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GIC updates for Linux 4.9-rc2 

- Fix for 32bit accesses that should be 64bit on 64bit machines
 - Fix for a field decoding macro
 - Beautify a warning message
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Merge tag 'gic-fixes-for-4.9-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms into irq/urgent

Pull GIC updates from Marc Zyngier:

 - Fix for 32bit accesses that should be 64bit on 64bit machines
 - Fix for a field decoding macro
 - Beautify a warning message
This commit is contained in:
Thomas Gleixner 2016-10-21 21:40:29 +02:00
parent 3118dac501 fd5bed48b4
commit a442950d4a
3 changed files with 7 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
drivers/irqchip/irq-gic-v3-its.c
View File

@ -1023,7 +1023,7 @@ static void its_free_tables(struct its_node *its)
static int its_alloc_tables(struct its_node *its)
{
u64 typer = readq_relaxed(its->base + GITS_TYPER);
u64 typer = gic_read_typer(its->base + GITS_TYPER);
u32 ids = GITS_TYPER_DEVBITS(typer);
u64 shr = GITS_BASER_InnerShareable;
u64 cache = GITS_BASER_WaWb;
@ -1198,7 +1198,7 @@ static void its_cpu_init_collection(void)
* We now have to bind each collection to its target
* redistributor.
*/
if (readq_relaxed(its->base + GITS_TYPER) & GITS_TYPER_PTA) {
if (gic_read_typer(its->base + GITS_TYPER) & GITS_TYPER_PTA) {
/*
* This ITS wants the physical address of the
* redistributor.
@ -1208,7 +1208,7 @@ static void its_cpu_init_collection(void)
/*
* This ITS wants a linear CPU number.
*/
target = readq_relaxed(gic_data_rdist_rd_base() + GICR_TYPER);
target = gic_read_typer(gic_data_rdist_rd_base() + GICR_TYPER);
target = GICR_TYPER_CPU_NUMBER(target) << 16;
}
@ -1691,7 +1691,7 @@ static int __init its_probe_one(struct resource *res,
INIT_LIST_HEAD(&its->its_device_list);
its->base = its_base;
its->phys_base = res->start;
its->ite_size = ((readl_relaxed(its_base + GITS_TYPER) >> 4) & 0xf) + 1;
its->ite_size = ((gic_read_typer(its_base + GITS_TYPER) >> 4) & 0xf) + 1;
its->numa_node = numa_node;
its->cmd_base = kzalloc(ITS_CMD_QUEUE_SZ, GFP_KERNEL);
@ -1763,7 +1763,7 @@ out_unmap:
static bool gic_rdists_supports_plpis(void)
{
return !!(readl_relaxed(gic_data_rdist_rd_base() + GICR_TYPER) & GICR_TYPER_PLPIS);
return !!(gic_read_typer(gic_data_rdist_rd_base() + GICR_TYPER) & GICR_TYPER_PLPIS);
}
int its_cpu_init(void)

2
drivers/irqchip/irq-gic.c
View File

@ -1279,7 +1279,7 @@ static bool gic_check_eoimode(struct device_node *node, void __iomem **base)
*/
*base += 0xf000;
cpuif_res.start += 0xf000;
pr_warn("GIC: Adjusting CPU interface base to %pa",
pr_warn("GIC: Adjusting CPU interface base to %pa\n",
&cpuif_res.start);
}

2
include/linux/irqchip/arm-gic-v3.h
View File

@ -290,7 +290,7 @@
#define GITS_BASER_TYPE_SHIFT (56)
#define GITS_BASER_TYPE(r) (((r) >> GITS_BASER_TYPE_SHIFT) & 7)
#define GITS_BASER_ENTRY_SIZE_SHIFT (48)
#define GITS_BASER_ENTRY_SIZE(r) ((((r) >> GITS_BASER_ENTRY_SIZE_SHIFT) & 0xff) + 1)
#define GITS_BASER_ENTRY_SIZE(r) ((((r) >> GITS_BASER_ENTRY_SIZE_SHIFT) & 0x1f) + 1)
#define GITS_BASER_SHAREABILITY_SHIFT (10)
#define GITS_BASER_InnerShareable \
GIC_BASER_SHAREABILITY(GITS_BASER, InnerShareable)