I believe all the rstaurants (both TS and CS) give the discounts inside the parks. The site says: 10% saving at select Universal Orlando restaurants (excluding carts and alcoholic beverages).
As far as City Walk and the resorts I copied this direct from the AP page. This is for the preferred pass:
Restaurants
Bob Marley, A Tribute to FreedomSM - 10% savings on food and beverages (excluding alcohol)
Bubba Gump Shrimp Co. ™ Restaurant & Market - 10% savings on food and beverages (excluding alcohol) and 10% savings on merchandise
Hard Rock Café® - 10% food & beverages (excludes alcohol) and 10% savings on retail sales at the Rock Shop.
Jimmy Buffett's ® Margaritaville® - 10% savings on merchandise, food & beverages
Latin Quarter™ - 10% savings on food & beverages (excludes alcohol).
NASCAR Sports GrilleSM - 10% savings on food & beverages (excluding alcohol)
NBA City - 10% savings on food and beverages (excluding alcohol); one free interactive game card per Passholder; one $3.00 off merchandise voucher (per party); Priority seating is included (excluding holidays &special events)
PastamoréSM - 10% savings on food & beverages (excludes alcohol), plus kids (ages 3-9) eat free for dinner (with the purchase of an adult entrée limit 1 for up to $6.95)
Pat O'Briens® - 10% savings on food & beverages (excludes alcohol
Red Coconut ClubSM- 10% savings on food & beverages (excludes alcohol)
the grooveSM - 2 for 1 domestic bottled beers
Above benefits cannot be combined with any other discounts, offers or promotions. Some venues require 21 or older for admission. Valid photo ID required. Subject to availability. Restrictions apply. Benefits subject to change without notice.
Additional Discounts
On-Site Hotels at UNIVERSAL ORLANDO®
Loews Portofino Bay Hotel, Hard Rock Hotel®, Loews Royal Pacific Resort:
Save up to 30% off room rates 1at each on-site hotel. For reservations/availability call 1-866-PASS-4-FUN or visit
www.universalorlando.com
10% discount2 at Mandara Spa® at Portofino Bay Hotel (products not included), call 407-503-1224 for appointments.
Save 10% at the following restaurants3: Trattoria del Porto® at Portofino Bay Hotel, The Kitchen at Hard Rock Hotel, Islands Dining Room and Wantilan Luau at Royal Pacific Resort. Call 407-503-DINE to receive discount.