summaryrefslogtreecommitdiff
path: root/package/kernel/mac80211/patches/309-02-brcmfmac-fix-sdio-sg-table-alloc-crash.patch
diff options
context:
space:
mode:
Diffstat (limited to 'package/kernel/mac80211/patches/309-02-brcmfmac-fix-sdio-sg-table-alloc-crash.patch')
-rw-r--r--package/kernel/mac80211/patches/309-02-brcmfmac-fix-sdio-sg-table-alloc-crash.patch118
1 files changed, 0 insertions, 118 deletions
diff --git a/package/kernel/mac80211/patches/309-02-brcmfmac-fix-sdio-sg-table-alloc-crash.patch b/package/kernel/mac80211/patches/309-02-brcmfmac-fix-sdio-sg-table-alloc-crash.patch
deleted file mode 100644
index 711e019..0000000
--- a/package/kernel/mac80211/patches/309-02-brcmfmac-fix-sdio-sg-table-alloc-crash.patch
+++ /dev/null
@@ -1,118 +0,0 @@
-From: Hante Meuleman <meuleman@broadcom.com>
-Date: Tue, 19 Jan 2016 12:39:24 +0100
-Subject: [PATCH] brcmfmac: fix sdio sg table alloc crash
-
-With commit 7d34b0560567 ("brcmfmac: Move all module parameters to
-one place") a bug was introduced causing a null pointer exception.
-This patch fixes the bug by initializing the sg table till after
-the settings have been initialized.
-
-Fixes: 7d34b0560567 ("brcmfmac: Move all module parameters to one place")
-Reported-by: Marc Zyngier <marc.zyngier@arm.com>
-Tested-by: Marc Zyngier <marc.zyngier@arm.com>
-Reviewed-by: Arend Van Spriel <arend@broadcom.com>
-Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com>
-Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
-Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
-Signed-off-by: Arend van Spriel <arend@broadcom.com>
-Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
----
-
---- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c
-+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c
-@@ -879,11 +879,24 @@ int brcmf_sdiod_abort(struct brcmf_sdio_
- return 0;
- }
-
--static void brcmf_sdiod_sgtable_alloc(struct brcmf_sdio_dev *sdiodev)
-+void brcmf_sdiod_sgtable_alloc(struct brcmf_sdio_dev *sdiodev)
- {
-+ struct sdio_func *func;
-+ struct mmc_host *host;
-+ uint max_blocks;
- uint nents;
- int err;
-
-+ func = sdiodev->func[2];
-+ host = func->card->host;
-+ sdiodev->sg_support = host->max_segs > 1;
-+ max_blocks = min_t(uint, host->max_blk_count, 511u);
-+ sdiodev->max_request_size = min_t(uint, host->max_req_size,
-+ max_blocks * func->cur_blksize);
-+ sdiodev->max_segment_count = min_t(uint, host->max_segs,
-+ SG_MAX_SINGLE_ALLOC);
-+ sdiodev->max_segment_size = host->max_seg_size;
-+
- if (!sdiodev->sg_support)
- return;
-
-@@ -1021,9 +1034,6 @@ static void brcmf_sdiod_host_fixup(struc
-
- static int brcmf_sdiod_probe(struct brcmf_sdio_dev *sdiodev)
- {
-- struct sdio_func *func;
-- struct mmc_host *host;
-- uint max_blocks;
- int ret = 0;
-
- sdiodev->num_funcs = 2;
-@@ -1054,26 +1064,6 @@ static int brcmf_sdiod_probe(struct brcm
- goto out;
- }
-
-- /*
-- * determine host related variables after brcmf_sdiod_probe()
-- * as func->cur_blksize is properly set and F2 init has been
-- * completed successfully.
-- */
-- func = sdiodev->func[2];
-- host = func->card->host;
-- sdiodev->sg_support = host->max_segs > 1;
-- max_blocks = min_t(uint, host->max_blk_count, 511u);
-- sdiodev->max_request_size = min_t(uint, host->max_req_size,
-- max_blocks * func->cur_blksize);
-- sdiodev->max_segment_count = min_t(uint, host->max_segs,
-- SG_MAX_SINGLE_ALLOC);
-- sdiodev->max_segment_size = host->max_seg_size;
--
-- /* allocate scatter-gather table. sg support
-- * will be disabled upon allocation failure.
-- */
-- brcmf_sdiod_sgtable_alloc(sdiodev);
--
- ret = brcmf_sdiod_freezer_attach(sdiodev);
- if (ret)
- goto out;
-@@ -1084,7 +1074,7 @@ static int brcmf_sdiod_probe(struct brcm
- ret = -ENODEV;
- goto out;
- }
-- brcmf_sdiod_host_fixup(host);
-+ brcmf_sdiod_host_fixup(sdiodev->func[2]->card->host);
- out:
- if (ret)
- brcmf_sdiod_remove(sdiodev);
---- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
-+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
-@@ -4114,6 +4114,11 @@ struct brcmf_sdio *brcmf_sdio_probe(stru
- goto fail;
- }
-
-+ /* allocate scatter-gather table. sg support
-+ * will be disabled upon allocation failure.
-+ */
-+ brcmf_sdiod_sgtable_alloc(bus->sdiodev);
-+
- /* Query the F2 block size, set roundup accordingly */
- bus->blocksize = bus->sdiodev->func[2]->cur_blksize;
- bus->roundup = min(max_roundup, bus->blocksize);
---- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h
-+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h
-@@ -342,6 +342,7 @@ int brcmf_sdiod_ramrw(struct brcmf_sdio_
-
- /* Issue an abort to the specified function */
- int brcmf_sdiod_abort(struct brcmf_sdio_dev *sdiodev, uint fn);
-+void brcmf_sdiod_sgtable_alloc(struct brcmf_sdio_dev *sdiodev);
- void brcmf_sdiod_change_state(struct brcmf_sdio_dev *sdiodev,
- enum brcmf_sdiod_state state);
- #ifdef CONFIG_PM_SLEEP