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From: Nathan Chancellor <nathan@kernel.org>
To: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Cc: linuxarm@huawei.com, mauro.chehab@huawei.com,
	"Gustavo A. R. Silva" <gustavoars@kernel.org>,
	Hans Verkuil <hverkuil-cisco@xs4all.nl>,
	Mauro Carvalho Chehab <mchehab@kernel.org>,
	linux-kernel@vger.kernel.org, linux-media@vger.kernel.org
Subject: Re: [PATCH 05/20] media: drxk: drop operation_mode from set_dvbt()
Date: Fri, 26 Nov 2021 12:02:54 -0700	[thread overview]
Message-ID: <YaEvXpVHRUXv1xtZ@archlinux-ax161> (raw)
In-Reply-To: <1a2a3fa651a90bd1e4d00318d67bfe0488e98df2.1637781097.git.mchehab+huawei@kernel.org>

On Wed, Nov 24, 2021 at 08:13:08PM +0100, Mauro Carvalho Chehab wrote:
> This var is set, but never used. So, drop it.
> 
> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
> ---
> 
> To avoid mailbombing on a large number of people, only mailing lists were C/C on the cover.
> See [PATCH 00/20] at: https://lore.kernel.org/all/cover.1637781097.git.mchehab+huawei@kernel.org/
> 
>  drivers/media/dvb-frontends/drxk_hard.c | 6 ------
>  1 file changed, 6 deletions(-)
> 
> diff --git a/drivers/media/dvb-frontends/drxk_hard.c b/drivers/media/dvb-frontends/drxk_hard.c
> index d7fc2595f15b..afa0ac85313f 100644
> --- a/drivers/media/dvb-frontends/drxk_hard.c
> +++ b/drivers/media/dvb-frontends/drxk_hard.c
> @@ -3720,7 +3720,6 @@ static int set_dvbt(struct drxk_state *state, u16 intermediate_freqk_hz,
>  {
>  	u16 cmd_result = 0;
>  	u16 transmission_params = 0;
> -	u16 operation_mode = 0;
>  	u32 iqm_rc_rate_ofs = 0;
>  	u32 bandwidth = 0;
>  	u16 param1;
> @@ -3760,7 +3759,6 @@ static int set_dvbt(struct drxk_state *state, u16 intermediate_freqk_hz,
>  	switch (state->props.transmission_mode) {
>  	case TRANSMISSION_MODE_AUTO:
>  	default:
> -		operation_mode |= OFDM_SC_RA_RAM_OP_AUTO_MODE__M;
>  		fallthrough;	/* try first guess DRX_FFTMODE_8K */

I think that all these fallthrough annotations in these blocks are
useless now and can be eliminated, as the block contains no code to
fallthrough on.

>  	case TRANSMISSION_MODE_8K:
>  		transmission_params |= OFDM_SC_RA_RAM_OP_PARAM_MODE_8K;
> @@ -3774,7 +3772,6 @@ static int set_dvbt(struct drxk_state *state, u16 intermediate_freqk_hz,
>  	switch (state->props.guard_interval) {
>  	default:
>  	case GUARD_INTERVAL_AUTO:
> -		operation_mode |= OFDM_SC_RA_RAM_OP_AUTO_GUARD__M;
>  		fallthrough;	/* try first guess DRX_GUARD_1DIV4 */
>  	case GUARD_INTERVAL_1_4:
>  		transmission_params |= OFDM_SC_RA_RAM_OP_PARAM_GUARD_4;
> @@ -3795,7 +3792,6 @@ static int set_dvbt(struct drxk_state *state, u16 intermediate_freqk_hz,
>  	case HIERARCHY_AUTO:
>  	case HIERARCHY_NONE:
>  	default:
> -		operation_mode |= OFDM_SC_RA_RAM_OP_AUTO_HIER__M;
>  		/* try first guess SC_RA_RAM_OP_PARAM_HIER_NO */
>  		/* transmission_params |= OFDM_SC_RA_RAM_OP_PARAM_HIER_NO; */
>  		fallthrough;
> @@ -3815,7 +3811,6 @@ static int set_dvbt(struct drxk_state *state, u16 intermediate_freqk_hz,
>  	switch (state->props.modulation) {
>  	case QAM_AUTO:
>  	default:
> -		operation_mode |= OFDM_SC_RA_RAM_OP_AUTO_CONST__M;
>  		fallthrough;	/* try first guess DRX_CONSTELLATION_QAM64 */
>  	case QAM_64:
>  		transmission_params |= OFDM_SC_RA_RAM_OP_PARAM_CONST_QAM64;
> @@ -3858,7 +3853,6 @@ static int set_dvbt(struct drxk_state *state, u16 intermediate_freqk_hz,
>  	switch (state->props.code_rate_HP) {
>  	case FEC_AUTO:
>  	default:
> -		operation_mode |= OFDM_SC_RA_RAM_OP_AUTO_RATE__M;
>  		fallthrough;	/* try first guess DRX_CODERATE_2DIV3 */
>  	case FEC_2_3:
>  		transmission_params |= OFDM_SC_RA_RAM_OP_PARAM_RATE_2_3;
> -- 
> 2.33.1
> 
> 

