linux-kernel - [PATCH] arch: mips: mm: page: Remove unused function

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Date:	Thu,  1 Jan 2015 20:18:22 +0100
From:	Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>
To:	Ralf Baechle <ralf@...ux-mips.org>,
	Paul Gortmaker <paul.gortmaker@...driver.com>
Cc:	Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>,
	John Crispin <blogic@...nwrt.org>,
	Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
	linux-mips@...ux-mips.org, linux-kernel@...r.kernel.org
Subject: [PATCH] arch: mips: mm: page:  Remove unused function

Remove the function sb1_dma_init() that is not used anywhere.

This was partially found by using a static code analysis program called cppcheck.

Signed-off-by: Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>
---
 arch/mips/mm/page.c |   15 ---------------
 1 file changed, 15 deletions(-)

diff --git a/arch/mips/mm/page.c b/arch/mips/mm/page.c
index b611102..aa43df2 100644
--- a/arch/mips/mm/page.c
+++ b/arch/mips/mm/page.c
@@ -592,21 +592,6 @@ struct dmadscr {
 	u64 pad_b;
 } ____cacheline_aligned_in_smp page_descr[DM_NUM_CHANNELS];
 
-void sb1_dma_init(void)
-{
-	int i;
-
-	for (i = 0; i < DM_NUM_CHANNELS; i++) {
-		const u64 base_val = CPHYSADDR((unsigned long)&page_descr[i]) |
-				     V_DM_DSCR_BASE_RINGSZ(1);
-		void *base_reg = IOADDR(A_DM_REGISTER(i, R_DM_DSCR_BASE));
-
-		__raw_writeq(base_val, base_reg);
-		__raw_writeq(base_val | M_DM_DSCR_BASE_RESET, base_reg);
-		__raw_writeq(base_val | M_DM_DSCR_BASE_ENABL, base_reg);
-	}
-}
-
 void clear_page(void *page)
 {
 	u64 to_phys = CPHYSADDR((unsigned long)page);
-- 
1.7.10.4

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