On Thu, Oct 22, 2020 at 05:17:00PM -0700, Aditya Swarup wrote:
> On 10/16/20 4:40 PM, Aditya Swarup wrote:
> > On 9/24/20 11:51 AM, Ville Syrjala wrote:
> >> From: Ville Syrjälä <ville.syrj...@linux.intel.com>
> >>
> >> Reduce this maintenance nightmare a bit by converting the plane
> >> min/max width/height stuff into vfuncs.
> >>
> >> Now, if I could just think of a nice way to also use this for
> >> intel_mode_valid_max_plane_size()...
> >>
> >> Signed-off-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
> > LGTM..
> > Reviewed-by: Aditya Swarup <aditya.swa...@intel.com>
> Hi Ville
>
> Are you going to push this patch to drm-tip or are you planning to rework
> this patch?
> This patch simplifies the max/min plane width plane assignment and fixes the
> NV12 aux surface bug
> and is good enough to push.
Didn't you have a related fix you wanted to get in first?
>
> Regards,
> Aditya Swarup
> >> ---
> >> drivers/gpu/drm/i915/display/intel_display.c | 194 +++++-------------
> >> .../drm/i915/display/intel_display_types.h | 9 +
> >> drivers/gpu/drm/i915/display/intel_sprite.c | 140 +++++++++++++
> >> 3 files changed, 196 insertions(+), 147 deletions(-)
> >>
> >> diff --git a/drivers/gpu/drm/i915/display/intel_display.c
> >> b/drivers/gpu/drm/i915/display/intel_display.c
> >> index 5a9d933e425a..a823d406f0ee 100644
> >> --- a/drivers/gpu/drm/i915/display/intel_display.c
> >> +++ b/drivers/gpu/drm/i915/display/intel_display.c
> >> @@ -3696,127 +3696,6 @@ intel_find_initial_plane_obj(struct intel_crtc
> >> *intel_crtc,
> >> &to_intel_frontbuffer(fb)->bits);
> >> }
> >>
> >> -static int skl_max_plane_width(const struct drm_framebuffer *fb,
> >> - int color_plane,
> >> - unsigned int rotation)
> >> -{
> >> - int cpp = fb->format->cpp[color_plane];
> >> -
> >> - switch (fb->modifier) {
> >> - case DRM_FORMAT_MOD_LINEAR:
> >> - case I915_FORMAT_MOD_X_TILED:
> >> - /*
> >> - * Validated limit is 4k, but has 5k should
> >> - * work apart from the following features:
> >> - * - Ytile (already limited to 4k)
> >> - * - FP16 (already limited to 4k)
> >> - * - render compression (already limited to 4k)
> >> - * - KVMR sprite and cursor (don't care)
> >> - * - horizontal panning (TODO verify this)
> >> - * - pipe and plane scaling (TODO verify this)
> >> - */
> >> - if (cpp == 8)
> >> - return 4096;
> >> - else
> >> - return 5120;
> >> - case I915_FORMAT_MOD_Y_TILED_CCS:
> >> - case I915_FORMAT_MOD_Yf_TILED_CCS:
> >> - case I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS:
> >> - /* FIXME AUX plane? */
> >> - case I915_FORMAT_MOD_Y_TILED:
> >> - case I915_FORMAT_MOD_Yf_TILED:
> >> - if (cpp == 8)
> >> - return 2048;
> >> - else
> >> - return 4096;
> >> - default:
> >> - MISSING_CASE(fb->modifier);
> >> - return 2048;
> >> - }
> >> -}
> >> -
> >> -static int glk_max_plane_width(const struct drm_framebuffer *fb,
> >> - int color_plane,
> >> - unsigned int rotation)
> >> -{
> >> - int cpp = fb->format->cpp[color_plane];
> >> -
> >> - switch (fb->modifier) {
> >> - case DRM_FORMAT_MOD_LINEAR:
> >> - case I915_FORMAT_MOD_X_TILED:
> >> - if (cpp == 8)
> >> - return 4096;
> >> - else
> >> - return 5120;
> >> - case I915_FORMAT_MOD_Y_TILED_CCS:
> >> - case I915_FORMAT_MOD_Yf_TILED_CCS:
> >> - /* FIXME AUX plane? */
> >> - case I915_FORMAT_MOD_Y_TILED:
> >> - case I915_FORMAT_MOD_Yf_TILED:
