[PATCH v3 2/2] PCI/DPC: Use _OSC to determine DPC support

ttempt to change behavior that assumes if OSPM has negotiated AER by _OSC, OSPM will also want DPC control. [1] https://members.pcisig.com/wg/PCI-SIG/document/12888 Signed-off-by: Jon Derrick --- drivers/pci/pcie/dpc.c | 3 --- drivers/pci/pcie/portdrv_core.c | 3 ++- 2 files changed, 2 inser

[PATCH v3 1/2] PCI/AER: Use _OSC to determine Firmware First before HEST

ed for AER services. This patch ensures the PCI layers first uses the _OSC negotiated state by checking the Host Bridge's Native AER flag prior to HEST parsing. Signed-off-by: Jon Derrick --- drivers/pci/pcie/aer.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/pci/pcie/aer.

[PATCH v3 0/2] PCI/ERR: Allow Native AER/DPC using _OSC

last effort as we detangle Firmware First. [1] https://members.pcisig.com/wg/PCI-SIG/document/12888 Jon Derrick (2): PCI/AER: Use _OSC to determine Firmware First before HEST PCI/DPC: Use _OSC to determine DPC support drivers/pci/pcie/aer.c | 3 +++ drivers/pci/pcie/dpc.c

[PATCH v2 2/2] PCI/DPC: Allow Native DPC Host Bridges to use DPC

ative DPC, and a BIOS or switch firmware preconfiguration of the DPC trigger could result in unhandled DPC events. Signed-off-by: Jon Derrick --- drivers/pci/pcie/dpc.c | 3 ++- drivers/pci/pcie/portdrv_core.c | 3 ++- 2 files changed, 4 insertions(+), 2 deletions(-) diff --git a/d

[PATCH v2 1/2] PCI/AER: Allow Native AER Host Bridges to use AER

clude ports whose Host Bridges request Native AER. Signed-off-by: Jon Derrick --- drivers/pci/pcie/aer.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/pci/pcie/aer.c b/drivers/pci/pcie/aer.c index f4274d3..30fbd1f 100644 --- a/drivers/pci/pcie/aer.c +++ b/drivers/pci/pcie/

[PATCH v2 0/2] Honoring Native AER/DPC Host Bridges

unmanaged DPC link down events. Jon Derrick (2): PCI/AER: Allow Native AER Host Bridges to use AER PCI/DPC: Allow Native DPC Host Bridges to use DPC drivers/pci/pcie/aer.c | 3 +++ drivers/pci/pcie/dpc.c | 3 ++- drivers/pci/pcie/portdrv_core.c | 3 ++- 3 files changed, 7

[PATCH] PCI/DPC: Allow Non-ACPI Native ports to use DPC

port's host bridge in order to allow DPC services to bind to the port. Signed-off-by: Jon Derrick --- drivers/pci/pcie/dpc.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/pci/pcie/dpc.c b/drivers/pci/pcie/dpc.c index 7621704..a1e355d 100644 --- a/drivers/pci

Re: [PATCHv3 4/4] MAINTAINERS: Remove powerpc's opal match

Thanks everyone. Sorry about the mess :) On 02/15/2017 10:23 PM, Michael Ellerman wrote: > Jon Derrick writes: > >> PPC's 'opal' match pattern also matches block/sed-opal.c, where it looks >> like the 'arch/powerpc' file pattern should be enough to m

[PATCHv4 4/4] MAINTAINERS: Remove powerpc's opal match

PPC's 'opal' match pattern also matches block/sed-opal.c, where it looks like the 'arch/powerpc' file pattern should be enough to match powerpc opal code by itself. Remove the opal regex pattern from powerpc. Signed-off-by: Jon Derrick --- MAINTAINERS | 1 - 1 file cha

[PATCHv4 3/4] block/sed: Check received header lengths

Add a buffer size check against discovery and response header lengths before we loop over their buffers. Signed-off-by: Jon Derrick Reviewed-by: Scott Bauer --- block/sed-opal.c | 35 +-- 1 file changed, 21 insertions(+), 14 deletions(-) diff --git a/block/sed

[PATCHv4 2/4] block/sed: Add helper to qualify response tokens

Add helper which verifies the response token is valid and matches the expected value. Merges token_type and response_get_token. Signed-off-by: Jon Derrick Reviewed-by: Scott Bauer --- block/sed-opal.c | 61 +++- 1 file changed, 25 insertions

