From patchwork Wed Apr 24 18:43:32 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 13642352 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D34FF18E1E; Wed, 24 Apr 2024 18:44:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.19 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713984292; cv=none; b=tO1bR42qBcvn1/85LnyEpE7gdcZEtfGdFvZLRmDbydLd15fjopnr0k4GD8DG7SPixHewZ4487A98KlP3FW/A1/3pTo3l9L4HGTHzGwiooa3UONaSoDePwYFWCWAUYqiG60gTnHStYATMDoOLgMtGPOCFFWrdaS81O41V/e/tfmE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713984292; c=relaxed/simple; bh=bmEgJm+nWhZMSv9rSMU0KsmGx3A8cxIRW9yvR1peY04=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=OadZYd0ykMlkyUU18CrgR7q8VBYRpyMKxvWqIpbEP+d/H8Fb1cbqF1V6nwtwpoFkprCY62/iaHHWQ0JgRbL6AbivsGWvF1vXobjwtvElvNewg2oNQVWO1DhZDUfUSynYzuxJ0ZJjAXLp8YDtS4iXM9Nwvie627RMoo76Zb+pCXo= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=none smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=F+O8Rs4T; arc=none smtp.client-ip=192.198.163.19 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="F+O8Rs4T" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1713984291; x=1745520291; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=bmEgJm+nWhZMSv9rSMU0KsmGx3A8cxIRW9yvR1peY04=; b=F+O8Rs4TjRUZd4PPscrG8D+EQ5xH+tfsVoxmRWi6yi6qQyRmnzOJAZa8 uwEdeba0ERUlzMwGKvZI7VxpfH+3EXbRNf4HPYvJycboG/vN6AqCi4arp hW1570NWdFhoGusv8A0oehFQsLkz0mFv6jIgwe1OzKYJ2GB2yuu+Yed8j b84nBKZpR+IGLm8OhfyedrWWrgf6KLtqMQX8MxbfJWnpP66G3mGeGG1D0 eEoVeCiM5xMfJO+drYj4jBAVVxTDqPPuhnDHWor+oZw74wG0vMY8QNDxg y+5CMiksnbSvpljbPKXtyudaIZKuN7KZDtX/dEvh1IlNa8hOzncZTcJaR g==; X-CSE-ConnectionGUID: grh0sztBSuaTLbR8ABDO4Q== X-CSE-MsgGUID: AEGJcnydR6WVTbjXpANFlQ== X-IronPort-AV: E=McAfee;i="6600,9927,11054"; a="9507791" X-IronPort-AV: E=Sophos;i="6.07,227,1708416000"; d="scan'208";a="9507791" Received: from fmviesa009.fm.intel.com ([10.60.135.149]) by fmvoesa113.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 24 Apr 2024 11:44:48 -0700 X-CSE-ConnectionGUID: M2nEi21gQnS4YT7a2+hl8A== X-CSE-MsgGUID: lMG9HcRzRS2DwIEOAED5Uw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.07,227,1708416000"; d="scan'208";a="24810441" Received: from black.fi.intel.com ([10.237.72.28]) by fmviesa009.fm.intel.com with ESMTP; 24 Apr 2024 11:44:24 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id DCBC553E; Wed, 24 Apr 2024 21:44:22 +0300 (EEST) From: Andy Shevchenko To: Andy Shevchenko , Kate Hsuan , Hans de Goede , linux-media@vger.kernel.org, linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org Cc: Mauro Carvalho Chehab , Sakari Ailus , Greg Kroah-Hartman Subject: [PATCH v1 2/2] media: atomisp: Replace COMPILATION_ERROR_IF() by static_assert() Date: Wed, 24 Apr 2024 21:43:32 +0300 Message-ID: <20240424184421.1737776-3-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.43.0.rc1.1336.g36b5255a03ac In-Reply-To: <20240424184421.1737776-1-andriy.shevchenko@linux.intel.com> References: <20240424184421.1737776-1-andriy.shevchenko@linux.intel.com> Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Replace COMPILATION_ERROR_IF() by static_assert(). Signed-off-by: Andy Shevchenko --- .../circbuf/interface/ia_css_circbuf_comm.h | 6 +++ .../pci/hive_isp_css_include/assert_support.h | 23 ----------- .../pci/hive_isp_css_include/type_support.h | 5 ++- drivers/staging/media/atomisp/pci/ia_css_3a.h | 4 ++ .../staging/media/atomisp/pci/ia_css_dvs.h | 4 ++ .../media/atomisp/pci/ia_css_metadata.h | 4 ++ .../staging/media/atomisp/pci/ia_css_types.h | 2 + .../spctrl/interface/ia_css_spctrl_comm.h | 4 ++ drivers/staging/media/atomisp/pci/sh_css.c | 38 ------------------- .../media/atomisp/pci/sh_css_internal.h | 15 +++++++- 10 files changed, 40 insertions(+), 65 deletions(-) diff --git a/drivers/staging/media/atomisp/pci/base/circbuf/interface/ia_css_circbuf_comm.h b/drivers/staging/media/atomisp/pci/base/circbuf/interface/ia_css_circbuf_comm.h index 6fa6da859158..b0f20563c3a3 100644 --- a/drivers/staging/media/atomisp/pci/base/circbuf/interface/ia_css_circbuf_comm.h +++ b/drivers/staging/media/atomisp/pci/base/circbuf/interface/ia_css_circbuf_comm.h @@ -16,6 +16,8 @@ #ifndef _IA_CSS_CIRCBUF_COMM_H #define _IA_CSS_CIRCBUF_COMM_H +#include + #include /* uint8_t, uint32_t */ #define IA_CSS_CIRCBUF_PADDING 1 /* The circular buffer is implemented in lock-less manner, wherein @@ -45,6 +47,8 @@ struct ia_css_circbuf_desc_s { #define SIZE_OF_IA_CSS_CIRCBUF_DESC_S_STRUCT \ (4 * sizeof(uint8_t)) +static_assert(sizeof(struct ia_css_circbuf_desc_s) == SIZE_OF_IA_CSS_CIRCBUF_DESC_S_STRUCT); + /** * @brief Data structure for the circular buffer element. */ @@ -56,4 +60,6 @@ struct ia_css_circbuf_elem_s { #define SIZE_OF_IA_CSS_CIRCBUF_ELEM_S_STRUCT \ (sizeof(uint32_t)) +static_assert(sizeof(struct ia_css_circbuf_elem_s) == SIZE_OF_IA_CSS_CIRCBUF_ELEM_S_STRUCT); + #endif /*_IA_CSS_CIRCBUF_COMM_H*/ diff --git a/drivers/staging/media/atomisp/pci/hive_isp_css_include/assert_support.h b/drivers/staging/media/atomisp/pci/hive_isp_css_include/assert_support.h index 7382c0bbf7cb..d294ac402de8 100644 --- a/drivers/staging/media/atomisp/pci/hive_isp_css_include/assert_support.h +++ b/drivers/staging/media/atomisp/pci/hive_isp_css_include/assert_support.h @@ -16,29 +16,6 @@ #ifndef __ASSERT_SUPPORT_H_INCLUDED__ #define __ASSERT_SUPPORT_H_INCLUDED__ -/** - * The following macro can help to test the size of a struct at compile - * time rather than at run-time. It does not work for all compilers; see - * below. - * - * Depending on the value of 'condition', the following macro is expanded to: - * - condition==true: - * an expression containing an array declaration with negative size, - * usually resulting in a compilation error - * - condition==false: - * (void) 1; // C statement with no effect - * - * example: - * COMPILATION_ERROR_IF( sizeof(struct host_sp_queues) != SIZE_OF_HOST_SP_QUEUES_STRUCT); - * - * verify that the macro indeed triggers a compilation error with your compiler: - * COMPILATION_ERROR_IF( sizeof(struct host_sp_queues) != (sizeof(struct host_sp_queues)+1) ); - * - * Not all compilers will trigger an error with this macro; use a search engine to search for - * BUILD_BUG_ON to find other methods. - */ -#define COMPILATION_ERROR_IF(condition) ((void)sizeof(char[1 - 2 * !!