From patchwork Wed Jan 17 15:10:15 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Detlev Casanova X-Patchwork-Id: 13521882 Received: from madrid.collaboradmins.com (madrid.collaboradmins.com [46.235.227.194]) (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 B90512231D; Wed, 17 Jan 2024 15:12:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=46.235.227.194 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705504334; cv=none; b=OjjyTAJWz8Q4O3D/RJOSpzzUa6WJdjG4+8omG6df8zFgDetIgRqswlPlJTEwlGYXvH0iloxCj5xraXikrV7M0wmkNellvArGpRL8G60TsH6h3EXdY7Xp1Lw+U1iTYW8SV0OqF/OsXU5kFHEUcbRJBQ+Q/FCahRAxjP290NTEyRo= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705504334; c=relaxed/simple; bh=KJL7fJjmSJOdFxPriDXpzXsW8jCVL1vlFWIgAEf+FPk=; h=DKIM-Signature:Received:From:To:Cc:Subject:Date:Message-ID: X-Mailer:In-Reply-To:References:MIME-Version: Content-Transfer-Encoding; b=sVw9deqnXzVS2XYH/UU2uoeQOVRvNf3lwa91/B6Bd22tMlP495vYWJZZ3Ux6y2GZBD6Yhbw8qij4bxki/NYdGNlcpdPoS+xTOpCQ75CZDB5duLC3SdsTeFPjFpQ0horhXH0e3CNcr06H7nDyIpYK2WVFqUJEytaRvbAUvXBUr0w= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=collabora.com; spf=pass smtp.mailfrom=collabora.com; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b=FEOWh83q; arc=none smtp.client-ip=46.235.227.194 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=collabora.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=collabora.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="FEOWh83q" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1705504331; bh=KJL7fJjmSJOdFxPriDXpzXsW8jCVL1vlFWIgAEf+FPk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=FEOWh83qwtH/f/B0y1VcRZYp3s6j9NQSxFxqsXtJB5AsVUu8Gy/50VLAnhzSrVKLV OOdRYGUklUIVMEWoWzBjehlq0B6RWxnYJjfaRrCdCXjMdAktn/XfbKYlnwSJDYrOQr M4s87hozrkTxh5hxc8a5eZBrMuZoN0XN+i0TnWlrTfnB8icvHZTHmkqamgtlw+/Sr8 q9oG22AuVaFvIrMdPyhfrOdPyW+ya3Xu7zSTlNJszmTcTaKRtGfALZrGs+rZAx9Duk bsoMaTQ7fQPwC2Q4+m7kipRfYMiK+3cqdf+EgkolWH0PKiNPxuGelvTSzDSFF6ouoU JfXcb/GmzRIzA== Received: from arisu.hitronhub.home (cola.collaboradmins.com [195.201.22.229]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: detlev) by madrid.collaboradmins.com (Postfix) with ESMTPSA id DDFE03782033; Wed, 17 Jan 2024 15:12:09 +0000 (UTC) From: Detlev Casanova To: linux-kernel@vger.kernel.org Cc: linux-media@vger.kernel.org, Daniel Almeida , Mauro Carvalho Chehab , Hans Verkuil , Detlev Casanova Subject: [PATCH v5 1/4] media: visl,vidtv: Set parameters permissions to 0444 Date: Wed, 17 Jan 2024 10:10:15 -0500 Message-ID: <20240117151202.405426-2-detlev.casanova@collabora.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240117151202.405426-1-detlev.casanova@collabora.com> References: <20240117151202.405426-1-detlev.casanova@collabora.com> Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 This avoids confusion with default values and lets userspace programs get the modules parameters values at run time. This can be useful when setting up a test suite. Reviewed-by: Daniel Almeida Signed-off-by: Detlev Casanova --- .../media/test-drivers/vidtv/vidtv_bridge.c | 26 +++++++++---------- drivers/media/test-drivers/visl/visl-core.c | 10 +++---- 2 files changed, 18 insertions(+), 18 deletions(-) diff --git a/drivers/media/test-drivers/vidtv/vidtv_bridge.c b/drivers/media/test-drivers/vidtv/vidtv_bridge.c index 8b04e12af286..613949df897d 100644 --- a/drivers/media/test-drivers/vidtv/vidtv_bridge.c +++ b/drivers/media/test-drivers/vidtv/vidtv_bridge.c @@ -45,28 +45,28 @@ #define LNB_HIGH_FREQ 10600000 /* transition frequency */ static unsigned int drop_tslock_prob_on_low_snr; -module_param(drop_tslock_prob_on_low_snr, uint, 0); +module_param(drop_tslock_prob_on_low_snr, uint, 0444); MODULE_PARM_DESC(drop_tslock_prob_on_low_snr, "Probability of losing the TS lock if the signal quality is bad"); static unsigned int recover_tslock_prob_on_good_snr; -module_param(recover_tslock_prob_on_good_snr, uint, 0); +module_param(recover_tslock_prob_on_good_snr, uint, 0444); MODULE_PARM_DESC(recover_tslock_prob_on_good_snr, "Probability recovering the TS lock when the signal improves"); static unsigned int mock_power_up_delay_msec; -module_param(mock_power_up_delay_msec, uint, 0); +module_param(mock_power_up_delay_msec, uint, 