> >> - if (cpp == 8)
> >> - return 2048;
> >> - else
> >> - return 5120;
> >> - default:
> >> - MISSING_CASE(fb->modifier);
> >> - return 2048;
> >> - }
> >> -}
> >> -
> >> -static int icl_min_plane_width(const struct drm_framebuffer *fb)
> >> -{
> >> - /* Wa_14011264657, Wa_14011050563: gen11+ */
> >> - switch (fb->format->format) {
> >> - case DRM_FORMAT_C8:
> >> - return 18;
> >> - case DRM_FORMAT_RGB565:
> >> - return 10;
> >> - case DRM_FORMAT_XRGB8888:
> >> - case DRM_FORMAT_XBGR8888:
> >> - case DRM_FORMAT_ARGB8888:
> >> - case DRM_FORMAT_ABGR8888:
> >> - case DRM_FORMAT_XRGB2101010:
> >> - case DRM_FORMAT_XBGR2101010:
> >> - case DRM_FORMAT_ARGB2101010:
> >> - case DRM_FORMAT_ABGR2101010:
> >> - case DRM_FORMAT_XVYU2101010:
> >> - case DRM_FORMAT_Y212:
> >> - case DRM_FORMAT_Y216:
> >> - return 6;
> >> - case DRM_FORMAT_NV12:
> >> - return 20;
> >> - case DRM_FORMAT_P010:
> >> - case DRM_FORMAT_P012:
> >> - case DRM_FORMAT_P016:
> >> - return 12;
> >> - case DRM_FORMAT_XRGB16161616F:
> >> - case DRM_FORMAT_XBGR16161616F:
> >> - case DRM_FORMAT_ARGB16161616F:
> >> - case DRM_FORMAT_ABGR16161616F:
> >> - case DRM_FORMAT_XVYU12_16161616:
> >> - case DRM_FORMAT_XVYU16161616:
> >> - return 4;
> >> - default:
> >> - return 1;
> >> - }
> >> -}
> >> -
> >> -static int icl_max_plane_width(const struct drm_framebuffer *fb,
> >> - int color_plane,
> >> - unsigned int rotation)
> >> -{
> >> - return 5120;
> >> -}
> >> -
> >> -static int skl_max_plane_height(void)
> >> -{
> >> - return 4096;
> >> -}
> >> -
> >> -static int icl_max_plane_height(void)
> >> -{
> >> - return 4320;
> >> -}
> >>
> >> static bool
> >> skl_check_main_ccs_coordinates(struct intel_plane_state *plane_state,
> >> @@ -3874,35 +3753,55 @@ intel_plane_fence_y_offset(const struct
> >> intel_plane_state *plane_state)
> >> return y;
> >> }
> >>
> >> +static int intel_plane_min_width(struct intel_plane *plane,
> >> + const struct drm_framebuffer *fb,
> >> + int color_plane,
> >> + unsigned int rotation)
> >> +{
> >> + if (plane->min_width)
> >> + return plane->min_width(fb, color_plane, rotation);
> >> + else
> >> + return 1;
> >> +}
> >> +
> >> +static int intel_plane_max_width(struct intel_plane *plane,
> >> + const struct drm_framebuffer *fb,
> >> + int color_plane,
> >> + unsigned int rotation)
> >> +{
> >> + if (plane->max_width)
> >> + return plane->max_width(fb, color_plane, rotation);
> >> + else
> >> + return INT_MAX;
> >> +}
> >> +
> >> +static int intel_plane_max_height(struct intel_plane *plane,
> >> + const struct drm_framebuffer *fb,
> >> + int color_plane,
> >> + unsigned int rotation)
> >> +{
> >> + if (plane->max_height)
> >> + return plane->max_height(fb, color_plane, rotation);
> >> + else
> >> + return INT_MAX;
> >> +}
> >> +
> >> static int skl_check_main_surface(struct intel_plane_state *plane_state)
> >> {
> >> - struct drm_i915_private *dev_priv =
> >> to_i915(plane_state->uapi.plane->dev);
> >> + struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane);
> >> + struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
> >> const struct drm_framebuffer *fb = plane_state->hw.fb;
> >> unsigned int rotation = plane_state->hw.rotation;
> >> int x = plane_state->uapi.src.x1 >> 16;
> >> int y = plane_state->uapi.src.y1 >> 16;
> >> int w = drm_rect_width(&plane_state->uapi.src) >> 16;
