diff options
Diffstat (limited to 'drivers/devfreq')
-rw-r--r-- | drivers/devfreq/event/rockchip-dfi.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/devfreq/event/rockchip-dfi.c b/drivers/devfreq/event/rockchip-dfi.c index 31303f753e48..8ab97aba6334 100644 --- a/drivers/devfreq/event/rockchip-dfi.c +++ b/drivers/devfreq/event/rockchip-dfi.c @@ -113,6 +113,7 @@ struct rockchip_dfi { int active_events; int burst_len; int buswidth[DMC_MAX_CHANNELS]; + int ddrmon_stride; }; static int rockchip_dfi_enable(struct rockchip_dfi *dfi) @@ -190,13 +191,13 @@ static void rockchip_dfi_read_counters(struct rockchip_dfi *dfi, struct dmc_coun if (!(dfi->channel_mask & BIT(i))) continue; res->c[i].read_access = readl_relaxed(dfi_regs + - DDRMON_CH0_RD_NUM + i * 20); + DDRMON_CH0_RD_NUM + i * dfi->ddrmon_stride); res->c[i].write_access = readl_relaxed(dfi_regs + - DDRMON_CH0_WR_NUM + i * 20); + DDRMON_CH0_WR_NUM + i * dfi->ddrmon_stride); res->c[i].access = readl_relaxed(dfi_regs + - DDRMON_CH0_DFI_ACCESS_NUM + i * 20); + DDRMON_CH0_DFI_ACCESS_NUM + i * dfi->ddrmon_stride); res->c[i].clock_cycles = readl_relaxed(dfi_regs + - DDRMON_CH0_COUNT_NUM + i * 20); + DDRMON_CH0_COUNT_NUM + i * dfi->ddrmon_stride); } } @@ -664,6 +665,8 @@ static int rk3399_dfi_init(struct rockchip_dfi *dfi) dfi->buswidth[0] = FIELD_GET(RK3399_PMUGRF_OS_REG2_BW_CH0, val) == 0 ? 4 : 2; dfi->buswidth[1] = FIELD_GET(RK3399_PMUGRF_OS_REG2_BW_CH1, val) == 0 ? 4 : 2; + dfi->ddrmon_stride = 0x14; + return 0; }; @@ -690,6 +693,8 @@ static int rk3568_dfi_init(struct rockchip_dfi *dfi) dfi->buswidth[0] = FIELD_GET(RK3568_PMUGRF_OS_REG2_BW_CH0, reg2) == 0 ? 4 : 2; + dfi->ddrmon_stride = 0x0; /* not relevant, we only have a single channel on this SoC */ + return 0; }; |