0444); MODULE_PARM_DESC(mock_power_up_delay_msec, "Simulate a power up delay"); static unsigned int mock_tune_delay_msec; -module_param(mock_tune_delay_msec, uint, 0); +module_param(mock_tune_delay_msec, uint, 0444); MODULE_PARM_DESC(mock_tune_delay_msec, "Simulate a tune delay"); static unsigned int vidtv_valid_dvb_t_freqs[NUM_VALID_TUNER_FREQS] = { 474000000 }; -module_param_array(vidtv_valid_dvb_t_freqs, uint, NULL, 0); +module_param_array(vidtv_valid_dvb_t_freqs, uint, NULL, 0444); MODULE_PARM_DESC(vidtv_valid_dvb_t_freqs, "Valid DVB-T frequencies to simulate, in Hz"); @@ -74,19 +74,19 @@ static unsigned int vidtv_valid_dvb_c_freqs[NUM_VALID_TUNER_FREQS] = { 474000000 }; -module_param_array(vidtv_valid_dvb_c_freqs, uint, NULL, 0); +module_param_array(vidtv_valid_dvb_c_freqs, uint, NULL, 0444); MODULE_PARM_DESC(vidtv_valid_dvb_c_freqs, "Valid DVB-C frequencies to simulate, in Hz"); static unsigned int vidtv_valid_dvb_s_freqs[NUM_VALID_TUNER_FREQS] = { 11362000 }; -module_param_array(vidtv_valid_dvb_s_freqs, uint, NULL, 0); +module_param_array(vidtv_valid_dvb_s_freqs, uint, NULL, 0444); MODULE_PARM_DESC(vidtv_valid_dvb_s_freqs, "Valid DVB-S/S2 frequencies to simulate at Ku-Band, in kHz"); static unsigned int max_frequency_shift_hz; -module_param(max_frequency_shift_hz, uint, 0); +module_param(max_frequency_shift_hz, uint, 0444); MODULE_PARM_DESC(max_frequency_shift_hz, "Maximum shift in HZ allowed when tuning in a channel"); @@ -96,24 +96,24 @@ DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nums); * Influences the signal acquisition time. See ISO/IEC 13818-1 : 2000. p. 113. */ static unsigned int si_period_msec = 40; -module_param(si_period_msec, uint, 0); +module_param(si_period_msec, uint, 0444); MODULE_PARM_DESC(si_period_msec, "How often to send SI packets. Default: 40ms"); static unsigned int pcr_period_msec = 40; -module_param(pcr_period_msec, uint, 0); +module_param(pcr_period_msec, uint, 0444); MODULE_PARM_DESC(pcr_period_msec, "How often to send PCR packets. Default: 40ms"); static unsigned int mux_rate_kbytes_sec = 4096; -module_param(mux_rate_kbytes_sec, uint, 0); +module_param(mux_rate_kbytes_sec, uint, 0444); MODULE_PARM_DESC(mux_rate_kbytes_sec, "Mux rate: will pad stream if below"); static unsigned int pcr_pid = 0x200; -module_param(pcr_pid, uint, 0); +module_param(pcr_pid, uint, 0444); MODULE_PARM_DESC(pcr_pid, "PCR PID for all channels: defaults to 0x200"); static unsigned int mux_buf_sz_pkts; -module_param(mux_buf_sz_pkts, uint, 0); +module_param(mux_buf_sz_pkts, uint, 0444); MODULE_PARM_DESC(mux_buf_sz_pkts, "Size for the internal mux buffer in multiples of 188 bytes"); diff --git a/drivers/media/test-drivers/visl/visl-core.c b/drivers/media/test-drivers/visl/visl-core.c index 68dac896277b..12e93a7798d1 100644 --- a/drivers/media/test-drivers/visl/visl-core.c +++ b/drivers/media/test-drivers/visl/visl-core.c @@ -64,27 +64,27 @@ MODULE_PARM_DESC(visl_transtime_ms, " simulated process time in milliseconds."); * particular number of frames */ int visl_dprintk_frame_start = -1; -module_param(visl_dprintk_frame_start, int, 0); +module_param(visl_dprintk_frame_start, int, 0444); MODULE_PARM_DESC(visl_dprintk_frame_start, " a frame number to start tracing with dprintk"); unsigned int visl_dprintk_nframes; -module_param(visl_dprintk_nframes, uint, 0); +module_param(visl_dprintk_nframes, uint, 0444); MODULE_PARM_DESC(visl_dprintk_nframes, " the number of frames to trace with dprintk"); bool keep_bitstream_buffers; -module_param(keep_bitstream_buffers, bool, false); +module_param(keep_bitstream_buffers, bool, 0444); MODULE_PARM_DESC(keep_bitstream_buffers, " keep bitstream buffers in debugfs after streaming is stopped"); int bitstream_trace_frame_start = -1; -module_param(bitstream_trace_frame_start, int, 0); +module_param(bitstream_trace_frame_start, int, 0444); MODULE_PARM_DESC(bitstream_trace_frame_start, " a frame number to start dumping the bitstream through debugfs"); unsigned int bitstream_trace_nframes; -module_param(bitstream_trace_nframes, uint, 0); +module_param(bitstream_trace_nframes, uint, 0444); MODULE_PARM_DESC(bitstream_trace_nframes, " the number of frames to dump the bitstream through debugfs");