> >> int h = drm_rect_height(&plane_state->uapi.src) >> 16;
> >> - int max_width, min_width, max_height;
> >> - u32 alignment, offset;
> >> + int min_width = intel_plane_min_width(plane, fb, 0, rotation);
> >> + int max_width = intel_plane_max_width(plane, fb, 0, rotation);
> >> + int max_height = intel_plane_max_height(plane, fb, 0, rotation);
> >> int aux_plane = intel_main_to_aux_plane(fb, 0);
> >> u32 aux_offset = plane_state->color_plane[aux_plane].offset;
> >> -
> >> - if (INTEL_GEN(dev_priv) >= 11) {
> >> - max_width = icl_max_plane_width(fb, 0, rotation);
> >> - min_width = icl_min_plane_width(fb);
> >> - } else if (INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv)) {
> >> - max_width = glk_max_plane_width(fb, 0, rotation);
> >> - min_width = 1;
> >> - } else {
> >> - max_width = skl_max_plane_width(fb, 0, rotation);
> >> - min_width = 1;
> >> - }
> >> -
> >> - if (INTEL_GEN(dev_priv) >= 11)
> >> - max_height = icl_max_plane_height();
> >> - else
> >> - max_height = skl_max_plane_height();
> >> + u32 alignment, offset;
> >>
> >> if (w > max_width || w < min_width || h > max_height) {
> >> drm_dbg_kms(&dev_priv->drm,
> >> @@ -3985,22 +3884,19 @@ static int skl_check_main_surface(struct
> >> intel_plane_state *plane_state)
> >>
> >> static int skl_check_nv12_aux_surface(struct intel_plane_state
> >> *plane_state)
> >> {
> >> - struct drm_i915_private *i915 = to_i915(plane_state->uapi.plane->dev);
> >> + struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane);
> >> + struct drm_i915_private *i915 = to_i915(plane->base.dev);
> >> const struct drm_framebuffer *fb = plane_state->hw.fb;
> >> unsigned int rotation = plane_state->hw.rotation;
> >> int uv_plane = 1;
> >> - int max_width = skl_max_plane_width(fb, uv_plane, rotation);
> >> - int max_height = 4096;
> >> + int max_width = intel_plane_max_width(plane, fb, uv_plane, rotation);
> >> + int max_height = intel_plane_max_height(plane, fb, uv_plane, rotation);
> >> int x = plane_state->uapi.src.x1 >> 17;
> >> int y = plane_state->uapi.src.y1 >> 17;
> >> int w = drm_rect_width(&plane_state->uapi.src) >> 17;
> >> int h = drm_rect_height(&plane_state->uapi.src) >> 17;
> >> u32 offset;
> >>
> >> - intel_add_fb_offsets(&x, &y, plane_state, uv_plane);
> >> - offset = intel_plane_compute_aligned_offset(&x, &y,
> >> - plane_state, uv_plane);
> >> -
> >> /* FIXME not quite sure how/if these apply to the chroma plane */
> >> if (w > max_width || h > max_height) {
> >> drm_dbg_kms(&i915->drm,
> >> @@ -4009,6 +3905,10 @@ static int skl_check_nv12_aux_surface(struct
> >> intel_plane_state *plane_state)
> >> return -EINVAL;
> >> }
> >>
> >> + intel_add_fb_offsets(&x, &y, plane_state, uv_plane);
> >> + offset = intel_plane_compute_aligned_offset(&x, &y,
> >> + plane_state, uv_plane);
> >> +
> >> if (is_ccs_modifier(fb->modifier)) {
> >> int ccs_plane = main_to_ccs_plane(fb, uv_plane);
> >> int aux_offset = plane_state->color_plane[ccs_plane].offset;
> >> diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h
> >> b/drivers/gpu/drm/i915/display/intel_display_types.h
> >> index 3d4bf9b6a0a2..a16120508318 100644
> >> --- a/drivers/gpu/drm/i915/display/intel_display_types.h
> >> +++ b/drivers/gpu/drm/i915/display/intel_display_types.h
> >> @@ -1170,6 +1170,15 @@ struct intel_plane {
> >> * the intel_plane_state structure and accessed via plane_state.
> >> */
> >>
> >> + int (*min_width)(const struct drm_framebuffer *fb,
> >> + int color_plane,
> >> + unsigned int rotation);
> >> + int (*max_width)(const struct drm_framebuffer *fb,
> >> + int color_plane,
> >> + unsigned int rotation);
> >> + int (*max_height)(const struct drm_framebuffer *fb,
> >> + int color_plane,
> >> + unsigned int rotation);
> >> unsigned int (*max_stride)(struct intel_plane *plane,
> >> u32 pixel_format, u64 modifier,
> >> unsigned int rotation);
> >> diff --git a/drivers/gpu/drm/i915/display/intel_sprite.c
> >> b/drivers/gpu/drm/i915/display/intel_sprite.c
> >> index 63040cb0d4e1..d682ab1c0f70 100644
> >> --- a/drivers/gpu/drm/i915/display/intel_sprite.c
> >> +++ b/drivers/gpu/drm/i915/display/intel_sprite.c
> >> @@ -393,6 +393,134 @@ static int skl_plane_min_cdclk(const struct
> >> intel_crtc_state *crtc_state,
> >> return DIV_ROUND_UP(pixel_rate * num, den);
> >> }
> >>
> >> +static int skl_plane_max_width(const struct drm_framebuffer *fb,
> >> + int color_plane,
> >> + unsigned int rotation)
> >> +{
> >> + int cpp = fb->format->cpp[color_plane];
> >> +
> >> + switch (fb->modifier) {
> >> + case DRM_FORMAT_MOD_LINEAR:
> >> + case I915_FORMAT_MOD_X_TILED:
> >> + /*
> >> + * Validated limit is 4k, but has 5k should
> >> + * work apart from the following features:
> >> + * - Ytile (already limited to 4k)
> >> + * - FP16 (already limited to 4k)
> >> + * - render compression (already limited to 4k)
> >> + * - KVMR sprite and cursor (don't care)
> >> + * - horizontal panning (TODO verify this)
> >> + * - pipe and plane scaling (TODO verify this)
> >> + */
> >> + if (cpp == 8)
> >> + return 4096;
> >> + else
> >> + return 5120;
> >> + case I915_FORMAT_MOD_Y_TILED_CCS:
> >> + case I915_FORMAT_MOD_Yf_TILED_CCS:
> >> + case I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS:
> >> + /* FIXME AUX plane? */
> >> + case I915_FORMAT_MOD_Y_TILED:
> >> + case I915_FORMAT_MOD_Yf_TILED:
> >> + if (cpp == 8)
> >> + return 2048;
> >> + else
> >> + return 4096;
> >> + default:
> >> + MISSING_CASE(fb->modifier);
> >> + return 2048;
> >> + }
> >> +}
> >> +
> >> +static int glk_plane_max_width(const struct drm_framebuffer *fb,
> >> + int color_plane,
> >> + unsigned int rotation)
> >> +{
> >> + int cpp = fb->format->cpp[color_plane];
> >> +
> >> + switch (fb->modifier) {
> >> + case DRM_FORMAT_MOD_LINEAR:
> >> + case I915_FORMAT_MOD_X_TILED:
> >> + if (cpp == 8)
> >> + return 4096;
> >> + else
> >> + return 5120;
> >> + case I915_FORMAT_MOD_Y_TILED_CCS:
> >> + case I915_FORMAT_MOD_Yf_TILED_CCS:
> >> + /* FIXME AUX plane? */
> >> + case I915_FORMAT_MOD_Y_TILED:
> >> + case I915_FORMAT_MOD_Yf_TILED:
> >> + if (cpp == 8)
> >> + return 2048;
> >> + else
> >> + return 5120;
> >> + default:
> >> + MISSING_CASE(fb->modifier);
> >> + return 2048;
> >> + }
> >> +}
> >> +
