From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by gabe.freedesktop.org (Postfix) with ESMTPS id 85A516E8AF for ; Fri, 20 Nov 2020 11:52:50 +0000 (UTC) Date: Fri, 20 Nov 2020 13:52:45 +0200 From: Imre Deak Message-ID: <20201120115245.GC1589431@ideak-desk.fi.intel.com> References: <20201120093646.1340401-1-mika.kahola@intel.com> <20201120093646.1340401-5-mika.kahola@intel.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20201120093646.1340401-5-mika.kahola@intel.com> Subject: Re: [igt-dev] [PATCH i-g-t v10 4/4] tests/kms_ccs: CCS Clear Color test List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: imre.deak@intel.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: igt-dev-bounces@lists.freedesktop.org Sender: "igt-dev" To: Mika Kahola Cc: igt-dev@lists.freedesktop.org List-ID: On Fri, Nov 20, 2020 at 11:36:46AM +0200, Mika Kahola wrote: > The patch proposes a method to test CCS with clear color > capability. > > The test paints a solid color on primary fb and a small sprite fb. > These are cleared with fast clear feature. A crc is captured and > compared against the reference. > > v2: Modify _gen9_render_copyfunc to support fast clear (Matt) > Enable fast clear bit on 3D sequence (Matt) > Add helper function to figure out clear color modifier (Matt) > v3: Remove unrelated line additions/removes > v4: Fast clear with color (Imre) > v5: Write raw 32-bit color values to register (Imre) > Require 32-bit color format > v6: Rebase to use batchbuffer without libdrm dependency > v7: Enable clear color (Nanley) > v8: Various cleanups (Imre) > v9: Splitting patch for smaller hunks (Imre) > v10: Remove switch from CCS CC modifier check (Imre) > Color map conversion (Imre) > Separate function to check CCS CC plane (Imre) > Removed left-over comment (Imre) > Replace inte_bb_reset() with intel_bb_sync() and > intel_bb_destroy() when cleaning up (Imre) > Fix logic to test CCS clear color only with > XRGB8888 format (Imre) > Move fast clear to it's own function (Imre) > > Signed-off-by: Mika Kahola > --- > tests/kms_ccs.c | 75 +++++++++++++++++++++++++++++++++++++++++++++---- > 1 file changed, 69 insertions(+), 6 deletions(-) > > diff --git a/tests/kms_ccs.c b/tests/kms_ccs.c > index 53abecce..8c2d7b3d 100644 > --- a/tests/kms_ccs.c > +++ b/tests/kms_ccs.c > @@ -120,6 +120,11 @@ static void addfb_init(struct igt_fb *fb, struct drm_mode_fb_cmd2 *f) > } > } > > +static bool is_ccs_cc_modifier(uint64_t modifier) > +{ > + return modifier == LOCAL_I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS_CC; > +} > + > /* > * The CCS planes of compressed framebuffers contain non-zero bytes if the > * engine compressed effectively the framebuffer. The actual encoding of these > @@ -155,7 +160,36 @@ static void check_ccs_plane(int drm_fd, igt_fb_t *fb, int plane) > plane, igt_fb_ccs_to_main_plane(fb, plane)); > } > > -static void check_all_ccs_planes(int drm_fd, igt_fb_t *fb) > +static void check_ccs_cc_plane(int drm_fd, igt_fb_t *fb, int plane, const float *cc_color) > +{ > + union cc { > + float f; > + uint32_t d; > + } *cc_p; > + void *map; > + uint32_t native_color; > + > + gem_set_domain(drm_fd, fb->gem_handle, I915_GEM_DOMAIN_CPU, 0); > + > + map = gem_mmap__cpu(drm_fd, fb->gem_handle, 0, fb->size, PROT_READ); > + cc_p = map + fb->offsets[plane]; > + > + igt_assert(cc_color[0] == cc_p[0].f && > + cc_color[1] == cc_p[1].f && > + cc_color[2] == cc_p[2].f && > + cc_color[3] == cc_p[3].f); > + > + native_color = (uint8_t)(cc_color[3] * 0xff) << 24 | > + (uint8_t)(cc_color[0] * 0xff) << 16 | > + (uint8_t)(cc_color[1] * 0xff) << 8 | > + (uint8_t)(cc_color[2] * 0xff); > + > + igt_assert(native_color == cc_p[4].d); > + > + munmap(map, fb->size); > +}; > + > +static void check_all_ccs_planes(int drm_fd, igt_fb_t *fb, const float *cc_color) > { > int i; > > @@ -163,6 +197,8 @@ static void check_all_ccs_planes(int drm_fd, igt_fb_t *fb) > if (igt_fb_is_ccs_plane(fb, i) && > !igt_fb_is_gen12_ccs_cc_plane(fb, i)) > check_ccs_plane(drm_fd, fb, i); > + else if (igt_fb_is_gen12_ccs_cc_plane(fb, i)) > + check_ccs_cc_plane(drm_fd, fb, i, cc_color); > } > } > > @@ -176,6 +212,24 @@ static int get_ccs_plane_index(uint32_t format) > return index; > } > > +static void fast_clear_fb(int drm_fd, struct igt_fb *fb, const float *cc_color) > +{ > + igt_render_clearfunc_t fast_clear = igt_get_render_clearfunc(intel_get_drm_devid(drm_fd)); > + struct intel_bb *ibb = intel_bb_create(drm_fd, 4096); > + struct buf_ops *bops = buf_ops_create(drm_fd); > + struct intel_buf *dst = igt_fb_create_intel_buf(drm_fd, bops, fb, "fast clear dst"); > + > + gem_set_domain(drm_fd, fb->gem_handle, > + I915_GEM_DOMAIN_GTT, I915_GEM_DOMAIN_GTT); > + > + fast_clear(ibb, dst, 0, 0, fb->width, fb->height, cc_color); > + > + intel_bb_sync(ibb); > + intel_bb_destroy(ibb); > + intel_buf_destroy(dst); > + buf_ops_destroy(bops); > +} > + > static void generate_fb(data_t *data, struct igt_fb *fb, > int width, int height, > enum test_fb_flags fb_flags) > @@ -186,6 +240,7 @@ static void generate_fb(data_t *data, struct igt_fb *fb, > cairo_t *cr; > int index; > int ret; > + const float cc_color[4] = {colors[0].r, colors[0].g, colors[0].b, 1.0}; this needs to match the reference FB color, which is different in the sprite subtests: colors[!!data->plane] > > /* Use either compressed or Y-tiled to test. However, given the lack of > * available bandwidth, we use linear for the primary plane when > @@ -246,10 +301,14 @@ static void generate_fb(data_t *data, struct igt_fb *fb, > if (!(data->flags & TEST_BAD_PIXEL_FORMAT)) { > int c = !!data->plane; > > - cr = igt_get_cairo_ctx(data->drm_fd, fb); > - igt_paint_color(cr, 0, 0, width, height, > - colors[c].r, colors[c].g, colors[c].b); > - igt_put_cairo_ctx(cr); > + if (is_ccs_cc_modifier(modifier)) { > + fast_clear_fb(data->drm_fd, fb, cc_color); > + } else { > + cr = igt_get_cairo_ctx(data->drm_fd, fb); > + igt_paint_color(cr, 0, 0, width, height, > + colors[c].r, colors[c].g, colors[c].b); > + igt_put_cairo_ctx(cr); > + } > } > > ret = drmIoctl(data->drm_fd, LOCAL_DRM_IOCTL_MODE_ADDFB2, &f); > @@ -261,7 +320,7 @@ static void generate_fb(data_t *data, struct igt_fb *fb, > igt_assert_eq(ret, 0); > > if (check_ccs_planes) > - check_all_ccs_planes(data->drm_fd, fb); > + check_all_ccs_planes(data->drm_fd, fb, cc_color); > > fb->fb_id = f.fb_id; > } > @@ -349,6 +408,10 @@ static bool try_config(data_t *data, enum test_fb_flags fb_flags, > if (data->flags & TEST_BAD_ROTATION_90) > igt_plane_set_rotation(primary, IGT_ROTATION_90); > > + if (is_ccs_cc_modifier(data->ccs_modifier) > + && data->format != DRM_FORMAT_XRGB8888) > + return false; this should be checked early after igt_plane_has_format_mod() to avoid the overhead up to this point. Also codying style is && at the end of line. With the above fixed, looks ok: Reviewed-by: Imre Deak > + > ret = igt_display_try_commit2(display, commit); > if (data->flags & TEST_BAD_ROTATION_90) { > igt_assert_eq(ret, -EINVAL); > -- > 2.25.1 > _______________________________________________ igt-dev mailing list igt-dev@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/igt-dev