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RISC-V updates for v5.5-rc6

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Two fixes for RISC-V:
 
 - Clear FP registers during boot when FP support is present, rather than
   when they aren't present
 
 - Move the header files associated with the SiFive L2 cache controller
   to drivers/soc (where the code was recently moved)
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Merge tag 'riscv/for-v5.5-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux

Pull RISC-V fixes from Paul Walmsley:
 "Two fixes for RISC-V:

   - Clear FP registers during boot when FP support is present, rather
     than when they aren't present

   - Move the header files associated with the SiFive L2 cache
     controller to drivers/soc (where the code was recently moved)"

* tag 'riscv/for-v5.5-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux:
  riscv: Fixup obvious bug for fp-regs reset
  riscv: move sifive_l2_cache.h to include/soc
This commit is contained in:
Linus Torvalds 2020-01-12 16:48:39 -08:00
commit 373adb7313
4 changed files with 6 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
arch/riscv/kernel/head.S
View File

@ -251,7 +251,7 @@ ENTRY(reset_regs)
#ifdef CONFIG_FPU
csrr t0, CSR_MISA
andi t0, t0, (COMPAT_HWCAP_ISA_F | COMPAT_HWCAP_ISA_D)
bnez t0, .Lreset_regs_done
beqz t0, .Lreset_regs_done
li t1, SR_FS
csrs CSR_STATUS, t1

2
drivers/edac/sifive_edac.c
View File

@ -10,7 +10,7 @@
#include <linux/edac.h>
#include <linux/platform_device.h>
#include "edac_module.h"
#include <asm/sifive_l2_cache.h>
#include <soc/sifive/sifive_l2_cache.h>
#define DRVNAME "sifive_edac"

2
drivers/soc/sifive/sifive_l2_cache.c
View File

@ -9,7 +9,7 @@
#include <linux/interrupt.h>
#include <linux/of_irq.h>
#include <linux/of_address.h>
#include <asm/sifive_l2_cache.h>
#include <soc/sifive/sifive_l2_cache.h>
#define SIFIVE_L2_DIRECCFIX_LOW 0x100
#define SIFIVE_L2_DIRECCFIX_HIGH 0x104

6
arch/riscv/include/asm/sifive_l2_cache.h → include/soc/sifive/sifive_l2_cache.h
View File

@ -4,8 +4,8 @@
*
*/
#ifndef _ASM_RISCV_SIFIVE_L2_CACHE_H
#define _ASM_RISCV_SIFIVE_L2_CACHE_H
#ifndef __SOC_SIFIVE_L2_CACHE_H
#define __SOC_SIFIVE_L2_CACHE_H
extern int register_sifive_l2_error_notifier(struct notifier_block *nb);
extern int unregister_sifive_l2_error_notifier(struct notifier_block *nb);
@ -13,4 +13,4 @@ extern int unregister_sifive_l2_error_notifier(struct notifier_block *nb);
#define SIFIVE_L2_ERR_TYPE_CE 0
#define SIFIVE_L2_ERR_TYPE_UE 1
#endif /* _ASM_RISCV_SIFIVE_L2_CACHE_H */
#endif /* __SOC_SIFIVE_L2_CACHE_H */