> >> +static int icl_plane_min_width(const struct drm_framebuffer *fb,
> >> + int color_plane,
> >> + unsigned int rotation)
> >> +{
> >> + /* Wa_14011264657, Wa_14011050563: gen11+ */
> >> + switch (fb->format->format) {
> >> + case DRM_FORMAT_C8:
> >> + return 18;
> >> + case DRM_FORMAT_RGB565:
> >> + return 10;
> >> + case DRM_FORMAT_XRGB8888:
> >> + case DRM_FORMAT_XBGR8888:
> >> + case DRM_FORMAT_ARGB8888:
> >> + case DRM_FORMAT_ABGR8888:
> >> + case DRM_FORMAT_XRGB2101010:
> >> + case DRM_FORMAT_XBGR2101010:
> >> + case DRM_FORMAT_ARGB2101010:
> >> + case DRM_FORMAT_ABGR2101010:
> >> + case DRM_FORMAT_XVYU2101010:
> >> + case DRM_FORMAT_Y212:
> >> + case DRM_FORMAT_Y216:
> >> + return 6;
> >> + case DRM_FORMAT_NV12:
> >> + return 20;
> >> + case DRM_FORMAT_P010:
> >> + case DRM_FORMAT_P012:
> >> + case DRM_FORMAT_P016:
> >> + return 12;
> >> + case DRM_FORMAT_XRGB16161616F:
> >> + case DRM_FORMAT_XBGR16161616F:
> >> + case DRM_FORMAT_ARGB16161616F:
> >> + case DRM_FORMAT_ABGR16161616F:
> >> + case DRM_FORMAT_XVYU12_16161616:
> >> + case DRM_FORMAT_XVYU16161616:
> >> + return 4;
> >> + default:
> >> + return 1;
> >> + }
> >> +}
> >> +
> >> +static int icl_plane_max_width(const struct drm_framebuffer *fb,
> >> + int color_plane,
> >> + unsigned int rotation)
> >> +{
> >> + return 5120;
> >> +}
> >> +
> >> +static int skl_plane_max_height(const struct drm_framebuffer *fb,
> >> + int color_plane,
> >> + unsigned int rotation)
> >> +{
> >> + return 4096;
> >> +}
> >> +
> >> +static int icl_plane_max_height(const struct drm_framebuffer *fb,
> >> + int color_plane,
> >> + unsigned int rotation)
> >> +{
> >> + return 4320;
> >> +}
> >> +
> >> static unsigned int
> >> skl_plane_max_stride(struct intel_plane *plane,
> >> u32 pixel_format, u64 modifier,
> >> @@ -3083,6 +3211,18 @@ skl_universal_plane_create(struct drm_i915_private
> >> *dev_priv,
> >> fbc->possible_framebuffer_bits |= plane->frontbuffer_bit;
> >> }
> >>
> >> + if (INTEL_GEN(dev_priv) >= 11) {
> >> + plane->min_width = icl_plane_min_width;
> >> + plane->max_width = icl_plane_max_width;
> >> + plane->max_height = icl_plane_max_height;
> >> + } else if (INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv)) {
> >> + plane->max_width = glk_plane_max_width;
> >> + plane->max_height = skl_plane_max_height;
> >> + } else {
> >> + plane->max_width = skl_plane_max_width;
> >> + plane->max_height = skl_plane_max_height;
> >> + }
> >> +
> >> plane->max_stride = skl_plane_max_stride;
> >> plane->update_plane = skl_update_plane;
> >> plane->disable_plane = skl_disable_plane;
> >>
> >
> > _______________________________________________
> > Intel-gfx mailing list
> > Intel-gfx@lists.freedesktop.org
> > https://lists.freedesktop.org/mailman/listinfo/intel-gfx
> >
--
Ville Syrjälä
Intel
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