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[net,v2,3/5] r8152: Add RTL8152_INACCESSIBLE to r8156b_wait_loading_flash()

Message ID 20231128133811.net.v2.3.Ib839d9adc704a04f99743f070d6c8e39dec6a1aa@changeid (mailing list archive)
State Superseded
Delegated to: Netdev Maintainers
Headers show
Series [net,v2,1/5] r8152: Hold the rtnl_lock for all of reset | expand

Checks

Context Check Description
netdev/series_format warning Series does not have a cover letter
netdev/codegen success Generated files up to date
netdev/tree_selection success Clearly marked for net
netdev/fixes_present success Fixes tag present in non-next series
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 1115 this patch: 1115
netdev/cc_maintainers success CCed 8 of 8 maintainers
netdev/build_clang success Errors and warnings before: 1142 this patch: 1142
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/deprecated_api success None detected
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success Fixes tag looks correct
netdev/build_allmodconfig_warn success Errors and warnings before: 1142 this patch: 1142
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 8 lines checked
netdev/build_clang_rust success No Rust files in patch. Skipping build
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Doug Anderson Nov. 28, 2023, 9:38 p.m. UTC
Delay loops in r8152 should break out if RTL8152_INACCESSIBLE is set
so that they don't delay too long if the device becomes
inaccessible. Add the break to the loop in
r8156b_wait_loading_flash().

Fixes: 195aae321c82 ("r8152: support new chips")
Reviewed-by: Grant Grundler <grundler@chromium.org>
Signed-off-by: Douglas Anderson <dianders@chromium.org>
---

Changes in v2:
- Added Fixes tag to RTL8152_INACCESSIBLE patches.
- Split RTL8152_INACCESSIBLE patches by the commit the loop came from.

 drivers/net/usb/r8152.c | 2 ++
 1 file changed, 2 insertions(+)
diff mbox series

Patch

diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index 5a9c5b790508..b7bbebf09d85 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -5521,6 +5521,8 @@  static void r8156b_wait_loading_flash(struct r8152 *tp)
 		int i;
 
 		for (i = 0; i < 100; i++) {
+			if (test_bit(RTL8152_INACCESSIBLE, &tp->flags))
+				return;
 			if (ocp_read_word(tp, MCU_TYPE_USB, USB_GPHY_CTRL) & GPHY_PATCH_DONE)
 				break;
 			usleep_range(1000, 2000);