Commit fd35f03d authored by Jie Lei's avatar Jie Lei Committed by Weibo Zhao
Browse files

hns3 udma: kernel support non share jfr mode in UM mode 

driver inclusion
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I93S0P


CVE: NA

--------------------------------------------------------

This patch kernel support non share jfr mode in UM mode.
Rq mode can improve the message rate.

Fixes: 85edae91 ("hns3 udma: add support of UM JFR")
Signed-off-by: default avatarQi Xu <xuqi54@hisilicon.com>
Signed-off-by: default avatarJie Lei <leijie31@huawei.com>
Signed-off-by: default avatarWeibo Zhao <zhaoweibo3@huawei.com>
parent 07336c70

drivers/ub/hw/hns3/hns3_udma_common.h

+1 −0
Original line number Diff line number Diff line
@@ -29,6 +29,7 @@ 
#define UDMA_HW_PAGE_SHIFT			12

#define UDMA_PAGE_SIZE				(1 << UDMA_HW_PAGE_SHIFT)

#define UDMA_HW_PAGE_ALIGN(x)		ALIGN(x, 1 << UDMA_HW_PAGE_SHIFT)

#define UDMA_PAGE_ALIGN(x)		ALIGN(x, 1 << PAGE_SHIFT)



static inline uint64_t umem_cal_npages(uint64_t va, uint64_t len)

{

drivers/ub/hw/hns3/hns3_udma_device.h

+17 −0
Original line number Diff line number Diff line
@@ -809,6 +809,16 @@ struct udma_port { 
	struct udma_scc_param	*scc_param;

};



struct udma_num_qp {

	struct attribute attr;

	ssize_t (*show)(struct kobject *kobj,

			struct udma_num_qp *attr,

			char *buf);

	ssize_t (*store)(struct kobject *kobj,

			struct udma_num_qp *attr,

			const char *buf, size_t count);

};



struct udma_dev {

	struct ubcore_device		ub_dev;

	struct pci_dev			*pci_dev;
@@ -863,6 +873,7 @@ struct udma_dev { 
	struct udma_dev_debugfs		*dbgfs;

	uint64_t			notify_addr;

	struct udma_bank		bank[UDMA_QP_BANK_NUM];

	struct udma_num_qp		num_qp;

};



struct udma_seg {
@@ -926,6 +937,12 @@ static inline uint32_t to_udma_hem_entries_size(uint32_t count, 
	return UDMA_HW_PAGE_ALIGN(count << buf_shift);

}



static inline uint32_t to_hem_entries_size_by_page(uint32_t count,

						uint32_t buf_shift)

{

	return UDMA_PAGE_ALIGN(count << buf_shift);

}



static inline uint32_t to_udma_hw_page_shift(uint32_t page_shift)

{

	return page_shift - UDMA_HW_PAGE_SHIFT;

drivers/ub/hw/hns3/hns3_udma_dfx.h

+1 −1
Original line number Diff line number Diff line
@@ -33,7 +33,7 @@ static struct udma_dfx_sys_attr g_sysfs_udma_##file_name##_attr = {\ 


#define HW_ATTRS_LIST_MEMBER(file_name) (&g_sysfs_udma_##file_name##_attr.attr)

#define UDMA_DFX_FUNC_MAX	37

#define MAX_CHAR_NUM_DEV_NAME	12

#define MAX_CHAR_NUM_DEV_NAME	64

#define UDMA_DFX_STR_LEN_MAX	20



struct udma_dfx_info;

drivers/ub/hw/hns3/hns3_udma_hem.c

+3 −2
Original line number Diff line number Diff line
@@ -1831,7 +1831,7 @@ static int mtr_map_bufs(struct udma_dev *udma_dev, struct udma_mtr *mtr, 
		npage = udma_get_kmem_bufs(udma_dev, pages, page_count,

					   mtr->kmem, page_shift);

	if (npage != page_count) {

		dev_err(dev, "failed to get mtr page %d != %d.\n", npage,

		dev_err(dev, "failed to get mtr page: get pages %d != need pages %d.\n", npage,

			page_count);

		ret = -ENOBUFS;

		goto err_alloc_list;
@@ -1939,7 +1939,8 @@ int udma_mtr_create(struct udma_dev *udma_dev, struct udma_mtr *mtr, 
	/* Write buffer's dma address to MTT */

	ret = mtr_map_bufs(udma_dev, mtr, buf_page_cnt, buf_page_shift);

	if (ret)

		dev_err(dev, "failed to map mtr bufs, ret = %d.\n", ret);

		dev_err(dev, "failed to map mtr bufs, ret = %d. buf_page_cnt %d, buf_page_shift %d.\n",

			ret, buf_page_cnt, buf_page_shift);

	else

		return 0;

drivers/ub/hw/hns3/hns3_udma_hw.c

+13 −4
Original line number Diff line number Diff line
@@ -1792,15 +1792,23 @@ static int __udma_init_instance(struct hnae3_handle *handle) 
	if (ret) {

		dev_err(udma_dev->dev,

			"UDMA congest control init failed(%d)!\n", ret);

		if (dfx_switch)

		goto error_failed_scc_init;

		goto error_failed_dfx_init;

	}



	ret = udma_register_num_qp_sysfs(udma_dev);

	if (ret) {

		dev_err(udma_dev->dev,

			"UDMA num_qp sysfs init failed(%d)!\n", ret);

		goto error_failed_num_qp_init;

	}



	udma_init_bank(udma_dev);

	return 0;



error_failed_num_qp_init:

	udma_unregister_cc_sysfs(udma_dev);

error_failed_scc_init:

	if (dfx_switch)

		udma_dfx_uninit(udma_dev);

error_failed_dfx_init:

	udma_hnae_client_exit(udma_dev);
@@ -1820,6 +1828,7 @@ static void __udma_uninit_instance(struct hnae3_handle *handle, 
	if (!udma_dev)

		return;



	udma_unregister_num_qp_sysfs(udma_dev);

	udma_unregister_cc_sysfs(udma_dev);

	if (dfx_switch)

		udma_dfx_uninit(handle->priv);