- use devm_clk_get_enabled() helper

- prototype fixes
 - cleanup unused stuff
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Merge tag 'mips_6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/mips/linux

Pull MIPS updates from Thomas Bogendoerfer:

 - use devm_clk_get_enabled() helper

 - prototype fixes

 - cleanup unused stuff

* tag 'mips_6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/mips/linux:
  mips: Remove posix_types.h include from sigcontext.h
  bus: bt1-apb: change to use devm_clk_get_enabled() helper
  bus: bt1-axi: change to use devm_clk_get_enabled() helper
  MIPS: dec: prom: Remove unused unregister_prom_console() declaration
  MIPS: Remove unused mips_display/_scroll_message() declarations
  MIPS: Remove unused declarations in asm/cmp.h
  MIPS: MT: Remove unused function mips_mt_regdump()
  mips/jazz: remove unused jazz_handle_int() declaration
  MIPS: Remove unused function dump_au1000_dma_channel() in dma.c
  MIPS: ralink: Fix missing `get_c0_perfcount_int` prototype
  MIPS: ralink: Fix missing `plat_time_init` prototype
This commit is contained in:
Linus Torvalds 2024-09-16 06:53:14 +02:00
commit 8617d7d629
13 changed files with 6 additions and 161 deletions

View File

@ -131,29 +131,6 @@ static const struct dma_dev dma_dev_table_bank2[DMA_NUM_DEV_BANK2] = {
{ AU1100_SD1_PHYS_ADDR + 0x04, DMA_DS | DMA_DW8 | DMA_DR } /* coherent */
};
void dump_au1000_dma_channel(unsigned int dmanr)
{
struct dma_chan *chan;
if (dmanr >= NUM_AU1000_DMA_CHANNELS)
return;
chan = &au1000_dma_table[dmanr];
printk(KERN_INFO "Au1000 DMA%d Register Dump:\n", dmanr);
printk(KERN_INFO " mode = 0x%08x\n",
__raw_readl(chan->io + DMA_MODE_SET));
printk(KERN_INFO " addr = 0x%08x\n",
__raw_readl(chan->io + DMA_PERIPHERAL_ADDR));
printk(KERN_INFO " start0 = 0x%08x\n",
__raw_readl(chan->io + DMA_BUFFER0_START));
printk(KERN_INFO " start1 = 0x%08x\n",
__raw_readl(chan->io + DMA_BUFFER1_START));
printk(KERN_INFO " count0 = 0x%08x\n",
__raw_readl(chan->io + DMA_BUFFER0_COUNT));
printk(KERN_INFO " count1 = 0x%08x\n",
__raw_readl(chan->io + DMA_BUFFER1_COUNT));
}
/*
* Finds a free channel, and binds the requested device to it.
* Returns the allocated channel number, or negative on error.

View File

@ -7,12 +7,4 @@
*/
struct task_struct;
extern void cmp_smp_setup(void);
extern void cmp_smp_finish(void);
extern void cmp_boot_secondary(int cpu, struct task_struct *t);
extern void cmp_init_secondary(void);
extern void cmp_prepare_cpus(unsigned int max_cpus);
/* This is platform specific */
extern void cmp_send_ipi(int cpu, unsigned int action);
#endif /* _ASM_CMP_H */

View File

@ -160,6 +160,5 @@ extern void prom_identify_arch(u32);
extern void prom_init_cmdline(s32, s32 *, u32);
extern void register_prom_console(void);
extern void unregister_prom_console(void);
#endif /* _ASM_DEC_PROM_H */

View File

@ -124,7 +124,6 @@ extern int request_au1000_dma(int dev_id,
extern void free_au1000_dma(unsigned int dmanr);
extern int au1000_dma_read_proc(char *buf, char **start, off_t fpos,
int length, int *eof, void *data);
extern void dump_au1000_dma_channel(unsigned int dmanr);
extern spinlock_t au1000_dma_spin_lock;
static inline struct dma_chan *get_dma_chan(unsigned int dmanr)

View File

@ -73,7 +73,4 @@ extern void mips_pcibios_init(void);
#define mips_pcibios_init() do { } while (0)
#endif
extern void mips_scroll_message(void);
extern void mips_display_message(const char *str);
#endif /* __ASM_MIPS_BOARDS_GENERIC_H */

View File

@ -17,8 +17,6 @@ extern int vpelimit;
extern cpumask_t mt_fpu_cpumask;
extern unsigned long mt_fpemul_threshold;
extern void mips_mt_regdump(unsigned long previous_mvpcontrol_value);
#ifdef CONFIG_MIPS_MT
extern void mips_mt_set_cpuoptions(void);
#else

View File

@ -56,7 +56,6 @@ struct sigcontext {
#if _MIPS_SIM == _MIPS_SIM_ABI64 || _MIPS_SIM == _MIPS_SIM_NABI32
#include <linux/posix_types.h>
/*
* Keep this struct definition in sync with the sigcontext fragment
* in arch/mips/kernel/asm-offsets.c

View File

@ -23,8 +23,6 @@
#include <asm/reboot.h>
#include <asm/tlbmisc.h>
extern asmlinkage void jazz_handle_int(void);
extern void jazz_machine_restart(char *command);
static struct resource jazz_io_resources[] = {

