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See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Merge plat_enable_iocoherency into plat_setup_iocoherency to simplify the code a bit. Signed-off-by: Christoph Hellwig --- arch/mips/mti-malta/malta-setup.c | 17 ++++++----------- 1 file changed, 6 insertions(+), 11 deletions(-) diff --git a/arch/mips/mti-malta/malta-setup.c b/arch/mips/mti-malta/malta-setup.c index e1fb8b5349447e..f3fec5a5a07c76 100644 --- a/arch/mips/mti-malta/malta-setup.c +++ b/arch/mips/mti-malta/malta-setup.c @@ -90,7 +90,7 @@ static void __init fd_activate(void) } #endif -static int __init plat_enable_iocoherency(void) +static void __init plat_setup_iocoherency(void) { int supported = 0; u32 cfg; @@ -118,19 +118,13 @@ static int __init plat_enable_iocoherency(void) /* Nothing special needs to be done to enable coherency */ pr_info("CMP IOCU detected\n"); cfg = __raw_readl((u32 *)CKSEG1ADDR(ROCIT_CONFIG_GEN0)); - if (!(cfg & ROCIT_CONFIG_GEN0_PCI_IOCU)) { + if (cfg & ROCIT_CONFIG_GEN0_PCI_IOCU) + supported = 1; + else pr_crit("IOCU OPERATION DISABLED BY SWITCH - DEFAULTING TO SW IO COHERENCY\n"); - return 0; - } - supported = 1; } - hw_coherentio = supported; - return supported; -} -static void __init plat_setup_iocoherency(void) -{ - if (plat_enable_iocoherency()) { + if (supported) if (coherentio == IO_COHERENCE_DISABLED) pr_info("Hardware DMA cache coherency disabled\n"); else @@ -141,6 +135,7 @@ static void __init plat_setup_iocoherency(void) else pr_info("Software DMA cache coherency enabled\n"); } + hw_coherentio = supported; } static void __init pci_clock_check(void) -- 2.29.2