  reply	other threads:[~2021-11-26 19:35 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-11-24 19:13 [PATCH 00/20] Solve the remaining issues with clang and W=1 on media Mauro Carvalho Chehab
2021-11-24 19:13 ` [PATCH 01/20] media: adv7842: get rid of two unused functions Mauro Carvalho Chehab
2021-11-26 18:54   ` Nathan Chancellor
2021-11-24 19:13 ` [PATCH 02/20] media: saa7134-go7007: get rid of to_state() function Mauro Carvalho Chehab
2021-11-26 18:55   ` Nathan Chancellor
2021-11-24 19:13 ` [PATCH 03/20] media: davinci: get rid of an unused function Mauro Carvalho Chehab
2021-11-26 18:56   ` Nathan Chancellor
2021-11-24 19:13 ` [PATCH 04/20] media: drxd: drop offset var from DownloadMicrocode() Mauro Carvalho Chehab
2021-11-26 18:57   ` Nathan Chancellor
2021-11-24 19:13 ` [PATCH 05/20] media: drxk: drop operation_mode from set_dvbt() Mauro Carvalho Chehab
2021-11-26 19:02   ` Nathan Chancellor [this message]
2021-11-29  8:33     ` [PATCH v2 " Mauro Carvalho Chehab
2021-11-24 19:13 ` [PATCH 06/20] media: m88ds3103: drop reg11 calculus from m88ds3103b_select_mclk() Mauro Carvalho Chehab
2021-11-26 19:40   ` Nathan Chancellor
2021-11-24 19:13 ` [PATCH 07/20] media: si21xx: report eventual errors at set_frontend Mauro Carvalho Chehab
2021-11-26 19:45   ` Nathan Chancellor
2021-11-29  8:40     ` Mauro Carvalho Chehab
2021-11-24 19:13 ` [PATCH 08/20] media: solo6x10: add _maybe_unused to currently unused functions Mauro Carvalho Chehab
2021-11-25 21:18   ` Ismael Luceno
2021-11-26 19:58   ` Nathan Chancellor
2021-11-29  8:44     ` Mauro Carvalho Chehab
2021-11-24 19:13 ` [PATCH 09/20] media: si470x: fix printk warnings with clang Mauro Carvalho Chehab
2021-11-26 20:13   ` Nathan Chancellor
2021-11-24 19:13 ` [PATCH 10/20] media: radio-si476x: drop a container_of() abstraction macro Mauro Carvalho Chehab
2021-11-26 20:14   ` Nathan Chancellor
2021-11-24 19:13 ` [PATCH 11/20] media: lmedm04: don't ignore errors when setting a filter Mauro Carvalho Chehab
2021-11-26 20:16   ` Nathan Chancellor
2021-11-24 19:13 ` [PATCH 12/20] media: au0828-i2c: drop a duplicated function Mauro Carvalho Chehab
2021-11-26 20:22   ` Nathan Chancellor
2021-11-24 19:13 ` [PATCH 13/20] media: adv7604 add _maybe_unused to currently unused functions Mauro Carvalho Chehab
2021-11-24 19:13 ` [PATCH 14/20] media: adv7511: drop " Mauro Carvalho Chehab
2021-11-26 20:27   ` Nathan Chancellor
2021-11-24 19:13 ` [PATCH 15/20] media: imx290: mark read reg function as __maybe_unused Mauro Carvalho Chehab
2021-11-24 19:13 ` [PATCH 16/20] media: davinci: vpbe_osd: " Mauro Carvalho Chehab
2021-11-24 19:13 ` [PATCH 17/20] media: qcom: camss: " Mauro Carvalho Chehab
2021-11-25 10:58   ` Robert Foss
2021-11-24 19:13 ` [PATCH 18/20] media: mtk-mdp: address a clang warning Mauro Carvalho Chehab
2021-11-24 19:21   ` Arnd Bergmann
2021-11-24 19:13 ` [PATCH 19/20] media: cobalt: drop an unused variable Mauro Carvalho Chehab
2021-11-26 20:29   ` Nathan Chancellor
2021-11-24 19:13 ` [PATCH 20/20] media: mxl5005s: drop some dead code Mauro Carvalho Chehab
2021-11-26 20:30   ` Nathan Chancellor
2021-11-24 19:23 ` [PATCH 00/20] Solve the remaining issues with clang and W=1 on media Arnd Bergmann

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