From patchwork Tue Nov 27 06:53:33 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [1/1] ARM: tegra: replace long if statement group Date: Mon, 26 Nov 2012 20:53:33 -0000 From: Sivaram Nair X-Patchwork-Id: 202103 Message-Id: <1353999213-4889-1-git-send-email-sivaramn@nvidia.com> To: , , Cc: , , Sivaram Nair The long list of if statements are replaced with corresponding switch cases. Signed-off-by: Sivaram Nair --- arch/arm/mach-tegra/tegra30_clocks.c | 18 ++++++++++-------- 1 file changed, 10 insertions(+), 8 deletions(-) diff --git a/arch/arm/mach-tegra/tegra30_clocks.c b/arch/arm/mach-tegra/tegra30_clocks.c index d714777..753addd 100644 --- a/arch/arm/mach-tegra/tegra30_clocks.c +++ b/arch/arm/mach-tegra/tegra30_clocks.c @@ -444,21 +444,23 @@ static unsigned long clk_measure_input_freq(void) clk_writel(OSC_FREQ_DET_TRIG | 1, OSC_FREQ_DET); do {} while (clk_readl(OSC_FREQ_DET_STATUS) & OSC_FREQ_DET_BUSY); clock_autodetect = clk_readl(OSC_FREQ_DET_STATUS); - if (clock_autodetect >= 732 - 3 && clock_autodetect <= 732 + 3) { + + switch (clock_autodetect) { + case (732 - 3)...(732 + 3): return 12000000; - } else if (clock_autodetect >= 794 - 3 && clock_autodetect <= 794 + 3) { + case (794 - 3)...(794 + 3): return 13000000; - } else if (clock_autodetect >= 1172 - 3 && clock_autodetect <= 1172 + 3) { + case (1172 - 3)...(1172 + 3): return 19200000; - } else if (clock_autodetect >= 1587 - 3 && clock_autodetect <= 1587 + 3) { + case (1587 - 3)...(1587 + 3): return 26000000; - } else if (clock_autodetect >= 1025 - 3 && clock_autodetect <= 1025 + 3) { + case (1025 - 3)...(1025 + 3): return 16800000; - } else if (clock_autodetect >= 2344 - 3 && clock_autodetect <= 2344 + 3) { + case (2344 - 3)...(2344 + 3): return 38400000; - } else if (clock_autodetect >= 2928 - 3 && clock_autodetect <= 2928 + 3) { + case (2928 - 3)...(2928 + 3): return 48000000; - } else { + default: pr_err("%s: Unexpected clock autodetect value %d", __func__, clock_autodetect); BUG();