From: Greg KH <greg@kroah.com>
To: Matej Dujava <mdujava@kocurkovo.cz>
Cc: Sudip Mukherjee <sudipm.mukherjee@gmail.com>,
Teddy Wang <teddy.wang@siliconmotion.com>,
devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 4/9] staging: sm750fb: removing unnecessary binary operations
Date: Mon, 15 May 2017 12:21:38 +0200 [thread overview]
Message-ID: <20170515102138.GB31131@kroah.com> (raw)
In-Reply-To: <1494715362-5545-5-git-send-email-mdujava@kocurkovo.cz>
On Sun, May 14, 2017 at 12:42:37AM +0200, Matej Dujava wrote:
> This patch remove unnecessary operation (eg. ``X | (0x0 << Y)`` to ``X``).
>
> Signed-off-by: Matej Dujava <mdujava@kocurkovo.cz>
> ---
> drivers/staging/sm750fb/ddk750_display.h | 32 ++++++++++++++++----------------
> 1 file changed, 16 insertions(+), 16 deletions(-)
>
> diff --git a/drivers/staging/sm750fb/ddk750_display.h b/drivers/staging/sm750fb/ddk750_display.h
> index cef7f46..f9e1614 100644
> --- a/drivers/staging/sm750fb/ddk750_display.h
> +++ b/drivers/staging/sm750fb/ddk750_display.h
> @@ -9,8 +9,8 @@
> #define PNL_2_OFFSET 0
> #define PNL_2_MASK (3 << PNL_2_OFFSET)
> #define PNL_2_USAGE (PNL_2_MASK << 16)
> -#define PNL_2_PRI ((0 << PNL_2_OFFSET) | PNL_2_USAGE)
> -#define PNL_2_SEC ((2 << PNL_2_OFFSET) | PNL_2_USAGE)
> +#define PNL_2_PRI (PNL_2_USAGE)
> +#define PNL_2_SEC (PNL_2_USAGE | (2 << PNL_2_OFFSET))
But the original makes more sense to read, don't you think so?
thanks,
greg k-h
next prev parent reply other threads:[~2017-05-15 10:21 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-05-13 22:42 [PATCH 0/9] staging: sm750fb: cleaning code Matej Dujava
2017-05-13 22:42 ` [PATCH 1/9] staging: sm750fb: fix length of lines Matej Dujava
2017-05-15 8:32 ` Dan Carpenter
2017-05-13 22:42 ` [PATCH 2/9] staging: sm750fb: unifying macro definitions Matej Dujava
2017-05-13 22:42 ` [PATCH 3/9] staging: sm750fb: reordering of " Matej Dujava
2017-05-15 10:20 ` Greg KH
2017-05-13 22:42 ` [PATCH 4/9] staging: sm750fb: removing unnecessary binary operations Matej Dujava
2017-05-15 10:21 ` Greg KH [this message]
2017-05-13 22:42 ` [PATCH 5/9] staging: sm750fb: Remove typedef from "typedef enum _logical_chip_type_t" Matej Dujava
2017-05-13 22:42 ` [PATCH 6/9] staging: sm750fb: Remove typedef from "typedef enum _clock_type_t" Matej Dujava
2017-05-13 22:42 ` [PATCH 7/9] staging: sm750fb: Remove typedef from "typedef enum _disp_output_t" Matej Dujava
2017-05-13 22:42 ` [PATCH 8/9] staging: sm750fb: Remove typedef from "typedef enum _DPMS_t" Matej Dujava
2017-05-13 22:42 ` [PATCH 9/9] staging: sm750fb: Remove typedef from "typedef enum _sii164_hot_plug_mode_t" Matej Dujava
2017-05-15 10:22 ` [PATCH 0/9] staging: sm750fb: cleaning code Greg KH
2017-05-15 21:54 ` [PATCH v2 0/7] " Matej Dujava
2017-05-16 9:20 ` [PATCH v3 " Matej Dujava
2017-05-16 11:34 ` Greg KH
2017-05-16 9:20 ` [PATCH v3 1/7] staging: sm750fb: fix length of lines, function calls and declaration Matej Dujava
2017-05-16 9:20 ` [PATCH v3 2/7] staging: sm750fb: unifying macro usage and definitions Matej Dujava
2017-05-18 13:56 ` Greg KH
2017-06-13 7:40 ` Matej Dujava
2017-05-16 9:20 ` [PATCH v3 3/7] staging: sm750fb: Remove typedef from "typedef enum _logical_chip_type_t" Matej Dujava
2017-05-16 9:20 ` [PATCH v3 4/7] staging: sm750fb: Remove typedef from "typedef enum _clock_type_t" Matej Dujava
2017-05-16 9:20 ` [PATCH v3 5/7] staging: sm750fb: Remove typedef from "typedef enum _disp_output_t" Matej Dujava
2017-05-16 9:20 ` [PATCH v3 6/7] staging: sm750fb: Remove typedef from "typedef enum _DPMS_t" Matej Dujava
2017-05-16 9:20 ` [PATCH v3 7/7] staging: sm750fb: Remove typedef from "typedef enum _sii164_hot_plug_mode_t" Matej Dujava
2017-05-15 21:54 ` [PATCH v2 1/7] staging: sm750fb: fix length of lines, function calls and declaration Matej Dujava
2017-05-15 21:54 ` [PATCH v2 2/7] staging: sm750fb: unifying macro usage and definitions Matej Dujava
2017-05-15 21:54 ` [PATCH v2 3/7] staging: sm750fb: Remove typedef from "typedef enum _logical_chip_type_t" Matej Dujava
2017-05-15 21:54 ` [PATCH v2 4/7] staging: sm750fb: Remove typedef from "typedef enum _clock_type_t" Matej Dujava
2017-05-15 21:54 ` [PATCH v2 5/7] staging: sm750fb: Remove typedef from "typedef enum _disp_output_t" Matej Dujava
2017-05-15 21:54 ` [PATCH v2 6/7] staging: sm750fb: Remove typedef from "typedef enum _DPMS_t" Matej Dujava
2017-05-15 21:54 ` [PATCH v2 7/7] staging: sm750fb: Remove typedef from "typedef enum _sii164_hot_plug_mode_t" Matej Dujava
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