SAN FRANCISCO, CA - JUNE 18: Andrew Cashner #34 of the San Diego Padres covers his mouth as he walks off the field after being taken out of the game in the seven inning against the San Francisco Giants at AT&T Park on June 18, 2013 in San Francisco, California. (Photo by Ezra Shaw/Getty Images)

SAN FRANCISCO, CA - JUNE 18: Nick Hundley #4 of the San Diego Padres talks to Andrew Cashner #34 of the San Diego Padres after Cashner gave up a run in the seven inning against the San Francisco Giants at AT&T Park on June 18, 2013 in San Francisco, California. (Photo by Ezra Shaw/Getty Images)

San Diego Padres' Andrew Cashner, right, speaks with catcher Nick Hundley in the fourth inning of a baseball game against the San Francisco Giants Tuesday, June 18, 2013, in San Francisco. (AP Photo/Ben Margot)

San Francisco Giants' Joaquin Arias connects for an RBI ground out off San Diego Padres' Andrew Cashner in the fourth inning of a baseball game Tuesday, June 18, 2013, in San Francisco. (AP Photo/Ben Margot)

SAN FRANCISCO, CA - JUNE 18: Nick Hundley #4 of the San Diego Padres is congratulated by Andrew Cashner #34 of the San Diego Padres after he hit a home run in the sixth inning of their game against the San Francisco Giants at AT&T Park on June 18, 2013 in San Francisco, California. (Photo by Ezra Shaw/Getty Images)

San Diego Padres' Andrew Cashner works against the San Francisco Giants in the first inning of a baseball game Tuesday, June 18, 2013, in San Francisco. (AP Photo/Ben Margot)

San Diego Padres' Andrew Cashner works against the San Francisco Giants in the first inning of a baseball game Tuesday, June 18, 2013, in San Francisco. (AP Photo/Ben Margot)

SAN FRANCISCO, CA - JUNE 18: Andrew Cashner #34 of the San Diego Padres pitches against the San Francisco Giants at AT&T Park on June 18, 2013 in San Francisco, California. (Photo by Ezra Shaw/Getty Images)

SAN FRANCISCO, CA - JUNE 18: Andrew Cashner #34 of the San Diego Padres pitches against the San Francisco Giants at AT&T Park on June 18, 2013 in San Francisco, California. (Photo by Ezra Shaw/Getty Images)

San Diego Padres' Andrew Cashner hits an RBI bunt against the San Francisco Giants' in the 13th inning of a baseball game Monday, June 17, 2013, in San Francisco. (AP Photo/Ben Margot)

San Diego Padres' Andrew Cashner hits an RBI bunt against the San Francisco Giants' in the 13th inning of a baseball game Monday, June 17, 2013, in San Francisco. (AP Photo/Ben Margot)

San Diego Padres' Andrew Cashner hits an RBI bunt against the San Francisco Giants' in the 13th inning of a baseball game Monday, June 17, 2013, in San Francisco. (AP Photo/Ben Margot)

SAN FRANCISCO, CA - JUNE 17: Alexi Amarista #5 of the San Diego Padres reacts after he scored the go-ahead run in the 13th inning of their game against the San Francisco Giants on a bunt hit by Andrew Cashner #34 at AT&T Park on June 17, 2013 in San Francisco, California. (Photo by Ezra Shaw/Getty Images)

SAN FRANCISCO, CA - JUNE 17: Alexi Amarista #5 of the San Diego Padres runs past Guillermo Quiroz #12 of the San Francisco Giants to score the go-ahead run in the 13th inning on a bunt hit by Andrew Cashner #34 at AT&T Park on June 17, 2013 in San Francisco, California. (Photo by Ezra Shaw/Getty Images)

SAN FRANCISCO, CA - JUNE 17: Andrew Cashner #34 of the San Diego Padres hits a RBI bunt that scored Alexi Amarista #5 of the San Diego Padres in the 13th inning of their game against the San Francisco Giants at AT&T Park on June 17, 2013 in San Francisco, California. (Photo by Ezra Shaw/Getty Images)