[PATCHv4 1/4] block/sed: Use ssize_t on atom parsers to return errors

The short atom parser can return an errno from decoding but does not currently return the error as a signed value. Convert all of the parsers to ssize_t. Signed-off-by: Jon Derrick Reviewed-by: Scott Bauer --- block/sed-opal.c | 28 ++-- 1 file changed, 14 insertions

[PATCHv4 0/4] OPAL patches

parser check and changed it to only check the subpacket length v1->v2: left tok->len as a size_t got everyone important on the same email thread Jon Derrick (4): block/sed: Use ssize_t on atom parsers to return errors block/sed: Add helper to qualify response tokens block/sed: Check rec

[PATCHv3 4/4] MAINTAINERS: Remove powerpc's opal match

PPC's 'opal' match pattern also matches block/sed-opal.c, where it looks like the 'arch/powerpc' file pattern should be enough to match powerpc opal code by itself. Remove the opal regex pattern from powerpc. Signed-off-by: Jon Derrick --- MAINTAINERS | 1 - 1 file cha

[PATCHv3 3/4] block/sed: Check received header lengths

Add a buffer size check against discovery and response header lengths before we loop over their buffers. Signed-off-by: Jon Derrick --- block/sed-opal.c | 35 +-- 1 file changed, 21 insertions(+), 14 deletions(-) diff --git a/block/sed-opal.c b/block/sed-opal.c

[PATCHv3 1/4] block/sed: Use ssize_t on atom parsers to return errors

The short atom parser can return an errno from decoding but does not currently return the error as a signed value. Convert all of the parsers to ssize_t. Signed-off-by: Jon Derrick --- block/sed-opal.c | 28 ++-- 1 file changed, 14 insertions(+), 14 deletions(-) diff

[PATCHv3 2/4] block/sed: Add helper to qualify response tokens

Add helper which verifies the response token is valid and matches the expected value. Merges token_type and response_get_token. Signed-off-by: Jon Derrick --- block/sed-opal.c | 61 +++- 1 file changed, 25 insertions(+), 36 deletions(-) diff

[PATCHv3 0/4] OPAL patches

;len as a size_t got everyone important on the same email thread Jon Derrick (4): block/sed: Use ssize_t on atom parsers to return errors block/sed: Add helper to qualify response tokens block/sed: Check received header lengths MAINTAINERS: Remove powerpc's opal match MAINTAINERS

[PATCHv2 4/4] MAINTAINERS: Remove powerpc's opal match

PPC's 'opal' match pattern also matches block/sed-opal.c, where it looks like the 'arch/powerpc' file pattern should be enough to match powerpc opal code by itself. Remove the opal regex pattern from powerpc. Signed-off-by: Jon Derrick --- MAINTAINERS | 1 - 1 file cha

[PATCHv2 3/4] block/sed: Check received header lengths

Add a buffer size check against discovery and response header lengths before we loop over their buffers. Signed-off-by: Jon Derrick --- block/sed-opal.c | 35 +-- 1 file changed, 21 insertions(+), 14 deletions(-) diff --git a/block/sed-opal.c b/block/sed-opal.c

[PATCHv2 2/4] block/sed: Add helper to qualify response tokens

Add helper which verifies the response token is valid and matches the expected value. Merges token_type and response_get_token. Signed-off-by: Jon Derrick --- block/sed-opal.c | 61 +++- 1 file changed, 25 insertions(+), 36 deletions(-) diff

[PATCHv2 1/4] block/sed: Use ssize_t on atom parsers to return errors

The short atom parser can return an errno from decoding but does not currently return the error as a signed value. Convert all of the parsers to ssize_t. Signed-off-by: Jon Derrick --- block/sed-opal.c | 28 ++-- 1 file changed, 14 insertions(+), 14 deletions(-) diff

[PATCHv2 0/4] OPAL patches

Just a couple of fixes for sed-opal to prevent faulty firmware from allowing us to go off in the weeds, and a helper to remove some duplicate code. v1->v2: left tok->len as a size_t got everyone important on the same email thread Jon Derrick (4): block/sed: Use ssize_t on atom pars