From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755290AbcCBAgm (ORCPT ); Tue, 1 Mar 2016 19:36:42 -0500 Received: from mail333.us4.mandrillapp.com ([205.201.137.77]:43800 "EHLO mail333.us4.mandrillapp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756232AbcCAX5P convert rfc822-to-8bit (ORCPT ); Tue, 1 Mar 2016 18:57:15 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; q=dns; s=mandrill; d=linuxfoundation.org; b=DTvodEydoZzOXqo6+CdnsS+wo9571QkUOB0GguquxPUpQouKrB9+VrVeheBWNAD5cuu7VAzgqXDk /Mauas2dPm5tuKWb+Q7ZCPphevcaWvG/R+nRH0M5liHsobpWhP6MVWRV9M9QMlaC23JTeB+Q86Ln 7K0we/ABxi5bDfx4Kn8=; From: Greg Kroah-Hartman Subject: [PATCH 4.4 209/342] drm/radeon: properly byte swap vce firmware setup X-Mailer: git-send-email 2.7.2 To: Cc: Greg Kroah-Hartman , , =?utf-8?Q?Christian=20K=C3=B6nig?= , Alex Deucher Message-Id: <20160301234534.680522696@linuxfoundation.org> In-Reply-To: <20160301234527.990448862@linuxfoundation.org> References: <20160301234527.990448862@linuxfoundation.org> X-Report-Abuse: Please forward a copy of this message, including all headers, to abuse@mandrill.com X-Report-Abuse: You can also report abuse here: http://mandrillapp.com/contact/abuse?id=30481620.49c4cdf884f74dd691f3fe59bda4317c X-Mandrill-User: md_30481620 Date: Tue, 01 Mar 2016 23:54:53 +0000 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 4.4-stable review patch. If anyone has any objections, please let me know. ------------------ From: Alex Deucher commit cc78eb22885bba64445cde438ba098de0104920f upstream. Firmware is LE. Need to properly byteswap some of the fields so they are interpreted correctly by the driver on BE systems. Reviewed-by: Christian König Signed-off-by: Alex Deucher Signed-off-by: Greg Kroah-Hartman --- drivers/gpu/drm/radeon/vce_v1_0.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) --- a/drivers/gpu/drm/radeon/vce_v1_0.c +++ b/drivers/gpu/drm/radeon/vce_v1_0.c @@ -178,12 +178,12 @@ int vce_v1_0_load_fw(struct radeon_devic return -EINVAL; } - for (i = 0; i < sign->num; ++i) { - if (sign->val[i].chip_id == chip_id) + for (i = 0; i < le32_to_cpu(sign->num); ++i) { + if (le32_to_cpu(sign->val[i].chip_id) == chip_id) break; } - if (i == sign->num) + if (i == le32_to_cpu(sign->num)) return -EINVAL; data += (256 - 64) / 4; @@ -191,18 +191,18 @@ int vce_v1_0_load_fw(struct radeon_devic data[1] = sign->val[i].nonce[1]; data[2] = sign->val[i].nonce[2]; data[3] = sign->val[i].nonce[3]; - data[4] = sign->len + 64; + data[4] = cpu_to_le32(le32_to_cpu(sign->len) + 64); memset(&data[5], 0, 44); memcpy(&data[16], &sign[1], rdev->vce_fw->size - sizeof(*sign)); - data += data[4] / 4; + data += le32_to_cpu(data[4]) / 4; data[0] = sign->val[i].sigval[0]; data[1] = sign->val[i].sigval[1]; data[2] = sign->val[i].sigval[2]; data[3] = sign->val[i].sigval[3]; - rdev->vce.keyselect = sign->val[i].keyselect; + rdev->vce.keyselect = le32_to_cpu(sign->val[i].keyselect); return 0; } From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail177-1.suw61.mandrillapp.com ([198.2.177.1]:27939 "EHLO mail177-1.suw61.mandrillapp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756095AbcCAX4z convert rfc822-to-8bit (ORCPT ); Tue, 1 Mar 2016 18:56:55 -0500 Received: from pmta06.mandrill.prod.suw01.rsglab.com (127.0.0.1) by mail177-1.suw61.mandrillapp.com id hqom4e22rtkt for ; Tue, 1 Mar 2016 23:54:54 +0000 (envelope-from ) From: Greg Kroah-Hartman Subject: [PATCH 4.4 209/342] drm/radeon: properly byte swap vce firmware setup To: Cc: Greg Kroah-Hartman , , =?utf-8?Q?Christian=20K=C3=B6nig?= , Alex Deucher Message-Id: <20160301234534.680522696@linuxfoundation.org> In-Reply-To: <20160301234527.990448862@linuxfoundation.org> References: <20160301234527.990448862@linuxfoundation.org> Date: Tue, 01 Mar 2016 23:54:54 +0000 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8BIT Sender: stable-owner@vger.kernel.org List-ID: 4.4-stable review patch. If anyone has any objections, please let me know. ------------------ From: Alex Deucher commit cc78eb22885bba64445cde438ba098de0104920f upstream. Firmware is LE. Need to properly byteswap some of the fields so they are interpreted correctly by the driver on BE systems. Reviewed-by: Christian König Signed-off-by: Alex Deucher Signed-off-by: Greg Kroah-Hartman --- drivers/gpu/drm/radeon/vce_v1_0.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) --- a/drivers/gpu/drm/radeon/vce_v1_0.c +++ b/drivers/gpu/drm/radeon/vce_v1_0.c @@ -178,12 +178,12 @@ int vce_v1_0_load_fw(struct radeon_devic return -EINVAL; } - for (i = 0; i < sign->num; ++i) { - if (sign->val[i].chip_id == chip_id) + for (i = 0; i < le32_to_cpu(sign->num); ++i) { + if (le32_to_cpu(sign->val[i].chip_id) == chip_id) break; } - if (i == sign->num) + if (i == le32_to_cpu(sign->num)) return -EINVAL; data += (256 - 64) / 4; @@ -191,18 +191,18 @@ int vce_v1_0_load_fw(struct radeon_devic data[1] = sign->val[i].nonce[1]; data[2] = sign->val[i].nonce[2]; data[3] = sign->val[i].nonce[3]; - data[4] = sign->len + 64; + data[4] = cpu_to_le32(le32_to_cpu(sign->len) + 64); memset(&data[5], 0, 44); memcpy(&data[16], &sign[1], rdev->vce_fw->size - sizeof(*sign)); - data += data[4] / 4; + data += le32_to_cpu(data[4]) / 4; data[0] = sign->val[i].sigval[0]; data[1] = sign->val[i].sigval[1]; data[2] = sign->val[i].sigval[2]; data[3] = sign->val[i].sigval[3]; - rdev->vce.keyselect = sign->val[i].keyselect; + rdev->vce.keyselect = le32_to_cpu(sign->val[i].keyselect); return 0; }