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spf=pass smtp.mailfrom=driverdev-devel-bounces@linuxdriverproject.org smtp.helo=fraxinus.osuosl.org; x-aligned-from=fail; x-google-dkim=fail (message has been altered, 2048-bit rsa key) header.d=1e100.net header.i=@1e100.net header.b=MhSrwrN+; x-ptr=fail x-ptr-helo=fraxinus.osuosl.org x-ptr-lookup=smtp4.osuosl.org; x-return-mx=pass smtp.domain=linuxdriverproject.org smtp.result=pass smtp_is_org_domain=yes header.domain=gmail.com header.result=pass header_is_org_domain=yes; x-tls=pass version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128; x-vs=clean score=0 state=0 X-ME-VSCategory: clean X-Remote-Delivered-To: driverdev-devel@osuosl.org X-Google-Smtp-Source: AG47ELsh7zuGx27C3udE+/TR9i5fIi209TSNSjM2zMEd+IbNAM2nt7Go0Z3mil2QIgdeJYcjabxe9w== From: Pratik Jain To: arnaud.patard@rtp-net.org Subject: [PATCH] Staging: xgifb: XGI_main_26.c: Refactored the function Date: Tue, 20 Mar 2018 19:32:32 +0530 Message-Id: <20180320140232.26096-1-pratik.jain0509@gmail.com> X-Mailer: git-send-email 2.16.2 In-Reply-To: <20180320120344.fyhw4iry4xrtxjpu@mwanda> References: <20180320120344.fyhw4iry4xrtxjpu@mwanda> X-BeenThere: driverdev-devel@linuxdriverproject.org X-Mailman-Version: 2.1.24 List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devel@driverdev.osuosl.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, Pratik Jain MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: driverdev-devel-bounces@linuxdriverproject.org Sender: "devel" X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: Refactored the function `XGIfb_search_refresh_rate` by removing a level of `if...else` block nesting. Removed unnecessary parantheses. Signed-off-by: Pratik Jain --- drivers/staging/xgifb/XGI_main_26.c | 59 +++++++++++++++++++------------------ 1 file changed, 30 insertions(+), 29 deletions(-) diff --git a/drivers/staging/xgifb/XGI_main_26.c b/drivers/staging/xgifb/XGI_main_26.c index 10107de0119a..aee969aab681 100644 --- a/drivers/staging/xgifb/XGI_main_26.c +++ b/drivers/staging/xgifb/XGI_main_26.c @@ -544,41 +544,42 @@ static u8 XGIfb_search_refresh_rate(struct xgifb_video_info *xgifb_info, yres = XGIbios_mode[xgifb_info->mode_idx].yres; xgifb_info->rate_idx = 0; - while ((XGIfb_vrate[i].idx != 0) && (XGIfb_vrate[i].xres <= xres)) { - if ((XGIfb_vrate[i].xres == xres) && - (XGIfb_vrate[i].yres == yres)) { - if (XGIfb_vrate[i].refresh == rate) { + + while (XGIfb_vrate[i].idx != 0 && XGIfb_vrate[i].xres <= xres) { + /* Skip values with xres or yres less than specified */ + if ((XGIfb_vrate[i].yres != yres) || + (XGIfb_vrate[i].xres < xres)) { + i++; + continue; + } + if (XGIfb_vrate[i].refresh == rate) { + xgifb_info->rate_idx = XGIfb_vrate[i].idx; + break; + } else if (XGIfb_vrate[i].refresh > rate) { + if (XGIfb_vrate[i].refresh - rate <= 3) { + pr_debug("Adjusting rate from %d up to %d\n", + rate, XGIfb_vrate[i].refresh); xgifb_info->rate_idx = XGIfb_vrate[i].idx; - break; - } else if (XGIfb_vrate[i].refresh > rate) { - if ((XGIfb_vrate[i].refresh - rate) <= 3) { - pr_debug("Adjusting rate from %d up to %d\n", - rate, XGIfb_vrate[i].refresh); - xgifb_info->rate_idx = - XGIfb_vrate[i].idx; - xgifb_info->refresh_rate = - XGIfb_vrate[i].refresh; - } else if (((rate - XGIfb_vrate[i - 1].refresh) - <= 2) && (XGIfb_vrate[i].idx - != 1)) { - pr_debug("Adjusting rate from %d down to %d\n", - rate, - XGIfb_vrate[i - 1].refresh); - xgifb_info->rate_idx = - XGIfb_vrate[i - 1].idx; - xgifb_info->refresh_rate = - XGIfb_vrate[i - 1].refresh; - } - break; - } else if ((rate - XGIfb_vrate[i].refresh) <= 2) { + xgifb_info->refresh_rate = + XGIfb_vrate[i].refresh; + } else if ((i > 0) && + (rate - XGIfb_vrate[i - 1].refresh <= 2)) { pr_debug("Adjusting rate from %d down to %d\n", - rate, XGIfb_vrate[i].refresh); - xgifb_info->rate_idx = XGIfb_vrate[i].idx; - break; + rate, XGIfb_vrate[i - 1].refresh); + xgifb_info->rate_idx = XGIfb_vrate[i - 1].idx; + xgifb_info->refresh_rate = + XGIfb_vrate[i - 1].refresh; } + break; + } else if (rate - XGIfb_vrate[i].refresh <= 2) { + pr_debug("Adjusting rate from %d down to %d\n", + rate, XGIfb_vrate[i].refresh); + xgifb_info->rate_idx = XGIfb_vrate[i].idx; + break; } i++; } + if (xgifb_info->rate_idx > 0) return xgifb_info->rate_idx; pr_info("Unsupported rate %d for %dx%d\n", -- 2.16.2 _______________________________________________ devel mailing list devel@linuxdriverproject.org http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel