* [PATCH 1/2] ath10k: refactor ath10k_pci_dump_memory() in preparation for QCA9984 support @ 2018-03-26 8:58 ` Kalle Valo 0 siblings, 0 replies; 6+ messages in thread From: Kalle Valo @ 2018-03-26 8:58 UTC (permalink / raw) To: ath10k; +Cc: linux-wireless As QCA9984 needs two region types refactor the code to make it easier add the new types. No functional changes. Signed-off-by: Kalle Valo <kvalo@codeaurora.org> --- drivers/net/wireless/ath/ath10k/pci.c | 55 +++++++++++++++++++++++------------ 1 file changed, 36 insertions(+), 19 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c index 808f3d67ba90..977b7dade44e 100644 --- a/drivers/net/wireless/ath/ath10k/pci.c +++ b/drivers/net/wireless/ath/ath10k/pci.c @@ -1584,6 +1584,36 @@ static int ath10k_pci_set_ram_config(struct ath10k *ar, u32 config) return 0; } +/* if an error happened returns < 0, otherwise the length */ +static int ath10k_pci_dump_memory_generic(struct ath10k *ar, + const struct ath10k_mem_region *current_region, + u8 *buf) +{ + int ret; + + if (current_region->section_table.size > 0) + /* Copy each section individually. */ + return ath10k_pci_dump_memory_section(ar, + current_region, + buf, + current_region->len); + + /* No individiual memory sections defined so we can + * copy the entire memory region. + */ + ret = ath10k_pci_diag_read_mem(ar, + current_region->start, + buf, + current_region->len); + if (ret) { + ath10k_warn(ar, "failed to copy ramdump region %s: %d\n", + current_region->name, ret); + return ret; + } + + return current_region->len; +} + static void ath10k_pci_dump_memory(struct ath10k *ar, struct ath10k_fw_crash_data *crash_data) { @@ -1642,27 +1672,14 @@ static void ath10k_pci_dump_memory(struct ath10k *ar, buf += sizeof(*hdr); buf_len -= sizeof(*hdr); - if (current_region->section_table.size > 0) { - /* Copy each section individually. */ - count = ath10k_pci_dump_memory_section(ar, - current_region, - buf, - current_region->len); - } else { - /* No individiual memory sections defined so we can - * copy the entire memory region. - */ - ret = ath10k_pci_diag_read_mem(ar, - current_region->start, - buf, - current_region->len); - if (ret) { - ath10k_warn(ar, "failed to copy ramdump region %s: %d\n", - current_region->name, ret); + switch (current_region->type) { + default: + ret = ath10k_pci_dump_memory_generic(ar, current_region, buf); + if (ret < 0) break; - } - count = current_region->len; + count = ret; + break; } hdr->region_type = cpu_to_le32(current_region->type); -- 2.7.4 _______________________________________________ ath10k mailing list ath10k@lists.infradead.org http://lists.infradead.org/mailman/listinfo/ath10k ^ permalink raw reply related [flat|nested] 6+ messages in thread
* [PATCH 1/2] ath10k: refactor ath10k_pci_dump_memory() in preparation for QCA9984 support @ 2018-03-26 8:58 ` Kalle Valo 0 siblings, 0 replies; 6+ messages in thread From: Kalle Valo @ 2018-03-26 8:58 UTC (permalink / raw) To: ath10k; +Cc: linux-wireless As QCA9984 needs two region types refactor the code to make it easier add the new types. No functional changes. Signed-off-by: Kalle Valo <kvalo@codeaurora.org> --- drivers/net/wireless/ath/ath10k/pci.c | 55 +++++++++++++++++++++++------------ 1 file changed, 36 insertions(+), 19 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c