** Shares of PC maker HP Inc HPQ.N rise 2.4% to $28 in early trading
** HSBC upgrades stock to "buy" from "hold", raises PT to $30 from $28.1
** Brokerage says co's PC unit sales look better than it previously expected, citing data from research firms IDC and Omidia
** With Microsoft ending support for Windows 10 by October 14, HSBC expects a surge in new device purchases
** HSBC says co's shift away from China imports has lowered tariff risks; adds printer sales outlook "less bad than feared"
** Co will report its quarterly results next month
** Avg rating of 18 analysts is "hold"; median PT is $28.1, according to data compiled by LSEG
** including session moves, stock down 14% YTD