor;
u16 version_major;
u16 version_minor;
u32 vgt_id; /* ID of vGT instance */
u32 rsv1[12]; /* pad to offset 0x40 */
/*

10
drivers/gpu/drm/i915/i915_vgpu.c
View File

@ -60,8 +60,8 @@
*/
void i915_check_vgpu(struct drm_i915_private *dev_priv)
{
uint64_t magic;
uint32_t version;
u64 magic;
u16 version_major;
BUILD_BUG_ON(sizeof(struct vgt_if) != VGT_PVINFO_SIZE);
@ -69,10 +69,8 @@ void i915_check_vgpu(struct drm_i915_private *dev_priv)
if (magic != VGT_MAGIC)
return;
version = INTEL_VGT_IF_VERSION_ENCODE(
__raw_i915_read16(dev_priv, vgtif_reg(version_major)),
__raw_i915_read16(dev_priv, vgtif_reg(version_minor)));
if (version != INTEL_VGT_IF_VERSION) {
version_major = __raw_i915_read16(dev_priv, vgtif_reg(version_major));
if (version_major < VGT_VERSION_MAJOR) {
DRM_INFO("VGT interface version mismatch!\n");
return;
}

14
drivers/gpu/drm/i915/intel_display.c
View File

@ -4598,7 +4598,7 @@ static void cpt_verify_modeset(struct drm_device *dev, int pipe)
static int
skl_update_scaler(struct intel_crtc_state *crtc_state, bool force_detach,
unsigned scaler_user, int *scaler_id, unsigned int rotation,
unsigned int scaler_user, int *scaler_id,
int src_w, int src_h, int dst_w, int dst_h)
{
struct intel_crtc_scaler_state *scaler_state =
@ -4607,9 +4607,12 @@ skl_update_scaler(struct intel_crtc_state *crtc_state, bool force_detach,
to_intel_crtc(crtc_state->base.crtc);
int need_scaling;
need_scaling = drm_rotation_90_or_270(rotation) ?
(src_h != dst_w || src_w != dst_h):
(src_w != dst_w || src_h != dst_h);
/*
* Src coordinates are already rotated by 270 degrees for
* the 90/270 degree plane rotation cases (to match the
* GTT mapping), hence no need to account for rotation here.
*/
need_scaling = src_w != dst_w || src_h != dst_h;
/*
* if plane is being disabled or scaler is no more required or force detach
@ -4671,7 +4674,7 @@ int skl_update_scaler_crtc(struct intel_crtc_state *state)
const struct drm_display_mode *adjusted_mode = &state->base.adjusted_mode;
return skl_update_scaler(state, !state->base.active, SKL_CRTC_INDEX,
&state->scaler_state.scaler_id, DRM_ROTATE_0,
&state->scaler_state.scaler_id,
state->pipe_src_w, state->pipe_src_h,
adjusted_mode->crtc_hdisplay, adjusted_mode->crtc_vdisplay);
}
@ -4700,7 +4703,6 @@ static int skl_update_scaler_plane(struct intel_crtc_state *crtc_state,
ret = skl_update_scaler(crtc_state, force_detach,
drm_plane_index(&intel_plane->base),
&plane_state->scaler_id,
plane_state->base.rotation,
drm_rect_width(&plane_state->base.src) >> 16,
drm_rect_height(&plane_state->base.src) >> 16,
drm_rect_width(&plane_state->base.dst),

36
drivers/gpu/drm/i915/intel_pm.c
View File

@ -3373,20 +3373,26 @@ skl_plane_downscale_amount(const struct intel_crtc_state *cstate,
/* n.b., src is 16.16 fixed point, dst is whole integer */
if (plane->id == PLANE_CURSOR) {
/*
* Cursors only support 0/180 degree rotation,
* hence no need to account for rotation here.
*/
src_w = pstate->base.src_w;
src_h = pstate->base.src_h;
dst_w = pstate->base.crtc_w;
dst_h = pstate->base.crtc_h;
} else {
/*
* Src coordinates are already rotated by 270 degrees for
* the 90/270 degree plane rotation cases (to match the
* GTT mapping), hence no need to account for rotation here.
*/
src_w = drm_rect_width(&pstate->base.src);
src_h = drm_rect_height(&pstate->base.src);
dst_w = drm_rect_width(&pstate->base.dst);
dst_h = drm_rect_height(&pstate->base.dst);
}
if (drm_rotation_90_or_270(pstate->base.rotation))
swap(dst_w, dst_h);
downscale_h = max(src_h / dst_h, (uint32_t)DRM_PLANE_HELPER_NO_SCALING);
downscale_w = max(src_w / dst_w, (uint32_t)DRM_PLANE_HELPER_NO_SCALING);
@ -3417,12 +3423,14 @@ skl_plane_relative_data_rate(const struct intel_crtc_state *cstate,
if (y && format != DRM_FORMAT_NV12)
return 0;
/*
* Src coordinates are already rotated by 270 degrees for
* the 90/270 degree plane rotation cases (to match the
* GTT mapping), hence no need to account for rotation here.
*/
width = drm_rect_width(&intel_pstate->base.src) >> 16;
height = drm_rect_height(&intel_pstate->base.src) >> 16;
if (drm_rotation_90_or_270(pstate->rotation))
swap(width, height);
/* for planar format */
if (format == DRM_FORMAT_NV12) {
if (y) /* y-plane data rate */
@ -3505,12 +3513,14 @@ skl_ddb_min_alloc(const struct drm_plane_state *pstate,
fb->modifier != I915_FORMAT_MOD_Yf_TILED)
return 8;
/*
* Src coordinates are already rotated by 270 degrees for
* the 90/270 degree plane rotation cases (to match the
* GTT mapping), hence no need to account for rotation here.
*/
src_w = drm_rect_width(&intel_pstate->base.src) >> 16;
src_h = drm_rect_height(&intel_pstate->base.src) >> 16;
if (drm_rotation_90_or_270(pstate->rotation))
swap(src_w, src_h);
/* Halve UV plane width and height for NV12 */
if (fb->format->format == DRM_FORMAT_NV12 && !y) {
src_w /= 2;
@ -3794,13 +3804,15 @@ static int skl_compute_plane_wm(const struct drm_i915_private *dev_priv,
width = intel_pstate->base.crtc_w;
height = intel_pstate->base.crtc_h;
} else {
/*
* Src coordinates are already rotated by 270 degrees for
* the 90/270 degree plane rotation cases (to match the
* GTT mapping), hence no need to account for rotation here.
*/
width = drm_rect_width(&intel_pstate->base.src) >> 16;
height = drm_rect_height(&intel_pstate->base.src) >> 16;
}
if (drm_rotation_90_or_270(pstate->rotation))
swap(width, height);
cpp = fb->format->cpp[0];
plane_pixel_rate = skl_adjusted_plane_pixel_rate(cstate, intel_pstate);