SAN DIEGO, CA - JUNE 14: Eric Stults #53 (R) of the San Diego Padres talks with teammate Andrew Cashner #34 at the end of the seventh inning of a baseball game against the San Diego Padres at Petco Park on June 14, 2013 in San Diego, California. (Photo by Denis Poroy/Getty Images)

San Diego Padres starting pitcher Andrew Cashner releases a pitch against the Atlanta Braves in the first inning of a baseball game in San Diego, Tuesday, June 11, 2013. (AP Photo/Lenny Ignelzi)

San Diego Padres starting pitcher Andrew Cashner releases a pitch against the Atlanta Braves in the first inning of a baseball game in San Diego, Tuesday, June 11, 2013. (AP Photo/Lenny Ignelzi)

SAN DIEGO, CA - JUNE 11: Andrew Cashner #34 of the San Diego Padres pitches during the first inning of a baseball game against the Atlanta Braves at Petco Park on June 11, 2013 in San Diego, California. (Photo by Denis Poroy/Getty Images)

San Diego Padres starting pitcher Andrew Cashner throws in the first inning of a baseball game against the Colorado Rockies, Thursday, June 6, 2013, in Denver. (AP Photo/Chris Schneider)

DENVER, CO - JUNE 6: DJ LeMahieu #9 of the Colorado Rockies tags out Andrew Cashner #34 of the San Diego Padres at second base after trying to stretch a single into a double in the fourth inning of a game at Coors Field on June 6, 2013 in Denver, Colorado. (Photo by Dustin Bradford/Getty Images)

DENVER, CO - JUNE 6: DJ LeMahieu #9 of the Colorado Rockies tags out Andrew Cashner #34 of the San Diego Padres at second base after trying to stretch a single into a double in the fourth inning of a game at Coors Field on June 6, 2013 in Denver, Colorado. (Photo by Dustin Bradford/Getty Images)

San Diego Padres starting pitcher Andrew Cashner throws in the first inning of a baseball game against the Colorado Rockies, Thursday, June 6, 2013, in Denver. (AP Photo/Chris Schneider)

DENVER, CO - JUNE 6: Andrew Cashner #34 of the San Diego Padres pitches in the first inning of a game against the Colorado Rockies at Coors Field on June 6, 2013 in Denver, Colorado. (Photo by Dustin Bradford/Getty Images)

DENVER, CO - JUNE 6: Andrew Cashner #34 of the San Diego Padres pitches in the first inning of a game against the Colorado Rockies at Coors Field on June 6, 2013 in Denver, Colorado. (Photo by Dustin Bradford/Getty Images)

San Diego Padres pitcher Andrew Cashner throws to the Seattle Mariners in the first inning of a baseball game in San Diego, Thursday, May 30, 2013. (AP Photo/Lenny Ignelzi)

San Diego Padres pitcher Andrew Cashner throws against the Seattle Mariners in the first inning of a baseball game in San Diego, Thursday, May 30, 2013. (AP Photo/Lenny Ignelzi)

SAN DIEGO, CA - MAY 30: Andrew Cashner #34 of the San Diego Padres pitches during the first inning of a baseball game against the Seattle Mariners at Petco Park on May 30, 2013 in San Diego, California. (Photo by Denis Poroy/Getty Images)

San Diego Padres pitcher Andrew Cashner delivers against the Arizona Diamondbacks during the first inning of a baseball game on Saturday, May 25, 2013, in Phoenix. (AP Photo/Matt York)

San Diego Padres' Chris Denorfia, right, high-fives teammate Andrew Cashner after both scored on a double by teammate Everth Cabrera during the fourth inning of a baseball game against the Arizona Diamondbacks, Saturday, May 25, 2013, in Phoenix. (AP Photo/Matt York)