(condition)])) - /* Compile time assertion */ #ifndef CT_ASSERT #define CT_ASSERT(cnd) ((void)sizeof(char[(cnd) ? 1 : -1])) diff --git a/drivers/staging/media/atomisp/pci/hive_isp_css_include/type_support.h b/drivers/staging/media/atomisp/pci/hive_isp_css_include/type_support.h index b996ee54d4a5..9a640f18eed9 100644 --- a/drivers/staging/media/atomisp/pci/hive_isp_css_include/type_support.h +++ b/drivers/staging/media/atomisp/pci/hive_isp_css_include/type_support.h @@ -33,9 +33,10 @@ #define CHAR_BIT (8) -#include -#include #include +#include +#include + #define HOST_ADDRESS(x) (unsigned long)(x) #endif /* __TYPE_SUPPORT_H_INCLUDED__ */ diff --git a/drivers/staging/media/atomisp/pci/ia_css_3a.h b/drivers/staging/media/atomisp/pci/ia_css_3a.h index 506910dd5c18..fc2075c7bd01 100644 --- a/drivers/staging/media/atomisp/pci/ia_css_3a.h +++ b/drivers/staging/media/atomisp/pci/ia_css_3a.h @@ -20,6 +20,8 @@ * This file contains types used for 3A statistics */ +#include + #include #include #include "ia_css_types.h" @@ -80,6 +82,8 @@ struct ia_css_isp_3a_statistics { SIZE_OF_IA_CSS_PTR + \ 4 * sizeof(uint32_t)) +static_assert(sizeof(struct ia_css_isp_3a_statistics) == SIZE_OF_IA_CSS_ISP_3A_STATISTICS_STRUCT); + /* Map with host-side pointers to ISP-format statistics. * These pointers can either be copies of ISP data or memory mapped * ISP pointers. diff --git a/drivers/staging/media/atomisp/pci/ia_css_dvs.h b/drivers/staging/media/atomisp/pci/ia_css_dvs.h index 3367dfd64050..41a81561bbef 100644 --- a/drivers/staging/media/atomisp/pci/ia_css_dvs.h +++ b/drivers/staging/media/atomisp/pci/ia_css_dvs.h @@ -20,6 +20,8 @@ * This file contains types for DVS statistics */ +#include + #include #include "ia_css_types.h" #include "ia_css_err.h" @@ -55,6 +57,8 @@ struct ia_css_isp_skc_dvs_statistics; ((3 * SIZE_OF_IA_CSS_PTR) + \ (4 * sizeof(uint32_t))) +static_assert(sizeof(struct ia_css_isp_dvs_statistics) == SIZE_OF_IA_CSS_ISP_DVS_STATISTICS_STRUCT); + /* Map with host-side pointers to ISP-format statistics. * These pointers can either be copies of ISP data or memory mapped * ISP pointers. diff --git a/drivers/staging/media/atomisp/pci/ia_css_metadata.h b/drivers/staging/media/atomisp/pci/ia_css_metadata.h index 9eb1b76a3b2a..a3e759a3eee7 100644 --- a/drivers/staging/media/atomisp/pci/ia_css_metadata.h +++ b/drivers/staging/media/atomisp/pci/ia_css_metadata.h @@ -20,6 +20,8 @@ * This file contains structure for processing sensor metadata. */ +#include + #include #include "ia_css_types.h" #include "ia_css_stream_format.h" @@ -50,6 +52,8 @@ struct ia_css_metadata { #define SIZE_OF_IA_CSS_METADATA_STRUCT sizeof(struct ia_css_metadata) +static_assert(sizeof(struct ia_css_metadata) == SIZE_OF_IA_CSS_METADATA_STRUCT); + /* @brief Allocate a metadata buffer. * @param[in] metadata_info Metadata info struct, contains details on metadata buffers. * @return Pointer of metadata buffer or NULL (if error) diff --git a/drivers/staging/media/atomisp/pci/ia_css_types.h b/drivers/staging/media/atomisp/pci/ia_css_types.h index 6e34d401f9df..f5df564c86e8 100644 --- a/drivers/staging/media/atomisp/pci/ia_css_types.h +++ b/drivers/staging/media/atomisp/pci/ia_css_types.h @@ -84,6 +84,8 @@ struct ia_css_state_memory_offsets; /* Virtual address within the CSS address space. */ typedef u32 ia_css_ptr; +#define SIZE_OF_IA_CSS_PTR sizeof(uint32_t) + /* Generic resolution structure. */ struct ia_css_resolution { diff --git a/drivers/staging/media/atomisp/pci/runtime/spctrl/interface/ia_css_spctrl_comm.h b/drivers/staging/media/atomisp/pci/runtime/spctrl/interface/ia_css_spctrl_comm.h index 78e0f3096f60..de68616482f0 100644 --- a/drivers/staging/media/atomisp/pci/runtime/spctrl/interface/ia_css_spctrl_comm.h +++ b/drivers/staging/media/atomisp/pci/runtime/spctrl/interface/ia_css_spctrl_comm.h @@ -16,6 +16,8 @@ #ifndef __IA_CSS_SPCTRL_COMM_H__ #define __IA_CSS_SPCTRL_COMM_H__ +#include + #include /* state of SP */ @@ -43,4 +45,6 @@ struct ia_css_sp_init_dmem_cfg { (4 * sizeof(uint32_t)) + \ (1 * sizeof(sp_ID_t)) +static_assert(sizeof(struct ia_css_sp_init_dmem_cfg) == SIZE_OF_IA_CSS_SP_INIT_DMEM_CFG_STRUCT); + #endif /* __IA_CSS_SPCTRL_COMM_H__ */ diff --git a/drivers/staging/media/atomisp/pci/sh_css.c b/drivers/staging/media/atomisp/pci/sh_css.c index 42a69b26db01..e2497fc4dfc9 100644 --- a/drivers/staging/media/atomisp/pci/sh_css.c +++ b/drivers/staging/media/atomisp/pci/sh_css.c @@ -1345,47 +1345,9 @@ ia_css_init(struct device *dev, const struct ia_css_env *env, { int err; ia_css_spctrl_cfg spctrl_cfg; - void (*flush_func)(struct ia_css_acc_fw *fw); hrt_data select, enable; - /* - * The C99 standard does not specify the exact object representation of structs; - * the representation is compiler dependent. - * - * The structs that are communicated between host and SP/ISP should have the - * exact same object representation. The compiler that is used to compile the - * firmware is hivecc. - * - * To check if a different compiler, used to compile a host application, uses - * another object representation, macros are defined specifying the size of - * the structs as expected by the firmware. - * - * A host application shall verify that a sizeof( ) of the struct is equal to - * the SIZE_OF_XXX macro of the corresponding struct. If they are not - * equal, functionality will break. - */ - - /* Check struct sh_css_ddr_address_map */ - COMPILATION_ERROR_IF(sizeof(struct sh_css_ddr_address_map) != SIZE_OF_SH_CSS_DDR_ADDRESS_MAP_STRUCT); - /* Check struct host_sp_queues */ - COMPILATION_ERROR_IF(sizeof(struct host_sp_queues) != SIZE_OF_HOST_SP_QUEUES_STRUCT); - COMPILATION_ERROR_IF(sizeof(struct ia_css_circbuf_desc_s) != SIZE_OF_IA_CSS_CIRCBUF_DESC_S_STRUCT); - COMPILATION_ERROR_IF(sizeof(struct ia_css_circbuf_elem_s) != SIZE_OF_IA_CSS_CIRCBUF_ELEM_S_STRUCT); - - /* Check struct host_sp_communication */ - COMPILATION_ERROR_IF(sizeof(struct host_sp_communication) != SIZE_OF_HOST_SP_COMMUNICATION_STRUCT); - COMPILATION_ERROR_IF(sizeof(struct