index 808f3d67ba90..977b7dade44e 100644 --- a/drivers/net/wireless/ath/ath10k/pci.c +++ b/drivers/net/wireless/ath/ath10k/pci.c @@ -1584,6 +1584,36 @@ static int ath10k_pci_set_ram_config(struct ath10k *ar, u32 config) return 0; } +/* if an error happened returns < 0, otherwise the length */ +static int ath10k_pci_dump_memory_generic(struct ath10k *ar, + const struct ath10k_mem_region *current_region, + u8 *buf) +{ + int ret; + + if (current_region->section_table.size > 0) + /* Copy each section individually. */ + return ath10k_pci_dump_memory_section(ar, + current_region, + buf, + current_region->len); + + /* No individiual memory sections defined so we can + * copy the entire memory region. + */ + ret = ath10k_pci_diag_read_mem(ar, + current_region->start, + buf, + current_region->len); + if (ret) { + ath10k_warn(ar, "failed to copy ramdump region %s: %d\n", + current_region->name, ret); + return ret; + } + + return current_region->len; +} + static void ath10k_pci_dump_memory(struct ath10k *ar, struct ath10k_fw_crash_data *crash_data) { @@ -1642,27 +1672,14 @@ static void ath10k_pci_dump_memory(struct ath10k *ar, buf += sizeof(*hdr); buf_len -= sizeof(*hdr); - if (current_region->section_table.size > 0) { - /* Copy each section individually. */ - count = ath10k_pci_dump_memory_section(ar, - current_region, - buf, - current_region->len); - } else { - /* No individiual memory sections defined so we can - * copy the entire memory region. - */ - ret = ath10k_pci_diag_read_mem(ar, - current_region->start, - buf, - current_region->len); - if (ret) { - ath10k_warn(ar, "failed to copy ramdump region %s: %d\n", - current_region->name, ret); + switch (current_region->type) { + default: + ret = ath10k_pci_dump_memory_generic(ar, current_region, buf); + if (ret < 0) break; - } - count = current_region->len; + count = ret; + break; } hdr->region_type = cpu_to_le32(current_region->type); -- 2.7.4 ^ permalink raw reply related [flat|nested] 6+ messages in thread
* [PATCH 2/2] ath10k: add memory dump support QCA9984 2018-03-26 8:58 ` Kalle Valo @ 2018-03-26 8:58 ` Kalle Valo -1 siblings, 0 replies; 6+ messages in thread From: Kalle Valo @ 2018-03-26 8:58 UTC (permalink / raw) To: ath10k; +Cc: Anilkumar Kolli, linux-wireless From: Anilkumar Kolli <akolli@codeaurora.org> QCA9984/QCA99X0/QCA4019 chipsets have 8 memory regions, dump all of them to the firmware coredump file. Some of the regions need to be read using ioread() so add new region types for them. Signed-off-by: Anilkumar Kolli <akolli@codeaurora.org> [kvalo: refactoring etc] Signed-off-by: Kalle Valo <kvalo@codeaurora.org> --- drivers/net/wireless/ath/ath10k/coredump.c | 90 ++++++++++++++++++++++++++++++ drivers/net/wireless/ath/ath10k/coredump.h | 2 + drivers/net/wireless/ath/ath10k/pci.c | 43 ++++++++++++++ 3 files changed, 135 insertions(+) diff --git a/drivers/net/wireless/ath/ath10k/coredump.c b/drivers/net/wireless/ath/ath10k/coredump.c index 7173b3743b43..f90cec0ebb1c 100644 --- a/drivers/net/wireless/ath/ath10k/coredump.c +++ b/drivers/net/wireless/ath/ath10k/coredump.c @@ -701,6 +701,89 @@ static const struct ath10k_mem_region qca988x_hw20_mem_regions[] = { }, }; +static const struct ath10k_mem_region qca9984_hw10_mem_regions[] = { + { + .type = ATH10K_MEM_REGION_TYPE_DRAM, + .start = 0x400000, + .len = 0x80000, + .name = "DRAM", + .section_table = { + .sections = NULL, + .size = 0, + }, + }, + { + .type = ATH10K_MEM_REGION_TYPE_REG, + .start = 0x98000, + .len = 0x50000, + .name = "IRAM", + .section_table = { + .sections = NULL, + .size = 0, + }, + }, + { + .type = ATH10K_MEM_REGION_TYPE_IOSRAM, + .start = 0xC0000, + .len = 0x40000, + .name = "SRAM", + .section_table = { + .sections = NULL, + .size = 0, + }, + }, + { + .type = ATH10K_MEM_REGION_TYPE_IOREG, + .start = 0x30000, + .len = 0x7000, + .name = "APB REG 1", + .section_table = { + .sections = NULL, + .size = 0, + }, + }, + { + .type = ATH10K_MEM_REGION_TYPE_IOREG, + .start = 0x3f000, + .len = 0x3000, + .name = "APB REG 2", + .section_table = { + .sections = NULL, + .size = 0, + }, + }, + { + .type = ATH10K_MEM_REGION_TYPE_IOREG, + .start = 0x43000, + .len = 0x3000, + .name = "WIFI REG", + .section_table = { + .sections = NULL, + .size = 0, + }, + }, + { + .type = ATH10K_MEM_REGION_TYPE_IOREG, + .start = 0x4A000, + .len = 0x5000, + .name = "CE REG", + .section_table = { + .sections = NULL, + .size = 0, + }, + }, + { + .type = ATH10K_MEM_REGION_TYPE_IOREG, + .start = 0x80000, + .len = 0x6000, + .name = "SOC REG", + .section_table = { + .sections = NULL, + .size = 0, + }, + }, +}; + static const struct ath10k_hw_mem_layout hw_mem_layouts[] = { { .hw_id = QCA6174_HW_1_0_VERSION, @@ -758,6 +841,13 @@ static const struct ath10k_hw_mem_layout hw_mem_layouts[] = { .size = ARRAY_SIZE(qca988x_hw20_mem_regions), }, }, + { + .hw_id = QCA9984_HW_1_0_DEV_VERSION, + .region_table = { + .regions = qca9984_hw10_mem_regions, + .size = ARRAY_SIZE(qca9984_hw10_mem_regions), + }, + }, }; static u32 ath10k_coredump_get_ramdump_size(struct ath10k *ar) diff --git a/drivers/net/wireless/ath/ath10k/coredump.h b/drivers/net/wireless/ath/ath10k/coredump.h index bfee13038e59..3baaf9d2cbcd 100644 --- a/drivers/net/wireless/ath/ath10k/coredump.h +++ b/drivers/net/wireless/ath/ath10k/coredump.h @@ -124,6 +124,8 @@ enum ath10k_mem_region_type { ATH10K_MEM_REGION_TYPE_AXI = 3, ATH10K_MEM_REGION_TYPE_IRAM1 = 4, ATH10K_MEM_REGION_TYPE_IRAM2 = 5, + ATH10K_MEM_REGION_TYPE_IOSRAM = 6, + ATH10K_MEM_REGION_TYPE_IOREG = 7, }; /* Define a section of the region which should be copied. As not all parts diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c index 977b7dade44e..cc42c96e3c05 100644 --- a/drivers/net/wireless/ath/ath10k/pci.c +++ b/drivers/net/wireless/ath/ath10k/pci.c @@ -57,6 +57,10 @@ MODULE_PARM_DESC(reset_mode, "0: auto, 1: warm only (default: 0)"); */ #define ATH10K_DIAG_TRANSFER_LIMIT 0x5000 +#define QCA99X0_PCIE_BAR0_START_REG 0x81030 +#define QCA99X0_CPU_MEM_ADDR_REG 0x4d00c +#define QCA99X0_CPU_MEM_DATA_REG 0x4d010 + static const struct pci_device_id ath10k_pci_id_table[] = { /* PCI-E QCA988X V2 (Ubiquiti branded) */ { PCI_VDEVICE(UBIQUITI, QCA988X_2_0_DEVICE_ID_UBNT) }, @@ -1585,6 +1589,39 @@ static int ath10k_pci_set_ram_config(struct ath10k *ar, u32 config) } /* if an error happened returns < 0, otherwise the length */ +static int ath10k_pci_dump_memory_sram(struct ath10k *ar, + const struct ath10k_mem_region *region, + u8 *buf) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + u32 base_addr, i; + + base_addr = ioread32(ar_pci->mem + QCA99X0_PCIE_BAR0_START_REG); + base_addr += region->start; + + for (i = 0; i < region->len; i += 4) { + iowrite32(base_addr + i, ar_pci->mem + QCA99X0_CPU_MEM_ADDR_REG); + *(u32 *)(buf + i) = ioread32(ar_pci->mem + QCA99X0_CPU_MEM_DATA_REG); + } + + return region->len; +} + +/* if an error happened returns < 0, otherwise the length */ +static int ath10k_pci_dump_memory_reg(struct ath10k *ar, + const struct ath10k_mem_region *region, + u8 *buf) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + u32 i; + + for (i = 0; i < region->len; i += 4) + *(u32 *)(buf + i) = ioread32(ar_pci->mem + region->start + i); + + return region->len; +} + +/* if an error happened returns < 0, otherwise the length */ static int ath10k_pci_dump_memory_generic(struct ath10k *ar, const struct ath10k_mem_region *current_region, u8 *buf) @@ -1673,6 +1710,12 @@ static void ath10k_pci_dump_memory(struct ath10k *ar, buf_len -= sizeof(*hdr); switch (current_region->type) { + case ATH10K_MEM_REGION_TYPE_IOSRAM: + count = ath10k_pci_dump_memory_sram(ar, current_region, buf); + break; + case ATH10K_MEM_REGION_TYPE_IOREG: + count = ath10k_pci_dump_memory_reg(ar, current_region, buf); + break; default: ret = ath10k_pci_dump_memory_generic(ar, current_region, buf); if (ret < 0) -- 2.7.4 _______________________________________________ ath10k mailing list ath10k@lists.infradead.org http://lists.infradead.org/mailman/listinfo/ath10k ^ permalink raw reply related [flat|nested] 6+ messages in thread
* [PATCH 2/2] ath10k: add memory dump support QCA9984 @ 2018-03-26 8:58 ` Kalle Valo 0 siblings, 0 replies; 6+ messages in thread From: Kalle Valo @ 2018-03-26 8:58 UTC (permalink / raw) To: ath10k; +Cc: linux-wireless, Anilkumar Kolli From: Anilkumar Kolli <akolli@codeaurora.org> QCA9984/QCA99X0/QCA4019 chipsets have 8 memory regions, dump all of them to the firmware coredump file. Some of the regions need to be read using ioread() so add new region types for them. Signed-off-by: Anilkumar Kolli <akolli@codeaurora.org> [kvalo: refactoring etc] Signed-off-by: Kalle Valo <kvalo@codeaurora.org> --- drivers/net/wireless/ath/ath10k/coredump.c | 90 ++++++++++++++++++++++++++++++ drivers/net/wireless/ath/ath10k/coredump.h | 2 + drivers/net/wireless/ath/ath10k/pci.c | 43 ++++++++++++++ 3 files changed, 135 insertions(+) diff --git a/drivers/net/wireless/ath/ath10k/coredump.c b/drivers/net/wireless/ath/ath10k/coredump.c index 7173b3743b43..f90cec0ebb1c 100644 --- a/drivers/net/wireless/ath/ath10k/coredump.c +++ b/drivers/net/wireless/ath/ath10k/coredump.c @@ -701,6 +701,89 @@ static const struct ath10k_mem_region qca988x_hw20_mem_regions[] = { }, }; +static const struct ath10k_mem_region qca9984_hw10_mem_regions[] = { + { + .type = ATH10K_MEM_REGION_TYPE_DRAM, + .start = 0x400000, + .len = 0x80000, + .name = "DRAM", + .section_table = { + .sections = NULL, + .size = 0, + }, + }, + { + .type = ATH10K_MEM_REGION_TYPE_REG, + .start = 0x98000, + .len = 0x50000, + .name = "IRAM", + .section_table = { + .sections = NULL, + .size = 0, + }, + }, + { + .type = ATH10K_MEM_REGION_TYPE_IOSRAM, + .start = 0xC0000, + .len = 0x40000, + .name = "SRAM", + .section_table = { + .sections = NULL, + .size = 0, + }, + }, + { + .type = ATH10K_MEM_REGION_TYPE_IOREG, + .start = 0x30000, + .len = 0x7000, + .name = "APB REG 1", + .section_table = { + .sections = NULL, + .size = 0, + }, + }, + { + .type = ATH10K_MEM_REGION_TYPE_IOREG, + .start = 0x3f000, + .len = 0x3000, + .name = "APB REG 2", + .section_table = { + .sections = NULL, + .size = 0, + }, + }, + { + .type = ATH10K_MEM_REGION_TYPE_IOREG, + .start = 0x43000, + .len = 0x3000, + .name = "WIFI REG", + .section_table = { + .sections = NULL, + .size = 0, + }, + }, + { + .type = ATH10K_MEM_REGION_TYPE_IOREG, + .start = 0x4A000, + .len = 0x5000, + .name = "CE REG", + .section_table = { + .sections = NULL, + .size = 0, + }, + }, + { + .type = ATH10K_MEM_REGION_TYPE_IOREG, + .start = 0x80000, + .len = 0x6000, + .name = "SOC REG", + .section_table = { + .sections = NULL, + .size = 0, + }, + }, +}; + static const struct ath10k_hw_mem_layout hw_mem_layouts[] = { { .hw_id = QCA6174_HW_1_0_VERSION, @@ -758,6 +841,13 @@ static const struct ath10k_hw_mem_layout hw_mem_layouts[] = { .size = ARRAY_SIZE(qca988x_hw20_mem_regions), }, }, + { + .hw_id = QCA9984_HW_1_0_DEV_VERSION, + .region_table = { + .regions = qca9984_hw10_mem_regions, + .size = ARRAY_SIZE(qca9984_hw10_mem_regions), + }, + }, }; static u32 ath10k_coredump_get_ramdump_size(struct ath10k *ar) diff --git a/drivers/net/wireless/ath/ath10k/coredump.h b/drivers/net/wireless/ath/ath10k/coredump.h index bfee13038e59..3baaf9d2cbcd 100644 --- a/drivers/net/wireless/ath/ath10k/coredump.h +++ b/drivers/net/wireless/ath/ath10k/coredump.h @@ -124,6 +124,8 @@ enum ath10k_mem_region_type { ATH10K_MEM_REGION_TYPE_AXI = 3, ATH10K_MEM_REGION_TYPE_IRAM1 = 4, ATH10K_MEM_REGION_TYPE_IRAM2 = 5, + ATH10K_MEM_REGION_TYPE_IOSRAM = 6, + ATH10K_MEM_REGION_TYPE_IOREG = 7, }; /* Define a section of the region which should be copied. As not all parts diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c index 977b7dade44e..cc42c96e3c05 100644 --- a/drivers/net/wireless/ath/ath10k/pci.c +++ b/drivers/net/wireless/ath/ath10k/pci.c @@ -57,6 +57,10 @@ MODULE_PARM_DESC(reset_mode, "0: auto, 1: warm only (default: 0)"); */ #define ATH10K_DIAG_TRANSFER_LIMIT 0x5000 +#define QCA99X0_PCIE_BAR0_START_REG 0x81030 +#define QCA99X0_CPU_MEM_ADDR_REG 0x4d00c +#define QCA99X0_CPU_MEM_DATA_REG 0x4d010 + static const struct pci_device_id ath10k_pci_id_table[] = { /* PCI-E QCA988X V2 (Ubiquiti branded) */ { PCI_VDEVICE(UBIQUITI, QCA988X_2_0_DEVICE_ID_UBNT) }, @@ -1585,6 +1589,39 @@ static int ath10k_pci_set_ram_config(struct ath10k *ar, u32 config) } /* if an error happened returns < 0, otherwise the length */ +static int ath10k_pci_dump_memory_sram(struct ath10k *ar, + const struct ath10k_mem_region *region, + u8 *buf) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + u32 base_addr, i; + + base_addr = ioread32(ar_pci->mem + QCA99X0_PCIE_BAR0_START_REG); + base_addr += region->start; + + for (i = 0; i < region->len; i += 4) { + iowrite32(base_addr + i, ar_pci->mem + QCA99X0_CPU_MEM_ADDR_REG); + *(u32 *)(buf + i) = ioread32(ar_pci->mem + QCA99X0_CPU_MEM_DATA_REG); + } + + return region->len; +} + +/* if an error happened returns < 0, otherwise the length */ +static int ath10k_pci_dump_memory_reg(struct ath10k *ar, + const struct ath10k_mem_region *region, + u8 *buf) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + u32 i; + + for (i = 0; i < region->len; i += 4) + *(u32 *)(buf + i) = ioread32(ar_pci->mem + region->start + i); + + return region->len; +} + +/* if an error happened returns < 0, otherwise the length */ static int ath10k_pci_dump_memory_generic(struct ath10k *ar, const struct ath10k_mem_region *current_region, u8 *buf) @@ -1673,6 +1710,12 @@ static void ath10k_pci_dump_memory(struct ath10k *ar, buf_len -= sizeof(*hdr); switch (current_region->type) { + case ATH10K_MEM_REGION_TYPE_IOSRAM: + count = ath10k_pci_dump_memory_sram(ar, current_region, buf); + break; + case ATH10K_MEM_REGION_TYPE_IOREG: + count = ath10k_pci_dump_memory_reg(ar, current_region, buf); + break; default: ret = ath10k_pci_dump_memory_generic(ar, current_region, buf); if (ret < 0) -- 2.7.4 ^ permalink raw reply related [flat|nested] 6+ messages in thread
* Re: [1/2] ath10k: refactor ath10k_pci_dump_memory() in preparation for QCA9984 support 2018-03-26 8:58 ` Kalle Valo (?) (?) @ 2018-03-29 8:55 ` Kalle Valo -1 siblings, 0 replies; 6+ messages in thread From: Kalle Valo @ 2018-03-29 8:55 UTC (permalink / raw) To: Kalle Valo; +Cc: ath10k, linux-wireless Kalle Valo <kvalo@codeaurora.org> wrote: > As QCA9984 needs two region types refactor the code to make it easier add the > new types. No functional changes. > > Signed-off-by: Kalle Valo <kvalo@codeaurora.org> 2 patches applied to ath-next branch of ath.git, thanks. 10c228843081 ath10k: refactor ath10k_pci_dump_memory() in preparation for QCA9984 support 219cc084c670 ath10k: add memory dump support QCA9984 -- https://patchwork.kernel.org/patch/10307431/ https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches ^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [1/2] ath10k: refactor ath10k_pci_dump_memory() in preparation for QCA9984 support 2018-03-26 8:58 ` Kalle Valo ` (2 preceding siblings ...) (?) @ 2018-03-29 8:55 ` Kalle Valo -1 siblings, 0 replies; 6+ messages in thread From: Kalle Valo @ 2018-03-29 8:55 UTC (permalink / raw) To: Kalle Valo; +Cc: linux-wireless, ath10k Kalle Valo <kvalo@codeaurora.org> wrote: > As QCA9984 needs two region types refactor the code to make it easier add the > new types. No functional changes. > > Signed-off-by: Kalle Valo <kvalo@codeaurora.org> 2 patches applied to ath-next branch of ath.git, thanks. 10c228843081 ath10k: refactor ath10k_pci_dump_memory() in preparation for QCA9984 support 219cc084c670 ath10k: add memory dump support QCA9984 -- https://patchwork.kernel.org/patch/10307431/ https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches _______________________________________________ ath10k mailing list ath10k@lists.infradead.org http://lists.infradead.org/mailman/listinfo/ath10k ^ permalink raw reply [flat|nested] 6+ messages in thread
end of thread, other threads:[~2018-03-29 8:55 UTC | newest] Thread overview: 6+ messages (download: mbox.gz follow: Atom feed -- links below jump to the message on this page -- 2018-03-26 8:58 [PATCH 1/2] ath10k: refactor ath10k_pci_dump_memory() in preparation for QCA9984 support Kalle Valo 2018-03-26 8:58 ` Kalle Valo 2018-03-26 8:58 ` [PATCH 2/2] ath10k: add memory dump support QCA9984 Kalle Valo 2018-03-26 8:58 ` Kalle Valo 2018-03-29 8:55 ` [1/2] ath10k: refactor ath10k_pci_dump_memory() in preparation for QCA9984 support Kalle Valo 2018-03-29 8:55 ` Kalle Valo
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