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Wed, 8 Jul 2020 13:42:58 -0400 (EDT) From: Maxime Ripard To: Nicolas Saenz Julienne , Eric Anholt Subject: [PATCH v4 19/78] drm/vc4: crtc: Disable color management for HVS5 Date: Wed, 8 Jul 2020 19:41:27 +0200 Message-Id: <968564f69e9ec5ea14a18e1b46b598f67b0bd044.1594230107.git-series.maxime@cerno.tech> X-Mailer: git-send-email 2.26.2 In-Reply-To: References: MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200708_134300_960984_DEC8B44C X-CRM114-Status: GOOD ( 11.40 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Tim Gover , Dave Stevenson , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, bcm-kernel-feedback-list@broadcom.com, linux-rpi-kernel@lists.infradead.org, Phil Elwell , linux-arm-kernel@lists.infradead.org, Maxime Ripard Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The HVS5 uses different color matrices. Disable color management support for now. Reviewed-by: Eric Anholt Signed-off-by: Maxime Ripard --- drivers/gpu/drm/vc4/vc4_crtc.c | 17 +++++++++++------ drivers/gpu/drm/vc4/vc4_hvs.c | 2 +- 2 files changed, 12 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/vc4/vc4_crtc.c b/drivers/gpu/drm/vc4/vc4_crtc.c index 04744223460a..41bc61d5a61f 100644 --- a/drivers/gpu/drm/vc4/vc4_crtc.c +++ b/drivers/gpu/drm/vc4/vc4_crtc.c @@ -874,6 +874,7 @@ int vc4_crtc_init(struct drm_device *drm, struct vc4_crtc *vc4_crtc, const struct drm_crtc_funcs *crtc_funcs, const struct drm_crtc_helper_funcs *crtc_helper_funcs) { + struct vc4_dev *vc4 = to_vc4_dev(drm); struct drm_crtc *crtc = &vc4_crtc->base; struct drm_plane *primary_plane; unsigned int i; @@ -893,13 +894,17 @@ int vc4_crtc_init(struct drm_device *drm, struct vc4_crtc *vc4_crtc, drm_crtc_init_with_planes(drm, crtc, primary_plane, NULL, crtc_funcs, NULL); drm_crtc_helper_add(crtc, crtc_helper_funcs); - drm_mode_crtc_set_gamma_size(crtc, ARRAY_SIZE(vc4_crtc->lut_r)); - drm_crtc_enable_color_mgmt(crtc, 0, false, crtc->gamma_size); - /* We support CTM, but only for one CRTC at a time. It's therefore - * implemented as private driver state in vc4_kms, not here. - */ - drm_crtc_enable_color_mgmt(crtc, 0, true, crtc->gamma_size); + if (!vc4->hvs->hvs5) { + drm_mode_crtc_set_gamma_size(crtc, ARRAY_SIZE(vc4_crtc->lut_r)); + + drm_crtc_enable_color_mgmt(crtc, 0, false, crtc->gamma_size); + + /* We support CTM, but only for one CRTC at a time. It's therefore + * implemented as private driver state in vc4_kms, not here. + */ + drm_crtc_enable_color_mgmt(crtc, 0, true, crtc->gamma_size); + } for (i = 0; i < crtc->gamma_size; i++) { vc4_crtc->lut_r[i] = i; diff --git a/drivers/gpu/drm/vc4/vc4_hvs.c b/drivers/gpu/drm/vc4/vc4_hvs.c index 50e88f634799..50f9a9674a7e 100644 --- a/drivers/gpu/drm/vc4/vc4_hvs.c +++ b/drivers/gpu/drm/vc4/vc4_hvs.c @@ -443,7 +443,7 @@ void vc4_hvs_mode_set_nofb(struct drm_crtc *crtc) HVS_WRITE(SCALER_DISPBKGNDX(vc4_state->assigned_channel), SCALER_DISPBKGND_AUTOHS | - SCALER_DISPBKGND_GAMMA | + ((!vc4->hvs->hvs5) ? SCALER_DISPBKGND_GAMMA : 0) | (interlace ? SCALER_DISPBKGND_INTERLACE : 0)); /* Reload the LUT, since the SRAMs would have been disabled if -- git-series 0.9.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel