From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9F5B2333447 for ; Sat, 28 Feb 2026 17:53:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772301215; cv=none; b=ZSRLkvbAeAWm5hArveMFUMjshqumHDWpKIChn5+W8xOj0HXMd3mId2uLJKcNenH13nrJtwu/+/df/I/Vfx/BzJHnVb4yhlXrfyg+Tv9y6zXSsuT1h4tmnJIQVJrxs8uCS6cebXz0gh/4RCm0PUJDGkESomnNbq9z/LQWpYgia6w= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772301215; c=relaxed/simple; bh=XbMFJorPElyGQ/hSArPLI1I62rQipWOFxlM56R1D4PA=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=N+c8BxTGbNmF4Ke3LcBMF/wpqVgI5TTkHTrs6JsjygVtIKgAgz1Ng4+XHEUaBNWes2u6P+0oWcsPwIMyLlNc1FAzgfC20UXuwN6L79nf6w8eO/GScGrZ+pMkHQU/h5DzZ01UJTXGebAsP1TDUGQqcxn+E3BrafceETqINebpqqw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=suiITwGx; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="suiITwGx" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C407EC19424; Sat, 28 Feb 2026 17:53:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1772301215; bh=XbMFJorPElyGQ/hSArPLI1I62rQipWOFxlM56R1D4PA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=suiITwGxSUEIMeC6nep+9gELJL4loNfw3dnG4vymILvp82Wg9Wod+x+x6ak+EypnK 66t6UeZAZTCXz9Dp5LaYLXHm25JQKsfdct+zdh7uGZDVQ8OWbrUsk5+sA56W04jNwc h5BdgTm8gocYO/TqKWWc/AZQ/r+j4VIUA+SmzCaMhls9ysnyhITUcfYVAabvt71/X8 w3HWi3v8mVPuD776iTEgyKSYuAzIupH+ivEfjg4OiCapSuIFcqG3azRP5JVmFvTR4r GIaU0ejONP9gWETdjcvjC3vfo8efiOEQm7cjodmI6qZuJAqy6YNhcg8gtq7F35zE8M SN0aMFT38gBLA== From: Sasha Levin To: patches@lists.linux.dev Cc: Alex Hung , Aurabindo Pillai , Ray Wu , Daniel Wheeler , Alex Deucher , Sasha Levin Subject: [PATCH 6.18 391/752] drm/amd/display: Remove conditional for shaper 3DLUT power-on Date: Sat, 28 Feb 2026 12:41:42 -0500 Message-ID: <20260228174750.1542406-391-sashal@kernel.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260228174750.1542406-1-sashal@kernel.org> References: <20260228174750.1542406-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit From: Alex Hung [ Upstream commit 1b38a87b8f8020e8ef4563e7752a64182b5a39b9 ] [Why] Shaper programming has high chance to fail on first time after power-on or reboot. This can be verified by running IGT's kms_colorop. [How] Always power on the shaper and 3DLUT before programming by removing the debug flag of low power mode. Reviewed-by: Aurabindo Pillai Signed-off-by: Alex Hung Signed-off-by: Ray Wu Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/display/dc/mpc/dcn32/dcn32_mpc.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/display/dc/mpc/dcn32/dcn32_mpc.c b/drivers/gpu/drm/amd/display/dc/mpc/dcn32/dcn32_mpc.c index 6f0e017a8ae29..a9d2aa0b5390f 100644 --- a/drivers/gpu/drm/amd/display/dc/mpc/dcn32/dcn32_mpc.c +++ b/drivers/gpu/drm/amd/display/dc/mpc/dcn32/dcn32_mpc.c @@ -724,8 +724,7 @@ bool mpc32_program_shaper( return false; } - if (mpc->ctx->dc->debug.enable_mem_low_power.bits.mpc) - mpc32_power_on_shaper_3dlut(mpc, mpcc_id, true); + mpc32_power_on_shaper_3dlut(mpc, mpcc_id, true); current_mode = mpc32_get_shaper_current(mpc, mpcc_id); -- 2.51.0