sh_css_event_irq_mask) != SIZE_OF_SH_CSS_EVENT_IRQ_MASK_STRUCT); - - /* Check struct sh_css_hmm_buffer */ - COMPILATION_ERROR_IF(sizeof(struct sh_css_hmm_buffer) != SIZE_OF_SH_CSS_HMM_BUFFER_STRUCT); - COMPILATION_ERROR_IF(sizeof(struct ia_css_isp_3a_statistics) != SIZE_OF_IA_CSS_ISP_3A_STATISTICS_STRUCT); - COMPILATION_ERROR_IF(sizeof(struct ia_css_isp_dvs_statistics) != SIZE_OF_IA_CSS_ISP_DVS_STATISTICS_STRUCT); - COMPILATION_ERROR_IF(sizeof(struct ia_css_metadata) != SIZE_OF_IA_CSS_METADATA_STRUCT); - - /* Check struct ia_css_init_dmem_cfg */ - COMPILATION_ERROR_IF(sizeof(struct ia_css_sp_init_dmem_cfg) != SIZE_OF_IA_CSS_SP_INIT_DMEM_CFG_STRUCT); - if (!env) return -EINVAL; diff --git a/drivers/staging/media/atomisp/pci/sh_css_internal.h b/drivers/staging/media/atomisp/pci/sh_css_internal.h index bef2b8c5132b..1501046cebb9 100644 --- a/drivers/staging/media/atomisp/pci/sh_css_internal.h +++ b/drivers/staging/media/atomisp/pci/sh_css_internal.h @@ -16,11 +16,13 @@ #ifndef _SH_CSS_INTERNAL_H_ #define _SH_CSS_INTERNAL_H_ +#include +#include + #include #include #include #include -#include #include "input_formatter.h" #include "input_system.h" @@ -104,7 +106,6 @@ */ #define CALC_ALIGNMENT_MEMBER(x, y) (CEIL_MUL(x, y) - x) #define SIZE_OF_HRT_VADDRESS sizeof(hive_uint32) -#define SIZE_OF_IA_CSS_PTR sizeof(uint32_t) /* Number of SP's */ #define NUM_OF_SPS 1 @@ -202,6 +203,8 @@ struct sh_css_ddr_address_map { (SH_CSS_MAX_STAGES * IA_CSS_NUM_MEMORIES * SIZE_OF_HRT_VADDRESS) + \ (16 * SIZE_OF_HRT_VADDRESS)) +static_assert(sizeof(struct sh_css_ddr_address_map) == SIZE_OF_SH_CSS_DDR_ADDRESS_MAP_STRUCT); + /* xmem address map allocation per pipeline */ struct sh_css_ddr_address_map_size { size_t isp_param; @@ -705,6 +708,8 @@ struct sh_css_hmm_buffer { SIZE_OF_IA_CSS_CLOCK_TICK_STRUCT + \ CALC_ALIGNMENT_MEMBER(SIZE_OF_IA_CSS_CLOCK_TICK_STRUCT, 8)) +static_assert(sizeof(struct sh_css_hmm_buffer) == SIZE_OF_SH_CSS_HMM_BUFFER_STRUCT); + enum sh_css_queue_type { sh_css_invalid_queue_type = -1, sh_css_host2sp_buffer_queue, @@ -724,6 +729,8 @@ struct sh_css_event_irq_mask { #define SIZE_OF_SH_CSS_EVENT_IRQ_MASK_STRUCT \ (2 * sizeof(uint16_t)) +static_assert(sizeof(struct sh_css_event_irq_mask) == SIZE_OF_SH_CSS_EVENT_IRQ_MASK_STRUCT); + struct host_sp_communication { /* * Don't use enum host2sp_commands, because the sizeof an enum is @@ -761,6 +768,8 @@ struct host_sp_communication { ((3 + N_CSI_PORTS) * sizeof(uint32_t)) + \ (NR_OF_PIPELINES * SIZE_OF_SH_CSS_EVENT_IRQ_MASK_STRUCT)) +static_assert(sizeof(struct host_sp_communication) == SIZE_OF_HOST_SP_COMMUNICATION_STRUCT); + struct host_sp_queues { /* * Queues for the dynamic frame information, @@ -831,6 +840,8 @@ struct host_sp_queues { #define SIZE_OF_HOST_SP_QUEUES_STRUCT \ (SIZE_OF_QUEUES_ELEMS + SIZE_OF_QUEUES_DESC) +static_assert(sizeof(struct host_sp_queues) == SIZE_OF_HOST_SP_QUEUES_STRUCT); + extern int __printf(1, 0) (*sh_css_printf)(const char *fmt, va_list args); static inline void __printf(1, 2) sh_css_print(const char *fmt, ...)