View File

@ -43,83 +43,6 @@ static int __init maxtcs(char *str)
__setup("maxtcs=", maxtcs);
/*
* Dump new MIPS MT state for the core. Does not leave TCs halted.
* Takes an argument which taken to be a pre-call MVPControl value.
*/
void mips_mt_regdump(unsigned long mvpctl)
{
unsigned long flags;
unsigned long vpflags;
unsigned long mvpconf0;
int nvpe;
int ntc;
int i;
int tc;
unsigned long haltval;
unsigned long tcstatval;
local_irq_save(flags);
vpflags = dvpe();
printk("=== MIPS MT State Dump ===\n");
printk("-- Global State --\n");
printk(" MVPControl Passed: %08lx\n", mvpctl);
printk(" MVPControl Read: %08lx\n", vpflags);
printk(" MVPConf0 : %08lx\n", (mvpconf0 = read_c0_mvpconf0()));
nvpe = ((mvpconf0 & MVPCONF0_PVPE) >> MVPCONF0_PVPE_SHIFT) + 1;
ntc = ((mvpconf0 & MVPCONF0_PTC) >> MVPCONF0_PTC_SHIFT) + 1;
printk("-- per-VPE State --\n");
for (i = 0; i < nvpe; i++) {
for (tc = 0; tc < ntc; tc++) {
settc(tc);
if ((read_tc_c0_tcbind() & TCBIND_CURVPE) == i) {
printk(" VPE %d\n", i);
printk(" VPEControl : %08lx\n",
read_vpe_c0_vpecontrol());
printk(" VPEConf0 : %08lx\n",
read_vpe_c0_vpeconf0());
printk(" VPE%d.Status : %08lx\n",
i, read_vpe_c0_status());
printk(" VPE%d.EPC : %08lx %pS\n",
i, read_vpe_c0_epc(),
(void *) read_vpe_c0_epc());
printk(" VPE%d.Cause : %08lx\n",
i, read_vpe_c0_cause());
printk(" VPE%d.Config7 : %08lx\n",
i, read_vpe_c0_config7());
break; /* Next VPE */
}
}
}
printk("-- per-TC State --\n");
for (tc = 0; tc < ntc; tc++) {
settc(tc);
if (read_tc_c0_tcbind() == read_c0_tcbind()) {
/* Are we dumping ourself? */
haltval = 0; /* Then we're not halted, and mustn't be */
tcstatval = flags; /* And pre-dump TCStatus is flags */
printk(" TC %d (current TC with VPE EPC above)\n", tc);
} else {
haltval = read_tc_c0_tchalt();
write_tc_c0_tchalt(1);
tcstatval = read_tc_c0_tcstatus();
printk(" TC %d\n", tc);
}
printk(" TCStatus : %08lx\n", tcstatval);
printk(" TCBind : %08lx\n", read_tc_c0_tcbind());
printk(" TCRestart : %08lx %pS\n",
read_tc_c0_tcrestart(), (void *) read_tc_c0_tcrestart());
printk(" TCHalt : %08lx\n", haltval);
printk(" TCContext : %08lx\n", read_tc_c0_tccontext());
if (!haltval)
write_tc_c0_tchalt(0);
}
printk("===========================\n");
evpe(vpflags);
local_irq_restore(flags);
}
static int mt_opt_rpsctl = -1;
static int mt_opt_nblsu = -1;
static int mt_opt_forceconfig7;

View File

@ -10,6 +10,7 @@
#include <linux/of.h>
#include <linux/irqchip.h>
#include <asm/mips-cps.h>
#include <asm/time.h>
int get_c0_perfcount_int(void)
{

View File

@ -11,6 +11,8 @@
#include <linux/of_clk.h>
#include <linux/clocksource.h>
#include <asm/time.h>
#include "common.h"
void __init plat_time_init(void)

View File

@ -185,34 +185,13 @@ static int bt1_apb_request_rst(struct bt1_apb *apb)
return ret;
}
static void bt1_apb_disable_clk(void *data)
{
struct bt1_apb *apb = data;
clk_disable_unprepare(apb->pclk);
}
static int bt1_apb_request_clk(struct bt1_apb *apb)
{
int ret;
apb->pclk = devm_clk_get(apb->dev, "pclk");
apb->pclk = devm_clk_get_enabled(apb->dev, "pclk");
if (IS_ERR(apb->pclk))
return dev_err_probe(apb->dev, PTR_ERR(apb->pclk),
"Couldn't get APB clock descriptor\n");
ret = clk_prepare_enable(apb->pclk);
if (ret) {
dev_err(apb->dev, "Couldn't enable the APB clock\n");
return ret;
}
ret = devm_add_action_or_reset(apb->dev, bt1_apb_disable_clk, apb);
if (ret) {
dev_err(apb->dev, "Can't add APB EHB clocks disable action\n");
return ret;
}
apb->rate = clk_get_rate(apb->pclk);
if (!apb->rate) {
dev_err(apb->dev, "Invalid clock rate\n");

View File

@ -146,33 +146,14 @@ static int bt1_axi_request_rst(struct bt1_axi *axi)
return ret;
}
static void bt1_axi_disable_clk(void *data)
{
struct bt1_axi *axi = data;
clk_disable_unprepare(axi->aclk);
}
static int bt1_axi_request_clk(struct bt1_axi *axi)
{
int ret;
axi->aclk = devm_clk_get(axi->dev, "aclk");
axi->aclk = devm_clk_get_enabled(axi->dev, "aclk");
if (IS_ERR(axi->aclk))
return dev_err_probe(axi->dev, PTR_ERR(axi->aclk),
"Couldn't get AXI Interconnect clock\n");
ret = clk_prepare_enable(axi->aclk);
if (ret) {
dev_err(axi->dev, "Couldn't enable the AXI clock\n");
return ret;
}
ret = devm_add_action_or_reset(axi->dev, bt1_axi_disable_clk, axi);
if (ret)
dev_err(axi->dev, "Can't add AXI clock disable action\n");
return ret;
return 0;
}
static int bt1_axi_request_irq(struct bt1_axi *axi)