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RECEIVED_SPAMHAUS_BLOCKED_OPENRESOLVER(0.00)[2a07:de40:b281:106:10:150:64:167:received]; RCPT_COUNT_SEVEN(0.00)[10]; RCVD_VIA_SMTP_AUTH(0.00)[]; DWL_DNSWL_BLOCKED(0.00)[suse.de:dkim]; DBL_BLOCKED_OPENRESOLVER(0.00)[imap1.dmz-prg2.suse.org:rdns,imap1.dmz-prg2.suse.org:helo] X-Rspamd-Action: no action X-Spam-Flag: NO X-Spam-Score: -1.50 X-Rspamd-Queue-Id: 4AB171FF6E Hi, thanks a lot for the bugfix. Am 09.08.24 um 14:33 schrieb Dan Carpenter: > The test for "Link training failed" expect the loop to exit with "i" > set to zero but it exits when "i" is set to -1. Change this from a > post-op to a pre-op so that it exits with "i" set to zero. This > changes the number of iterations from 10 to 9 but probably that's > okay. Yes, that's ok. > > Fixes: 2281475168d2 ("drm/ast: astdp: Perform link training during atomic_enable") > Signed-off-by: Dan Carpenter > --- > drivers/gpu/drm/ast/ast_dp.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/gpu/drm/ast/ast_dp.c b/drivers/gpu/drm/ast/ast_dp.c > index 5d07678b502c..4329ab680f62 100644 > --- a/drivers/gpu/drm/ast/ast_dp.c > +++ b/drivers/gpu/drm/ast/ast_dp.c > @@ -148,7 +148,7 @@ void ast_dp_link_training(struct ast_device *ast) > struct drm_device *dev = &ast->base; > unsigned int i = 10; > > - while (i--) { > + while (--i) { If this loop ever starts with i = 0, it would break again. Can we use while (i) {   --i;    ... } instead? Best regards Thomas > u8 vgacrdc = ast_get_index_reg(ast, AST_IO_VGACRI, 0xdc); > > if (vgacrdc & AST_IO_VGACRDC_LINK_SUCCESS) -- -- Thomas Zimmermann Graphics Driver Developer SUSE Software Solutions Germany GmbH Frankenstrasse 146, 90461 Nuernberg, Germany GF: Ivo Totev, Andrew Myers, Andrew McDonald, Boudien Moerman HRB 36809 (AG Nuernberg)